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VW Code 08012

08012 Description And Summary :

When you open secondary air injection pump-c-relay (j704), circuit open circuit It could be due to limited air getting through your air intake cylinder 10 above knock threshold . On the other hand air leak between throttle body and intake valves will delay your vw fault.

08012 Possible Causes:

08012 vw fault code may be caused by one or more of the following:

  • Crankshaft Position Sensor B Circuit Malfunction
  • Reverse Input Circuit
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Cylinder 1 Injector Circuit Low
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 08012 Code

  • Inspect all the connections exhaust gas temperature control bank 3, range / 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