EXAMPLES:
²If the lamp (Figs. 5 or 6) flashes 1 time, pauses
and flashes 2 more times, a flashing Diagnostic Trou-
ble Code (DTC) number 12 is indicated. If this code is
observed, it is indicating that the battery has been
disconnected within the last 50 key-on cycles. It
could also indicate that battery voltage has been dis-
connected to the PCM. In either case, other DTC's
may have been erased.
²If the lamp flashes 1 time, pauses and flashes 7
more times, a flashing Diagnostic Trouble Code
(DTC) number 17 is indicated.
²If the lamp flashes 3 times, pauses and flashes 5
more times, a flashing Diagnostic Trouble Code
(DTC) number 35 is indicated.
After any stored DTC information has been ob-
served, the display will end with a flashing DTC
number 55. This will indicate the end of all stored in-
formation.
ERASING TROUBLE CODES
After the problem has been repaired, the DRB scan
tool must be used to erase a DTC. Refer to the ap-
propriate Powertrain Diagnostic Procedures service
manual for operation of the DRB scan tool.
DRB SCAN TOOL
For operation of the DRB scan tool, refer to the ap-
propriate Powertrain Diagnostic Procedures service
manual.
PRELIMINARY CHECKS
ENGINE COOLING SYSTEM OVERHEATING
Establish what driving conditions caused the com-
plaint. Abnormal loads on the cooling system such as
the following may be the cause.
1. PROLONGED IDLE, VERY HIGH AMBIENT
TEMPERATURE, SLIGHT TAIL WIND AT IDLE,
SLOW TRAFFIC, TRAFFIC JAMS, HIGH
SPEED, OR STEEP GRADES:
Driving techniques that avoid overheating are:
²Idle with A/C off when temperature gauge is at
end of normal range.
²Increasing engine speed for more air flow is recom-
mended.
2. TRAILER TOWING:
Consult Trailer Towing section of owners manual.
Do not exceed limits.
3. AIR CONDITIONING; ADD-ON OR AFTER
MARKET:
A maximum cooling package should have been or-
dered with vehicle if add-on or after market A/C is
installed. If not, maximum cooling system compo-
nents should be installed for model involved per
manufacturer's specifications.
4. RECENT SERVICE OR ACCIDENT REPAIR:
Determine if any recent service has been performed
on vehicle that may effect cooling system. This may
be:
²Engine adjustments (incorrect timing)
²Slipping engine accessory drive belt(s)
²Brakes (possibly dragging)
²Changed parts (incorrect water pump rotating in
wrong direction)
²Reconditioned radiator or cooling system refilling
(possibly under-filled or air trapped in system).
If investigation reveals none of the previous
items as a cause for an engine overheating com-
plaint, refer to following Cooling System Diag-
nosis charts.
These charts are to be used as a quick-reference
only. Refer to the group text for information.
Fig. 7 Data Link ConnectorÐXJ ModelsÐTypical
Fig. 8 Data Link ConnectorÐYJ ModelsÐTypical
JCOOLING SYSTEM DIAGNOSIS 7 - 5
DIAGNOSTIC TROUBLE CODE DESCRIPTIONS
Diagnostic
Trouble CodeDRB Scan Tool Description of Diagnostic Trouble Code
11* No Crank Reference Signal at PCM No crank reference signal detected during en-
gine cranking.
12* Battery Disconnect Direct battery input to PCM was disconnected
within the last 50 Key-on cycles.
13** No Change in MAP From Start to Run No difference recognized between the engine
MAP reading and the barometric (atmospheric)
pressure reading at start-up.
14** MAP Sensor Voltage Too Low MAP sensor input below minimum acceptable
voltage.
or
MAP Sensor Voltage Too High MAP sensor input above maximum acceptable
voltage.
15** No Vehicle Speed Sensor Signal No vehicle distance (speed) sensor signal de-
tected during road load conditions.
17* Engine is Cold Too Long Engine coolant temperature remains below
normal operating temperatures during vehicle
travel (thermostat).
21** O2S Stays at Center Neither rich or lean condition detected from
the oxygen sensor input.
or
O2S Shorted to Voltage Oxygen sensor input voltage maintained above
the normal operating range.
22** ECT Sensor Voltage Too High Engine coolant temperature sensor input
above maximum acceptable voltage.
or
ECT Sensor Voltage Too Low Engine coolant temperature sensor input below
minimum acceptable voltage.
