mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2885 > < Component Tests and General Diagnostics
Page 2
background image

6. Turn off all electrical loads.
7. Start the engine and increase the engine speed to 2,000 - 2,500 rpm.

8. Turn the following electrical loads on and verify that the current reading increases.

1. Headlights
2. Blower motor
3. Rear window defroster

-

If generator terminal B current will not increase, disassemble and inspect the generator.

NOTE:  Current required for generating power varies with electrical loads applied.

Standard current (Reference)

Measuring conditions
Room temperature: 20 °C {68 °F}
Voltage: 13.5 V
Engine hot

Component Tests and General Diagnostics|Page 2885 > < Component Tests and General Diagnostics