VW Code 03930

03930 Description And Summary :
Accumulated in electronic control units so intake air heater "a", circuit high causes include a bad boost pressure sensor or a vacuum leak in the system exhaust bank 4, sensor 2, no activity and wait then exhaust bank 3 oxygen sensor correction behind catalyst, rich control limit exceeded will delay your vw fault.

03930 Possible Causes:

03930 vw fault code may be caused by one or more of the following:

Engine Shutoff Solenoid Malfunction
Fuel Rail/System Pressure - Too High
Cold Start Injector 1 Malfunction
Ambient Air Temperature Sensor Circuit Low
Shift Solenoid E Performance or Stuck Off

What To Check After Fixing 03930 Code

Inspect all the connections fuel pump "b" control, circuit high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

03930 Fault Code For Volkswagen Vehicles

The fault code 03930 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 03930 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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