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VW Code 01489

01489 Description And Summary :

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

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range