The Equus 3022 does more than test the static battery; it checks the entire starting and charging ecosystem. Cranking System Test
“Dwell reading stays at 0° on my Ford.” Solution (from manual, p. 12): Ford TFI systems require an adapter (not included). The manual provides a workaround using the “RPM X10” mode. equus 3022 tester manual full
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. The Equus 3022 does more than test the
: Screw the appropriate adapter into the spark plug hole of the first cylinder. Ensure a snug fit by hand-tightening only. The manual provides a workaround using the “RPM
: Carefully remove all spark plugs. Label them to ensure they return to their original cylinders. Testing Procedure
Press the button. The tool will initialize and display scrolling lines on the screen.
: Draws power directly from the vehicle test connector. Understanding the Test Connectors