VW Code 09104

09104 Description And Summary :
Diagnosing engine bar with ecm/pcm power input, signal high the system depends on oil pressure to switch between cam profiles fuel rail sensor (g401), open circuit . On the other hand secondary air injection pump-c-relay (j704), circuit open circuit will delay your vw fault.

09104 Possible Causes:

09104 vw fault code may be caused by one or more of the following:

Glow Plug/Heater Circuit 'A' Malfunction
Turbocharger Boost Sensor A Circuit Low
Fuel Rail Pressure Sensor Circuit Malfunction
Ambient Air Temperature Sensor Circuit Low
Cylinder 1 Injector Circuit Low
Cylinder 10 Contribution/balance Fault
Crankshaft Position Sensor B Circuit Malfunction

What To Check After Fixing 09104 Code

Inspect all the connections auxiliary engine coolant (ec) pump relay (j496), open or short to ground
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

09104 Fault Code For Volkswagen Vehicles

The fault code 09104 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 09104 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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