mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Malfunction Indicator Lamp > < Main Relay (Computer/Fuel System)|Locations|Page 2750
Page 1
background image

Main Relay (Computer/Fuel System): Testing and Inspection

Main Relay Testing

1.

While turning ignition switch "ON" and "OFF," check for "click" at relay.

2.

Unplug relay and check that there is no continuity across terminals "A" and "B" or across terminals "C" and "D."

3.

Apply 12V and a ground to terminals "E" and "F" of the two-pin connector.

4.

Check that continuity now exists across terminals "A" and "B" and across terminals "C" and "D."

5.

If not as specified, replace relay.

Malfunction Indicator Lamp > < Main Relay (Computer/Fuel System)|Locations|Page 2750