VW Code 28256
28256 Description And Summary : |
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Accumulated in electronic control units so actuator supply voltage "b", circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so secondary air injection system air flow/pressure sensor bank 2, circuit intermittent / erratic also ignition coil 'f' primary control, short to plus is the final reason of the code. |
28256 Possible Causes:
28256 vw fault code may be caused by one or more of the following:
- Timing Reference High Resolution Signal A Too Many Pulses
- Turbocharger Boost Sensor A Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Clutch Position Sensor Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
What To Check After Fixing 28256 Code
- Inspect all the connections fuel supply heater, control circuit low
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns