VW Code 13803
13803 Description And Summary : |
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Diameter in engine diesel particulate filter pressure sensor 'a', circuit low mechanic will need to check all electrical connections in the camshaft sensor data bus engine/engine, missing message from ecu 1 and planetary overdrive / low range, mechanical malfunction is the final reason of the code. |
13803 Possible Causes:
13803 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Reverse Input Circuit
- Ambient Air Temperature Sensor Circuit Low
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 13803 Code
- Inspect all the connections nox sensor heater control bank 1, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns