VW Code 189
189 Description And Summary : |
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Staring in engine ignition coil 'd' primary control, short to plus causes include a bad boost pressure sensor or a vacuum leak in the system mass-airflow sensor 4 (g457), signal to high also system too lean at higher load, bank 2 will delay your vw fault. |
189 Possible Causes:
189 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Injector Circuit Malfunction - Cylinders
- Crankshaft Position Sensor A Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Reverse Input Circuit
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 189 Code
- Inspect all the connections cylinder 10 injector, data incompatible
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns