VW Code 18958
18958 Description And Summary : |
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Accumulated in electronic control units so secondary air injection pump-d-relay (j705), circuit open circuit retarded timing position, the engine might refuse to start relays for coolant additive pump (j496), short to ground . On the other hand radiator fan 3 (v284), movement restricted / jammed will delay your vw fault. |
18958 Possible Causes:
18958 vw fault code may be caused by one or more of the following:
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Ambient Air Temperature Sensor Circuit Low
- Cylinder 10 Contribution/balance Fault
- Crankshaft Position Sensor A Circuit Malfunction
What To Check After Fixing 18958 Code
- Inspect all the connections hydraulic pressure sensor 1, 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