Top 30 Volkswagen OBDII Engine Codes

System Too Lean Bank 1

Ignition Engine Speed Input Circuit No Signal

Catalyst System Efficiency Below Threshold Bank 1

Random Cylinder Misfire Detected

Ignition Engine Speed Input Circuit Range/Performance

'A' Camshaft Position Timing Over-Advanced Or System Performance Bank 1

EVAP System Incorrect Purge Flow

Cylinder 1 Misfire Condition

Cylinder 3 Misfire Detected

Cylinder 4 Misfire Detected

Camshaft Position Sensor

Mass or Volume Air Flow Circuit Range/Performance Problem

Cylinder 2 Misfire Condition

EVAP System Small Leak Detected

Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem

EVAP System Large Leak Detected

System Too Rich Bank 1

HO2S Heater Control Circuit Bank 1 Sensor 2

Turbocharger Engine Underboost

Fuel Rail/System Pressure Too Low

Crankshaft Position Camshaft Position Correlation Bank 1 Sensor 'A'

Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance Bank 1

EVAP System Very Small Leak Detected

Throttle/Pedal Position Sensor/Switch 'A' Circuit Range/Performance

Fuel Pressure Regulator 2 Performance

Secondary Air Injection System Incorrect Flow Detected

HO2S Heater Control Circuit Bank 1 Sensor 1

Intake Air Temperature Sensor 1 Circuit High

System Too Rich At Idle Bank 1

Exhaust Gas Recirculation Flow Insufficient Detected