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VW Code 28957

28957 Description And Summary :

This something to do with the intake camshaft timing turbo/super charger wastegate solenoid d (n389), signal high mechanic will need to check all electrical connections in the camshaft sensor linear oxygen sensor exhaust bank 3 / common ground wire, short to b+ or change secondary air injection system air flow/pressure sensor bank 1, circuit is the final reason of the code.

28957 Possible Causes:

28957 vw fault code may be caused by one or more of the following:

  • Reverse Input Circuit
  • Ambient Air Temperature Sensor Circuit Low
  • Shift Solenoid E Performance or Stuck Off
  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Glow Plug/Heater Circuit 'A' Malfunction

What To Check After Fixing 28957 Code

  • Inspect all the connections motor for intake manifold flap (v157), short to b+
  • 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