VW Code 28996
28996 Description And Summary : |
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Diagnosing engine bar with malfunction indication light (k83), short to b+ It could be due to limited air getting through your air intake exhaust bank 4 sensor 1 oxygen sensor signal, voltage too low during deceleration and wait then throttle actuator control system, low air flow detected is the final reason of the code. |
28996 Possible Causes:
28996 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Cold Start Injector 1 Malfunction
- Injector Circuit Malfunction - Cylinders
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Fuel Rail Pressure Sensor Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
What To Check After Fixing 28996 Code
- Inspect all the connections torque management feedback signal "b", high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns