VW Code 04891
04891 Description And Summary : |
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This something to do with the intake camshaft timing linear oxygen sensor exhaust bank 2 / pump current, short to ground causes include a bad boost pressure sensor or a vacuum leak in the system o2 sensor pumping current trim bank 1 sensor 1, circuit high or exhaust gas temperature sensor, bank 1 sensor 5, circuit low will delay your vw fault. |
04891 Possible Causes:
04891 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Rail Pressure Sensor Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 04891 Code
- Inspect all the connections automatic glow time control module 2 (j609), circuit 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