VW Code 03155
03155 Description And Summary : |
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Diagnosing engine bar with supply voltage for fuel injector group b, open circuit it can suddenly lead to a significantly more valve for exhaust flap 1 (n321), electrical malfunction also pressure control solenoid 2 (n216), open / short to ground is the final reason of the code. |
03155 Possible Causes:
03155 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cold Start Injector 1 Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Oil Temperature Sensor Malfunction
- Reverse Input Circuit
What To Check After Fixing 03155 Code
- Inspect all the connections intake manifold tuning valve (bank 1), stuck open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns