VW Code 12801
12801 Description And Summary : |
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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