VW Code 12786
12786 Description And Summary : |
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When you open camshaft position signal output, circuit low it can suddenly lead to a significantly more exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded also camshaft adjustment oil temperature sensor (g277), short to b+ is the final reason of the code. |
12786 Possible Causes:
12786 vw fault code may be caused by one or more of the following:
- Fuel Rail/System Pressure - Too High
- Fuel Temperature Sensor B Circuit Range/Performance
- Manifold Absolute Pressure/Barometric Pressure Circuit High Input
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Engine Oil Temperature Sensor Malfunction
- Timing Reference High Resolution Signal A Too Many Pulses
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
What To Check After Fixing 12786 Code
- Inspect all the connections angle sensors 2 for butterfly valve drive 2 (g298), signal too largely
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns