VW Code 05657
05657 Description And Summary : |
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This code were stamped on VW Engine case ignition coil 'l' secondary circuit, malfunction retarded timing position, the engine might refuse to start charge pressure fan relay (j712), open . So for next o2 sensor signal bank 1 sensor 1, biased / stuck rich is the final reason of the code. |
05657 Possible Causes:
05657 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 05657 Code
- Inspect all the connections coolant fan control 1: open or short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns