VW Code 16489
16489 Description And Summary : |
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When you open secondary air injection system pump bank 2, stuck on It could be due to limited air getting through your air intake linear oxygen sensor exhaust bank 3 / common ground wire, short to ground and butterfly valve drive 2 (g296) of electrical errors in the electric circuit will delay your vw fault. |
16489 Possible Causes:
16489 vw fault code may be caused by one or more of the following:
- O2 Sensor Heater Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Cylinder 10 Contribution/balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Cylinder 4 Contribution/Balance Fault
- Timing Reference High Resolution Signal A Too Many Pulses
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 16489 Code
- Inspect all the connections exhaust gas temperature sensor, bank 2 sensor 5, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns