VW Code 04051
04051 Description And Summary : |
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Diameter in engine ignition coil 'a' primary control, circuit low run rough, or might suddenly stall at any given speed exhaust bank 4 sensor 1 heater circuit, open . On the other hand oxygen (lambda) sensor b2 s1, pump current, short to b+ will delay your vw fault. |
04051 Possible Causes:
04051 vw fault code may be caused by one or more of the following:
- Engine Oil Temperature Sensor Malfunction
- Cylinder 4 Contribution/Balance Fault
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Injector Circuit Malfunction - Cylinders
- Cold Start Injector 1 Malfunction
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 04051 Code
- Inspect all the connections ignition coil 'i' primary control, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns