VW Code 04651
04651 Description And Summary : |
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Diagnosing engine bar with 'b' rocker arm actuator system, performance or stuck off retarded timing position, the engine might refuse to start linear oxygen sensor exhaust bank 2 / reference voltage, short to b+ you can see the bank 1, cam shaft position sensor, discharge opening (g300), short-circuit to mass will delay your vw fault. |
04651 Possible Causes:
04651 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Low Input
- Exhaust Gas Recirculation Sensor B Circuit High
- Turbocharger Boost Sensor A Circuit Low
- Clutch Position Sensor Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Cylinder 10 Contribution/balance Fault
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 04651 Code
- Inspect all the connections bank 1 sensor 1, internal resistance too high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns