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Home >> Daihatsu >> 1992 >> Charade SX >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Controls - Basic Testing) >> Fuel System >> Fuel Pump Control Circuit >> Main Relay >> Notes
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Main Relay: Notes

WARNING: This page is about a different car, the 1991 Daihatsu Rocky and 1991 Daihatsu Charade. However, it is still accessible from the selected car via links, so may be relevant.

When ignition is turned on and engine rotation is detected, main relay provides battery voltage to terminals No. 1 and 22 of ECU through EFI fuse No. 1. EFI fuse No. 2 supplies battery voltage to main relay windings. See WIRING DIAGRAMS article in the ENGINE PERFORMANCE Section.