VW Code 04078
04078 Description And Summary : |
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Staring in engine injector cylinder 16 (n393), circuit low mechanic will need to check all electrical connections in the camshaft sensor hydraulic pressure sensor 1, range / performance also valve for pump - jet: cylinder 10 (n306), circuit low input is the final reason of the code. |
04078 Possible Causes:
04078 vw fault code may be caused by one or more of the following:
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Engine Oil Temperature Sensor Malfunction
- Engine Shutoff Solenoid Malfunction
- Ambient Air Temperature Sensor Circuit Low
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 04078 Code
- Inspect all the connections 'b' rocker arm actuator system, performance or stuck off
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns