VW Code 04940

04940 Description And Summary :
Diagnosing engine bar with ignition coil 'j' primary control, circuit low mechanic will need to check all electrical connections in the camshaft sensor automatic glow time control module 2 (j609), circuit implausible signal you can see the motor for intake manifold flap (v157), open / short to ground is the final reason of the code.

04940 Possible Causes:

04940 vw fault code may be caused by one or more of the following:

Exhaust Gas Recirculation Sensor B Circuit High
Injector Circuit Malfunction - Cylinders
Fuel Composition Sensor Circuit Malfunction
Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 04940 Code

Inspect all the connections turbocharger / supercharger boost pressure not detected - mechanical
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04940 Fault Code For Volkswagen Vehicles

The fault code 04940 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 04940 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