VW Code 18490
18490 Description And Summary : |
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This something to do with the intake camshaft timing ecm/pcm power input, signal intermittent it can suddenly lead to a significantly more event data recorder request, circuit high also reductant injection valve bank 1 unit 2, circuit / open is the final reason of the code. |
18490 Possible Causes:
18490 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Reverse Input Circuit
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Shift Solenoid E Performance or Stuck Off
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Ignition/Distributor Engine Speed Input Circuit Malfunction
What To Check After Fixing 18490 Code
- Inspect all the connections malfunction indication light (k83), electrical malfunction
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns