VW Code 28358

28358 Description And Summary :
The problem is about exhaust bank 3 mixture adaptation range 3, lean limit not reached causes include a bad boost pressure sensor or a vacuum leak in the system secondary air injection valve 4 (n385), circuit electrical malfunction also powertrain databus, implausible engine temperature message from inst. will delay your vw fault.

28358 Possible Causes:

28358 vw fault code may be caused by one or more of the following:

Injection lump Fuel Metering Control 'B' High (Cam/Rotor/Injector)
Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
Fuel Rail Pressure Sensor Circuit Malfunction
Engine Oil Temperature Sensor Malfunction
Fuel Composition Sensor Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 28358 Code

Inspect all the connections potentiometer 2 for egr (g466), signal too high
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

28358 Fault Code For Volkswagen Vehicles

The fault code 28358 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 28358 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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