Content .. 223 224 225 226 ..

Chrysler PT Cruiser. Manual - part 225

Generic Scan Tool Code

DRB III

Scan Tool Display

P0645

A/C Compressor Relay Control Open Load

A/C Compressor Relay Control Short Circuit

P0651

ECM Sensor Supply Too Low

ECM Sensor Supply Too High

P0685

ECM (ASD) Relay Control Circuit Shuts Off Too Early

ECM (ASD) Relay Control Circuit Shuts Off Too Late

P700

EGS Transmission Faults

Shift Solenoid A Electrical

Shift Solenoid B Electrical

Shift Solenoid C Electrical

Torque Converter Clutch Electrical

Pressure Control Solenoid Electrical

Pressure Control Solenoid B Electrical

Transmission Control System Electrical

P702

Input Turbine Speed Circuit Malfunction

Selector Lever: Code Invalid or CAN Message Distorted or Position
Implausible

CAN: Right and Left Rear Wheel Speed Implausible or Inconsistent ABS -
Node or ABS Information Distorted

Transmission Fault

CAN: T - Case Information Implausible or Information Distorted

Torque Converter Lock - Up - Clutch

Gear Recognition Negative

P0703

Brake Switch Signal Plausibility

Brake Switch Signal Plausibility After Initialization

P0836

4 Wheel Drive Switch Signal Too Low

4 Wheel Drive Switch Signal Too High

4 Wheel Drive Switch Plausibility Error 2

4 Wheel Drive Switch Plausibility Error 1

P0850

Park/Neutral Switch Signal Plausibility

P1130

Fuel Pressure Plausibility, Minimum Pressure at Eng Speed Too Low

Fuel Pressure Plausibility, Maximum Exceeded

Fuel Pressure Plausibility, Regulator Sticks

Fuel Pressure Plausibility, Leakage

P1131

Fuel Pressure Actuator Open Load

Fuel Pressure Actuator Short Circuit

Fuel Pressure Actuator Power Stage Error

P1205

Injector Classification Checksum Error

Injector Classification Invalid Injector Class

25 - 8

ON-BOARD DIAGNOSTICS

ON-BOARD DIAGNOSTICS (Continued)

Generic Scan Tool Code

DRB III

Scan Tool Display

P1235

EGS Fuel Quantity Demand, Parity Error

EGS Fuel Quantity Demand, Toggle Bit

EGS Fuel Quantity Demand, Demand Not Plausible

P1242

CAN BUS Message Missing From EGS

CAN BUS Mute

CAB BUS

P1270

Swirl Actuator Short Circuit

Swirl Actuator Open Load

Swirl Actuator Diagnosis Ground Switching

P1499

Hydraulic Fan Solenoid Short Circuit

Hydraulic Fan Solenoid Open Load

P1511

Battery Sense 1 Too High

Battery Sense 1 Too Low

P1512

Battery Sense 2 Too High

Battery Sense 2 Too Low

P1536

Generator Excitation Current Too High

P1601

Injector Boost Capacitor Voltage 1 Too High

Injector Boost Capacitor Voltage 1 Too Low

P1605

Ignition Signal Plausibility After Initalization

P1606

After Run Test Failure, Zero Fuel Quantity

After Run Test Failure, Injector Power Stage

P1608

A to D Monitoring, RAM Test Failure

A to D Monitoring, Ground Connection to PPS Failure

A to D Monitoring, Test Voltage Failure

P1610

5 Voltage Supply Too High

5 Voltage Supply Too Low

P1643

Cabin Heater Relay Short Circuit

Cabin Heater Relay Load Open

P1651

J1850: IFR Error

J1850: Status Error

P1652

J1850 BUS Short to Plus

J1850 BUS Short to Ground

J1850 BUS Transmit Buffer Full

J1850 BUS Arbitration Error

J1850 BUS Internal SPI Transmission Error

J1850 BUS Receive Dead/PV Test

J1850 BUS Not Permitted Reset

ON-BOARD DIAGNOSTICS

25 - 9

ON-BOARD DIAGNOSTICS (Continued)

Generic Scan Tool Code

DRB III

Scan Tool Display

P1680

EEPROM Fault Checksum

EEPROM Fault Checksum Error

EEPROM Fault Communication Error

EEPROM Fault Different Variation Number

EEPROM Fault Code Work Incorrect or Missing

EEPROM Fault VIN Write Error

P1685

SKIM Write Access to Secret Key in EEPROM Bad

SKIM Read Access to Secret Key in EEPROM RAM Mirror Bad

SKIM Timed Out During Communication

SKIM Received Invalid Key Code

P2120

Acc. Pedal Position Sensor Supply Out of Range

Acc. Pedal Position Sensor Plausibility With Brake Switch

Acc. Pedal Position Sensor Signal Too High

P2125

Accel Pedal Sensor Signal to High

Accel Pedal Sensor Supply Out of Range

Accel Pedal Sensor (PGS) Plausibility w/ PWG

25 - 10

ON-BOARD DIAGNOSTICS

ON-BOARD DIAGNOSTICS (Continued)

TABLE OF CONTENTS

1.0

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

1.1

SYSTEM COVERAGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

1.2

SIX-STEP TROUBLESHOOTING PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . .1

2.0

IDENTIFICATION OF SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

3.0

SYSTEM DESCRIPTION AND FUNCTIONAL OPERATION . . . . . . . . . . . . . . . . . . . . . .1

3.1

GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

3.2

FUNCTIONAL OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

3.2.1

FUEL CONTROL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

3.2.2

ON-BOARD DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

3.2.3

OTHER CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

3.2.4

PCM OPERATING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

3.2.5

NON-MONITORED CIRCUITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

3.2.6

SKIS OVERVIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

3.2.7

SKIM ON-BOARD DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

3.2.8

SKIS OPERATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

3.2.9

PROGRAMMING THE POWERTRAIN CONTROL MODULE. . . . . . . .11

3.2.10

PROGRAMMING THE SENTRY KEY IMMOBILIZER MODULE . . . . .12

3.2.11

PROGRAMMING THE IGNITION KEYS TO THE SENTRY KEY
IMMOBILIZER MODULE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

3.3

DIAGNOSTIC TROUBLE CODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

3.3.1

HARD CODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

3.3.2

INTERMITTENT CODE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

3.3.3

STARTS SINCE SET COUNTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

3.3.4

DISTANCE SINCE MI SET . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

3.4

USING THE DRBIII

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

3.5

DRBIII

ERROR MESSAGES AND BLANK SCREEN . . . . . . . . . . . . . . . . . . . . .13

3.5.1

DRBIII

DOES NOT POWER UP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

3.5.2

DISPLAY IS NOT VISIBLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4.0

DISCLAIMERS, SAFETY, WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4.1

DISCLAIMERS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4.2

SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4.2.1

TECHNICIAN SAFETY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . .14

4.2.2

VEHICLE PREPARATION FOR TESTING. . . . . . . . . . . . . . . . . . . . . . .14

4.2.3

SERVICING SUB ASSEMBLIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4.2.4

DRBIII

SAFETY INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4.3

WARNINGS AND CAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

4.3.1

ROAD TEST WARNINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

4.3.2

VEHICLE DAMAGE CAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

5.0

REQUIRED TOOLS AND EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

6.0

GLOSSARY OF TERMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

7.0

DIAGNOSTIC INFORMATION AND PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . .17

COMMUNICATION
*NO RESPONSE FROM PCM (PCI BUS) - 1.6L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
*NO RESPONSE FROM PCM (PCI BUS) - NGC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19

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