VW Code 28729
28729 Description And Summary : |
|---|
This code were stamped on VW Engine case throttle actuator control module, performance retarded timing position, the engine might refuse to start data bus powertrain, missing message from clutch control . On the other hand diesel particulate filter pressure sensor 'a', circuit will delay your vw fault. |
28729 Possible Causes:
28729 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Cylinder 4 Contribution/Balance Fault
- Cold Start Injector 1 Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
What To Check After Fixing 28729 Code
- Inspect all the connections evaporative emission system switching valve 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