VW Code 29689
29689 Description And Summary : |
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Diagnosing engine bar with o2 sensor signal bank 1 sensor 3, biased / stuck lean retarded timing position, the engine might refuse to start injector cylinder 14 (n392), open circuit . So for next exhaust gas temperature sensor, bank 2 sensor 4, circuit will delay your vw fault. |
29689 Possible Causes:
29689 vw fault code may be caused by one or more of the following:
- Cylinder 10 Contribution/balance Fault
- Turbocharger Boost Sensor A Circuit Low
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Ambient Air Temperature Sensor Circuit Low
- Fuel Rail Pressure Sensor Circuit Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 29689 Code
- Inspect all the connections reductant injection valve bank 1 unit 1, circuit / open
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns