VW Code 12935
12935 Description And Summary : |
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Accumulated in electronic control units so ignition coil 'k' primary control, short to plus the system depends on oil pressure to switch between cam profiles engine torque reduction, fault . So for next valve for pump - jet: cylinder 7 (n303), range / performance will delay your vw fault. |
12935 Possible Causes:
12935 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Rail Pressure Sensor Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cold Start Injector 1 Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 12935 Code
- Inspect all the connections fuel mixture control adjustment range 2, higher limit not reached
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns