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Home >> Ford >> 1990 >> Bronco II 4WD, Standard, M5OD-R1 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Test Ff - Power Steering Pressure Switch (PSPS) >> Test Ff: Step 8
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Test Ff: Step 8

8) Check PSPS Position Comparison  Turn key off and wait 10 seconds. Install breakout box, leaving ECA connected. With PSPS connected, set DVOM on 200-ohm scale. Turn key on and measure resistance between test pin No. 24 (test pin No. 3 on 2.3L OHC PFI) and test pin No. 46. Start engine. If reading remains less than 10 ohms between KOEO and KOER, go to next step. If not, go to step 11).