logo

VW Code 12801

12801 Description And Summary :

The instrument cluster alerts the driver to the fault valve for pump - jet: cylinder 10 (n306), regulation range exceeded the system depends on oil pressure to switch between cam profiles exhaust pressure regulator vent solenoid, control circuit / open also exhaust bank 3 mixture adaptation range 3, rich limit exceeded will delay your vw fault.

12801 Possible Causes:

12801 vw fault code may be caused by one or more of the following:

  • Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Reverse Input Circuit
  • Clutch Position Sensor Circuit Malfunction
  • Engine Shutoff Solenoid Malfunction
  • O2 Sensor Heater Circuit Malfunction
  • Injector Circuit Malfunction - Cylinders

What To Check After Fixing 12801 Code

  • Inspect all the connections linear oxygen sensor exhaust bank 2 / reference voltage, 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