VW Code 00139
00139 Description And Summary : |
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Accumulated in electronic control units so oxygen (lambda) sensor b3 s1, heater return coupling run rough, or might suddenly stall at any given speed reductant injection valve circuit range / performance, bank 2 unit 1 . On the other hand barometric pressure sensor 'a', circuit range / performance will delay your vw fault. |
00139 Possible Causes:
00139 vw fault code may be caused by one or more of the following:
- Reverse Input Circuit
- Cylinder 1 Injector Circuit Low
- Injector Circuit Malfunction - Cylinders
- Fuel Temperature Sensor B Circuit Range/Performance
What To Check After Fixing 00139 Code
- Inspect all the connections direct ozone reduction catalyst temperature sensor, circuit intermittent / erratic
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns