GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Type

Illuminate MIL

P0101

Mass Air Flow (MAF) System Performance

B

Yes

P0102

Mass Air Flow (MAF) circuit low frequency

A

Yes

P0103

Mass Air Flow (MAF) circuit high frequency

A

Yes

P0112

Intake Air Temperature (IAT) Sensor Circuit Low Voltage

A

Yes

P0113

Intake Air Temperature (IAT) Sensor Circuit High Voltage

A

Yes

P0117

Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage

A

Yes

P0118

Engine Coolant Temperature (ECT) Sensor Circuit High Voltage

A

Yes

P0121

Throttle Position (TP) Sensor System Performance

B

Yes

P0122

Throttle Position (TP) Sensor Circuit Low Voltage

A

Yes

P0123

Throttle Position (TP) Sensor Circuit High Voltage

A

Yes

P0125

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

B

Yes

P0131

Heated Oxygen Sensor (HO2S) Circuit Low Voltage -- Sensor 1

B

Yes

P0132

Heated Oxygen Sensor (HO2S) Circuit High Voltage -- Sensor 1

B

Yes

P0133

Heated Oxygen Sensor (HO2S) Slow Response -- Sensor 1

B

Yes

P0134

Heated Oxygen Sensor (HO2S) Circuit Insufficient Activity -- Sensor 1

B

Yes

P0135

Heated Oxygen Sensor (HO2S) Heater Circuit -- Sensor 1

B

Yes

P0136

Heated Oxygen Sensor (HO2S) Circuit -- Sensor 2

B

Yes

P0141

Heated Oxygen Sensor (HO2S) Heater circuit -- Sensor 2

B

Yes

P0171

Fuel Trim System Lean

B

Yes

P0172

Fuel Trim System Rich

B

Yes

P0300

Engine Misfire Detected

B

Yes

P0301

Cylinder 1 Misfire Detected

B

Yes

P0302

Cylinder 2 Misfire Detected

B

Yes

P0303

Cylinder 3 Misfire Detected

B

Yes

P0304

Cylinder 4 Misfire Detected

B

Yes

P0335

Crankshaft Position (CKP) Sensor Circuit

A

Yes

P0340

Camshaft Position (CMP) Sensor Circuit

A

Yes

P0400

Exhaust Gas Recirculation (EGR) System

B

Yes

P0420

Three-Way Catalyst (TWC) System Low Efficiency

B

Yes

P0440

Evaporative Emission (EVAP) System

B

Yes

P0443

Evaporative Emission (EVAP) System Incorrect Purge Flow

B

Yes

P0450

Evaporative Emission (EVAP) System Pressure Sensor Circuit

B

Yes

P0455

Evaporative Emission (EVAP) System Leak Detected

A

Yes

P0461

Fuel Level Sensor Circuit Performance

B

Yes

P0463

Fuel Level Sensor Circuit High Voltage

B

Yes

P0500

Vehicle Speed Sensor (VSS) Circuit

B

Yes

P0505

Idle Control System

B

Yes

P0510

Closed Throttle Position (CTP) Switch Circuit

A

Yes

P0601

Control Module (PCM) Read Only Memory (ROM)

A

Yes

P0603

Control Module (PCM) Long Term Memory Reset

A

Yes

P1408

Manifold Absolute Pressure (MAP) Sensor Circuit

B

Yes

P1410

Fuel Tank Pressure System

B

Yes

P1450

Barometric Pressure Sensor Circuit

A

Yes

P1451

Barometric Pressure Sensor Performance

B

Yes

P1500

Starter Signal Circuit

B

Yes

P1510

Back Up Power Supply

A

Yes

P1530

Ignition Timing Adjustment Switch Circuit

A

Yes

P1600

Serial Communication Between ECM and TCM

A

Yes