GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
1996
🢒
Roadmaster
🢒 DTC
Diagnostic Trouble Codes
Diagnostic Trouble Codes
DTC P0100 MAF Sensor Circuit Insufficient Activity
DTC P0101 Mass Air Flow (MAF) Sensor Performance
DTC P0102 Mass Air Flow (MAF) Sensor Circuit Low Frequency
DTC P0103 Mass Air Flow (MAF) Sensor Circuit High Frequency
DTC P0106 Manifold Absolute Pressure (MAP) System Performance
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0121 TP Sensor Circuit Insufficient Activity
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0131 HO2S Circuit Low Voltage Bank 1 Sensor 1
DTC P0132 HO2S Circuit High Voltage Bank 1 Sensor 1
DTC P0133 HO2S Slow Response Bank 1 Sensor 1
DTC P0134 HO2S Circuit Insufficient Activity Bank 1 Sensor 1
DTC P0135 HO2S Heater Performance Bank 1 Sensor 1
DTC P0137 HO2S Circuit Low Voltage Bank 1 Sensor 2
DTC P0138 HO2S Circuit High Voltage Bank 1 Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Bank 1 Sensor 2
DTC P0141 HO2S Heater Performance Bank 1 Sensor 2
DTC P0151 HO2S Circuit Low Voltage Bank 2 Sensor 1
DTC P0152 HO2S Circuit High Voltage Bank 2 Sensor 1
DTC P0153 HO2S Slow Response Bank 2 Sensor 1
DTC P0154 HO2S Circuit Insufficient Activity Bank 2 Sensor 1
DTC P0155 HO2S Heater Performance Bank 2 Sensor 1
DTC P0157 HO2S Circuit Low Voltage Bank 2 Sensor 2
DTC P0158 HO2S Circuit High Voltage Bank 2 Sensor 2
DTC P0160 HO2S Circuit Insufficient Activity Bank 2 Sensor 2
DTC P0161 HO2S Heater Performance Bank 2 Sensor 2
DTC P0171 Fuel Trim System Lean Bank 1
DTC P0172 Fuel Trim System Rich Bank 1
DTC P0174 Fuel Trim System Lean Bank 2
DTC P0175 Fuel Trim System Rich Bank 2
DTC P0200 Injector Control Circuit
DTC P0300 Engine Misfire Detected
DTC P0323 DI Low/High Resolution Circuit Intermittent
DTC P0325 Knock Sensor Module Performance
DTC P0327 Knock Sensor (KS) Circuit Bank 1
DTC P0332 Knock Sensor (KS) Circuit Bank 2
DTC P0335 Crankshaft Position (CKP) Sensor Circuit
DTC P0336 Crankshaft Position (CKP) Sensor Performance
DTC P0372 DI High Resolution Circuit
DTC P0400 Exhaust Gas Recirculation (EGR) System Performance
DTC P0403 Exhaust Gas Recirculation (EGR) Solenoid Control Circuit
DTC P0410 Secondary Air Injection (AIR) System
DTC P0412Secondary Air Injection (AIR) Relay Control Circuit
DTC P0420 Catalyst System Low Efficiency Bank 1
DTC P0430 Catalyst System Low Efficiency Bank 2
DTC P0441 Evaporative Emission (EVAP) System No Flow During Purge
DTC P0443 Evaporative Emission (EVAP) Purge Solenoid Control Circuit
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0506 Idle Speed Low
DTC P0507 Idle Speed High
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit
DTC P0531 Air Conditioning (A/C) Refrigerant Pressure Sensor Performance
DTC P0560 System Voltage
DTC P0562 System Voltage Low
DTC P0563 System Voltage High
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0712 Transmission Fluid Temperature (TFT) Sensor Circuit Low Input
DTC P0713 Transmission Fluid Temperature (TFT) Sensor Circuit High Input
DTC P0719 Brake Switch Circuit Low Input
DTC P0724 Brake Switch Circuit High Input
DTC P0742 TCC System Stuck On
DTC P0748 Pressure Control Solenoid Circuit Electrical
DTC P0751 1-2 Shift Solenoid Valve Performance
DTC P0753 1-2 Shift Solenoid Circuit Electrical
DTC P0756 2-3 (B) Shift Solenoid Performance
DTC P0758 2-3 (B) Shift Solenoid Electrical
DTC P1107 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage
DTC P1111 Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage
DTC P1112 Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage
DTC P1114 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage
DTC P1115 Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage
DTC P1121 Throttle Position (TP) Sensor Circuit Intermittent High Voltage
DTC P1122 Throttle Position (TP) Sensor Circuit Intermittent Low Voltage
DTC P1133 HO2S Insufficient Switching Bank 1 Sensor 1
DTC P1134 HO2S Transition Time Ratio Bank 1 Sensor 1
DTC P1153 HO2S Insufficient Switching Bank 2 Sensor 1
DTC P1154 HO2S Transition Time Ratio Bank 2 Sensor 1
DTC P1171 Fuel System Lean During Acceleration
DTC P1222 Injector Control Circuit Intermittent
DTC P1351 Ignition Coil Control Circuit High Voltage
DTC P1361 Ignition Coil Control Circuit Low Voltage
DTC P1371 DI Low Resolution Circuit
DTC P1380 Misfire Detected - Rough Road Data Not Available
DTC P1381 Misfire Detected - No Communication with Brake Control Module
DTC P1415 Secondary Air Injection (AIR) System Bank 1
DTC P1416 Secondary Air Injection (AIR) System Bank 2
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1508 Idle Speed Low - Idle Air Control (IAC) System Not Responding
DTC P1509 Idle Speed High - Idle Air Control (IAC) System Not Responding
DTC P1539 Air Conditioning (A/C) Clutch Feedback Circuit High Voltage
DTC P1545 Air Conditioning (A/C) Clutch Relay Control Circuit
DTC P1546 Air Conditioning (A/C) Clutch Feedback Circuit Low Voltage
DTC P1626 Theft Deterrent Fuel Enable Signal Lost
DTC P1641 Cooling Fan Relay 1 Control Circuit
DTC P1642 Cooling Fan Relay 2 Control Circuit
DTC P1643 Engine Speed Output Circuit
DTC P1652 Vehicle Speed Output Circuit
DTC P1653 Low Engine Oil Level Lamp Control Circuit
DTC P1661 Malfunction Indicator Lamp (MIL) Control Circuit
DTC P1663 Change Engine Oil Lamp Control Circuit
DTC P1810 TFP Valve Position Switch Circuit
DTC P1812 Transmission Fluid Overtemperature
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1864 TCC Solenoid Electrical
DTC P1870 Transmission Component Slipping
DTC P1873 Torque Conv Stator Temp Switch CKT Low
DTC P1874 Torque Conv Stator Temp Switch CKT High
DTC P1886 3-2 SS Valve Assembly CKT Electrical