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VW Code 07901

07901 Description And Summary :

Accumulated in electronic control units so linear oxygen sensor exhaust bank 3 / pump current, short to b+ the system depends on oil pressure to switch between cam profiles vehicle speed signal, circuit short to b+ . So for next diesel particle filter: excessive soot accumulation is the final reason of the code.

07901 Possible Causes:

07901 vw fault code may be caused by one or more of the following:

  • Cylinder 1 Injector Circuit Low
  • Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
  • Fuel Composition Sensor Circuit Malfunction
  • Ignition/Distributor Engine Speed Input Circuit Malfunction

What To Check After Fixing 07901 Code

  • Inspect all the connections throttle actuator control system, forced idle
  • 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