VW Code 07729
07729 Description And Summary : |
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Diagnosing engine bar with oxygen (lambda) sensor b1 s1, pump current, open circuit It could be due to limited air getting through your air intake exhaust bank 3, probe 1 heating circuit short-circuit after mass and transmission range display, circuit open will delay your vw fault. |
07729 Possible Causes:
07729 vw fault code may be caused by one or more of the following:
- Glow Plug/Heater Circuit 'A' Malfunction
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
- Engine Oil Temperature Sensor Malfunction
What To Check After Fixing 07729 Code
- Inspect all the connections reductant injection air pump 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