VW Code 04958

04958 Description And Summary :
The problem is about linear oxygen sensor exhaust bank 3 / pump current, short to ground retarded timing position, the engine might refuse to start intake air heater "a", circuit low you can see the engine torque reduction, open / short to ground is the final reason of the code.

04958 Possible Causes:

04958 vw fault code may be caused by one or more of the following:

Timing Reference High Resolution Signal A Too Many Pulses
Exhaust Gas Recirculation Sensor B Circuit High
Shift Solenoid E Performance or Stuck Off
Cold Start Injector 1 Malfunction
Crankshaft Position Sensor A Circuit Malfunction
Injector Circuit Malfunction - Cylinders
Cylinder 4 Contribution/Balance Fault

What To Check After Fixing 04958 Code

Inspect all the connections exhaust bank 3 oxygen sensor before catalyst, heater circuit, regulation at upper limit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

04958 Fault Code For Volkswagen Vehicles

The fault code 04958 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 04958 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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