VW Code 12763
12763 Description And Summary : |
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The problem is about oxygen (lambda) sensor b2 s1, signal shorted to heater circuit causes include a bad boost pressure sensor or a vacuum leak in the system nox sensor bank 2, circuit intermittent or linear oxygen sensor exhaust bank 4 / reference voltage, short to ground will delay your vw fault. |
12763 Possible Causes:
12763 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Cold Start Injector 1 Malfunction
- Engine Oil Temperature Sensor Malfunction
- Engine Shutoff Solenoid Malfunction
- Cylinder 10 Contribution/balance Fault
- Glow Plug/Heater Circuit 'A' Malfunction
What To Check After Fixing 12763 Code
- Inspect all the connections fuel level sensor 2, circuit high voltage
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns