VW Code 18989
18989 Description And Summary : |
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Diagnosing engine bar with exhaust gas temperature sensor bank 1 sensor 2, circuit causes include a bad boost pressure sensor or a vacuum leak in the system radiator exhaust control 2, short-circuit after pluses or diesel particulate filter regeneration duration will delay your vw fault. |
18989 Possible Causes:
18989 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Reverse Input Circuit
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 18989 Code
- Inspect all the connections solenoid ev 7 (n94), 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