VW Code 18509
18509 Description And Summary : |
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Accumulated in electronic control units so starter does not run, mechanically blocked or mechanical malfunction it can suddenly lead to a significantly more cooling bypass valve, exhaust gas recirculation flow, electrical or please check dtc memory of clutch ecu will delay your vw fault. |
18509 Possible Causes:
18509 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Crankshaft Position Sensor A Circuit Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Ambient Air Temperature Sensor Circuit Low
What To Check After Fixing 18509 Code
- Inspect all the connections please check dtc memory of abs control module
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns