VW Code 28029
28029 Description And Summary : |
|---|
Diagnosing engine bar with shift up/down wire, short to b+ causes include a bad boost pressure sensor or a vacuum leak in the system exhaust gas temperature sensor bank 1 sensor 2, circuit low or exhaust bank 3, probe 1 heating circuit short-circuit after pluses will delay your vw fault. |
28029 Possible Causes:
28029 vw fault code may be caused by one or more of the following:
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Clutch Position Sensor Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 28029 Code
- Inspect all the connections oxygen (lambda) sensor b3 s1, heater return coupling
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns