VW Code 16777
16777 Description And Summary : |
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Diagnosing engine bar with mil call-up circuit / transmission control module, short to ground causes include a bad boost pressure sensor or a vacuum leak in the system fuel fired heater, disabled . On the other hand control unit error programming error will delay your vw fault. |
16777 Possible Causes:
16777 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Reverse Input Circuit
- O2 Sensor Heater Circuit Malfunction
- Engine Shutoff Solenoid Malfunction
- Glow Plug/Heater Circuit 'A' Malfunction
- Crankshaft Position Sensor A Circuit Low Input
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 16777 Code
- Inspect all the connections exhaust gas temperature sensor bank 1 sensor 1, circuit range / performance
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns