This guide provides clear, step-by-step instructions on how to perform a cylinder compression test on a 2021 DAF XG+530 truck with the LAUNCH X431 PAD 5 Elite. This procedure helps you quickly assess engine health without mechanical tools.
Follow these steps to perform the test:
1. Navigate to: Local Diagnosis >> DAF >> OK >> DAF E6(2015-)(PACCAR Engine) >> Quick Test(Health Report) >> Smart Detection >> ECM >> ENTER






2. Confirm the vehicle info displayed on your Launch X431 device is correct.
3. Select: Actuation Test >> Check The Cylinder Compression >> Start
4. Start the vehicle’s engine and let the diagnostic program run until it completes automatically.





The test is finished when the tool displays a completion message. This efficient process allows for a reliable assessment of your engine’s mechanical condition with X431 PAD V Elite.



