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Home >> Ford >> 1990 >> Bronco II RWD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Test Fa - Neutral Drive Switch (NDS) A/C Input >> Test Fa: Step 7
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Test Fa: Step 7

7) Check Clutch Engage Switch  Turn key off. Disconnect ECA 60-pin connector. Inspect for and repair any damaged wiring. Install breakout box and leave ECA disconnected. Set DVOM on 200-ohm scale. Depress clutch pedal. Measure resistance between test pins No. 30 and 46. If both readings are less than 5 ohms, on vehicles equipped with air conditioning, go to step 10). If not equipped with A/C, replace ECA. If any reading is 5 ohms or more, repair open circuit. Remove breakout box and reconnect all components. Repeat QUICK TEST.

NOTE: For 4.9L engines, the clutch pedal must be depressed during the KOEO Self-Test, or a Code 67 will result.
Fig 1: Checking Clutch Switch Circuit
G90G12415