Table of Contents
i OBD2&1
INTRODUCTION
WHAT IS OBD? ....................................................................................................... 1
YOU CAN DO IT! ............................................................................................................... 2
SAFETY PRECAUTIONS
SAFETY FIRST! ...................................................................................................... 3
ABOUT THE SC
AN TOOL
VEHICLES COVERED ............................................................................................ 5
BATTERY REPLACEMENT .................................................................................... 6
SCAN TOOL C
ONTROLS
CONTROLS AND INDICATORS ............................................................................. 7
DISPLAY FUNCTIONS ........................................................................................... 8
ONBOARD DIA
GNOSTICS
COMPUTER ENGINE CONTROLS ........................................................................ 11
DIAGNOSTIC TROUBLE CODES (DTCs)............................................................... 16
OBD2 MONITORS .................................................................................................. 19
PREPARATION
FOR TESTING
PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET ......................................... 28
BEFORE YOU BEGIN ............................................................................................. 31
VEHICLE SERVICE MANUALS .............................................................................. 32
USING T
HE SC
AN TOOL
CODE RETRIEVAL PROCEDURE ......................................................................... 33
THE ENHANCED MAIN MENU .............................................................................. 39
VIEWING ENHANCED DTCs ................................................................................. 39
ERASING OBD2 DIAGNOSTIC TROUBLE CODES
(DTCs)............................... 48
I/M READINESS TESTING ..................................................................................... 49
CHRYSLER/JE
EP OBD1 SYSTEMS
CHRYSLER/JEEP OBD1 SYSTEMS ...................................................................... 55
VEHICLES COVERED ............................................................................................ 56
INSTRUMENT PANEL INDICATOR LIGHTS ......................................................... 56
DATA LINK CONNECTOR (DLC) ........................................................................... 56
CODE RETRIEVAL PROCEDURE ......................................................................... 57
FORD OB
D1 S
YSTEMS
FORD COMPUTER SYSTEM OVERVIEW ............................................................ 60
VEHICLES COVERED ............................................................................................ 60
TEST CONNECTORS ............................................................................................. 63
CONNECTING THE TOOL ..................................................................................... 64
DIAGNOSTIC TROUBLE CODES (DTCs) .............................................................. 64
CODE RETRIEVAL PROCEDURES ....................................................................... 65
ADDITIONAL TESTS FOR EEC-IV SYSTEMS ...................................................... 74
GM OBD
1 SYS
TEMS
YOUR VEHICLE'S COMPUTER SYSTEM ............................................................. 83
VEHICLES COVERED ............................................................................................ 83
ABOUT THE TOOL ................................................................................................. 84
DATA LINK CONNECTOR (DLC) ........................................................................... 84
MALFUNCTION INDICATOR LIGHT (MIL) ............................................................. 84
DIAGNOSTIC TROUBLE CODES (DTC's) ............................................................. 84
CODE RETRIEVAL PROCEDURE ......................................................................... 85
TOYOTA
/LEXU
S OBD1 SYSTEMS
ON-BOARD VEHICLE DIAGNOSTICS (OBD1) ..................................................... 89
VEHICLES COVERED ............................................................................................ 89
DATA LINK CONNECTOR (DLC) ........................................................................... 92
INSTRUMENT PANEL MALFUNCTION INDICATOR LIGHTS (MIL) ..................... 92
DIAGNOSTIC TROUBLE CODES .......................................................................... 93
CODE RETRIEVAL PROCEDURE ......................................................................... 93
SERVICI
NG DT
CS
SERVICING DTCs - OBD I ..................................................................................... 97
ERASING DTC
S
ERASING DTCs (OBD I SYSTEMS) ....................................................................... 99
LIVE DATA MO
DE
VIEWING LIVE DATA ............................................................................................. 101
CUSTOMIZING LIVE DATA (PIDs) ......................................................................... 102
RECORDING (CAPTURING) LIVE DATA .............................................................. 103
LIVE DATA PLAYBACK .......................................................................................... 108
ADDITIONAL TE
STS
SPECIAL TEST MENU ........................................................................................... 110
VIEWING VEHICLE INFORMATION ...................................................................... 114
ADJUSTMENTS AND SETTINGS .......................................................................... 116
GENERI
C (GLO
BAL) OBD2 PID LIST .............................................................................. 121
GLOSSARY
GLOSSARY OF TERMS AND ABBREVIATIONS .................................................. 126
WARRANTY AN
D SERVICING
LIMITED ONE YEAR WARRANTY ......................................................................... 129
SERVICE PROCEDURES ...................................................................................... 129