VW Code 05402

05402 Description And Summary :
Accumulated in electronic control units so fuel pump circuit, electrical malfunction run rough, or might suddenly stall at any given speed relays for pump load air cooling (j536), short-circuit after pluses and wait then secondary air injection valve 3 (n384), circuit electrical malfunction is the final reason of the code.

05402 Possible Causes:

05402 vw fault code may be caused by one or more of the following:

Fuel Rail Pressure Sensor Circuit Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Engine Oil Temperature Sensor Malfunction
Engine Shutoff Solenoid Malfunction
Cylinder 1 Injector Circuit Low

What To Check After Fixing 05402 Code

Inspect all the connections low pressure fuel system sensor (g410), circuit low
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

05402 Fault Code For Volkswagen Vehicles

The fault code 05402 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 05402 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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