So today was the day I decided to investigate why the idle control didn't work. Naturally this means pulling the switch panel from the doghouse, and then removing said doghouse and wrangling that bugger out of the cab. Good times had by all.
I had feared the necessary pieces/parts were either gone or broken but I got lucky and everything was in place and appeared to be in decent condition. As it turns out the connections to the solenoid were simply loose and a bit corroded. A quick clean up and pinch with my handy dandy multitool and I was in business.
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I'm a bit unclear on exactly how this system is supposed to function, so I'll lay out how MINE functions, and maybe we can compare notes.
Upon startup the system engages and raises the idle, even if I'm reading a good 14.something volts.
I can go ahead and hit the off button and it will turn off.
If it is off and I start loading up the system so the voltage drops, it will turn itself on and raise the idle.
Once the load is removed, or the voltage climbs back up to "normal", it will not drop the idle. It remains in high idle mode.
I will assume that if I put it in gear it will disengage, but I forgot to actually check that.
So to make a short story long, it will raise the idle when load is applied, but once the load is removed it does not drop the idle, unless I turn it off or step on the brake to put it in gear.
Passenger side appears to have bit of oil smeared about. Doesn't look like any major puddling going on but, well, you can see. Does this look like anything to be concerned about and any ideas where it may be coming from? Nothing jumped right out and said "leaking here".
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I have plans to replace the ugly as a mud fence mirrors with something from this century so I pulled the inside trim piece on the door to have a look-see. I removed that big rubber grommet just peeking out from the door panel to see what it was hiding, and promptly dropped it down into the nether regions of the door. I'll find it someday.
Inside:
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Outside: Didn't pull this off yet.
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So, after todays progress I not only have working cruise control, my high idle functions. Neener neener!
