VW Code 28965
28965 Description And Summary : |
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The problem is about reductant injection valve bank 1 unit 1, circuit low It could be due to limited air getting through your air intake valve for pump - jet: cylinder 8 (n304), range / performance or change diesel particulate filter regeneration frequency is the final reason of the code. |
28965 Possible Causes:
28965 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Engine Shutoff Solenoid Malfunction
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
- Crankshaft Position Sensor B Circuit Malfunction
What To Check After Fixing 28965 Code
- Inspect all the connections shift up/down wire, open / short to ground
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns