V4.0 8873812
Please read and understand all instructions before use. Retain this manual for
future reference.
User Manual
LED Low-Profile Submersible
Trailer Light Kit
8873812 LED Submersible Trailer Light Kit V4.0
2 For technical questions call 1-800-665-8685
SPECIFICATIONS
Dimensions (in.) 5-1/8 x 4-5/8 x 2-7/8, 2-7/8 x 2-1/8 x 7/8
Voltage Rating (V) 12
Current Rating (A) 0.1884, 0.1904
Wattage (W) 2.411, 2.437
Bulb Type
LED
Number of LEDs 19, 16, 1, 1
Average Bulb Life (h) 100,000
Number of Pieces 4
Lens Material PMMA
Lens Colour Red and Amber
Housing Material ABS
Base Material ABS
Mounting Screw
Submersible Yes
Includes
2 combination submersible, stop, tail, turn signals, 2
amber side marker lights, license plate bracket, trunk
harness and Y-harness, mounting hardware
SAFETY
WARNING! Read and understand all instructions before using this tool. The
operator must follow basic precautions to reduce the risk of personal injury
and/or damage to the equipment.
Keep this manual for safety warnings, precautions, operating or inspection and
maintenance instructions.
LED Low-Profile Submersible
Trailer Light Kit
V4.0 LED Submersible Trailer Light Kit 8873812
Visit www.princessauto.com for more information 3
HAZARD DEFINITIONS
Please familiarize yourself with the hazard notices found in this manual. A notice
is an alert that there is a possibility of property damage, injury or death if certain
instructions are not followed.
DANGER! This notice indicates an immediate and specific hazard that will
result in severe personal injury or death if the proper precautions
are not taken.
WARNING! This notice indicates a specific hazard or unsafe practice that
could result in severe personal injury or death if the proper
precautions are not taken.
CAUTION! This notice indicates a potentially hazardous situation that may result
in minor or moderate injury if proper practices are not taken.
NOTICE! This notice indicates that a specific hazard or unsafe practice will
result in equipment or property damage, but not personal injury.
SPECIFIC SAFETY PRECAUTIONS
WARNING! DO NOT let comfort or familiarity with product (gained from
repeated use) replace strict adherence to the tool safety rules. If you use
this tool unsafely or incorrectly, you can suffer serious personal injury.
1. Use the correct tool for the job. This tool was designed for a specific function.
Do not modify or alter this tool or use it for an unintended purpose.
2. Do not use the tool if any parts are damage broken or misplaced. Repair or
replace the parts.
3. This product is not a toy. Do not allow children to play with this item.
INSTALLATION PRECAUTIONS
1. Wear ANSI-approved safety goggles and heavy-duty work gloves
during installation.
2. Keep installation area clean and well lit.
3. Keep bystanders out of the area during installation.
4. Do not install when tired or when under the influence of drugs
or medications.
8873812 LED Submersible Trailer Light Kit V4.0
4 For technical questions call 1-800-665-8685
5. Install on negative ground 12 VDC systems only.
UNPACKING
WARNING! Do not operate the tool if any part is missing. Replace the
missing part before operating. Failure to do so could result in a malfunction
and personal injury.
Remove the parts and accessories from the packaging and inspect for damage.
Make sure that all items in the parts list are included.
ASSEMBLY & INSTALLATION
Numbered references in parenthesis (#1) refer to the included Parts List.
Dashed numbers in parenthesis (Fig. 1-1) refer to a specific point in an
illustration or image.
CAUTION! Install this kit on a fully assembled trailer only.
1. Mount the left-hand tail light (#1b)
on the trailer’s left rear. The side
marker (Fig. 1-1) should point
outwards, away from the trailer.
Fig. 1
2. Mount the license plate bracket (#3) underneath the left-hand tail light.
3. Mount the right-hand tail light (#1a)
on the trailer’s right rear. The side
marker (Fig. 2-1) should point
outwards, away from the trailer.
Fig. 2
V4.0 LED Submersible Trailer Light Kit 8873812
Visit www.princessauto.com for more information 5
4. Use the metal frame clips to mount each half of the Y-harness (#4) down
each side of the trailer.
a. Run one yellow wire and one brown wire down the left side of
the trailer.
b. Run one green wire and one brown wire down the right of the trailer.
5. Connect the yellow and brown wires to the left-hand tail light using the
wire nut connectors.
6. Connect the green and brown wires to the right-hand tail light using the
wire nut connectors.
7. Attached the white ground wire to the trailer tongue or frame.
NOTICE! These trailer lights require a grounded metal trailer frame.
8. Mount the marker lights (#2) in the areas shown in the wiring diagram.
Connect each wire from the marker lights to the brown wire on each half of
the Y-harness. Connect the white wire to the vehicle frame.
CARE & MAINTENANCE
1. Maintain the tool with care. A tool in good condition is efficient, easier to
control and will have fewer problems.
2. Inspect the tool components periodically. Repair or replace damaged or
worn components. Only use identical replacement parts when servicing.
3. Maintain the tool’s labels and name plates. These carry important information.
If unreadable or missing, contact Princess Auto Ltd. for replacements.
WARNING! Only qualified service personnel should repair the tool. An
improperly repaired tool may present a hazard to the user and/or others.
8873812 LED Submersible Trailer Light Kit V4.0
6 For technical questions call 1-800-665-8685
TROUBLESHOOTING
Visit a Princess Auto Ltd. location for a solution if the tool does not function
properly or parts are missing. If unable to do so, have a qualified technician
service the tool.
Problem(s) Possible Cause(s) Suggested Solution(s)
No lights light
up.
1. Vehicle’s daytime
running lights are off.
2. Trailer wiring harness is
disconnected or loose.
3. Main ground wire is not
connected properly.
1. Ensure vehicle’s daytime
running lights are on.
2. Secure wiring harness.
3. Secure wiring.
Trailer light
operation does
not match
vehicle’s light
operation.
1.
Trunk harness is not
wired properly to vehicle
electrical system.
2. Y-harness is not wired
properly to the trailer
lights.
Secure wiring.
A specific light
does not light up
or flickers.
1.
Wiring is disconnected
or loose.
2.
Light is broken.
1.
Secure wiring.
2. Replace light.
All lights flicker 1. Trailer wiring harness
connection is loose.
2. Main ground wire is not
connected properly.
Secure wiring.
Vehicle’s fuse
blows repeatedly.
Short circuit somewhere in
wiring or lights
1.
Diagnose to isolate and
repair the problem.
2. Route wires carefully to
avoid pinching.
V4.0 LED Submersible Trailer Light Kit 8873812
Visit www.princessauto.com for more information 7
PARTS BREAKDOWN
PARTS LIST
# DESCRIPTION QTY
1a Right-Hand Tail Light 1
1b Left-Hand Tail Light 1
2 Marker Light 2
3 License Plate Bracket 1
4 Y-Harness 1
5 Trunk-Harness 1
6 Mounting Hardware (Pack) 1
8873812 LED Submersible Trailer Light Kit V4.0
8 For technical questions call 1-800-665-8685
WIRING DIAGRAM
V4.0 LED Submersible Trailer Light Kit 8873812
Visit www.princessauto.com for more information 9
8873812 LED Submersible Trailer Light Kit V4.0
10 For technical questions call 1-800-665-8685
Trousse de feux de remorque à
DEL submersibles
Trousse de feux de remorque à
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