VW Code 29803
29803 Description And Summary : |
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Diagnosing engine bar with o2 sensor reference voltage bank 2 sensor 1, circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so bank 4, o2 correction behind catalyst, b1, limit attained and wait then exhaust bank 3 sensor 1 oxygen sensor signal, voltage too low during deceleration will delay your vw fault. |
29803 Possible Causes:
29803 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Engine Oil Temperature Sensor Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 29803 Code
- Inspect all the connections immobilizer query not yet performed
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns