LAUNCH X431 PAD5: Foton Pilot SCR Urea Pump Test Tutorial

This guide provides a straightforward, step-by-step walkthrough for performing an SCR System Urea Pump Test using the LAUNCH X431 PAD V Elite. The example below demonstrates the procedure on a 2019 Foton Pilot light truck.

Vehicle Preparation

Before beginning, please make sure:

Your device has activated Heavy Duty Module Authorization.

Your LAUNCH X431 PAD5 is connected to the vehicle's OBDII port, and the ignition is in the ON position.

Step 1: Vehicle Identification

Navigate through the menus to identify the specific vehicle system:

1. Local Diagnose >> Foton >> OK >> Select Vehicle Type >> Conventional Energy >> Light Truck Series >> Aumark >> Auto Scan >> Smart Detection >> System List >> Engine

2. Click "OK" to determine vehicle information.

Step 2: Accessing the Urea Pump Test

1. Once the Engine Control Module is active, select "Special Function".

2. Choose "SCR System Urea Pump Test" from the functional list.

Step 3: Execution and Verification

1. Click on "Small injection" to initiate the test and observe the urea pump's status.

2. Verify Operation: You should clearly hear the audible sound of the urea pump operating.

3. Once the status is confirmed, the operation is complete.

Note: This procedure ensures the Selective Catalytic Reduction (SCR) system is delivering urea correctly, which is vital for emissions compliance and engine performance.

Technical Support & Action

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