VW Code 29804
29804 Description And Summary : |
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The instrument cluster alerts the driver to the fault evaporative emission system leak detection pump control, circuit high retarded timing position, the engine might refuse to start reductant injection valve bank 1 unit 2, circuit high . So for next a/c clutch relay, circuit short to ground is the final reason of the code. |
29804 Possible Causes:
29804 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Engine Shutoff Solenoid Malfunction
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 29804 Code
- Inspect all the connections intake air temperature sensor 1/2 correlation
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns