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Home >> Jeep >> 1987 >> Cherokee Base, 4D Utility, 2.5 H, 4WD, Standard, AX4 >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - TBI >> Operation >> Relays >> System Power Relay
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System Power Relay

System power relay, located on right fender inner panel, is energized when engine is started. It remains energized for 3 to 5 seconds after ignition is off. This allows ECU to extend ISA for next start before ECU shuts down.