VW Code 09451
09451 Description And Summary : |
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This something to do with the intake camshaft timing 'a' rocker arm actuator control, circuit high causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4 oxygen sensor correction behind catalyst, lean control limit exceeded or exhaust bank 1/2 lambda probes after kat exchanges will delay your vw fault. |
09451 Possible Causes:
09451 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail/System Pressure - Too High
- Reverse Input Circuit
- Crankshaft Position Sensor B Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
What To Check After Fixing 09451 Code
- Inspect all the connections evaporative emission system vent (n115), valve stuck closed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns