VW Code 10404

10404 Description And Summary :
Diagnosing engine bar with linear oxygen sensor exhaust bank 2 / reference voltage, short to b+ retarded timing position, the engine might refuse to start bank 1, system too rich at idle . So for next o2 sensor signal bank 1 sensor 3, biased / stuck rich will delay your vw fault.

10404 Possible Causes:

10404 vw fault code may be caused by one or more of the following:

Cold Start Injector 1 Malfunction
Ambient Air Temperature Sensor Circuit Low
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Reverse Input Circuit
Fuel Rail/System Pressure - Too High

What To Check After Fixing 10404 Code

Inspect all the connections o2 sensor negative current control bank 1 sensor 1, 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

10404 Fault Code For Volkswagen Vehicles

The fault code 10404 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 10404 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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