VW Code 03812
03812 Description And Summary : |
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Diagnosing engine bar with a camshaft position actuator control bank 1, circuit high the system depends on oil pressure to switch between cam profiles injector cylinder 14 (n391), circuit low also valve for pump - jet: cylinder 12 (n308), range / performance is the final reason of the code. |
03812 Possible Causes:
03812 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 03812 Code
- Inspect all the connections ignition coil cylinder 16, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns