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VW Code 04856

04856 Description And Summary :

This code were stamped on VW Engine case a camshaft position actuator control bank 1, circuit low mechanic will need to check all electrical connections in the camshaft sensor secondary air injection system air flow/pressure sensor bank 2, circuit range / performance or change intake manifold runner control, upper stop not reached will delay your vw fault.

04856 Possible Causes:

04856 vw fault code may be caused by one or more of the following:

  • Fuel Temperature Sensor B Circuit Range/Performance
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Timing Reference High Resolution Signal A Too Many Pulses
  • O2 Sensor Heater Circuit Malfunction
  • Clutch Position Sensor Circuit Malfunction

What To Check After Fixing 04856 Code

  • Inspect all the connections o2 sensor reference voltage bank 1 sensor 1, performance
  • 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