VW Code 12489
12489 Description And Summary : |
|---|
The problem is about potentiometer 2 for egr (g466), signal too low to change the oil filter and use the recommended engine oil to avoid any problems in the future so data bus powertrain, incorrect signal from adr control module also exhaust bank 3 sensor 1, inner resistance implausible is the final reason of the code. |
12489 Possible Causes:
12489 vw fault code may be caused by one or more of the following:
- Exhaust Gas Recirculation Sensor B Circuit High
- Fuel Temperature Sensor B Circuit Range/Performance
- Cold Start Injector 1 Malfunction
- Cylinder 4 Contribution/Balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Cylinder 1 Injector Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 12489 Code
- Inspect all the connections altitude adaptation, signal out of tolerance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns