Equus 3022 Tester Manual Full !full! -

Always prioritize safety when working around automotive electrical systems and running engines.

Before diving into the manual’s contents, you must understand what this tool is not . The Equus 3022 is an OBD2 scanner. It will not work on any car made after 1995 (and some as early as 1990) that uses a computer-controlled engine management system.

Clip the around the spark plug wire of Cylinder #1 .

If your meter's resistance (Ohms) mode fails to respond while other testing scales work normally, the internal battery is likely dead. Unscrew the rear housing panel of your Equus 3022. equus 3022 tester manual full

Unplug the 16-pin cable and inspect the pins for bends or corrosion, then reconnect firmly.

As the tester cycled through its verification suite, Mira leaned back and watched the amber numbers bloom into green. Pass. No warnings. The Equus’s tiny fan spun down and it was suddenly, deliciously quiet, like a theater after the last note.

This test determines if your alternator is producing enough voltage to run vehicle electronics and recharge the battery. Keep the tester plugged into the 12V socket. Start the vehicle engine. Allow the engine to idle smoothly for 1 to 2 minutes. Observe the LCD display and LED lights at idle. It will not work on any car made

Before using the tool, read these precautions to avoid personal injury or damage to your vehicle:

: Attach the heavy-duty alligator clamp to a known good ground (negative battery terminal or unpainted metal chassis).

The tool will display "On-Demand" (current) codes first, followed by a separator pulse (Code 10 or 111 depending on the system generation), followed by "Continuous Memory" (historical) codes stored in the computer's memory. 2. Key On Engine Running (KOER) Test Unscrew the rear housing panel of your Equus 3022

Used to select between functions and measurement ranges.

Turn the ignition key to the ON position, but (or start the engine if required by specific tests). Step 4: Link to Vehicle

Connect the clamp to the positive (+) battery terminal.

With the tool linked and ignition ON, press the button.