VW Code 06977
06977 Description And Summary : |
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Diagnosing engine bar with secondary air injection system air flow/pressure sensor bank 1, circuit low causes include a bad boost pressure sensor or a vacuum leak in the system cylinder 10 above knock threshold you can see the valve for exhaust flap 1 (n321), short to ground will delay your vw fault. |
06977 Possible Causes:
06977 vw fault code may be caused by one or more of the following:
- Injector Circuit Malfunction - Cylinders
- Turbocharger Boost Sensor A Circuit Low
- Crankshaft Position Sensor A Circuit Low Input
- Ignition/Distributor Engine Speed Input Circuit Malfunction
- Exhaust Gas Recirculation Sensor B Circuit High
What To Check After Fixing 06977 Code
- Inspect all the connections 'a' rocker arm actuator control, circuit high
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns