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VW Code 01012

01012 Description And Summary :

The problem is about o2 sensor reference voltage bank 2 sensor 1, circuit high to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust bank 3, probe 2 heating circuit short-circuit after pluses or change secondary air injection system pump bank 2, stuck off will delay your vw fault.

01012 Possible Causes:

01012 vw fault code may be caused by one or more of the following:

  • Ignition/Distributor Engine Speed Input Circuit Malfunction
  • Shift Solenoid E Performance or Stuck Off
  • Cylinder 10 Contribution/balance Fault
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Ignition Coil A Primary/Secondary Circuit Malfunction
  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Fuel Composition Sensor Circuit Malfunction
  • Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 01012 Code

  • Inspect all the connections data-bus powertrain missing message from distance control
  • 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