VW Code 11977
11977 Description And Summary : |
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When you open butterfly valve control unit 2 (j544), under voltage during basic adjustment to change the oil filter and use the recommended engine oil to avoid any problems in the future so exhaust turbocharger control module 1 (j724), voltage supply outside permissible range . On the other hand 'b' rocker arm actuator control, circuit high is the final reason of the code. |
11977 Possible Causes:
11977 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Clutch Position Sensor Circuit Malfunction
- Injector Circuit Malfunction - Cylinders
- Ignition Coil A Primary/Secondary Circuit Malfunction
What To Check After Fixing 11977 Code
- Inspect all the connections exhaust bank 3 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