Top 30 Pontiac OBDII Engine Codes

Engine Misfire Detected

Fuel Trim System Lean Bank 1

Evaporative Emission System

Evaporative Emission System Large Leak Detected

Catalyst System Low Efficiency Bank 1

Evaporative Emission Control System Leak Detected Small Leak

Evaporative Emission Vent System Performance

Engine Coolant Temperature Below Thermostat Regulating Temperature

HO2S Heater Performance Bank 1 Sensor 2

Engine Positions System Performance Bank 1

Evaporative Emission Vent Solenoid Valve Control Circuit

Torque Converter Clutch Circuit Performance or Stuck Off

Intake Camshaft Position System Performance

Torque Converter Clutch Circuit Stuck On

Exhaust Camshaft Position System Performance

Crankshaft Position - Camshaft Position Correlation Bank 1 Sensor 'A'

Cylinder 1 Misfire Detected

Camshaft Position Sensor Performance

Fuel Trim System Rich Bank 1

Intake Camshaft Position Actuator Solenoid Valve Control Circuit Bank 1

Fuel Trim Cylinder Balance Bank 1

Intake Air Temperature Circuit High Input

HO2S Heater Performance Bank 1 Sensor 1

Mass or Volume Air Flow Circuit Low Input

Fuel Tank Pressure Sensor Circuit Low Voltage

HO2S Insufficient Switching Bank 1 Sensor 1

Accelerator Pedal Position Sensor Fault

Cylinder 4 Misfire Detected

Mass Air Flow Sensor Performance

Exhaust Gas Recirculation Closed Position Performance