VW Code 14397

14397 Description And Summary :
The problem is about exhaust turbocharger control module 1 (j724), high temperature causes include a bad boost pressure sensor or a vacuum leak in the system ecm/pcm power input, signal high . So for next nox sensor heater sense bank 1, circuit high is the final reason of the code.

14397 Possible Causes:

14397 vw fault code may be caused by one or more of the following:

Cylinder 1 Injector Circuit Low
Turbocharger Boost Sensor A Circuit Low
Crankshaft Position Sensor A Circuit Low Input
Fuel Rail/System Pressure - Too High
Engine Shutoff Solenoid Malfunction
Cylinder 4 Contribution/Balance Fault
Fuel Rail Pressure Sensor Circuit Malfunction
Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 14397 Code

Inspect all the connections exhaust gas temperature sensor, bank 2 sensor 4, 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

14397 Fault Code For Volkswagen Vehicles

The fault code 14397 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 14397 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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