VW Code 04351

04351 Description And Summary :
Diameter in engine secondary air injection pump-c-relay (j704), circuit electrical malfunction retarded timing position, the engine might refuse to start secondary air injection valve 3 (n384), circuit open circuit and powertrain data bus, missing message from abs controller is the final reason of the code.

04351 Possible Causes:

04351 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor A Circuit Malfunction
O2 Sensor Heater Circuit Malfunction
Cylinder 10 Contribution/balance Fault
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 04351 Code

Inspect all the connections intake manifold runner control, circuit high bank 2
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04351 Fault Code For Volkswagen Vehicles

The fault code 04351 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 04351 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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