DaimlerChrysler Jeep Grand Cherokee 2002 Manuals

Manuals and User Guides for DaimlerChrysler Jeep Grand Cherokee 2002. We have 1 DaimlerChrysler Jeep Grand Cherokee 2002 manual available for free PDF download: Service Manual

DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual (284 pages)

Brand: DaimlerChrysler | Category: Automobile | Size: 1.39 MB

Table of Contents
1
Introduction
9
System Coverage
9
Six-Step Troubleshooting Procedure
9
Identification of System
9
System Description and Functional Operation
9
General Description
9
Functional Operation
9
Ecm On-Board Diagnostics
9
Ecm Operating Modes
10
Monitored Circuits
10
Skis Overivew
10
Skis On-Board Diagnostics
10
Skis Operation
10
Diagnostic Trouble Codes
11
Hard Code
11
Intermittent Code
11
Ecm Diagnostic Trouble Codes
11
Skim Diagnostic Trouble Codes
14
Handling no Trouble Code Problems
15
Using the Drbiii
15
Drbiii Does Not Power up
15
Display Is Not Visible
15
Disclaimers, Safety, Warnings
15
Disclaimers
15
Safety
15
Technician Safety Information
15
Vehicle Preparation for Testing
16
Servicing Sub-Assemblies
16
Drbiii Safety Information
16
Warnings and Cautions
16
Road Test Warnings
16
Vehicle Damage Cautions
16
Required Tools and Equipment
16
Glossary of Terms
17
Diagnostic Information and Procedures
19
Communication
20
Response from Ecm (Pci Bus) - Diesel Only
20
Response from Ecm (Sci Only) - Diesel Only
21
Pci Bus Communication Failure
23
P0070-Ambient Air Temperature Circuit Signal Voltage too High
26
P0070-Ambient Air Temperature Circuit Signal Voltage too Low
26
P0100-Mass Air Flow Sensor Signal Voltage too High
28
P0204-Cylinder 4-Injector Circuit Overcurrent Low Side
55
P0205-Cylinder 5-Injector Circuit Current Decrease
55
P0205-Cylinder 5-Injector Circuit Load Drop
55
P0205-Cylinder 5-Injector Circuit Overcurrent High Side
55
P0205-Cylinder 5-Injector Circuit Overcurrent Low Side
55
P0235-Boost Pressure Sensor Plausibility
61
P0235-Boost Pressure Sensor Signal Voltage too High
63
P0235-Boost Pressure Sensor Signal Voltage too Low
66
P0235-Boost Pressure Sensor Supply Voltage too High or Low
69
P0243-Turbocharger Wastegate Solenoid Circuit Open Circuit
72
P0243-Turbocharger Wastegate Solenoid Circuit Short Circuit
75
P0335-Ckp Sensor Circuit Dynamic Plausibility
77
P0340-Cmp/Ckp Position Sensor Circuit - Ckp Dynamic Plausibility
79
P0340-Cmp/Ckp Position Sensor Circuit - Cmp/Ckp Sync Failure
82
P0340-Cmp/Ckp Position Sensor Circuit - Signal Frequency too
85
High
85
P0340-Cmp/Ckp Position Sensor Circuit - Static Plausibility
85
P0380-Glow Plug 1 Control Circuit - Open Circuit
89
P0380-Glow Plug 1 Control Circuit - Short Circuit
89
P0382-Glow Plug 2 Control Circuit - Open Circuit
92
P0382-Glow Plug 2 Control Circuit - Short Circuit
92
P0403-Egr Solenoid Circuit Negative Deviation
95
P0403-Egr Solenoid Circuit Open Circuit
97
P0403-Egr Solenoid Circuit Short Circuit
99
P0460-Fuel Level Sensor Circuit Signal Voltage too High
101
P0460-Fuel Level Sensor Circuit Signal Voltage too Low
104
P0500-Vehicle Speed Sensor Frequency too High
106
P0500-Vehicle Speed Sensor High Level Duration
106
P0500-Vehicle Speed Sensor Plausibility
106
P0500-Vehicle Speed Sensor Signal Voltage too High
106
P0514-Battery Temp Sensor Circuit Signal Voltage too High
109
P0514-Battery Temp Sensor Circuit Signal Voltage too Low
111
P0520-Oil Press Sensor Ckt Malf Signal Voltage too High
113
P0520-Oil Press Sensor Ckt Malf Signal Voltage too Low
116
Low
116
P0530-A/C Pressure Sensor Circuit Signal Voltage too High
120
P0530-A/C Pressure Sensor Circuit Signal Voltage too Low
120
P0530-A/C Pressure Sensor Circuit Supply Voltage too High or
120
Low
120
P0560-System Voltage too High
125
P0560-System Voltage too Low
127
P1536-Generator Field Current too High
127
Checking the Charging System Operation - Diesel
127
P0579-S/C Switch Signal Circuit Plausibility
131
P0579-S/C Switch Signal Circuit Signal Voltage too High
133
P0579-S/C Switch Signal Circuit Signal Voltage too Low
135
P0615-Starter Relay Circuit Short Circuit
137
P0620-Generator Field Control Malf Battery Voltage Deviation
139
Too High
139
Too Low
139
P0620-Generator Field Control Malf Battery Voltage too High
139
P1242-Can Bus Message Missing
182
P1242-Can Bus Message Missing from Tcm
182
P1242-Can Bus Mute
185
P1270-Intake Port Swirl Actuator Short Circuit
187
P1270-Intake Port Swirl Actuator Ground X
189
P1270-Intake Port Swirl Actuator Open Circuit
190
P1499-Hydraulic Cooling Fan Solenoid Circuit Open Circuit
192
P1499-Hydraulic Cooling Fan Solenoid Circuit Short Circuit
195
P1511-Battery Sense Line 1 Voltage too High
197
P1511-Battery Sense Line 1 Voltage too Low
197
P1512-Battery Sense Line 2 Voltage too High
197
P1512-Battery Sense Line 2 Voltage too Low
197
P1605-Ignition Switch Plausibility
200
P1643-Viscous Heater Relay Open Circuit
202
P1643-Viscous Heater Relay Short Circuit
202
P1651-Mil/Diag Lamp Via J1850 Bus in Frame Response Error
205
P1651-Mil/Diag Lamp Via J1850 Bus Status Error
205
P1652-J1850 Communication Bus Lost Arbitration
207
P1652-J1850 Communication Bus Receive Timeout
207
P1652-J1850 Communication Bus Short to Ground
207
P1652-J1850 Communication Bus Short to Voltage
207
P1652-J1850 Communication Bus Spi Error
207
P1652-J1850 Communication Bus Transmit Buffer Overrun
207
P1652-J1850 Communication Bus Unauthorized Reset
207
P1685-Skim System Invalid Key Code Received
210
P1685-Skim System Key Communication Timed out
211
P2120-Acc Pedal Position Sensor 1 Ckt Plausibility
213
P2120-Acc Pedal Position Sensor 1 Ckt Plausibility with Brake
213
Switch
213
P2120-Acc Pedal Position Sensor 1 Ckt Signal Voltage too High
213
P2120-Acc Pedal Position Sensor 1 Ckt Signal Voltage too Low
213
P2120-Acc Pedal Position Sensor 1 Ckt Supply Voltage too High
213
Or Low
213
P2125-Acc Pedal Position Sensor 2 Circuit Plausibility
213
(With Sensor 1 Circuit)
213
P2125-Acc Pedal Position Sensor 2 Ckt Signal Voltage too High
213
A/C Inoperative
220
A/C Operates in All Mode Switch Positions
223
Checking the Accelerator Pedal Position Sensor Calibration
225
Checking the Boost Pressure Sensor Calibration
226
Checking the Ecm Power and Ground Circuits
227
Checking the Egr System
228
Checking the Engine Coolant Temperature Sensor Calibration
229
Checking the Engine Mechanical Systems
230
Checking the Glow Plug Operation
231
Checking the Park Neutral Switch Signal
233
Checking the Speed Control Operation
235
Checking the Transfer Case Position Sensor
237
Checking the Viscous/Cabin Heater Relay
238
Checking the Water in Fuel Lamp Operation
240
Engine Cranks but will Not Start
242
Engine will Not Crank
246
Sentry Key Immobilizer
249
Antenna Failure
249
Cop Failure
249
Eeprom Failure
249
Internal Fault
249
Ram Failure
249
Serial Link Internal Fault
249
Stack Overflow Failure
249
Pcm Status Failure
251
Serial Link External Fault
251
Rolling Code Failure
253
Vin Mismatch
253
Transponder Communication Failure
255
Transponder Cyclic Redundancy Check (Crc) Failure
255
Transponder ID Mismatch
255
Transponder Response Mismatch
255
Verification Tests
258
Component Locations
263
Control Modules
263
Controls and Solenoids
263
Data Link Connector
264
Fuel System
264
Sensors
264
Switches
266
Connector Pinouts
267
A/C Compressor Clutch - Black 2 Way
267
A/C Pressure Transducer - Black 4 Way
267
Accelerator Pedal Position Sensor (Diesel) - Black 10 Way
267
Battery Temperature Sensor - Black 2 Way
267
Boost Pressure Sensor (Diesel) - Black 3 Way
268
Brake Lamp Switch - Gray 6 Way
268
Camshaft Position Sensor (Diesel) - Black 3 Way
268
Crankshaft Position Sensor (Diesel) - Black 2 Way
268
Data Link Connector - Black 16 Way
269
Egr Solenoid (Diesel) - Black 2 Way
269
Engine Control Module C1 (Diesel) - Black 81 Way
270
Engine Control Module C2 (Diesel) - Black 40 Way
271
Engine Coolant Temperature Sensor (Diesel) - Black 2 Way
271
Engine Oil Pressure Sensor (Diesel) - Black 3 Way
272
Fuel Injector No. 1 (Diesel) - Black 2 Way
272
Fuel Injector No. 2 (Diesel) - Black 2 Way
272
Fuel Injector No. 3 (Diesel) - Black 2 Way
272
Fuel Injector No. 4 (Diesel) - Black 2 Way
272
Fuel Injector No. 5 (Diesel) - Black 2 Way
273
Fuel Pressure Sensor (Diesel) - Black 3 Way
273
Fuel Pressure Solenoid (Diesel) - Black 2 Way
273
Fuel Tank Module (Diesel) - Black 6 Way
273
Generator (Diesel) - Lt. Gray 2 Way
274
Intake Air Temperature Sensor (Diesel) - Black 2 Way
274
Intake Port Swirl Actuator (Diesel) - Black 3 Way
274
Mass Air Flow Sensor (Diesel) - Black 5 Way
274
Fuses (Diesel)
276
A/C Compressor Clutch Relay (Diesel)
276
Auto Shut down Relay (Diesel)
276
Engine Starter Motor Relay (Diesel)
277
Glow Plug Relay No. 1 (Diesel)
277
Glow Plug Relay No. 2 (Diesel)
277
Viscous/Cabin Heater Relay (Diesel)
277
Sentry Key Immobilizer Module - Black 6 Way
278
Speed Control Switch No. 1 - Black 4 Way
278
Speed Control Switch No. 2 - Black 4 Way
278
Transfer Case Position Sensor - Black 2 Way
278
Transmission Control Module C1 (Diesel) - Black 18 Way
279
Viscous/Cabin Heater (Diesel) - Black 2 Way
279
Wastegate Solenoid (Diesel) - 2 Way
279
Water in Fuel Sensor (Diesel) - Black 3 Way
279
Schematic Diagrams
281
Engine Control Module
281
Charts and Graphs
283

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DaimlerChrysler Jeep Grand Cherokee 2002 Manuals

DaimlerChrysler Jeep Grand Cherokee 2002 Service Manual (284 pages)

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