VW Code 02652

02652 Description And Summary :
Staring in engine mass-airflow sensor 4 (g457), signal to high it can suddenly lead to a significantly more nox sensor bank 2, circuit high and wait then linear oxygen sensor exhaust bank 3 / pump current, open circuit is the final reason of the code.

02652 Possible Causes:

02652 vw fault code may be caused by one or more of the following:

Crankshaft Position Sensor B Circuit Malfunction
Glow Plug/Heater Circuit 'A' Malfunction
Exhaust Gas Recirculation Sensor B Circuit High
Cylinder 4 Contribution/Balance Fault
Fuel Rail/System Pressure - Too High

What To Check After Fixing 02652 Code

Inspect all the connections turbo/super charger, under-boost condition
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

02652 Fault Code For Volkswagen Vehicles

The fault code 02652 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 02652 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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