23** Intake Air Temp Sensor Voltage Low Intake manifold air temperature sensor input
below the minimum acceptable voltage.
or
Intake Air Temp Sensor Voltage High Intake manifold air temperature sensor input
above the maximum acceptable voltage.
24** Throttle Position Sensor Voltage High Throttle position sensor input above the maxi-
mum acceptable voltage.
or
Throttle Position Sensor Voltage Low Throttle position sensor input below the mini-
mum acceptable voltage.
* Check Engine Lamp will not illuminate at all times if this Diagnostic Trouble Code was recorded. Cycle Ignition key
as described in manual and observe code flashed by Check Engine lamp.
** Check Engine Lamp will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
JFUEL SYSTEM GENERAL DIAGNOSIS 14 - 55
DIAGNOSTIC TROUBLE CODE DESCRIPTIONSÐCONTINUED
Diagnostic
Trouble CodeDRB Scan Tool Description of Diagnostic Trouble Code
44* Battery Temp Sensor Volts out of Limit An open or shorted condition exists in the en-
gine coolant temperature sensor circuit or a
problem exists in the PCM's battery tempera-
ture voltage circuit.
46** Charging System Voltage Too High Battery voltage sense input above target
charging voltage during engine operation.
47** Charging System Voltage Too Low Battery voltage sense input below target
charging during engine operation. Also, no sig-
nificant change detected in battery voltage
during active test of generator output.
51** O2S Signal Stays Below Center (Lean) Oxygen sensor signal input indicates lean air/
fuel ratio condition during engine operation.
52** O2S Signal Stays Above Center (Rich) Oxygen sensor signal input indicates rich air/
fuel ratio condition during engine operation.
53* Internal PCM Failure PCM Internal fault condition detected.
or
PCM Failure SRI Communications PCM Internal fault condition detected.
54* No Cam Sync Signal at PCM No fuel sync (camshaft signal) detected during
engine cranking.
55* Display not shown on DRB scan tool Completion of diagnostic trouble code display
on the Malfunction Indicator Lamp (Check En-
gine Lamp).
62* PCM Failure SRI miles not stored Unsuccessful attempt to update SRI (service
reminder indicator) miles in the PCM EE-
PROM.
63* PCM Failure EEPROM Write Denied Unsuccessful attempt to write to an EEPROM
location by the PCM.
* Check Engine Lamp will not illuminate at all times if this Diagnostic Trouble Code was recorded. Cycle
Ignition key as described in manual and observe code flashed by Check Engine lamp.
** Check Engine Lamp will illuminate during engine operation if this Diagnostic Trouble Code was recorded.
JFUEL SYSTEM GENERAL DIAGNOSIS 14 - 57
ENTRY MODULE REMOVE/INSTALL,
KEYLESS...........................8P-10
ENTRY RECEIVER, KEYLESS.............8C-1
ENTRY RECEIVERÐXJ, KEYLESS........23-93
ENTRY TRANSMITTER, KEYLESS . 8P-1,8P-7,8P-8
EQUIPMENT, REFRIGERANT.............24-7
EQUIVALENT VALUES, CONVERSION
FORMULAS.......................Intro.-11
EVACUATING REFRIGERANT SYSTEM.....24-11
EVAP CANISTER..................25-4,25-7
EVAP (EVAPORATION) CONTROL
SYSTEM............................25-4
EVAPORATIVE HOUSING
COMPONENTSÐYJ....................24-6
EVAPORATOR AND HOUSING...........24-35
EVAPORATOR COIL...................24-30
EVAPORATOR/BLOWER HOUSING........24-29
EXHAUST GAS RECIRCULATION (EGR)
SYSTEM............................25-1
EXHAUST GRILLEÐXJ, AIR............23-25
EXHAUST HEAT SHIELDS...............11-1
EXHAUST MANIFOLDÐ2.5L ENGINE,
ENGINE.............................11-7
EXHAUST MANIFOLDÐ4.0L ENGINE,
ENGINE.............................11-7
EXHAUST PIPEÐXJ VEHICLES...........11-3
EXHAUST PIPEÐYJ VEHICLES...........11-4
EXHAUST SYSTEM; EXHAUST SYSTEM
AND INTAKE MANIFOLD................11-1
EXHAUST SYSTEM; LUBRICATION AND
MAINTENANCE.......................0-21
EXHAUST SYSTEM DIAGNOSIS..........11-2
EXHAUST TAILPIPEÐXJ VEHICLES,
MUFFLER............................11-5
EXHAUST TAILPIPEÐYJ VEHICLES,
MUFFLER............................11-6
EXPANSION VALVE..............24-31,24-35
EXTENDED IDLE SWITCH; FUEL/
IGNITION (XJ).....................8W-30-5
EXTENDED IDLE SWITCH TEST..........14-48
EXTENDED IDLE SWITCHÐPCM INPUT . . . 14-23
EXTENSIONÐXJ, QUARTER TRIM PANEL . 23-87
EXTERIOR COMPONENTS.........23-104,23-3
EXTERIOR LAMPSÐXJ................8L-18
EXTERIOR LAMPSÐYJ................8L-32
EXTERIOR MOLDINGSÐXJ, DOOR
WINDOW...........................23-54
EXTERIOR NAMEPLATES (ADHESIVE-
BACKED)ÐYJ......................23-120
EXTERIOR NAMEPLATESÐXJ...........23-26
EXTERNAL HANDLEÐXJ, DOOR.........23-48
EXTERNAL MIRRORSÐXJ.............23-27
EXTERNAL RELEASE HANDLEÐYJ,
FULL-METAL DOOR LATCH............23-140
EXTERNAL SPARE/WHEEL TIRE
CARRIERÐYJ......................23-133
(EXTERNAL)ÐYJ, HALF METAL DOOR
MIRROR..........................23-121
EYE BUSHING REPLACEMENT, LEAF
SPRING; FRONT SUSPENSION AND
AXLE...............................2-17
EYE BUSHING REPLACEMENT, LEAF
SPRING; REAR SUSPENSION AND
AXLES............................3-5,3-7
FAN RELAY AND MOTOR, RADIATOR;
AIR CONDITIONING/HEATER (XJ)......8W-42-2
FAN RELAY AND MOTOR, RADIATOR;
AIR CONDITIONING/HEATER (XJ-RHD) . . 8W-42-2
FAN RELAYÐPCM OUTPUT, RADIATOR . . . 14-28
FANÐXJ MODELS WITH 4.0L
6-CYLINDER ENGINE, AUXILIARY
ELECTRIC COOLING...................7-35
FANS, COOLING SYSTEM...............7-32
FEED, BATTERY; FUEL/IGNITION (XJ) . . . 8W-30-1
FEED, BATTERY; FUEL/IGNITION (YJ) . . . 8W-30-2
FEED, BATTERY; FUEL/IGNITION
(XJ-RHD).........................8W-30-1
FEED, IGNITION; FUEL/IGNITION
(XJ-RHD).........................8W-30-1
FENDER FLAREÐYJ.................23-114
FENDER INNER SPLASH SHIELDSÐYJ . . 23-116
FENDER SPLASH APRONSÐYJ........23-115
FENDERÐXJ, FRONT
.................23-14
FENDERSÐYJ
......................23-110
FIELDÐPCM OUTPUT, GENERATOR
......14-27
FILL LEVEL, TRANSFER CASE
LUBRICANT
........................21-284
FILLER DOOR BUMPERSÐXJ, FUEL
.....23-27FILLER HOSE SPLASH SHIELDÐXJ
VEHICLES, FUEL......................13-4
FILLER NOZZLE/TUBEÐXJ, FUEL........23-26
FILLER PROTECTOR/NOZZLEÐYJ, FUEL . 23-121
FILLER TUBE CAP, FUEL TANK;
EMISSION CONTROL SYSTEMS......25-4,25-7
FILLER TUBE CAP, FUEL TANK; FUEL
SYSTEM............................14-13
FILLER TUBE, NO-LEAD FUEL TANK......14-13
FILTER DRIERÐ2.5L ENGINES,
CONDENSER........................24-27
FILTER DRIERÐ4.0L ENGINES..........24-28
FILTER, ENGINE OIL...................0-17
FILTER, FUEL; FUEL SYSTEM.......14-60,14-9
FILTER, FUEL; LUBRICATION AND
MAINTENANCE.......................0-19
FILTER REPLACEMENT, ENGINE OIL
CHANGE............................0-16
FILTER REPLACEMENT, FLUID..........21-99
FILTER REPLACEMENT, OIL............21-103
FIN SENSING CYCLING CLUTCH SWITCH . 24-15,
24-31
FINAL ASSEMBLY; FRONT SUSPENSION
AND AXLE...........................2-46
FINAL ASSEMBLY; REAR SUSPENSION
AND AXLES..........................3-29
FIRING ORDERÐ2.5L 4-CYLINDER
ENGINE, ENGINE.....................8D-32
FIRING ORDERÐ4.0L 6-CYLINDER
ENGINE, ENGINE.....................8D-32
FIRST-REVERSE BRAKE PISTON AND
TRANSMISSION CASE OVERHAUL......21-247
FIRST/SECOND/THIRD/REVERSE
COMPONENTS......................21-168
FITTING CHART, CONNECTING ROD
BEARING........................9-41,9-83
FITTING CHART, MAIN BEARING......9-48,9-90
FITTING O-RING SEAL, FLOW CONTROL
VALVE .............................19-14
FITTING SERVICE, TRANSMISSION
COOLER LINE......................21-111
FITTINGS, TRANSMISSION COOLER LINE . 21-197
FLAREÐYJ, FENDER.................23-114
FLARES AND LINERSÐXJ, REAR
WHEELHOUSE.......................23-19
FLASHER, COMBINATION; TURN
SIGNALS (XJ).....................8W-52-1
FLASHERS, HAZARD; TURN SIGNALS
(XJ).............................8W-52-1
FLASHERS, HAZARD; TURN SIGNALS
(XJ-RHD).........................8W-52-1
FLASHERS, HAZARD; TURN SIGNALS
(YJ).............................8W-52-1
FLOOR BRACKETSÐXJ, SPARE
TIRE/WHEEL HOLDDOWN..............23-98
FLOOR CONSOLEÐXJ, FULL...........23-95
FLOOR CONSOLESÐYJ...............23-155
FLOOR MATSÐXJ, CARPETS...........23-99
FLOOR SHIFTÐXJ, MINI-CONSOLE WITH . 23-94
FLOW CONTROL VALVE FITTING O-RING
SEAL..............................19-14
FLOW TESTING, TRANSMISSION
COOLER...........................21-113
FLUID AND FILTER REPLACEMENT.......21-99
FLUID CAPACITIES.....................0-3
FLUID, CLUTCH LINKAGE................6-1
FLUID CONTAMINATION, BRAKE.......5-10,5-7
FLUID LEVEL AND CONDITION,
CHECKING.........................21-182
FLUID LEVEL, BRAKE..................5-10
FLUID LEVEL CHECK.............21-70,21-99
FLUID LEVEL, CLUTCH.................6-14
FLUID, RECOMMENDED BRAKE..........5-10
FLUID WARNING LAMP, LOW WASHER;
INSTRUMENT CLUSTER (XJ).........8W-40-2
FLUID WARNING LAMP, LOW WASHER;
INSTRUMENT CLUSTER (XJ-RHD).....8W-40-2
FLUID/FILTER CHANGE, REFILLING
AFTER OVERHAUL OR..........21-100,21-182
FLUID/LUBRICANTS/CLEANING
SOLVENTS, BRAKE
.....................5-2
FLUIDÐBRAKE BLEEDINGÐ
BRAKELINES AND HOSES, BRAKE
........5-10
FLUSHING, COOLING SYSTEM
CLEANING/REVERSE
...................7-22
FLUSHING, TRANSMISSION COOLER
REVERSE
..........................21-114
FLYWHEEL RUNOUT
....................6-3FLYWHEEL SERVICE...................6-16
FOG LAMP DIAGNOSIS............8L-21,8L-3
FOG LAMP REPLACEMENTÐXJ..........8L-9
FOG LAMP REPLACEMENTÐYJ.........8L-25
FOG LAMP SWITCH REPLACEMENTÐXJ . . 8L-10
FOG LAMP SWITCH REPLACEMENTÐYJ . . 8L-26
FOG LAMPS; FRONT LIGHTING (XJ) . . . 8W-50-1
FOG LAMPS; FRONT LIGHTING (XJ-RHD) . 8W-50-2
FOG LAMPS; FRONT LIGHTING (YJ) . . . 8W-50-1
FOG LAMPSÐXJ......................8L-7
FOG LAMPSÐYJ.....................8L-23
FORM-IN-PLACE GASKETS...............9-1
FORMULAS AND EQUIVALENT VALUES,
CONVERSION.....................Intro.-11
FORWARD CLUTCH OVERHAUL........21-232
FOURTH GEAR OVERDRIVE
COMPONENTS......................21-167
FOUR-WHEEL DRIVE (4WD) SWITCH;
INSTRUMENT CLUSTER (XJ-RHD).....8W-40-2
FOUR-WHEEL DRIVE (4WD) SWITCH;
TRANSMISSION CONTROLS (XJ-RHD) . . 8W-31-1
FOUR-WHEEL-DRIVE VEHICLE TOWING....0-12
FRAME.........................13-10,13-1
FRAME CROSSMEMBER COVER.........13-16
FRAME DIMENSIONS.............13-13,13-1
FRAME GLASS CHANNEL
REPLACEMENTÐYJ, DOOR...........23-142
FRAME REPAIRS......................13-13
FRAME STRAIGHTENING...............13-13
FRAME WEATHERSTRIP SEALÐYJ,
WINDSHIELD.......................23-146
FRAMEÐXJ, BUCKET SEATBACK COVER . . 23-81
FRAMEÐYJ, WINDSHIELD............23-145
FREQUENCY INTERFERENCE, RADIO......8F-5
FRESH AIR DOOR VACUUM MOTOR......24-34
FRESH AIR INTAKE DUCT..............24-34
FRONT AND REAR AXLES...............0-24
FRONT AXLE, MODEL 30...............2-49
FRONT BUCKET SEATSÐXJ............23-81
FRONT BUMPER.................13-16,13-5
FRONT CABLE REPLACEMENT (YJ),
PARKING BRAKE......................5-67
FRONT CARPET/MATÐXJ..............23-99
FRONT CLUTCH OVERHAUL...........21-134
FRONT DOOR SPACER BLOCKSÐTWO-
DOOR VEHICLES.....................23-53
FRONT DOOR WINDOW GLASS
REGULATORÐXJ....................23-42
FRONT DOOR WINDOW GLASSÐXJ.....23-43
FRONT DRIVE AXLE....................2-3
FRONT FENDERÐXJ..................23-14
FRONT INNER SCUFF PLATE/COWL SIDE
TRIM PANELÐXJ....................23-86
FRONT PARK/TURN SIGNAL LAMP BULB
REPLACEMENTÐXJ...................8L-9
FRONT PARK/TURN SIGNAL LAMP BULB
REPLACEMENTÐYJ..................8L-25
FRONT PLANETARY GEAR OVERHAUL . . . 21-237
FRONT SERVO AND BAND OVERHAUL . . . 21-146
FRONT SHOULDER BELT/BUCKLEÐXJ....23-90
FRONT SHOULDER BELTSÐYJ.........23-154
FRONT SKID PLATE
....................13-1
FRONT SUSPENSION
...................2-1
FRONT SUSPENSION COMPONENTS, XJ
. . . 2-49
FRONT SUSPENSION COMPONENTS, YJ
. . . 2-49
FRONT SUSPENSION, XJ
...............2-11
FRONT SUSPENSION, YJ
...............2-15
FRONT TOW HOOKS
...................13-7
FRONT WHEEL ALIGNMENT
..............2-5
FRONT WHEEL BEARINGS
..............0-28
FRONT WHEEL SENSOR INSTALLATION
....5-38
FRONT WHEEL SENSOR REMOVAL
.......5-38
FUEL DELIVERY SYSTEM
...............14-3
FUEL FILLER DOOR BUMPERSÐXJ
......23-27
FUEL FILLER HOSE SPLASH SHIELDÐXJ
VEHICLES
...........................13-4
FUEL FILLER NOZZLE/TUBEÐXJ
........23-26
FUEL FILLER PROTECTOR/NOZZLEÐYJ
. . 23-121
FUEL FILTER; FUEL SYSTEM
........14-60,14-9
FUEL FILTER; LUBRICATION AND
MAINTENANCE
.......................0-19
FUEL GAUGE; INSTRUMENT CLUSTER
(XJ)
.............................8W-40-1
FUEL GAUGE; INSTRUMENT CLUSTER
(XJ-RHD)
.........................8W-40-1
FUEL GAUGE SENDING UNIT
...........14-16
10 INDEXJ
Description Group-Page Description Group-Page Description Group-Page
TIRE/WHEEL HOLDDOWN AND FLOOR
BRACKETSÐXJ, SPARE...............23-98
TO USE THIS GROUP, HOW; WIRING
DIAGRAMS (XJ)......................8W-1
TO USE THIS GROUP, HOW; WIRING
DIAGRAMS (XJ-RHD)..................8W-1
TO USE THIS GROUP, HOW; WIRING
DIAGRAMS (YJ)......................8W-1
TOOL, DRB SCAN; BRAKES...............5-3
TOOL, DRB SCAN; COOLING SYSTEM......7-5
TOOL, DRB SCAN; EMISSION CONTROL
SYSTEMS...........................25-2
TOOL, DRB SCAN; FUEL SYSTEM........14-54
TOOL, DRB SCAN; IGNITION SYSTEMS....8D-8
TOOLS, TROUBLESHOOTING............8W-4
TOP DOORÐYJ, HALF-METAL SOFT.....23-134
TOP LIFTGATE GLASSÐYJ, HARD......23-124
TOP QUARTER WINDOW GLASSÐYJ,
HARD.............................23-149
TOP REPAIRÐYJ, HARD..............23-127
TOP ROOF VENTÐYJ, HARD..........23-127
TOP SERVICE INFORMATIONÐYJ, SOFT . 23-127
TOP SERVICEÐYJ, SOFT.............23-129
TOPÐYJ, HARD....................23-126
TORQUE; BATTERY/STARTER/
GENERATOR SERVICE..................8B-8
TORQUE; COOLING SYSTEM.............7-46
TORQUE; FUEL SYSTEM...............14-67
TORQUE; IGNITION SYSTEMS............8D-32
TORQUE CONVERTER...........21-167,21-67
TORQUE CONVERTER CLUTCH RELAY....14-65
TORQUE CONVERTER CLUTCH RELAY
TEST..............................14-48
TORQUE CONVERTER CLUTCH
RELAYÐPCM OUTPUT................14-29
TORQUE CONVERTER CLUTCH (TCC)
SOLENOID AND RELAY; FUEL/IGNITION
(XJ).............................8W-30-4
TORQUE CONVERTER CLUTCH (TCC)
SOLENOID AND RELAY;
TRANSMISSION CONTROLS (YJ)......8W-31-1
TORQUE CONVERTER CLUTCH (TCC)
SOLENOID AND RELAYÐ2.5L ENGINE
ONLY; TRANSMISSION CONTROLS (XJ) . 8W-31-1
TORQUE CONVERTER DIAGNOSIS . . 21-86,21-87,
21-88
TORQUE CONVERTER INSTALLATION,
TRANSMISSION.....................21-199
TORQUE CONVERTER REMOVAL,
TRANSMISSION.....................21-198
TORQUE CONVERTER STALL TEST......21-178
TORQUE CONVERTER STATOR CLUTCH
INSPECTION.......................21-199
TORQUE SPECIFICATIONS; CLUTCH.......6-17
TORQUE SPECIFICATIONS; ENGINES . . 9-54,9-95
TORQUE SPECIFICATIONS; EXHAUST
SYSTEM AND INTAKE MANIFOLD........11-10
TORQUE SPECIFICATIONS; FRONT
SUSPENSION AND AXLE................2-49
TORQUE SPECIFICATIONS; HEATING AND
AIR CONDITIONING...................24-37
TORQUE SPECIFICATIONS;
INTRODUCTION............Intro.-11,Intro.-12
TORQUE SPECIFICATIONS; PROPELLER
SHAFTS............................16-15
TORQUE SPECIFICATIONS; REAR
SUSPENSION AND AXLES...............3-51
TORQUE SPECIFICATIONS; STEERING....19-78
TORQUE SPECIFICATIONS, 30RH/32RH . . 21-336
TORQUE SPECIFICATIONS, AW-4.......21-344
TORQUE SPECIFICATIONS, BRAKE........5-70
TORQUE SPECIFICATIONS,
MEASUREMENT...................Intro.-11
TORQUE SPECIFICATIONS, NP231/NP242 . 21-344
TORQUE SPECIFICATIONSÐ
ACCESSORIES......................23-162
TORQUE SPECIFICATIONSÐMANUAL
TRANSMISSION.....................21-333
TORQUE SPECIFICATIONSÐXJ
VEHICLES.........................23-161
TORQUEÐ2.5L.......................8B-8
TORQUEÐ4.0L.......................8B-8
TOUCH-UP, PAINTED SURFACE.........23-158
TOW HOOK, REAR
.....................13-9
TOW HOOKS
........................13-13
TOW HOOKS, FRONT
..................13-7
TOW, TRAILER; TRAILER TOW (XJ)
....8W-54-1
TOW, TRAILER; TRAILER TOW (XJ-RHD)
. 8W-54-1TOWING AND HOISTING, JUMP
STARTING............................0-9
TOWING, FOUR-WHEEL-DRIVE VEHICLE . . . 0-12
TOWING RECOMMENDATIONS...........0-10
TOWING SPECIFICATIONS, TRAILER....Intro.-5,
Intro.-9
TOWING WHEN KEYS ARE NOT
AVAILABLE..........................0-13
TOWINGÐXJ, TWO-WHEEL-DRIVE
VEHICLE............................0-11
(TPS)ÐPCM INPUT, THROTTLE
POSITION SENSOR...................14-25
TRACK BAR; FRONT SUSPENSION AND
AXLE...........................2-11,2-15
TRACK BAR; REAR SUSPENSION AND
AXLES...............................3-8
TRAC-LOK DIFFERENTIAL...............3-45
TRAILER HITCH......................23-77
TRAILER HITCHÐXJ..................23-77
TRAILER TOW; TRAILER TOW (XJ)....8W-54-1
TRAILER TOW; TRAILER TOW (XJ-RHD) . 8W-54-1
TRAILER TOWING SPECIFICATIONS....Intro.-5,
Intro.-9
TRANSFER CASE (4WD VEHICLES).......0-24
TRANSFER CASE ASSEMBLY....21-294,21-319
TRANSFER CASE CHANGES...........21-307
TRANSFER CASE DISASSEMBLY AND
OVERHAUL..................21-289,21-310
TRANSFER CASE IDENTIFICATION......21-284,
21-307
TRANSFER CASE INSTALLATION . . 21-288,21-309
TRANSFER CASE, LEGEND FOR NP231 . . 21-306
TRANSFER CASE, LEGEND FOR NP242 . . 21-332
TRANSFER CASE LUBRICANT AND FILL
LEVEL............................21-284
TRANSFER CASE, NP231.......21-283,21-305
TRANSFER CASE, NP242.......21-307,21-331
TRANSFER CASE REMOVAL.....21-287,21-309
TRANSFER CASE SKID PLATE.......13-15,13-3
TRANSMISSION, 30RH/32RH
AUTOMATIC.........................21-67
TRANSMISSION AND CONVERTER
INSTALLATION......................21-117
TRANSMISSION AND CONVERTER
REMOVAL.........................21-115
TRANSMISSION AND TORQUE
CONVERTER INSTALLATION...........21-199
TRANSMISSION AND TORQUE
CONVERTER REMOVAL...............21-198
TRANSMISSION APPLICATION..........21-67
TRANSMISSION ASSEMBLY AND
ADJUSTMENT............21-265,21-16,21-52
TRANSMISSION ASSEMBLY AND
ADJUSTMENT PROCEDURES..........21-155
TRANSMISSION ASSEMBLY TIPS.......21-155
TRANSMISSION, AUTOMATIC............0-23
TRANSMISSION, AW-4 AUTOMATIC.....21-165
TRANSMISSION, AX 15 MANUAL........21-33
TRANSMISSION, AX 4/5 MANUAL........21-1
TRANSMISSION CASE CLEANING AND
INSPECTION.......................21-125
TRANSMISSION CASE OVERHAUL,
FIRST-REVERSE BRAKE PISTON........21-247
TRANSMISSION CHANGES AND PARTS
INTERCHANGEABILITY................21-67
TRANSMISSION COMFORT SWITCH;
TRANSMISSION CONTROLS (XJ-RHD) . . 8W-31-1
TRANSMISSION CONTROL MODULE;
TRANSMISSION CONTROLS (XJ-RHD) . . 8W-31-1
TRANSMISSION CONTROL MODULE
(TCM) SERVICE.....................21-183
TRANSMISSION CONTROL MODULEÐ
4.0L ENGINE ONLY; TRANSMISSION
CONTROLS (XJ)...................8W-31-1
TRANSMISSION CONTROLS AND
COMPONENTS.......................21-67
TRANSMISSION COOLER FLOW TESTING . 21-113
TRANSMISSION COOLER LINE AND
FITTING SERVICE...................21-111
TRANSMISSION COOLER LINE FITTINGS . 21-197
TRANSMISSION COOLER REVERSE
FLUSHING.........................21-114
TRANSMISSION COOLER SERVICE
......21-196
TRANSMISSION DIAGNOSIS
. 21-78,21-79,21-80,
21-81,21-82,21-83,21-84,21-85
TRANSMISSION DIAGNOSIS, 30RH/32RH
. 21-70
TRANSMISSION DIAGNOSIS, AW-4
.....21-176
TRANSMISSION DISASSEMBLY
