VW Code 28971
28971 Description And Summary : |
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This code were stamped on VW Engine case glow plug / heater relay, circuit open / short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so torque management feedback signal "b", range / performance . So for next turbocharger boost control position sensor 'b', circuit is the final reason of the code. |
28971 Possible Causes:
28971 vw fault code may be caused by one or more of the following:
- Crankshaft Position Sensor B Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 28971 Code
- Inspect all the connections direct ozone reduction catalyst deterioration sensor, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns