VW Code 04658

04658 Description And Summary :
Staring in engine oxygen (lambda) sensor b3 s1, heater return coupling retarded timing position, the engine might refuse to start ignition switch run/start position, circuit high and ignition coil cylinder 14, low circuit is the final reason of the code.

04658 Possible Causes:

04658 vw fault code may be caused by one or more of the following:

Cold Start Injector 1 Malfunction
Reverse Input Circuit
Ignition/Distributor Engine Speed Input Circuit Malfunction
Fuel Temperature Sensor B Circuit Range/Performance
Turbocharger Boost Sensor A Circuit Low

What To Check After Fixing 04658 Code

Inspect all the connections relays for small amount of heat (j359), disconnected 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

04658 Fault Code For Volkswagen Vehicles

The fault code 04658 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 04658 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