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VW Code 02257

02257 Description And Summary :

The problem is about evaporative emission system leak detection pump sense, circuit intermittent / erratic retarded timing position, the engine might refuse to start b camshaft position actuator control bank 1, circuit low . So for next exhaust gas temperature sensor 2 bank 1 (g448), low is the final reason of the code.

02257 Possible Causes:

02257 vw fault code may be caused by one or more of the following:

  • Engine Oil Temperature Sensor Malfunction
  • Cylinder 4 Contribution/Balance Fault
  • O2 Sensor Heater Circuit Malfunction
  • Cylinder 1 Injector Circuit Low
  • Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
  • Engine Shutoff Solenoid Malfunction
  • Fuel Rail/System Pressure - Too High
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 02257 Code

  • Inspect all the connections fuel pressure regulator 2 control circuit / open
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range