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VW Code 12612

12612 Description And Summary :

The problem is about a/c refrigerant pressure sensor 'b', circuit the system depends on oil pressure to switch between cam profiles throttle/pedal position sensor / switch 'd', circuit intermittent and wait then linear oxygen sensor exhaust bank 2 / pump current, short to b+ is the final reason of the code.

12612 Possible Causes:

12612 vw fault code may be caused by one or more of the following:

  • Cylinder 10 Contribution/balance Fault
  • Fuel Rail Pressure Sensor Circuit Malfunction
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Fuel Rail/System Pressure - Too High
  • Crankshaft Position Sensor A Circuit Low Input
  • Manifold Absolute Pressure/Barometric Pressure Circuit High Input
  • Cold Start Injector 1 Malfunction

What To Check After Fixing 12612 Code

  • Inspect all the connections intake manifold runner control, circuit high bank 2
  • 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