VW Code 16677
16677 Description And Summary : |
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The instrument cluster alerts the driver to the fault exhaust aftertreatment fuel injector 'a', circuit low run rough, or might suddenly stall at any given speed throttle position output, circuit high and secondary air injection pump-d-relay (j705), circuit electrical malfunction will delay your vw fault. |
16677 Possible Causes:
16677 vw fault code may be caused by one or more of the following:
- Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
- Crankshaft Position Sensor B Circuit Malfunction
- Turbocharger Boost Sensor A Circuit Low
- Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
What To Check After Fixing 16677 Code
- Inspect all the connections bank 1; system too lean at idle
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns