mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Sensors and Switches - Computers and Control Systems > < Diagram Information and Instructions|Page 3565
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Main Relay (Computer/Fuel System): Testing and Inspection

MAIN RELAY

Main Relay Testing

1. Verify that relay "clicks" when ignition is switched "ON" and "OFF."
2. Unplug relay connector.  Check that there is no continuity across terminals "C" and "D."
3. Apply 12V to relay terminal "A" and ground terminal "B."

4. Check that continuity now exists across terminals "C" and "D."
5. If not as specified, replace relay.

Sensors and Switches - Computers and Control Systems > < Diagram Information and Instructions|Page 3565