PREVOST X3-45 Owner's manual

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COACH MANUFACTURER
OPERATOR’S MANUAL
X3 COACHES
PA1563 revised 2023/06/16
PA1563 1st Edition
Date: June, 2007
Starting from vehicle: 8-9282
Featuring: DDC S60-2007 engine
revised 2023/06/16: light bulb data table removed
Table of Contents
i
FOREWORD..................................................1
SAFETY PRECAUTIONS.................... 2
SAFE OPERATING PRACTICES ....................2
DEFENSIVE DRIVING PRACTICES................2
OTHER PRECAUTIONS ..................................3
COACH EXTERIOR ....................................4
ENGINE COMPARTMENT COMPONENTS ....5
ENGINE COMPARTMENT ...............................6
ENGINE COMPARTMENT CURB-SIDE DOOR 6
ENGINE COMPARTMENT REAR DOORS........ 6
ENGINE RADIATOR DOOR.............................7
DIESEL PARTICULATE FILTER (DPF)
COMPARTMENT ACCESS DOOR..................7
CONDENSER COMPARTMENT (A/C) ............8
EVAPORATOR COMPARTMENT ...................8
FRONT ELECTRICAL AND SERVICE
COMPARTMENT..............................................9
REAR ELECTRICAL COMPARTMENT...........9
BAGGAGE COMPARTMENTS......................10
SPARE WHEEL COMPARTMENT ................11
FUEL FILLER DOOR .....................................11
ENTRANCE DOOR ........................................12
DOOR OPERATION LOGIC .............................12
EMERGENCY ENTRANCE DOOR OPENING .12
WHEELCHAIR LIFT ACCESS DOORS.........12
REAR VIEW MIRRORS..................................13
BACK-UP CAMERA.......................................13
110-120 VOLTS CONNECTOR......................13
HUBODOMETER............................................14
COACH INTERIOR........................... 15
ELECTRONIC DESTINATION SIGN .............15
UTILITY COMPARTMENTS...........................15
STEERING WHEEL ADJUSTMENT ..............15
AISLE MIRROR ..............................................15
ADJUSTABLE HVAC REGISTERS...............15
DRIVER'S SEAT – ISRI..................................16
MECHANICAL ISRI SEAT.................................16
PNEUMATIC ISRI SEAT ...................................17
SAFETY BELTS ................................................18
TOUR GUIDE SEAT....................................... 19
MICROPHONE JACKS..................................19
PASSENGER SEATS ....................................19
SWIVEL SEATS ................................................19
FOLDING TRAYS..............................................19
CARD TABLES .................................................20
QUICK-LOUNGE SYSTEM ...............................20
OVERHEAD CONSOLE................................. 20
ADJUSTABLE AIR REGISTERS.......................21
SERVICE BELL.................................................21
READING LIGHTS ............................................21
WINDOWS......................................................21
PANORAMIC WINDOWS .................................21
DRIVER'S POWER WINDOW...........................22
VENTILATION HATCH ..................................22
OVERHEAD COMPARTMENTS....................22
WASTE CONTAINER.....................................23
GALLEY .........................................................23
LAVATORY .................................................... 23
CONTROLS AND INSTRUMENTS ... 24
KEYS ..............................................................24
IGNITION KEY ..................................................24
ENTRANCE DOOR AND EXTERIOR
COMPARTMENT DOORS KEY ........................24
UTILITY COMPARTMENTS KEY......................24
LAVATORY DOOR KEY ...................................24
UTILITY AND VIDEO COMPARTMENT KEY ...24
HAND TOWEL DISPENSER KEY.....................24
TV MONITOR KEY............................................25
IGNITION SWITCH......................................... 25
LATERAL CONTROL PANEL .......................27
TRANSMISSION CONTROL PAD ....................28
CRUISE CONTROL SWITCHES.......................28
POWER WINDOW SWITCH .............................29
MIRROR CONTROLS .......................................29
Table of Contents
ii
TAG AXLE CONTROL VALVE..........................29
PARKING BRAKES CONTROL VALVE............29
COOLANT HEATER TIMER .............................29
LOW BUOY CONTROL VALVE ........................29
CIGARETTE LIGHTER .....................................30
ASHTRAY .........................................................30
UTILITY COMPARTMENT ................................30
12-VOLT APPLIANCES SOCKET.....................30
TRAILER AIR SUPPLY CONTROL VALVE ......30
EMERGENCY/PARKING BRAKES
OVERRULE CONTROL VALVE ....................30
BACK-UP CAMERA MONITOR.....................30
SCENIC VIEWING SYSTEM CAMERA .........30
DIAGNOSTIC DATA READER (DDR)
RECEPTACLE................................................30
DASHBOARD.................................................31
CONTROL SWITCHES .....................................32
L.H. DASHBOARD PANEL ...............................32
R.H. DASHBOARD PANEL...............................36
AIR VENTS .......................................................40
INSTRUMENT CLUSTER...............................40
MESSAGE CENTER DISPLAY (MCD) .............40
DASHBOARD GAUGES ...................................40
TELLTALE PANEL.........................................42
STEERING COLUMN CONTROLS................46
MULTI-FUNCTION LEVER ...............................47
HORN..............................................................47
ELECTRIC HORN .............................................47
AIR HORN.........................................................48
ALLISON TRANSMISSION RETARDER.......48
OPERATING THE TRANSMISSION OUTPUT
RETARDER.......................................................48
FOOT-OPERATED CONTROLS....................48
BRAKE PEDAL .................................................48
ACCELERATOR PEDAL...................................49
ALLISON AUTOMATIC TRANSMISSION .....49
OPERATION ....................................................49
MODE................................................................50
DESCRIPTION OF AVAILABLE RANGES........50
ZF-ASTRONIC AUTOMATIC
TRANSMISSION ............................................ 51
RANGE SELECTOR KEYPAD..........................51
INDICATOR LIGHT ...........................................51
DISPLAY ...........................................................52
ACCELERATOR PEDAL...................................52
AUTOMATIC MODE..........................................52
MANUAL MODE................................................52
EASY START SYSTEM ....................................52
DRIVING TIPS ..................................................52
STARTING THE ENGINE .................................53
SETTING OFF, FORWARD TRAVEL ...............53
CORRECTING THE STARTING GEAR ............53
MANEUVERING MODE ....................................53
STARTING TO ROLL ON SLOPES ..................54
CHANGING BETWEEN MANUAL MODE
AND AUTOMATIC MODE .................................54
CHANGING GEAR............................................54
REVERSING .....................................................55
CHANGING DIRECTION OF TRAVEL
(FORWARD / REVERSE) .................................55
STOPPING VEHICLE .......................................56
TOWING............................................................56
SWITCHING OFF ENGINE / PARKING
VEHICLE ...........................................................56
CLUTCH PROTECTION ...................................56
ENGINE OVERSPEED PROTECTION .............57
ZF-ASTRONIC DISPLAY ..................................57
OTHER FEATURES .......................... 59
EXHAUST AFTERTREATMENT DEVICE.....59
AFTERTREATMENT DEVICE ..........................59
PASSIVE REGENERATION .............................59
ACTIVE REGENERATION................................59
STATIONARY (PARKED) REGENERATION....59
MESSAGE CENTER DISPLAY (MCD).......... 60
DRIVING MODE MENU............................... 61
GAUGE MODE MENU ......................................61
FUEL ECONOMY MENU ..................................61
TIME / DIST MENU ...........................................61
FAULT ? MENU (Fault messages) ....................62
Table of Contents
iii
NON-DRIVING MODE MENU......................62
SET UP MODE MENU ......................................62
SYSTEM DIAGNOSTIC MENU.........................64
FAULT DIAGNOSTIC MENU ............................64
PART NUMBER ................................................65
STATUS TEST ..................................................66
DATA LOG MODE MENU .................................66
PASSWORDS ...................................................67
PRODRIVERTM ...............................................67
ALLISON TRANSMISSION CONTROL
MODULE (TCM) .............................................68
ALLISON TRANSMISSION RETARDER.......68
JACOBS ENGINE BRAKE.............................68
ANTILOCK BRAKING SYSTEM (ABS) –
[AUTOMATIC TRACTION CONTROL (ATC) –
ELECTRONIC STABILITY PROGRAM (ESP)
(OPTIONAL)] ..................................................69
DRIVER CONTROLLED
DIFFERENTIAL LOCK (DCDL)......................69
OPERATION TIPS ............................................70
LOCKING THE DCDL .......................................70
UNLOCKING THE DCDL ..................................70
KNEELING SYSTEM......................................70
HI-BUOY .........................................................71
LOW-BUOY ....................................................71
UNLOADING TAG AXLE ...............................71
RETRACTABLE TAG AXLE..........................71
IN-STATION LIGHTING .................................71
COOLANT HEATER.......................................71
SWITCHING THE HEATER ON........................72
SWITCHING THE HEATER OFF ......................72
COOLANT HEATER TIMER .............................72
TROUBLESHOOTING AND MAINTENANCE...74
WHEELCHAIR LIFT SYSTEM .......................74
WHEELCHAIR LIFT AND ACCESS DOORS....74
OPERATING THE WHEELCHAIR LIFT ............75
THRESHOLD WARNING SYSTEM (TWS)
ADJUSTMENT ..................................................76
INTERIOR APPOINTMENTS ............................77
EMERGENCY OPERATION .............................78
WHEELCHAIR LIFT REMOVAL FOR STORING
OR MAINTENANCE PURPOSES .....................80
WHEELCHAIR LIFT INSTALLATION................80
STARTING AND STOPPING
PROCEDURES.................................. 81
STARTING THE ENGINE ..............................81
STARTING FROM THE DRIVER'S SEAT.........81
STARTING FROM THE ENGINE
COMPARTMENT ..............................................81
COLD WEATHER STARTING ..........................82
JUMP STARTING..............................................82
ENGINE BLOCK HEATER ............................84
ENGINE WARM-UP ....................................... 84
ALLISON TRANSMISSION WARM-UP.........84
ZF-ASTRONIC TRANSMISSION – STARTING
THE VEHICLE AT LOW TEMPERATURES..84
SAFETY FEATURES AND
EQUIPMENT...................................... 85
EMERGENCY EXITS ..................................... 85
SIDE WINDOWS...............................................85
ROOF HATCH...................................................85
EMERGENCY ENTRANCE DOOR OPENING .86
EMERGENCY EQUIPMENT ..........................86
FIRE EXTINGUISHERS ....................................86
FIRST AID KIT ..................................................87
FIRE HATCHET ................................................87
WARNING REFLECTORS ................................87
JACK AND TOOLS............................................87
SPARE PARTS KIT...........................................87
LIMP-HOME BELT ............................................87
SPARE WHEEL AND TIRE ...........................88
CHANGING A WHEEL ......................................88
JACKING POINTS .........................................89
HYDRAULIC JACK............................................90
TOWING .........................................................90
EMERGENCY AIR-FILL VALVES .................90
EMERGENCY AND PARKING BRAKES......91
DAYTIME RUNNING LIGHTS........................ 92
Table of Contents
iv
FOG LIGHTS ..................................................92
COMPARTMENT LIGHTING..........................92
MUD FLAPS AND SPLASH GUARDS ..........92
BACK-UP CAMERA.......................................92
BACK-UP ALARM..........................................92
AUDIBLE ALERTS.........................................93
CARE AND MAINTENANCE............. 95
CLEANING......................................................95
SEAT UPHOLSTERY........................................95
PLASTIC AND VINYL........................................96
WINDOWS ........................................................96
STAINLESS STEEL ..........................................96
FORMICA..........................................................96
CARPET............................................................96
RUBBER COMPONENTS.................................96
FLOOR CLEANING...........................................96
EXTERIOR SURFACES....................................96
WINDSHIELD....................................................97
LAVATORY MAINTENANCE.........................97
FRESH WATER RESERVOIR ..........................97
CLEANING CABINET........................................98
FILLING THE MAIN SUMP TANK.....................98
DRAINING THE MAIN SUMP TANK.................98
DRAINING THE AUXILIARY SUMP TANK .......98
FLUID LEVEL VERIFICATION.......................99
ENGINE OIL LEVEL..........................................99
TRANSMISSION OIL LEVEL ............................99
ALLISON AUTOMATIC TRANSMISSION
OIL LEVEL ......................................................100
ZF-ASTRONIC TRANSMISSION OIL LEVEL .100
POWER STEERING FLUID LEVEL ................101
COOLING FAN RIGHT ANGLE GEARBOX OIL
LEVEL .............................................................101
DRIVE AXLE WHEEL BEARING OIL LEVEL..102
FRONT AND TAG AXLE WHEEL HUBS ........102
COOLANT FLUID LEVEL................................102
WINDSHIELD WASHER & HEADLIGHTS
WASHER RESERVOIRS ................................102
OTHER VERIFICATIONS.............................102
AIR TANK PURGE ..........................................102
FIRE EXTINGUISHERS ..................................103
FUEL FILTER / WATER SEPARATOR ...........103
BELT TENSION ADJUSTMENT......................104
BACK-UP CAMERA ........................................104
AIR FILTER RESTRICTION INDICATOR .......105
A/C AND HEATING SYSTEM AIR FILTERS...105
DRIVER'S AREA AIR FILTERS ......................105
PASSENGERS AREA AIR FILTER.................105
HOSE INSPECTION .......................................106
LUBRICATION ................................................106
ROUTINE INSPECTION...............................106
WITH ENGINE STOPPED ..............................106
WITH ENGINE RUNNING...............................107
EXTERIOR LIGHTING VERIFICATION.......108
FIRST SERVICE ON NEW VEHICLE ..........109
ENGINE OIL....................................................109
ALLISON AUTOMATIC TRANSMISSION FLUID
FILTER ............................................................109
COOLANT SYSTEM STRAINER ....................109
GENERAL RECOMMENDATIONS..............109
WALK-AROUND INSPECTION
(BEFORE EVERY TRIP) ..............................110
ENGINE TROUBLESHOOTING GUIDE...... 113
TECHNICAL INFORMATION .......... 115
DIMENSIONS AND WEIGHTS ....................117
CAPACITIES ................................................117
FUEL TYPE .................................................. 117
WHEELS AND TIRES ..................................117
RECOMMENDED TIRE INFLATION
PRESSURE AT MAXIMUM COLD LOAD .......117
BELTS ..........................................................118
ENGINE ........................................................118
TRANSMISSION .......................................... 118
ALLISON TRANSMISSION .............................118
ZF-ASTRONIC TRANSMISSION ....................118
BRAKES.......................................................118
BRAKE CHAMBER EFFECTIVE AREA ..........118
AIR SYSTEM ................................................118
Table of Contents
v
ANTILOCK BRAKING SYSTEM (ABS).......119
TROUBLESHOOTING AND TESTING ...........119
AUTOMATIC TRACTION CONTROL (ATC) –
ELECTRONIC STABILITY PROGRAM (ESP)
......................................................................119
STEERING....................................................119
ELECTRICAL SYSTEM................................119
SUSPENSION...............................................119
I-BEAM AXLE FRONT SUSPENSION ............119
INDEPENDENT FRONT SUSPENSION .........119
DRIVE AXLE ...................................................120
TAG AXLE.......................................................120
ALIGNMENT SPECIFICATIONS .................120
HEATING AND AIR CONDITIONING ..........120
OIL SPECIFICATIONS .................................121
ENGINE...........................................................121
ALLISON TRANSMISSION .............................121
ZF-ASTRONIC AUTOMATIC
TRANSMISSION .............................................121
DIFFERENTIAL...............................................121
FAN RIGHT ANGLE GEARBOX .....................121
POWER STEERING RESERVOIR..................121
PRE-HEATING SYSTEM..............................121
LIGHT BULB DATA .....................................123
PLATES AND CERTIFICATION ..................124
SAFETY CERTIFICATION ..............................124
DOT CERTIFICATION PLATE ........................125
EPA ENGINE LABEL ......................................125
VEHICLE IDENTIFICATION
NUMBER (VIN) .............................................125
COACH FINAL RECORD.............................125
APPENDIX A – SERVICE LITERATURE127
SERVICE LITERATURE..........................127
NOTICE....................................................128
APPENDIX B – TROUBLESHOOTING
GUIDE FOR MULTIPLEX VEHICLES ....... 129
TROUBLESHOOTING.............................129
APPENDIX C ................................... 135
DIAGNOSTIC TROUBLESHOOTING CODES
(DTC) - ALLISON 4TH GENERATION
CONTROLS..................................................135
DIAGNOSTIC TROUBLESHOOTING CODES
(DTC) OVERVIEW ..........................................135
DIAGNOSTIC CODES – ALLISON 4TH
GENERATION CONTROLS............................135
DIAGNOSTIC CODE DISPLAY AND CLEARING
PROCEDURE - ALLISON 4TH GENERATION
CONTROLS ....................................................136
DIAGNOSTIC CODE RESPONSE ..................137
ALLISON TRANSMISSION DIAGNOSTIC
TROUBLESHOOTING CODES (DTC) AND
DESCRIPTIONS..............................................138
ALLISON TRANSMISSION OIL LEVEL
CHECK USING THE PUSH-BUTTON
SHIFT SELECTOR..........................................141
APPENDIX D – DDEC VI DIAGNOSTIC
CODES .............................................. 143
DDEC VI DIAGNOSTIC CODES.................. 143
DIAGNOSTIC SYSTEM ..................................143
READING DIAGNOSTIC CODES- FLASHING
LIGHT METHOD .............................................143
DDEC VI CPC DIAGNOSTIC CODES LIST 144
DDEC VI MCM DIAGNOSTIC CODES LIST151
APPENDIX E – ZF-ASTRONIC
TRANSMISSION ERROR CODES ........... 163
ZF-ASTRONIC TRANSMISSION SYSTEM
FAULTS AND ERROR MESSAGES ........... 163
SYSTEM FAULTS (ERROR MESSAGES)......163
ERROR CODES..............................................164
APPENDIX F – WEBASTO PREHEATER
FLASH CODES.................................... 169
OPERATIONAL FAILURE SYMPTOMS VIA
FAULT/FLASH CODE..................................169
INDEX ............................................. 171
Foreword
1
This Operator's Manual for the PREVOST X3-
45 coach equipped with the new US07 engine
has been prepared to thoroughly acquaint you,
the driver, with the equipment and features of
the coach in order for you to fully appreciate and
safely enjoy this vehicle. Prevost Car
Incorporated is committed to the continuous
improvement of coach quality, reliability, durability
and safety. With innovative features, the X3
series coach was designed with passenger and
driver safety and comfort in mind.
This manual contains information available at the
time of publication. Because standard and
optional equipment is covered in this manual,
some of the optional equipment described may
not apply to your coach. If in doubt, refer to the
technical documentation package provided with
the coach.
Driver's controls and instruments incorporate
advanced technology for enhanced driving ease
and security. This manual describes the main
features, instruments and controls, and servicing
requirements for both standard and optional
equipment. Read this manual carefully to take
advantage of the coach's advanced features and
to ensure optimum safety and passenger comfort.
Keep this manual in the coach at all times. Make
sure this manual is kept with the coach when
ownership is transferred. Please use the
appropriate card at the end of this manual to
promptly notify Prevost Car of any change of
address or transfer of ownership. This will ensure
we provide fast and reliable coach service to all
coach operators.
DANGER, WARNING, CAUTION and NOTE. are
used throughout this manual to emphasize
important points when necessary:
DANGER
Directs the operator’s attention to unsafe
practices which could result in serious
personal injury or death.
WARNING
Directs the operator’s attention to unsafe
practices which could result in serious
personal injury or severe damage to the
vehicle.
CAUTION
Directs the operator’s attention to unsafe
practices where personal injury is not likely
but damage to vehicle components could
occur.
NOTE
Indicates supplementary information essential
to the proper operation of the vehicle.
The service life of the coach depends on the kind
of attention it receives. Pay close attention to the
DANGER, WARNING, CAUTION and NOTE.
Read the various notices and instructions posted
throughout the coach and attached to equipment.
Since continuous improvement is a primary focus at Prevost
Car, we reserve the right to make changes anytime, without
notice, and without incurring any obligation.
Before reproducing or copying this manual, in whole or in
part, written consent must be obtained from Prevost Car
Incorporated.
Safety Precautions
2
SAFE OPERATING PRACTICES
To ensure safe and reliable operation, heed the
following safety precautions.
Operation and maintenance of the vehicle
must be performed only by qualified
personnel.
Before driving, conduct a walk around
inspection and check that all baggage
compartment doors and equipment access
doors are securely shut.
Make sure good visibility is maintained at all
times. Keep windshields clean and free of
obstructions.
Adjust the driver's seat so that all controls
can be reached easily.
Always wear your safety belt when driving.
Check the instrument panel frequently. Do
not operate the vehicle when dials or
indicators do not indicate normal operating
conditions.
Always pay attention to pedestrians passing
in front and behind the vehicle. Always yield
to pedestrians at pedestrian walkways.
Do not drive over obstacles on the road.
Empty boxes, piles of leaves, and snowdrifts
could conceal hidden dangers that could
damage the vehicle suspension and
underbody.
When turning or changing lanes, signal your
intention well in advance.
When approaching to make a right turn,
reduce the space between the vehicle and
the curb to make sure another vehicle
cannot pass on the right. Since the vehicle
makes wide turns, allow enough space to
make safe turns.
Switch from high beams to low beams when
meeting or following other vehicles within
500 feet (150 meters).
Never leave the vehicle unattended with the
engine running or with the key in the ignition.
Turn off the engine, remove keys and apply
the parking brake before leaving the vehicle.
Shut-off the engine before refueling, adding
oil, performing maintenance or servicing
tasks, unless stated otherwise.
