PI84: Cruise Control RESUME/ACCEL Switch
WARNING: This page is about a different car, the 1995 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
This test detects closing of RESUME/ACCEL switch at PCM terminal No. 2D16. See Figure . PI84 should be LO with cruise control switch off and HI with cruise control switch on.