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1st Gen. Ram - All TopicsDiscussion for all Dodge Rams prior to 1994. This includes engine, drivetrain and non-drivetrain discussions. Anything prior to 1994 should go in here.
IIRC there are either 2 or 3 wires that come out of that loom and one goes to the KSB and may not have power, check all with key on with test light to make sure you got the right one
BTW, Rather than piggy back on a 10 year old thread just start your own
The FSS now has power but the engine will not idle until it warms up? I must hold the idle rpm up until it's warm.....then idles perfect and runs fine??? I've replaced all sensors, I've got a heat lamp on the pump for a test this am...