Fuel is highly flammable and explosive. Do
not smoke when refueling. Keep away from
open flames or sparks.
Do not run the engine or HVAC system with
access doors left open. Close compartment
doors before operating any equipment.
Do not remove the surge tank filler cap or
the cooling system pressure cap when the
engine is hot. Let the engine cool down
before removing filler caps.
Do not attempt to push or pull-start the
vehicle.
The service life of the vehicle depends on
the kind of maintenance it receives. Always
record any problems and report them
immediately to maintenance personnel.
DEFENSIVE DRIVING PRACTICES
For city driving, allow a four to six second
travel interval between your vehicle and the
vehicle ahead. Increase this travel interval
to six to eight seconds for highway driving.
Increase time interval for driving at night or
in foul weather.
Be prepared to stop when approaching an
intersection. The stopping distance of the
vehicle increases with the weight and speed.
Establish eye-to-eye contact with other
drivers and with pedestrians. Use, high
beam and low beam headlights, turn signals
and horn as needed.
On highway, don't stare at the road ahead.
Keep your eyes moving. Check mirrors and
dashboard instruments frequently.
To keep the vehicle from drifting across
lanes during highway driving, always look
over the horizon on the road ahead.
Adjust your speed to road conditions, traffic
and visibility. Never exceed the posted
speed limits.
If another vehicle is following close behind,
reduce your speed to let the vehicle pass.
For additional information about safe
operation and defensive driving practices,
contact the local department of motor
vehicles authority.
Safety Precautions
3
OTHER PRECAUTIONS
DANGER
Make sure that electrical current or air
pressure is removed before performing any
work. A part may be energized even if the
ignition switch is OFF. A part may be under
pressure even if all tanks are empty. Before
performing any work on the vehicle, refer to
wiring diagrams and/or air schematics to
thoroughly understand the system.
CAUTION
Disconnect all electronic control modules
before welding. If modules (ECM, TCM, ECU,
ABS) are not disconnected before welding is
done, there is a high risk of destroying the
electronic components (EPROM, Chip). Refer
to procedure described in Maintenance
Manual.
Coach Exterior
4
X3-45 EXTERIOR VIEW (TYPICAL) 18606
1. Engine air intake
2. Engine compartment curb-side door
3. Hinged rear fender
4. Baggage compartment
5. Fuel filler door
6. Condenser compartment
7. Entrance door control switch
8. Entrance door
9. Engine compartment rear doors
10. Rear-view mirrors
11. Spare wheel compartment
12. Front electrical and service compartment
13. Driver’s power window
14. Evaporator compartment
15. Radiator door
16. Rear electrical compartment
17. Diesel Particulate Filter (DPF) compartment access door
Coach Exterior
5
ENGINE COMPARTMENT COMPONENTS
ENGINE COMPARTMENT 01184
1. Coolant fluid surge tank;
2. Engine oil dipstick;
3. Belt tensioner control valve;
4. Engine oil reserve tank;
5. Hydraulic Fluid Reservoir;
6. Starter selector switch and Engine rear start
push-button switch, Engine Compartment
Lights Switch;
7. Radiator;
8. Radiator fan drive mechanism support;
9. Engine oil filler tube;
10. Alternator;
11. Central A/C compressor.
12. Air filter;
Small A/C compressor (if equipped with parcel
rack cooling system).
Coach Exterior
6
ENGINE COMPARTMENT
ENGINE COMPARTMENT CURB-SIDE DOOR
The engine compartment curb-side door
provides access to the following (if equipped):
Engine compartment rear doors release
handle;
Booster terminals;
Fuel filter/water separator (Optional);
Air circuit fill valve and drain cock;
Sump tank access cap;
Cold weather starting fluid bottle;
110 - 120 volt connector;
Lavatory maintenance valve and
connectors;
Fresh water reservoir fill connector;
Coolant heater system.
ENGINE COMPARTMENT CURB-SIDE DOOR 18559
This door can be locked or unlocked using the
exterior compartment key or, if so equipped, by
the central door locking system. To open, push
sideways on the small lever located between the
marker lights.
NOTE
This compartment can be locked/unlocked
using the central locking system by pressing
the switch located on the L.H. side dashboard
panel.
ENGINE COMPARTMENT R.H. SIDE 18607
A telltale light illuminates when one or more
compartments are unlocked.
ENGINE COMPARTMENT REAR DOORS
To open the engine compartment rear doors,
open the engine compartment curb side door
and pull the handle located on the rear door,
close to the bottom door hinge.
WARNING
Unless otherwise stated, do not run the
engine when the engine compartment is
open.
These doors swing out to provide access to the
following:
Engine;
Alternator(s);
Compressor(s);
Belt tension control valve (refer to chapter,
Care and Maintenance);
Engine starting selector (refer to chapter,
Starting and Stopping Procedures);
Coolant line shutoff valves;
Certification plates;
Engine coolant surge tank;
Air filter restriction indicator;
Engine oil dipstick;
Engine oil reserve tank;
Power steering fluid reserve tank;
Allison automatic transmission fluid dipstick;
Engine coolant filler cap.
Coach Exterior
7
A catch holding each door open engages when
the door is fully open. Release the catches
before closing the doors. Close the L.H. door
first, then firmly shut the R.H. door.
OPENING ENGINE COMPARTMENT REAR DOORS 18608
Turn the lights ON in the engine compartment
using the switch on the rear start panel.
WARNING
Unless otherwise specified, do not run engine
when the engine compartment rear doors are
open. Close the engine compartment rear
doors before starting the engine.
ENGINE RADIATOR DOOR
Open the engine radiator door by pushing the
release lever sideways.
RADIATOR DOOR 18560
DIESEL PARTICULATE FILTER (DPF)
COMPARTMENT ACCESS DOOR
To gain access to the DPF, open the radiator
door first. At the top of the radiator compartment,
pull the catch connecting rod to unlock the DPF
compartment access door and lift the door open.
Hold the door open by inserting the support rod
free end into the receptacle located on the left
side of the DPF.
ACCESS TO THE DPF 04023
WARNING
After inserting the support rod into the
receptacle, make sure the rod supports the
door securely from falling down on to your
head or body.
Coach Exterior
8
WARNING
External and internal temperatures remain hot
long after engine has been shutdown. Allow
the Aftertreatment Device and DPF to cool
before handling. Wear protective clothing and
glove while servicing.
CONDENSER COMPARTMENT (A/C)
Pull the release latch located inside the L.H. side
adjacent baggage compartment to open the
condenser door.
The condenser compartment provides access to
the following:
12 volt-Batteries;
Battery equalizer;
Condenser;
Condenser fans and motors;
Filter dryer and moisture indicator;
Receiver tank;
ACCESS TO CONDENSER COMPARTMENT 18609
CONDENSER COMPARTMENT (A/C) 22299
BATTERIES LOCATION 22300
EVAPORATOR COMPARTMENT
The HVAC (Heating, Ventilating and Air-
Conditioning) evaporator blower and coolant
fluid circulation pump are located in this
compartment. The compartment door release
latch is located on the left side of the baggage
compartment and to the right of the HVAC
compartment door. Pull the release latch then
swing the HVAC compartment door open.
EVAPORATOR COMPARTMENT 22301
Coach Exterior
9
RECIRCULATION DAMPER 22302
FRONT ELECTRICAL AND SERVICE
COMPARTMENT
To open the front electrical and service
compartment door, pull the rod inside the
vehicle, next to the driver’s power window or use
the key to open from outside the coach. The
front electrical and service compartment
provides access to the following:
Front terminal block;
CECM and CPC;
Vehicle Electrical Center Front (VECF) and
Multiplex Modules;
Relays and fuses;
ABS Electronic Control Unit (ECU);
Emergency door opening unlatch valve;
Windshield washer reservoir & headlights
washer reservoir (optional);
Accessory system fill valve;
Accessory air tank drain valve;
Jack and tools.
FRONT SERVICE COMPARTMENT DOOR 18610
This compartment door can be locked/unlocked
using the exterior compartment key.
The light in the front electrical and service
compartment turns ON automatically when the
door is opened.
NOTE
Jack and tools are located inside the front
electrical and service compartment.
FRONT ELECTRICAL COMPARTMENT 06673
FRONT SERVICE COMPARTMENT 18611
REAR ELECTRICAL COMPARTMENT
The rear electrical compartment is located in the
space between the evaporator compartment and
the last baggage compartment (Super bay) on
the driver side of the vehicle. The compartment
is accessible from the last baggage
compartment by removing a plastic access
cover. The rear electrical compartment provides
access to the following:
Coach Exterior
10
Rear junction panel;
Rear terminal block;
Multiplex modules;
Vehicle Electrical Center Rear (VECR)
Battery charger;
Relays and fuses;
Transmission TCM
Battery master switch (Master cut-out)
Diagnostic Data Reader (DDR) receptacle,
(refer to “Other Features” chapter).
