VW Code 04090

04090 Description And Summary :
Staring in engine valve for starting with empty tank-nxxx, open or short to ground to change the oil filter and use the recommended engine oil to avoid any problems in the future so bank 1, exhaust cam wave position sensor (g300) / crankshaft position sensor (g28), wrong allocation or valve for torque support mount, short to plus is the final reason of the code.

04090 Possible Causes:

04090 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor B Circuit Malfunction
Engine Oil Temperature Sensor Malfunction
Fuel Composition Sensor Circuit Malfunction
Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 04090 Code

Inspect all the connections system too rich at higher load, bank 2
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04090 Fault Code For Volkswagen Vehicles

The fault code 04090 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 04090 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 65200 - 65540 Code Range

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