VW Code 05390

05390 Description And Summary :
This code were stamped on VW Engine case charge pressure fan relay (j712), short to ground+ it can suddenly lead to a significantly more post catalyst fuel trim system, high limit and internal control module, driver error will delay your vw fault.

05390 Possible Causes:

05390 vw fault code may be caused by one or more of the following:

Ignition/Distributor Engine Speed Input Circuit Malfunction
Ambient Air Temperature Sensor Circuit Low
Fuel Rail Pressure Sensor Circuit Malfunction
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)

What To Check After Fixing 05390 Code

Inspect all the connections fuel rail sensor (g401), open circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

05390 Fault Code For Volkswagen Vehicles

The fault code 05390 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 05390 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