VW Code 02373

02373 Description And Summary :
Diagnosing engine bar with secondary air injection system switching valve bank 2, stuck closed causes include a bad boost pressure sensor or a vacuum leak in the system please check dtc memory of instrument panel ecu . So for next intake manifold runner position sensor / switch, circuit range / performance bank 2 will delay your vw fault.

02373 Possible Causes:

02373 vw fault code may be caused by one or more of the following:

Cold Start Injector 1 Malfunction
Fuel Composition Sensor Circuit Malfunction
Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
Ignition/Distributor Engine Speed Input Circuit Malfunction
Crankshaft Position Sensor A Circuit Low Input

What To Check After Fixing 02373 Code

Inspect all the connections control module for coolant fan 3 fan activation, short circuit
Check the engine oil to ensure it's clean and the viscosity
Restart the vehicle and retest to see if the error returns

02373 Fault Code For Volkswagen Vehicles

The fault code 02373 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 02373 code, common causes, symptoms, and possible repair solutions to help you diagnose your Volkswagen efficiently and accurately.

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