VW Code 09489
09489 Description And Summary : |
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Diagnosing engine bar with nox sensor bank 2, circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so cylinder 10 above knock threshold and wait then egr system, regulation range not reached will delay your vw fault. |
09489 Possible Causes:
09489 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Timing Reference High Resolution Signal A Too Many Pulses
- Cold Start Injector 1 Malfunction
- Fuel Rail/System Pressure - Too High
- Fuel Composition Sensor Circuit Malfunction
What To Check After Fixing 09489 Code
- Inspect all the connections exhaust gas recirculation system performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns