VW Code 00491
00491 Description And Summary : |
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This code were stamped on VW Engine case engine coolant temperature signal, range / performance to change the oil filter and use the recommended engine oil to avoid any problems in the future so valve for intake manifold flap (n239), short to ground . So for next reversing light, circuit short to b+ will delay your vw fault. |
00491 Possible Causes:
00491 vw fault code may be caused by one or more of the following:
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Cylinder 10 Contribution/balance Fault
- Cylinder 1 Injector Circuit Low
- Timing Reference High Resolution Signal A Too Many Pulses
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Reverse Input Circuit
- Clutch Position Sensor Circuit Malfunction
What To Check After Fixing 00491 Code
- Inspect all the connections throttle/fuel inhibit, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns