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Home >> Ford >> 1984 >> Bronco II Standard >> Repair and Diagnosis >> Engine Performance >> System >> 2.8L EEC IV Testing >> Quick Test >> Key On-Engine Off Self-Test
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Key On-Engine Off Self-Test

Connect voltmeter and insert jumper wire to self-test input terminal and output terminal No. 2. This activates the self-test. Turn ignition switch to "Run" position. DO NOT  depress throttle during test. Observe and record On Demand and Continuous codes. When more than 1 code is displayed, always repair problems in the order that codes were displayed. Repair codes as follows: