The Equus 3022 scan tool is designed to work with a variety of vehicles, offering features such as:
The unit features a built-in test lead holder on the back to prevent damage when not in use. this unit or information on equivalent modern models Equus 3022 Manual - Facebook equus 3022 tester manual full
Resistance (Ohms): Used to check for continuity or specific resistance in spark plug wires and sensors. General Information on Equus 3022 The Equus 3022
With the full manual in hand, you will move beyond reading codes (which OBD1 barely offers) to actually measuring ignition health, charging ripple, and mechanical dwell. That is real automotive diagnosis. The unit features a built-in test lead holder
Lead Inspection: Regularly check the test leads and inductive pickup for cracks or damage to prevent electrical shock.