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and ECU tuning
which indicates the condition of the alternator and the rectifier diodes
Engine-related functions:
Diagnostic communication: Enables communication with the ECU and other control units of the vehicle to perform full diagnostics
Below is an overview of the supported brands
topdiag bt400 multifunctional battery tester ELM327 and ECU tuningThe TopDiag BT400 is a multifunctional battery tester designed for analyzing the condition of 12V and 24V batteries. This tester measures and analyzes key parameters such as the State of Health (SOH), State of Charge (SOC), internal resistance, and the actual cold cranking current. The measurement range for the Cold Cranking Amps (CCA) spans from 100 to 2000 A, allowing a wide range of batteries to be tested. The results are displayed on a clearly
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