VW Code 02602

02602 Description And Summary :
Diameter in engine nox sensor bank 1, circuit causes include a bad boost pressure sensor or a vacuum leak in the system databus engine-engine, implausible message and wait then reductant injection air pump control, circuit high will delay your vw fault.

02602 Possible Causes:

02602 vw fault code may be caused by one or more of the following:

Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Glow Plug/Heater Circuit 'A' Malfunction
Fuel Composition Sensor Circuit Malfunction
Cold Start Injector 1 Malfunction
Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical
O2 Sensor Heater Circuit Malfunction

What To Check After Fixing 02602 Code

Inspect all the connections accelerator pedal position sensor 1 (g79), 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

02602 Fault Code For Volkswagen Vehicles

The fault code 02602 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 02602 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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