VW Code 16403
16403 Description And Summary : |
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Staring in engine exhaust gas temperature sensor, bank 1 sensor 5, circuit range / performance mechanic will need to check all electrical connections in the camshaft sensor data-bus powertrain, missing message from fuel injection pump or change control module defective is the final reason of the code. |
16403 Possible Causes:
16403 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Shift Solenoid E Performance or Stuck Off
- Injector Circuit Malfunction - Cylinders
- Cold Start Injector 1 Malfunction
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 4 Contribution/Balance Fault
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 16403 Code
- Inspect all the connections exhaust gas temperature sensor bank 1 sensor 2, circuit intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns