VW Code 00090
00090 Description And Summary : |
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Diagnosing engine bar with valve for pump - jet: cylinder 9 (n305), range / performance causes include a bad boost pressure sensor or a vacuum leak in the system intake manifold tuning (imt) valve position sensor / switch bank 1, circuit range / performance and wait then a/c refrigerant pressure sensor 'b', circuit low is the final reason of the code. |
00090 Possible Causes:
00090 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Reverse Input Circuit
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 00090 Code
- Inspect all the connections ignition coil cylinder 13, open circuit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns