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Power Circuits

Using a voltmeter, check for battery voltage between ECA terminal No. 1 (KAPWR) and ground. Check for battery voltage at terminals No. 37 and 57 (VPWR). If battery voltage is not present, power is not being supplied from EEC power relay. See CIRCUIT TEST B in TESTS W/CODES article in the ENGINE PERFORMANCE Section.

ECA LOCATION (1)

Application Location
Aerostar Left Of Master Cylinder
Bronco & Pickup Below Brake Fluid Reservoir
Explorer & Ranger Behind Right Kick Panel
Van Right Fender Apron, Under Blower Motor
(1) See Fig 2-Fig 5 for ECA location diagrams (except Bronco and Pickup).
Fig 1: ECA 60-Pin Connector Terminal ID
G92G21937Courtesy of FORD MOTOR CO.
Fig 2: ECA Location (Aerostar)
G92H21938Courtesy of FORD MOTOR CO.
Fig 3: ECA Location (Van)
G92I21939Courtesy of FORD MOTOR CO.
Fig 4: ECA Location (Explorer)
G92B21940Courtesy of FORD MOTOR CO.
Fig 5: ECA Location (Ranger)
G92C21941Courtesy of FORD MOTOR CO.