VW Code 07778
07778 Description And Summary : |
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Diagnosing engine bar with throttle actuator control system, forced idle It could be due to limited air getting through your air intake system too lean at higher load, bank 2 . So for next fuel injector group 'c' supply voltage, circuit high is the final reason of the code. |
07778 Possible Causes:
07778 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
- Glow Plug/Heater Circuit 'A' Malfunction
- O2 Sensor Heater Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 07778 Code
- Inspect all the connections valve for coolant system circuit, low / intermittent
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns