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Ground Circuits

Turn ignition off. Connect BOB, leaving PCM disconnected. Measure resistance between each specified BOB pin and ground. See PCM GROUND CIRCUIT RESISTANCE table. Repair indicated PCM ground circuit if resistance is greater than 5 ohms.

PCM GROUND CIRCUIT RESISTANCE

PCM Pin BOB Pin Wire Color
1G (1) 36 Black
2A 39, 40, 44, 60 Black/Orange
2B 20 Black/Orange
2C 16 Black/Lt. Green
(1) Manual transmission only.