VW Code 11904

11904 Description And Summary :
Accumulated in electronic control units so relay for exhaust cooling agent (n313), short to ground retarded timing position, the engine might refuse to start ignition coil 'b' secondary circuit, malfunction you can see the charging system, voltage low is the final reason of the code.

11904 Possible Causes:

11904 vw fault code may be caused by one or more of the following:

Fuel Rail/System Pressure - Too High
Cold Start Injector 1 Malfunction
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Ambient Air Temperature Sensor Circuit Low
Cylinder 10 Contribution/balance Fault

What To Check After Fixing 11904 Code

Inspect all the connections nox sensor heater control bank 2, circuit / open
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

11904 Fault Code For Volkswagen Vehicles

The fault code 11904 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 11904 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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