GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Domestic

RPO L36

Export Unleaded

RPO L36

Export Leaded

P0101

Mass Air Flow (MAF) System Performance

B

--

--

P0102

Mass Air Flow (MAF) Sensor Circuit Low Frequency

B

--

--

P0103

Mass Air Flow (MAF) Sensor Circuit High Frequency

B

--

--

P0107

Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage

B

--

--

P0108

Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage

B

--

--

P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

B

--

--

P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

B

--

--

P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

B

--

--

P0118

Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

B

--

--

P0121

Throttle Position (TP) System Performance

B

--

--

P0122

Throttle Position (TP) Sensor Circuit Low Voltage

B

--

--

P0123

Throttle Position (TP) Sensor Circuit High Voltage

B

--

--

P0125

Engine Coolant Temperature (ECT) Excessive Time to Closed Loop Fuel Control

B

--

--

P0128

Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature

B

--

--

P0131

HO2S Circuit Low Voltage Sensor 1

B

--

--

P0132

HO2S Circuit High Votlage Sensor 1

B

--

--

P0133

HO2S Slow Response Sensor 1

B

--

--

P0134

HO2S Circuit Insufficient Activity Sensor 1

B

--

--

P0135

HO2S Heater Circuit Sensor 1

B

--

--

P0137

HO2S Circuit Low Voltage Sensor 2

B

--

--

P0138

HO2S Circuit High Voltage Sensor 2

B

--

--

P0140

HO2S Circuit Insufficient Activity Sensor 2

B

--

--

P0141

HO2S Heater Circuit Sensor 2

B

--

--

P0171

Fuel Trim System Lean

B

--

--

P0172

Fuel Trim System Rich

B

--

--

P0201

Injector 1 Control Circuit

B

--

--

P0202

Injector 2 Control Circuit

B

--

--

P0203

Injector 3 Control Circuit

B

--

--

P0204

Injector 4 Control Circuit

B

--

--

P0205

Injector 5 Control Circuit

B

--

--

P0206

Injector 6 Control Circuit

B

--

--

P0218

Trans Overtemp

C

--

--

P0230

Fuel Pump Control Circuit

C

--

--

P0300

Engine Misfire Detected

B

--

--

P0325

Knock Sensor Circuit

B

--

--

P0327

Knock Sensor Circuit Bank 1

B

--

--

P0332

Knock Sensor Circuit Bank 2

B

--

--

P0336

18X Reference Signal

B

--

--

P0341

CMP Sensor Circuit Performance

B

--

--

P0401

EGR System Flow Insufficient

A

--

--

P0403

EGR Solenoid Circuit

B

--

--

P0404

EGR System Performance

B

--

--

P0405

EGR Pintle Position Circuit Low Voltage

B

--

--

P0410

AIR System

B

--

--

P0412

AIR Solenoid Relay Control Circuit

B

--

--

P0418

AIR PumpRelay Control Circuit

B

--

--

P0420

TWC System Low Efficiency

A

--

--

P0440

EVAP System

A

--

--

P0442

EVAP Control System Small Leak Detected

A

--

--

P0443

EVAP Purge Valve Control Circuit

B

--

--

P0446

EVAP Vent System Performance

A

--

--

P0449

EVAP Vent Valve Control Circuit

B

--

--

P0452

Fuel Tank Pressure Sensor Low Voltage

B

--

--

P0453

Fuel Tank Pressure Sensor High Voltage

B

--

--

P0462

Fuel Level Sensor Low Circuit

C

--

--

P0463

Fuel Level Sensor High Circuit

C

--

--

P0480

Fan 1 Relay Control Circuit

B

--

--

P0481

Fan 2 Relay Control Circuit

B

--

--

P0502

VSS Circuit Low Input

B

--

--

P0503

VSS Circuit - Intermittent Input

B

--

--

P0506

Idle Control System Low RPM

B

--

--

P0507

Idle Control System High RPM

B

--

--

P0530

A/C Refrigerant Pressure Sensor Circuit

C

--

--

P0560

System Voltage

C

--

--

P0601

Control Module Read Only Memory

A

--

--

P0602

PCM Not Programmed

A

--

--

P0620

Generator Performance

C

--

--

P0650

MIL Control Circuit

(Impala Only)

A

--

--

P0650

MIL Control Circuit

(Monte Carlo Only)

B

--

--

P0656

Fuel Level CKT Fault

C

--

--

P0705

Internal Mode Switch Circuit

C

--

--

P0706

Internal Mode Switch Performance

C

--

--

P0711

Trans Fluid Temperature (TFT) Sensor Circuit Performance (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0712

Trans Fluid Temperature (TFT) Sensor Circuit Low Voltage (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0713

Trans Fluid Temperature (TFT) Sensor Circuit High Voltage (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0716

Automatic Transmission Input (Shaft) Speed Sensor Circuit Performance (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

--

--

P0717

Automatic Transmission Input (Shaft) Speed Sensor No Input (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

--

--

P0719

Brake Switch Circuit Low (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0724

Brake Switch Circuit High (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0730

Incorrect Gear Ratio (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0741

Torque Converter ClutchSystem Stuck Off (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

--

--

P0742

Troque Converter Clutch System Stuck On (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

--

--

P0748

Pressure Control Solenoid Valve Circuit Malfunction (Refer to 4T65-E Automatic Transaxle Diagnosis)

C

--

--

P0751

Shift Solenoid 1 (1-2 Shift Solenoid) Performance/Stuck Off (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

--

--

P0753

Shift Solenoid 1 (1-2 Shift Solenoid) Electrical (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

--

--

P0756

Shift Solenoid 2 (2-3 Shift Solenoid) Performance/Stuck Off (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

--

--

P0758

Shift Solenoid 2 (2-3 Shift Solenoid) Electrical (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

--

--

P1106

Manifold Absolute Pressure (MAP) Sensor CKT Intermittent High Voltage

C

--

--

P1107

Manifold Absolute Pressure (MAP) Sensor CKT Intermittent Low Voltage

C

--

--

P1112

Intake Air Temperature (IAT) Sensor CKT Intermittent Low Voltage

C

--

--

P1114

Engine Coolant Temperature (ECT) Sensor CKT Intermittent Low Voltage

C

--

--

P1115

Engine Coolant Temperature (ECT) Sensor CKT Intermittent High Voltage

C

--

--

P1121

Throttle Position (TP) Sensor CKT Intermittent High Voltage

C

--

--

P1122

Throttle Position (TP) Sensor CKT Intermittent Low Voltage

C

--

--

P1133

HO2S Insufficient Switching Sensor 1

B

--

--

P1134

HO2S Transition Time Ratio Sensor 1

B

--

--

P1189

Engine Oil Pressure Switch

C

--

--

P1336

CKP System Variation Not Learned

A

--

--

P1351

IC Circuit Open

B

--

--

P1352

Bypass Circuit Open

B

--

--

P1361

IC Circuit Not Toggling

B

--

--

P1362

Bypass Circuit Shorted

B

--

--

P1374

CKP HI to LO Resolution Freq. Correlation

B

--

--

P1380

EBCM DTC Rough Road Data Not Available

C

--

--

P1381

Misfire Detected No EBCM/EBTCM Serial Data

C

--

--

P1404

EGR Valve Stuck Open

B

--

--

P1441

EVAP System Flow During Non-Purge

B

--

--

P1546

A/C Relay Circuit Fault

C

--

--

P1554

Cruise Control Feedback Circuit

C

--

--

P1571

TCS Desired Torque Request Circuit

C

--

--

P1573

PCM/EBCM Serial Data Circuit

C

--

--

P1585

Cruise Control Inhibit Output Circuit

C

--

--

P1602

Loss of EBTCM/EBCM Serial Data

C

--

--

P1610

Body Control Module Serial Data CKT

C

--

--

P1626

Loss of Serial Communication With VTD

C

--

--

P1630

Theft Deterrent Learn Mode Active.

C

--

--

P1631

Theft Deterrent Start Enable Signal Not Correct

C

--

--

P1635

5 Volt Reference (A) Circuit

B

--

--

P1639

5 Volt Reference (B) Circuit

B

--

--

P1689

TCS Delivered Torque Output Circuit

C

--

--

P1810

Automatic Transmission Fluid Pressure Manual Valve Position Switch Malfunction (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

--

--

P1811

Maximum Adapt and Long Shift (Refer to 4T65-E Automatic Transaxle Diagnosis

C

--

--

P1814

Torque Converter Clutch Overstress

C

--

--

P1860

Torque Converter Clutch PWM Solenoid Circuit (Refer to 4T65-E Automatic Transaxle Diagnosis)

A

--

--

P1887

TCC Release Switch Malfunction (Refer to 4T65-E Automatic Transaxle Diagnosis)

B

--

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