The lights turn ON automatically in the rear
electrical compartment when one of the last
baggage compartment doors is opened.
REAR ELECTRICAL COMPARTMENT 06618
BAGGAGE COMPARTMENTS
The baggage compartments of the X3-45 model
provide 406 ft3 (11.5 m3) of storage capacity.
The compartments can be locked or unlocked
by using the exterior compartment key. Pull up
operating handle to release the latch, and then
pull the door open. Pressurized cylinders assist
the opening and closing of the baggage
compartment doors and hold the doors open.
BAGGAGE DOOR LOCK AND LEVER 18043
To close, pull the door down by the handle rod.
Complete the closing of the door by returning
the operating handle to its initial position.
CAUTION
Do not slam shut the baggage compartment
doors. Damage to door weather-stripping or
locking mechanism could result.
Lights in the baggage compartments turn ON
automatically when the door is opened.
BAGGAGE DOOR CATCH 18612
NOTE
For added safety, open the door until the
catch assist in holding the door in the open
position.
NOTE
The baggage compartment doors can be
locked/unlocked from the driver's position by
the optional central locking system. The switch
is on the L.H. control panel. Refer to "Controls
& Instruments" chapter.
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11
WARNING
To avoid injury, keep hands clear of baggage
compartment door edge and door frame when
closing.
NOTE
To prevent theft and vandalism, always lock
the baggage compartment doors before
leaving the vehicle unattended.
SPARE WHEEL COMPARTMENT
The front bumper can be tilted downward to give
access to the spare wheel.
WARNING
The compartment behind the bumper is not
designed for miscellaneous storage. Never
store loose objects in this compartment since
they can interfere with the steering linkage
mechanism.
Pull the release handle located inside front
service compartment to tilt down the entire
bumper assembly.
RELEASE HANDLE 18613
SPARE WHEEL IN FRONT BUMPER COMPARTMENT 18614
WARNING
Although a powerful spring assists in reclining
the bumper, it remains heavy and rests low
when open. Caution should be used when
reclining.
Check that bumper is securely closed shut
before driving.
FUEL FILLER DOOR
The fuel filler door is located on the R.H. side of
the coach providing easy fuel filling. A spring
keeps the door either open or shut. A key is
provided for unlocking the door if the option was
chosen.
FUEL FILLER DOOR 03046
NOTE
Provided the vehicle is parked on level
ground, an automatic nozzle will automatically
shut off when tank is approximately 95% full.
NOTE
The fuel filler door must be in the unlocked
position before closing
CAUTION
Do not fill to more than 95% of the tank
capacity. Do not "top off" the tank, doing so
may result in fuel spillage when the fuel
expands.
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12
ENTRANCE DOOR
Lock or unlock the entrance door from outside
the vehicle by turning the key in the door lock
(counterclockwise to lock, clockwise to unlock).
From outside, open the door by pushing the
switch forward, close by pushing the switch
rearward.
The only way to unlock the entrance door from
the inside is by sliding its lock lever to the left. If
the orange tab on the door-lock lever is visible,
the door is unlocked.
ENTRANCE DOOR EXTERIOR SWITCH 18599
From the inside, open the door by pressing the
door opening switch (L.H. button) on the R.H.
dashboard panel. Close by pressing the door
closing switch (R.H. button) on the dashboard.
Refer to “Controls and Instruments” chapter for
more information.
ENTRANCE DOOR & WIPER CONTROL PANEL 06614
ENTRANCE DOOR 18001
DOOR OPERATION LOGIC
If the switch is held in position until the door is
fully open or closed, the system holds pressure
in the door cylinder, locking the door in that
position. The door can be opened to any
position by releasing the switch (or button, if
inside) when the desired position is attained.
However, the door is not locked in any position
other than fully open or fully closed. The door
can then be opened or closed further by pushing
or pulling on the door.
A proximity sensor will finish the closing of the
door when it senses the door is almost shut.
This works even when the door is shut
manually.
EMERGENCY ENTRANCE DOOR OPENING
Refer to “Safety Features and Equipment”
chapter.
WHEELCHAIR LIFT ACCESS DOORS
To open the optional wheelchair lift access
doors, the coach must be parked on a flat and
level surface with the parking brake on. Using
the exterior compartment doors key, unlock and
carefully lower the lift mechanism access door
which is part of the baggage compartment door.
The lift mechanism access door is located
directly below the wheelchair access door. A
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