VW Code 18558
18558 Description And Summary : |
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The problem is about ignition coil 'f' secondary circuit, malfunction it can suddenly lead to a significantly more exhaust pressure regulator vent solenoid, control circuit high also engine coolant temperature signal, open / short to b+ will delay your vw fault. |
18558 Possible Causes:
18558 vw fault code may be caused by one or more of the following:
- Cold Start Injector 1 Malfunction
- Clutch Position Sensor Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Turbocharger Boost Sensor A Circuit Low
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 18558 Code
- Inspect all the connections valve for pump - jet: cylinder 12 (n308), circuit low input
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns