Page 3785 of 4284

Generic Scan Tool Code DRB IIITScan Tool Display
P0685 ECM/PCM Relay Control Circuit Shuts Off Too Early
ECM/PCM Relay Control Circuit Shuts Off Too Late
P0703 Brake Switch Signal Circuits Incorrect Can Message
Brake Switch Signal Circuits Plausibility With Redundant Contact
P1130 Fuel Rail Pressure Malfunction Small Leakage Detected
Fuel Rail Pressure Malfunction Small Leakage Detected
P1131 Fuel Pressure Solenoid Open Circuit
Fuel Pressure Solenoid Short Circuit
P1206 Calculated Injector Voltage #1 Too Low
Calculated Injector Voltage #2 Too Low
P1511 Battery Sense Line 1 Voltage Too High
Battery Sense Line 1 Voltage Too Low
P1601 Capacitor Voltage 1 Voltage Too High
Capacitor Voltage 1 Voltage Too Low
P1602 Capacitor Voltage 2 Voltage Too High
Capacitor Voltage 2 Voltage Too Low
P1605 Ignition Switch Plausibility
P1610 Voltage Regulator Signal Voltage Too High
Voltage Regulator Signal Voltage Too Low
P1680 EEPROM Plausibility Checksum Error
EEPROM Plausibility Code Word Incorrect Or Missing
EEPROM Plausibility Communication Error
EEPROM Plausibility Variation Number Error
EEPROM Plausibility VIN Checksum Error
EEPROM Plausibility VIN Write Error
P1685 SKIM System Invalid Key Code Received
SKIM System Invalid Secret Key In EEPROM
SKIM System Key Communication Timed Out
SKIM System SKIM Error
SKIM System Write Access To EEPROM Failure
P1696 EEPROM Communication Error
EEPROM Communication Not Verified
EEPROM Quanity Stop
EEPROM Recovery Occured
EEPROM Redundant Overrun Monitoring
RGON-BOARD DIAGNOSTICS25a-9
ON-BOARD DIAGNOSTICS (Continued)
Page 3786 of 4284
Generic Scan Tool Code DRB IIITScan Tool Display
P1703 Brake Switch Signal CKTS Plaus. With Redundant Contact After
Initialization
P2120 Acc. Pedal Position Sensor 1 CKT Plausibility
Acc. Pedal Position Sensor 1 CKT Plausibility With Brake Switch
Acc. Pedal Position Sensor 1 CKT Plausibility With Potentiometer
Acc. Pedal Position Sensor 1 CKT Signal Voltage Too High
Acc. Pedal Position Sensor 1 CKT Signal Voltage Too Low
Acc. Pedal Position Sensor 1 CKT Signal Voltage Too High or Low
25a - 10 ON-BOARD DIAGNOSTICSRG
ON-BOARD DIAGNOSTICS (Continued)
Page 3787 of 4284

SERVICE MANUAL COMMENTS
What features do you find most useful?______________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
What errors have you found? Please include page number.___________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
What topics are hard to locate, confusing, or not covered completely?________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
What comments or suggestions do you have?________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
Your Name:_________________________Dealership/Distributor:_________________________
Address:_____________________________________________________________________________
_____________________________________________________________________________
Vehicle Identification Number_________________________________________________________
Manual Name, Year, Language and Number:__________________________________________
All comments become property of DaimlerChrysler International and may be used without compensation.
Page 3788 of 4284
DaimlerChrysler International Operations
Attn. Publications Dept.
CIMS 486-02-70
800 Chrysler Drive
Auburn Hills, MI 48326-2757
#
Page 3789 of 4284

TABLE OF CONTENTS
1.0 INTRODUCTION.........................................................1
1.1SYSTEM COVERAGE...............................................1
1.2SIX-STEP TROUBLESHOOTING PROCEDURE..........................1
2.0 IDENTIFICATION OF SYSTEM.............................................1
3.0 SYSTEM DESCRIPTION AND FUNCTIONAL OPERATION......................1
3.1GENERAL DESCRIPTION............................................1
3.2FUNCTIONAL OPERATION...........................................1
3.2.1FUEL CONTROL.............................................1
3.2.2ON-BOARD DIAGNOSTICS....................................2
3.2.3OTHER CONTROLS..........................................4
3.2.4PCM OPERATING MODES....................................4
3.2.5NON-MONITORED CIRCUITS..................................5
3.2.6SKIS OVERVIEW............................................5
3.2.7SKIM ON-BOARD DIAGNOSTICS...............................6
3.2.8SKIS OPERATION............................................6
3.2.9PROGRAMMING THE POWERTRAIN CONTROL MODULE..........6
3.2.10PROGRAMMING THE SENTRY KEY IMMOBILIZER MODULE.......7
3.2.11PROGRAMMING THE IGNITION KEYS TO THE SENTRY KEY
IMMOBILIZER MODULE.......................................7
3.3DIAGNOSTIC TROUBLE CODES......................................7
3.3.1HARD CODE................................................7
3.3.2INTERMITTENT CODE........................................8
3.3.3DISTANCE SINCE MI SET.....................................8
3.3.4HANDLING NO DTC PROBLEMS...............................8
3.4USING THE DRBIIIT................................................10
3.5DRBIIITERROR MESSAGES AND BLANK SCREEN.....................10
3.5.1DRBIIITDOES NOT POWER UP...............................10
3.5.2DISPLAY IS NOT VISIBLE....................................10
4.0 DISCLAIMERS, SAFETY, WARNINGS......................................10
4.1DISCLAIMERS.....................................................10
4.2SAFETY..........................................................10
4.2.1TECHNICIAN SAFETY INFORMATION..........................10
4.2.2VEHICLE PREPARATION FOR TESTING........................11
4.2.3SERVICING SUB ASSEMBLIES................................11
4.2.4DRBIIITSAFETY INFORMATION..............................11
4.3WARNINGS AND CAUTIONS.........................................11
4.3.1ROAD TEST WARNINGS.....................................11
4.3.2VEHICLE DAMAGE CAUTIONS................................11
5.0 REQUIRED TOOLS AND EQUIPMENT.....................................12
6.0 GLOSSARY OF TERMS..................................................12
7.0 DIAGNOSTIC INFORMATION AND PROCEDURES...........................15
CHARGING
P0622-GENERATOR FIELD NOT SWITCHING PROPERLY.....................16
P1594-CHARGING SYSTEM VOLTAGE TOO HIGH...........................18
i
Page 3790 of 4284

TABLE OF CONTENTS - Continued
P1682-CHARGING SYSTEM VOLTAGE TOO LOW............................20
COMMUNICATION
P0600-PCM FAILURE SPI COMMUNICATIONS...............................23
P0601-PCM INTERNAL CONTROLLER FAILURE.............................23
P1685-WRONG OR INVALID KEY MSG RECEIVED FROM SKIM................24
P1686-NO SKIM BUS MESSAGE RECEIVED................................26
P1695-NO CCD/J1850 MESSAGE FROM BODY CONTROL MODULE............28
P1696-PCM FAILURE EEPROM WRITE DENIED.............................30
P1697-PCM FAILURE SRI MILE NOT STORED...............................30
P1698-NO BUS MESSAGE FROM TRANS CONTROL MODULE................32
*BUS +/- SIGNALS OPEN FROM SENTRY KEY IMMOBILIZER MODULE.........34
*NO RESPONSE FROM PCM (PCI BUS)....................................36
*NO RESPONSE FROM PCM (SCI ONLY)...................................37
*PCI BUS COMMUNICATION FAILURE.....................................40
DRIVEABILITY - GAS
P0071 - AMBIENT TEMP SENSOR PERFORMANCE..........................43
P0106-BAROMETRIC PRESSURE OUT OF RANGE..........................45
P0107-MAP SENSOR VOLTAGE TOO LOW.................................48
P0108-MAP SENSOR VOLTAGE TOO HIGH.................................51
P0117-ECT SENSOR VOLTAGE TOO LOW..................................54
P0118-ECT SENSOR VOLTAGE TOO HIGH.................................56
P0121-TPS VOLTAGE DOES NOT AGREE WITH MAP........................59
P0122-THROTTLE POSITION SENSOR VOLTAGE LOW.......................64
P0123-THROTTLE POSITION SENSOR VOLTAGE HIGH......................68
P0125-CLOSED LOOP TEMP NOT REACHED...............................71
P0131-1/1 O2 SENSOR SHORTED TO GROUND.............................73
P0137-1/2 O2 SENSOR SHORTED TO GROUND.............................73
P0132-1/1 O2 SENSOR SHORTED TO VOLTAGE............................76
P0138-1/2 O2 SENSOR SHORTED TO VOLTAGE............................76
P0133-1/1 O2 SENSOR SLOW RESPONSE.................................79
P0139-1/2 O2 SENSOR SLOW RESPONSE.................................79
P0134-1/1 O2 SENSOR STAYS AT CENTER.................................82
P0140-1/2 O2 SENSOR STAYS AT CENTER.................................82
P0135-1/1 O2 SENSOR HEATER FAILURE..................................85
P0141-1/2 O2 SENSOR HEATER FAILURE..................................88
P0171-1/1 FUEL SYSTEM LEAN...........................................90
P0172-1/1 FUEL SYSTEM RICH...........................................95
P0201-INJECTOR #1 CONTROL CIRCUIT..................................100
P0202-INJECTOR #2 CONTROL CIRCUIT..................................100
P0203-INJECTOR #3 CONTROL CIRCUIT..................................100
P0204-INJECTOR #4 CONTROL CIRCUIT..................................100
P0205-INJECTOR #5 CONTROL CIRCUIT..................................100
P0206-INJECTOR #6 CONTROL CIRCUIT..................................100
P0300-MULTIPLE CYLINDER MIS-FIRE....................................103
P0301-CYLINDER #1 MISFIRE...........................................103
P0302-CYLINDER #2 MISFIRE...........................................103
P0303-CYLINDER #3 MISFIRE...........................................103
P0304-CYLINDER #4 MISFIRE...........................................103
P0305-CYLINDER #5 MISFIRE...........................................103
P0306-CYLINDER #6 MISFIRE...........................................103
P0320-NO CRANK REFERENCE SIGNAL AT PCM...........................108
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Page 3791 of 4284

TABLE OF CONTENTS - Continued
P0325-KNOCK SENSOR #1 CIRCUIT......................................113
P0340-NO CAM SIGNAL AT PCM.........................................116
P0351-IGNITION COIL #1 PRIMARY CIRCUIT..............................121
P0352-IGNITION COIL #2 PRIMARY CIRCUIT..............................121
P0353-IGNITION COIL #3 PRIMARY CIRCUIT..............................121
P0401 - EGR SYSTEM FAILURE.........................................124
P0403 - EGR SOLENOID CIRCUIT........................................128
P0420-1/1 CATALYTIC CONVERTER EFFICIENCY...........................131
P0441-EVAP PURGE FLOW MONITOR....................................133
P0442-EVAP LEAK MONITOR MEDIUM (.040) LEAK DETECTED...............136
P0455-EVAP LEAK MONITOR LARGE LEAK DETECTED.....................136
P0456 - EVAP LEAK MONITOR SMALL LEAK DETECTED....................136
P0443-EVAP PURGE SOLENOID CIRCUIT.................................139
P0460-FUEL LEVEL UNIT NO CHANGE OVER MILES........................142
P0462-FUEL LEVEL SENDING UNIT VOLTS TOO LOW.......................145
P0463-FUEL LEVEL SENDING UNIT VOLTS TOO HIGH......................145
P0500-NO VEHICLE SPEED SIGNAL (3SP AUTO AND MANUAL
TRANSMISSIONS).....................................................147
P0500-NO VEHICLE SPEED SIGNAL (4SP AUTO TRANS)....................150
P0505-IDLE AIR CONTROL MOTOR CIRCUITS.............................153
P0508 - IAC MOTOR SENSE CIRCUIT LOW................................156
P0509 - IAC MOTOR SENSE CIRCUIT HIGH...............................159
P0700-EATX CONTROLLER DTC PRESENT................................161
P0703-BRAKE SWITCH SENSE CIRCUIT..................................162
P0740-TORQ CONV CLU, NO RPM DROP AT LOCKUP (3SP AUTO TRANS).....165
P0743-TORQUE CONVERTER CLUTCH SOLENOID/TRANS RELAY CIRCUITS
(3SP AUTO TRANS)....................................................168
P0833-CLUTCH RELEASED SWITCH CIRCUIT.............................171
P1192-INLET AIR TEMP SENSOR VOLTAGE LOW...........................174
P1193-INLET AIR TEMP SENSOR VOLTAGE HIGH..........................176
P1195-1/1 O2 SENSOR SLOW DURING CATALYST MONITOR................178
P1281-ENGINE IS COLD TOO LONG......................................180
P1282-FUEL PUMP RELAY CONTROL CIRCUIT.............................181
P1294-TARGET IDLE NOT REACHED (2.4L)................................184
P1294-TARGET IDLE NOT REACHED (3.3L/3.8L)............................187
P1297-NO CHANGE IN MAP FROM START TO RUN.........................189
P1299-VACUUM LEAK FOUND (IAC FULLY SEATED)........................193
P1388-AUTO SHUTDOWN RELAY CONTROL CIRCUIT.......................195
P1389-NO ASD RELAY OUTPUT VOLTAGE AT PCM.........................198
P1391-INTERMITTENT LOSS OF CMP OR CKP.............................201
P1398-MIS-FIRE ADAPTIVE NUMERATOR AT LIMIT.........................205
P1486-EVAP LEAK MONITOR PINCHED HOSE FOUND......................207
P1491-RAD FAN CONTROL RELAY CIRCUIT...............................210
P1494-LEAK DETECT PUMP SW OR MECHANICAL FAULT...................214
P1495-LEAK DETECTION PUMP SOLENOID CIRCUIT.......................216
P1496-5 VOLT SUPPLY, OUTPUT TOO LOW...............................218
P1602-PCM NOT PROGRAMMED........................................221
P1899-P/N SWITCH STUCK IN PARK OR IN GEAR (3SP AUTO TRANS)........222
P1899-P/N SWITCH STUCK IN PARK OR IN GEAR (4SP AUTO TRNAS)........224
*CHECKING ECT SENSOR..............................................226
*CHECKING FUEL DELIVERY............................................227
*CHECKING IAC MOTOR (2.4L)..........................................231
*CHECKING IAT SENSOR...............................................232
iii
Page 3792 of 4284

TABLE OF CONTENTS - Continued
*CHECKING MAP SENSOR..............................................233
*CHECKING PCM POWER AND GROUND CIRCUITS........................234
*CHECKING RADIATOR FAN RELAY OUTPUT..............................235
*CHECKING THE A/C RELAY OUTPUT....................................236
*CHECKING TP SENSOR...............................................238
HEATING & A/C
P0645-A/C CLUTCH RELAY CKT.........................................239
P1598-A/C PRESSURE SENSOR VOLTS TOO HIGH.........................242
P1599-A/C PRESSURE SENSOR VOLTS TOO LOW.........................245
SPEED CONTROL
P1595-SPEED CONTROL SOLENOID CIRCUITS............................248
P1683-SPD CTRL PWR RELAY; OR S/C 12V DRIVER CKT...................248
STARTING
*ENGINE CRANKS DOES NOT START....................................253
*NO CRANK CONDITION................................................258
*NO RESPONSE FROM PCM WITH A NO START CONDITION................261
*START AND STALL CONDITION.........................................262
VEHICLE THEFT/SECURITY
ANTENNA FAILURE....................................................266
COP FAILURE.........................................................266
EEPROM FAILURE.....................................................266
INTERNAL FAULT......................................................266
RAM FAILURE.........................................................266
SERIAL LINK INTERNAL FAULT..........................................266
STACK OVERFLOW FAILURE............................................266
PCM STATUS FAILURE.................................................268
SERIAL LINK EXTERNAL FAULT.........................................268
ROLLING CODE FAILURE...............................................270
TRANSPONDER COMMUNICATION FAILURE..............................272
TRANSPONDER CYCLIC REDUNDANCY CHECK (CRC) FAILURE.............272
TRANSPONDER ID MISMATCH..........................................272
TRANSPONDER RESPONSE MISMATCH..................................272
VERIFICATION TESTS
VERIFICATION TESTS..................................................275
8.0 COMPONENT LOCATIONS..............................................283
8.1CONTROL MODULES AND FUSE & RELAY CENTER...................283
8.2CONTROLS AND SOLENOID.......................................283
8.3DATA LINK CONNECTOR..........................................285
8.4SENSORS.......................................................286
8.5FUEL SYSTEM...................................................288
8.6SWITCHES......................................................289
9.0 CONNECTOR PINOUTS................................................291
A/C COMPRESSOR CLUTCH - LT. GRAY 2 WAY............................291
A/C PRESSURE TRANSDUCER - GRAY 4 WAY.............................291
AIR TEMPERATRUE SENSOR - BLACK 2 WAY.............................291
iv