Beijing addtool technology ADD51 basic model cars multimeter service manual

This document introduces the ADD51 automotive basic professional multimeter, which is a part of the Automotive Digital Diagnostic Tools series produced by Beijing Aideshengye Technology Co., Ltd. The product can measure voltage, resistance, diodes, continuity, capacitance, frequency, and duty cycle. It features data hold, lighting function, automatic range, and overload protection. The multimeter is suitable for testing fuel injectors, ignition coils, airflow meters, solenoid valves, high-voltage lines, and battery voltage.

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