DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual page 3

TABLE OF CONTENTS - Continued
P0204-CYLINDER 4-INJECTOR CIRCUIT OVERCURRENT LOW SIDE . . . . . . . . . . .47
P0205-CYLINDER 5-INJECTOR CIRCUIT CURRENT DECREASE . . . . . . . . . . . . . . .47
P0205-CYLINDER 5-INJECTOR CIRCUIT LOAD DROP . . . . . . . . . . . . . . . . . . . . . . . .47
P0205-CYLINDER 5-INJECTOR CIRCUIT OVERCURRENT HIGH SIDE. . . . . . . . . . .47
P0205-CYLINDER 5-INJECTOR CIRCUIT OVERCURRENT LOW SIDE . . . . . . . . . . .47
P0235-BOOST PRESSURE SENSOR PLAUSIBILITY . . . . . . . . . . . . . . . . . . . . . . . . . .53
P0235-BOOST PRESSURE SENSOR SIGNAL VOLTAGE TOO HIGH. . . . . . . . . . . . .55
P0235-BOOST PRESSURE SENSOR SIGNAL VOLTAGE TOO LOW . . . . . . . . . . . . .58
P0235-BOOST PRESSURE SENSOR SUPPLY VOLTAGE TOO HIGH OR LOW . . . .61
P0243-TURBOCHARGER WASTEGATE SOLENOID CIRCUIT OPEN CIRCUIT. . . . .64
P0243-TURBOCHARGER WASTEGATE SOLENOID CIRCUIT SHORT CIRCUIT . . .67
P0335-CKP SENSOR CIRCUIT DYNAMIC PLAUSIBILITY . . . . . . . . . . . . . . . . . . . . . .69
P0340-CMP/CKP POSITION SENSOR CIRCUIT - CKP DYNAMIC PLAUSIBILITY. . .71
P0340-CMP/CKP POSITION SENSOR CIRCUIT - CMP/CKP SYNC FAILURE . . . . . .74
P0340-CMP/CKP POSITION SENSOR CIRCUIT - SIGNAL FREQUENCY TOO
HIGH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .77
P0340-CMP/CKP POSITION SENSOR CIRCUIT - STATIC PLAUSIBILITY . . . . . . . . .77
P0380-GLOW PLUG 1 CONTROL CIRCUIT - OPEN CIRCUIT. . . . . . . . . . . . . . . . . . .81
P0380-GLOW PLUG 1 CONTROL CIRCUIT - SHORT CIRCUIT . . . . . . . . . . . . . . . . .81
P0382-GLOW PLUG 2 CONTROL CIRCUIT - OPEN CIRCUIT. . . . . . . . . . . . . . . . . . .84
P0382-GLOW PLUG 2 CONTROL CIRCUIT - SHORT CIRCUIT . . . . . . . . . . . . . . . . .84
P0403-EGR SOLENOID CIRCUIT NEGATIVE DEVIATION . . . . . . . . . . . . . . . . . . . . . .87
P0403-EGR SOLENOID CIRCUIT OPEN CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . .89
P0403-EGR SOLENOID CIRCUIT SHORT CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . .91
P0460-FUEL LEVEL SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH . . . . . . . . . . .93
P0460-FUEL LEVEL SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW . . . . . . . . . . .96
P0500-VEHICLE SPEED SENSOR FREQUENCY TOO HIGH . . . . . . . . . . . . . . . . . . .98
P0500-VEHICLE SPEED SENSOR HIGH LEVEL DURATION. . . . . . . . . . . . . . . . . . . .98
P0500-VEHICLE SPEED SENSOR PLAUSIBILITY . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
P0500-VEHICLE SPEED SENSOR SIGNAL VOLTAGE TOO HIGH . . . . . . . . . . . . . . .98
P0514-BATTERY TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH . . . . . . .101
P0514-BATTERY TEMP SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW . . . . . . .103
P0520-OIL PRESS SENSOR CKT MALF SIGNAL VOLTAGE TOO HIGH . . . . . . . . .105
P0520-OIL PRESS SENSOR CKT MALF SIGNAL VOLTAGE TOO LOW. . . . . . . . . .108
P0520-OIL PRESS SENSOR CKT MALF SUPPLY VOLTAGE TOO HIGH OR
LOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
P0530-A/C PRESSURE SENSOR CIRCUIT SIGNAL VOLTAGE TOO HIGH . . . . . . .112
P0530-A/C PRESSURE SENSOR CIRCUIT SIGNAL VOLTAGE TOO LOW . . . . . . .112
P0530-A/C PRESSURE SENSOR CIRCUIT SUPPLY VOLTAGE TOO HIGH OR
LOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
P0560-SYSTEM VOLTAGE TOO HIGH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117
P0560-SYSTEM VOLTAGE TOO LOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119
P1536-GENERATOR FIELD CURRENT TOO HIGH. . . . . . . . . . . . . . . . . . . . . . . . . . .119
*CHECKING THE CHARGING SYSTEM OPERATION - DIESEL . . . . . . . . . . . . . . . .119
P0579-S/C SWITCH SIGNAL CIRCUIT PLAUSIBILITY . . . . . . . . . . . . . . . . . . . . . . . .123
P0579-S/C SWITCH SIGNAL CIRCUIT SIGNAL VOLTAGE TOO HIGH . . . . . . . . . . .125
P0579-S/C SWITCH SIGNAL CIRCUIT SIGNAL VOLTAGE TOO LOW . . . . . . . . . . .127
P0615-STARTER RELAY CIRCUIT SHORT CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . .129
P0620-GENERATOR FIELD CONTROL MALF BATTERY VOLTAGE DEVIATION
TOO HIGH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
P0620-GENERATOR FIELD CONTROL MALF BATTERY VOLTAGE DEVIATION
TOO LOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
P0620-GENERATOR FIELD CONTROL MALF BATTERY VOLTAGE TOO HIGH . . .131
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