Mac Tools Et97 User Manual [FHD 2025]
If the meter fails to read current (Amperage), the internal fuse has likely blown.
The original user manual dedicated an entire chapter (Chapter 7) to maintenance. Follow these steps to keep your ET97 alive for another decade:
Most users never explore the secondary functions of the ET97. According to the original user manual, here are hidden features: Mac tools et97 user Manual
This technical section is vital for professional use. You will find:
The Mac Tools ET97 is a professional automotive diagnostic/hand tool (confirm exact model function — e.g., electronic tester, torque tool, or diagnostic scanner) designed for shop use. This post covers setup, basic operation, common troubleshooting, safety, and maintenance. If the meter fails to read current (Amperage),
The Mac Tools ET97 is a professional-grade Digital Multimeter (DMM) designed primarily for automotive and general electrical troubleshooting. It is built to withstand the harsh environments of automotive repair shops while providing the precision required for electronic diagnostics. It is capable of measuring AC/DC Voltage, DC Current, Resistance, and testing diodes and continuity.
AC/DC Current
Resistance (Ohms)
Before operating the device, familiarize yourself with the physical components: AC/DC Current