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Home >> Ford >> 1991 >> Explorer 2D Utility, 4WD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Electronic DISTRIBUTORLESS Ignition System (EDIS) 4.0L Engine >> Test 27, Check VRS Air Gap & Trigger Wheel

Test 27, Check VRS Air Gap & Trigger Wheel

With key off, inspect trigger wheel for damage. Check VRS air gap. If air gap and trigger wheel are okay, replace VR sensor. Remove all test equipment, and reconnect all components. Clear Continuous Memory, and check for fault codes.

If air gap and trigger wheel are damaged, repair or replace damaged components. Remove all test equipment, and reconnect all components. Clear Continuous Memory, and check for fault codes.