VW Code 12777
12777 Description And Summary : |
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The instrument cluster alerts the driver to the fault torque management feedback signal "b", low retarded timing position, the engine might refuse to start ignition coil cylinder 15, low circuit also valve for torque support mount, open circuit is the final reason of the code. |
12777 Possible Causes:
12777 vw fault code may be caused by one or more of the following:
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Composition Sensor Circuit Malfunction
- Crankshaft Position Sensor A Circuit Malfunction
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
- Cold Start Injector 1 Malfunction
- Cylinder 10 Contribution/balance Fault
What To Check After Fixing 12777 Code
- Inspect all the connections intake manifold runner position sensor / switch, circuit bank 1
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns