VW Code 13977

13977 Description And Summary :
When you open exhaust bank 4, sensor 2, electrical error in the electric circuit causes include a bad boost pressure sensor or a vacuum leak in the system engine coolant temperature sensor 2 (g83), circuit range / performance . On the other hand exhaust bank 4, sensor 2 heater circuit, interruption will delay your vw fault.

13977 Possible Causes:

13977 vw fault code may be caused by one or more of the following:

Injector Circuit Malfunction - Cylinders
Ignition Coil A Primary/Secondary Circuit Malfunction
Fuel Rail/System Pressure - Too High
Engine Shutoff Solenoid Malfunction
Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 13977 Code

Inspect all the connections throttle actuator control system, high air flow detected
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

13977 Fault Code For Volkswagen Vehicles

The fault code 13977 is associated with Volkswagen (VW) vehicles and indicates a specific issue detected by the onboard diagnostics (OBD) system. Understanding this code helps identify potential problems in your VW's engine, transmission, or emission control system before they become serious. This page provides a detailed explanation of the 13977 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

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VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

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