6.0 High Idle Question
ryan
<TABLE cellSpacing=0 cellPadding=4 width="100%" border=0><TBODY><TR><TD class=alt2 style="BORDER-RIGHT: 1px inset; BORDER-TOP: 1px inset; BORDER-LEFT: 1px inset; BORDER-BOTTOM: 1px inset">Originally Posted by arcturner
Jim: That's a great idea. If you figure it out, please post the details.
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Ok, this may be a bit complicated, but pay attention - you can do this. Once completed, one UpFitter switch will raise the idle to 1200 rpm (6.0L).
Project Cost: $47,560 (including truck)
Project Time: 4-6 weeks (includes truck ordering, building, & delivery time)
You will need the following:
2ea - red butt connectors (or solder & tape)
1ea - available UpFitter switch (although any 12v switched source will do)
1ea - access to this forum

1ea - crimping tool
1ea - long nose pliers
6" - stranded hook-up wire (14-16 ga)
11 mm - socket
1ea - ratchet for socket
1ea - ability to follow directions (with pictures)
1 to 6 - 12 oz refreshments
1 - Ford Tough tatoo
1ea - Electrical Engineering Degree
1pr - non-conductive footwear
- Remove all rings, watches, & bracelets (a must when doing electronics)
- Remove the drivers side access panel (below the steering wheel)
- Using the 11mm socket & ratchet, remove the 4 bolts which hold the fuse panel. Gently, pull the fuse box through the opening and leave it hang.
- Look for the UpFitter wire bundle as noted in this photo:

- Choose which switch you want to use. I used Aux-4 as it is one of the 10 amp circuits and only a signal voltage is required. Here is a list of wires:Aux-1 Circuit No 1936 wire color: Orange/Lt. Green [30amp]
Aux-2 Circuit No 1933 wire color: Orange [30amp]
Aux-3 Circuit No 1934 wire color: Orange/Yellow [10amp]
Aux-4 Circuit No 1935 wire color: Orange/Lt. Blue [10amp]
- Pull the black end off the chosen wire and strip off 1/4" of the insulation.
- Crimp one end of one butt connector to this wire.
- Prepare the 6" wire by stripping 1/4" of the insulation off both ends.
- Crimp one end of the 6" wire to the open end of the butt connector used above.
- Crimp another butt connector to the other end of the 6" wire.
- Locate the top of the parking brake pedal (approximately 6" below the AUX wires).
- Locate the SEIC/CASC wire bundle (about 12 wires with black ends) as noted in this photo:

- Locate the solid ORANGE wire. There are many orange wires in this bundle, but most have a color tracer. You must use the SOLID orange wire.
- Pull the black end off the SOLID ORANGE wire and strip off 1/4" of the insulation.
- Insert the SOLID ORANGE wire into the open end of the butt connector attached to the 6" hookup wire.
- This completes the electrical portion of this project. You need to replace the fuse box and access cover.
All the following are required to enable high idle:
Foot off of service brake.
Vehicle in PARK (automatic trans.)
Foot off of clutch (manual trans.)
Foot off of accelerator pedal
Vehicle speed is 0 mph (stationary)
Brake lights functional
Engine at a stable base idle speed
There are many options available (higher rpm, gas engine information, E-series, etc) and all are noted in this document I noted in my first post in this thread (thanks Y-Guy).
Happy Hi-Idling!
Jim
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This is a reprint form high Idle post a while back in here.
Are you sure that you have the blue w/white stripe in the harness coming to the connector? It should have been not connected, just loose in the wire bundle. Also Jim shows a really good picture of the pto wire harness bundle.
Also he gives instructions about making sure that park brake is set, truck in park or neutral, then and only then will it high idle. Side note, if you release the park brake, or step on the service brake, it will kill the high idle. Even though your switch is on.
Ryan
ryan
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ryan
You will connect the orange wire to one connector of the switch you plan on using, and connect the blue wire with the white stripe, (should be capped, or like mine have black tape on the end of it, at any rate, it is loose and not connected to the OBD II port) to the other connector of your switch.
If you plan on using a lighted switch, you will connect the blue with white stripe to the power, or 12+ side of the switch, the orange to the load side of the switch, and ground to the - side of the switch. ( There are several bolts under the dash that Ford uses for grounds, so you wont have to drill a new one.)
Ryan
Butch; i will be arund the house today we can maybe take a look if we are both not busy as i needed to come over but dont know what for yet.. WE also need to sign me out of your computer from the last time i was there you are starting to confuse me haha posting under my name and me reading it with your sig..haha crazy computers.... call me
ryan
just the four through the fire wall wires and the three wires there with caps on ends they are White with orange stripe, Green with White stripe, and a solid yellow. I did locate a wire near the OBII port that was the Light Blue with the Yellow stripe. this has power and is hooked to one side of the switch.
Has anyone figured out how to hook up the mod?
just the four through the fire wall wires and the three wires there with caps on ends they are White with orange stripe, Green with White stripe, and a solid yellow. I did locate a wire near the OBII port that was the Light Blue with the Yellow stripe. this has power and is hooked to one side of the switch.
Has anyone figured out how to hook up the mod?
I wonder if the wires are in the bundle and just not sticking out?


