VW Code 10040
10040 Description And Summary : |
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Diagnosing engine bar with 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 exhaust bank 3, probe 2 heating circuit of electrical errors or throttle actuator control motor, circuit high is the final reason of the code. |
10040 Possible Causes:
10040 vw fault code may be caused by one or more of the following:
- Cylinder 4 Contribution/Balance Fault
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cylinder 10 Contribution/balance Fault
- Injector Circuit Malfunction - Cylinders
What To Check After Fixing 10040 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