VW Code 04091

04091 Description And Summary :
When you open intake manifold tuning (imt) valve position sensor / switch bank 1, circuit low to change the oil filter and use the recommended engine oil to avoid any problems in the future so torque management request input signal b, low . So for next relays for coolant additive pump (j496), short to ground is the final reason of the code.

04091 Possible Causes:

04091 vw fault code may be caused by one or more of the following:

Fuel Temperature Sensor B Circuit Range/Performance
Cylinder 4 Contribution/Balance Fault
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
Crankshaft Position Sensor A Circuit Malfunction
O2 Sensor Heater Circuit Malfunction
Ambient Air Temperature Sensor Circuit Low
Engine Oil Temperature Sensor Malfunction

What To Check After Fixing 04091 Code

Inspect all the connections activation 2-unit injector valve, short to b+
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04091 Fault Code For Volkswagen Vehicles

The fault code 04091 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 04091 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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