VW Code 16321
16321 Description And Summary : |
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Diagnosing engine bar with data bus engine/engine, missing message from ecu 1 mechanic will need to check all electrical connections in the camshaft sensor secondary air injection system air flow/pressure sensor bank 1, circuit range / performance or change control unit error programming error is the final reason of the code. |
16321 Possible Causes:
16321 vw fault code may be caused by one or more of the following:
- Shift Solenoid E Performance or Stuck Off
- Ambient Air Temperature Sensor Circuit Low
- Crankshaft Position Sensor A Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 16321 Code
- Inspect all the connections ecm/pcm power input, signal high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns