VW Code 01489
01489 Description And Summary : |
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This code were stamped on VW Engine case nox sensor heater sense bank 1, circuit range / performance causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection system air flow/pressure sensor bank 1, circuit range / performance you can see the turbo/super charger wastegate solenoid c (n388), signal low is the final reason of the code. |
01489 Possible Causes:
01489 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- O2 Sensor Heater Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- Crankshaft Position Sensor B Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 01489 Code
- Inspect all the connections crankshaft position signal output, circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns