GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
1996
🢒
Century
🢒 DTC
Diagnostic Trouble Codes
Diagnostic Trouble Codes
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 P0106 Manifold Absolute Pressure (MAP) System Performance
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage
DTC P0121 Throttle Position (TP) Sensor Performance
DTC P0121 Throttle Position (TP) Sensor Performance
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0123 Throttle Position (TP)Sensor Circuit High Voltage
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control
DTC P0131 HO2S Circuit Low Voltage Sensor 1
DTC P0131 O2S Circuit Low Voltage Sensor 1
DTC P0132 HO2S Circuit High Voltage Sensor 1
DTC P0132 O2S Circuit High Voltage Sensor 1
DTC P0133 HO2S Slow Response Sensor 1
DTC P0133 O2S Slow Response Sensor 1
DTC P0134 HO2S Circuit Insufficient Activity Sensor 1
DTC P0134 O2S Circuit Insufficient Activity Sensor 1
DTC P0135 HO2S Heater Performance Sensor 1
DTC P0137 HO2S Circuit Low Voltage Sensor 2
DTC P0137 HO2S Circuit Low Voltage Sensor 2
DTC P0138 HO2S Circuit High Voltage Sensor 2
DTC P0138 HO2S Circuit High Voltage Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Sensor 2
DTC P0140 HO2S Circuit Insufficient Activity Sensor 2
DTC P0141 HO2S Heater Performance Sensor 2
DTC P0141 HO2S Heater Performance Sensor 2
DTC P0171 Fuel Trim System Lean
DTC P0171 Fuel Trim System Lean
DTC P0172 Fuel Trim System Rich
DTC P0172 Fuel Trim System Rich
DTC P0300 Engine Misfire Detected
DTC P0300 Engine Misfire Detected
DTC P0301 Cylinder 1 Misfire Detected
DTC P0302 Cylinder 2 Misfire Detected
DTC P0303 Cylinder 3 Misfire Detected
DTC P0304 Cylinder 4 Misfire Detected
DTC P0325 Knock Sensor (KS) Circuit
DTC P0325 Knock Sensor Module Performance
DTC P0326 Knock Sensor Noise Channel High Voltage
DTC P0327 Knock Sensor (KS) Circuit
DTC P0335 Crankshaft Position (CKP) Sensor Circuit
DTC P0336 Crankshaft Position (CKP) Sensor Circuit
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0341 Camshaft Position (CMP) Sensor Performance
DTC P0342 Camshaft Position (CMP) Sensor Circuit Low Voltage
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient
DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient
DTC P0420 Catalyst System Low Efficiency
DTC P0420 Catalyst System Low Efficiency
DTC P0441 Evaporative Emission (EVAP) System No Flow During Purge
DTC P0441 Evaporative Emission (EVAP) System No Flow During Purge
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0506 Idle Speed Low
DTC P0506 Idle Speed Low
DTC P0507 Idle Speed High
DTC P0507 Idle Speed High
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit
DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit
DTC P0560 System Voltage
DTC P0560 System Voltage
DTC P0562 System Voltage Low
DTC P0563 System Voltage High
DTC P0600 Serial Communication Link
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0601 Control Module Read Only Memory (ROM)
DTC P0602 Control Module Not Programmed
DTC P0602 Control Module Not Programmed
DTC P0705 Trans Range Switch Circuit
DTC P0706 Trans Range Switch Performance
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 P0719 Brake Switch Circuit Low Input
DTC P0724 Brake Switch Circuit High Input
DTC P0724 Brake Switch Circuit High Input
DTC P0742 TCC System Stuck On
DTC P0742 TCC System Stuck On
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 P1106 Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage
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 Sensor 1
DTC P1133 O2S Insufficient Switching Sensor 1
DTC P1134 HO2S Transition Time Ratio Sensor 1
DTC P1171 Fuel System Lean During Acceleration
DTC P1200 Injector Control Circuit
DTC P1350 Bypass Line Monitor
DTC P1361 Ignition Control (IC) Circuit Low Voltage
DTC P1374 Crankshaft Position (CKP) High to Low Resolution Frequency Correlation
DTC P1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance
DTC P1406 Exhaust Gas Recirculation (EGR) Position Sensor Performance
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge
DTC P1442 EVAP Vacuum Switch Circuit
DTC P1520 Park/Neutral Position (PNP) Switch Circuit
DTC P1635 5 Volt Reference Circuit
DTC P1639 5 Volt Reference 2 Circuit
DTC P1641 Malfunction Indicator Lamp (MIL) Control Circuit
DTC P1651 Cooling Fan Relay 1 Control Circuit
DTC P1652 Cooling Fan Relay 2 Control Circuit
DTC P1654 Air Conditioning (A/C) Clutch Relay Control Circuit
DTC P1655 Evaporative Emission (EVAP) Purge Solenoid Control Circuit
DTC P1663 Charging System Lamp Control Circuit
DTC P1673 Engine Coolant Temperature Lamp Control Circuit
DTC P1812 Transmission Fluid Overtemperature
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1864 TCC Solenoid Electrical
DTC P1870 Transmission Component Slipping
DTC P1870 Transmission Component Slipping