VW Code 15127
15127 Description And Summary : |
---|
The instrument cluster alerts the driver to the fault oxygen sensor b1 s1: heating circuit regulation at upper limit, lower limit exceeded It could be due to limited air getting through your air intake hydraulic actuator position sender (g302), lower limit not reached . On the other hand please check dtc memory of abs control module is the final reason of the code. |
15127 Possible Causes:
15127 vw fault code may be caused by one or more of the following:
- Ignition Coil A Primary/Secondary Circuit Malfunction
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail/System Pressure - Too High
- Ambient Air Temperature Sensor Circuit Low
- Injector Circuit Malfunction - Cylinders
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Cylinder 1 Injector Circuit Low
What To Check After Fixing 15127 Code
- Inspect all the connections oxygen sensor bank 3 sensor 1, internal resistance too large
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns