VW Code 28997
28997 Description And Summary : |
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Accumulated in electronic control units so turbocharger boost control position sensor 'b', circuit low causes include a bad boost pressure sensor or a vacuum leak in the system butterfly valve control unit 2 (j544), of mechanical errors and data-bus powertrain missing message from distance control is the final reason of the code. |
28997 Possible Causes:
28997 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Engine Oil Temperature Sensor Malfunction
- Reverse Input Circuit
- Cylinder 1 Injector Circuit Low
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 28997 Code
- Inspect all the connections reversing light, circuit short to b+
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns