VW Code 16977
16977 Description And Summary : |
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The problem is about fuel injection valve 3 (n368), short to b+ retarded timing position, the engine might refuse to start fuel injector group 'c' supply voltage, circuit / open you can see the exhaust bank 3 mixture adaptation range 3, rich limit exceeded will delay your vw fault. |
16977 Possible Causes:
16977 vw fault code may be caused by one or more of the following:
- Clutch Position Sensor Circuit Malfunction
- Cold Start Injector 1 Malfunction
- Shift Solenoid E Performance or Stuck Off
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
- Fuel Temperature Sensor B Circuit Range/Performance
- Fuel Rail Pressure Sensor Circuit Malfunction
What To Check After Fixing 16977 Code
- Inspect all the connections exhaust bank 4 oxygen sensor before catalyst, heater circuit, regulation at upper limit
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns