Top 30 Oldsmobile OBDII Engine Codes

Engine Misfire Detected

Fuel Trim System Lean Bank 1

Secondary Air Injection System Malfunction

Mass or Volume Air Flow Circuit Low Input

O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2

Fuel Trim System Rich Bank 1

Crankshaft Position Sensor A-B Correlation Conditions

Input/Turbine Speed Sensor Circuit No Signal

Torque Converter Clutch Circuit Stuck On

EVAP Purge Solenoid Control Circuit

Throttle Position Sensor/Switch 'A' Circuit Low Input

Fuel Trim System Lean Bank 2

Torque Converter Clutch Circuit Performance or Stuck Off

TCC PWM Solenoid Circuit Electrical

HO2S Heater Control Circuit Bank 2 Sensor 1

HO2S Heater Control Circuit Low Voltage Bank 2 Sensor 1

EVAP Vent Solenoid Control Circuit

1-2 Shift Solenoid Circuit Electrical

HO2S Heater Control Circuit High Voltage Bank 2 Sensor 1

Incorrect Gear Ratio

Fuel Trim Cylinder Balance Bank 1

Transmission Input/Turbine Speed Sensor Range/Performance

2-3 Shift Solenoid Circuit Electrical

Fuel Tank Pressure Sensor Circuit Low Voltage

Fuel Trim Cylinder Balance Bank 2

Fuel Pump Relay Control Circuit

HO2S Heater Current Monitor Control Circuit Banks 1 And 2 Sensor 1

Torque Converter Clutch Release Switch Circuit

HO2S Heater Warm Up Control Circuit Banks 1 and 2 Sensor 1

Evaporative Emission System