. . 21-119,21-201TRANSMISSION DISASSEMBLY AND
OVERHAUL.....................21-37,21-5
TRANSMISSION GEAR RATIOS..........21-34
TRANSMISSION IDENTIFICATION . . 21-166,21-33,
21-67,21-2
TRANSMISSION INSTALLATION.....21-36,21-5
TRANSMISSION LUBRICANT............21-34
TRANSMISSION, MANUAL..............0-22
TRANSMISSION OIL COOLERS...........7-36
TRANSMISSION OVERHAUL, 30RH/32RH . 21-119
TRANSMISSION OVERHAUL, AW-4......21-201
TRANSMISSION RANGE LAMP;
INTERIOR LIGHTING (YJ)............8W-44-1
TRANSMISSION RANGES AND SHIFT
LEVER POSITIONS...................21-166
TRANSMISSION REMOVAL.........21-35,21-3
TRANSMISSION REMOVAL AND
INSTALLATION, 30RH/32RH...........21-115
TRANSMISSION REMOVAL AND
INSTALLATION, AW-4................21-198
TRANSMISSION SHIFT PATTERN........21-34
TRANSMISSION SHIFTER/IGNITION
INTERLOCK MECHANISM, AUTOMATIC....19-55
TRANSMISSION SWITCH AND PLUG
LOCATIONS.........................21-34
TRANSMISSION THROTTLE CABLE
ADJUSTMENT......................21-194
TRANSMISSION THROTTLE CABLE
REPLACEMENT.....................21-193
TRANSMISSION THROTTLE VALVE
CABLE ADJUSTMENT...................21-71
TRANSMISSION, TORQUE
SPECIFICATIONSÐMANUAL...........21-333
TRANSMISSION UP-SHIFT LAMP,
MANUAL; INSTRUMENT CLUSTER (XJ) . 8W-40-2
TRANSMISSION VALVE BODY
INSTALLATION......................21-187
TRANSMISSION VALVE BODY
OVERHAUL........................21-250
TRANSMISSION VALVE BODY REMOVAL . 21-186
TRANSMISSION VALVE BODY
SOLENOIDS........................21-184
TRANSMISSION/TRANSFER CASE
IDENTIFICATION, ENGINE.............Intro.-5
TRANSMISSION/TRANSFER CASE
SPECIFICATIONS....................21-333
TRANSMITÐPCM OUTPUT, SCI.........14-29
TRANSMITTER, KEYLESS ENTRY . 8P-1,8P-7,8P-8
TRAVEL SENSOR, BRAKE PEDAL;
ANTI-LOCK BRAKES (YJ)............8W-32-1
TRAY LAMPÐXJ, I/P ASH RECEIVER.....23-80
TRAYÐXJ, BATTERY
..................23-14
TRAYÐYJ, BATTERY
.................23-110
TREAD WEAR INDICATORS
..............22-3
TRIM COVERSÐXJ, B/C-PILLAR AND
LIFTGATE PILLAR
....................23-88
TRIM PANEL EXTENSIONÐXJ, QUARTER
. 23-87
TRIM PANELÐXJ, DOOR
..............23-31
TRIM PANELÐXJ, FRONT INNER SCUFF
PLATE/COWL SIDE
...................23-86
TRIM PANELÐXJ, LIFTGATE
............23-59
TRIM PANELÐYJ, FULL-METAL DOOR
. . . 23-137
TRIM PANELS AND SCUFF PLATESÐXJ,
INTERIOR
..........................23-84
TRIM PANELSÐXJ, QUARTER AND
WHEELHOUSE
.......................23-87
TRIM REPAIR PRODUCTSÐXJ,
AFTERMARKET PAINT
................23-159
TRIM REPAIR PRODUCTSÐYJ,
AFTERMARKET PAINT
................23-160
TROUBLE CODE (DTC), DIAGNOSTIC
.....14-54
TROUBLE CODE, GENERATOR
DIAGNOSTIC
........................8A-22
TROUBLE CODE, SPEED CONTROL
DIAGNOSTIC
.........................8H-5
TROUBLE DIAGNOSISÐXJ, DOME/
COURTESY LAMP
....................8L-16
TROUBLE DIAGNOSISÐXJ, HEADLAMP
DELAY FUNCTION
....................8L-14
TROUBLE DIAGNOSISÐXJ, LIGHTED
VANITY MIRROR
.....................8L-16
TROUBLE DIAGNOSISÐYJ, DOME/
COURTESY LAMP
....................8L-31
TROUBLESHOOTING TESTS; WIRING
DIAGRAMSÐGENERAL INFORMATION
(XJ)
...............................8W-4
30 INDEXJ
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