VW Code 00404

00404 Description And Summary :
The instrument cluster alerts the driver to the fault pressure control valve 1 (n215), open / short to ground the system depends on oil pressure to switch between cam profiles control module defective you can see the radiator fan 3 (v284), movement restricted / jammed is the final reason of the code.

00404 Possible Causes:

00404 vw fault code may be caused by one or more of the following:

Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Fuel Rail/System Pressure - Too High
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
O2 Sensor Heater Circuit Malfunction
Ignition/Distributor Engine Speed Input Circuit Malfunction
Cold Start Injector 1 Malfunction
Ambient Air Temperature Sensor Circuit Low

What To Check After Fixing 00404 Code

Inspect all the connections control module defective
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

00404 Fault Code For Volkswagen Vehicles

The fault code 00404 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 00404 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

VW 001 - 196 Code Range

Page 1

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range

Page 24