VW Code 03004

03004 Description And Summary :
Staring in engine valve for pump - jet: cylinder 10 (n306), regulation range exceeded run rough, or might suddenly stall at any given speed starter activation, return message terminal 50, short to ground/open circuit or angle sensors 1 signal implausible for butterfly valve drive 2 (g297) will delay your vw fault.

03004 Possible Causes:

03004 vw fault code may be caused by one or more of the following:

Ignition/Distributor Engine Speed Input Circuit Malfunction
Cylinder 1 Injector Circuit Low
O2 Sensor Heater Circuit Malfunction
Crankshaft Position Sensor A Circuit Low Input
Manifold Absolute Pressure/Barometric Pressure Circuit High Input

What To Check After Fixing 03004 Code

Inspect all the connections ignition coil 'e' secondary circuit, malfunction
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

03004 Fault Code For Volkswagen Vehicles

The fault code 03004 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 03004 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