LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 1989 >> Bronco II RWD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Component Testing >> Electronic Control Assembly (ECA) >> Power Circuits >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Power Circuits: Notes

Using a voltmeter, check for battery voltage between ECU terminal No. 1 and ground. If battery voltage is not present, check Blue fusible link. If fusible link is okay, check for an open in wire to terminal No. 1 on ECA.

ECA LOCATION

Application Location
Aerostar Left Dash Panel
Bronco & "F" Series Behind Left Kick Panel
Bronco II & Ranger Behind Right Kick Panel
"E" Series Right of Dash Panel, Under Blower Motor