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High Idle Available for 06 Manual Transmission Trucks

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sag2

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You can now get high idle feature to work on 06 manual trans trucks. You need to get switch kit Cummins PN 4089851 or Mopar 5175417AA before it will work. The switch kit is a micro switch that goes to the clutch pedal and tells the ECM the clutch is depressed. Once the kit is installed, the DRBIII will allow the feature to be activated. Word is when new DRBIII software comes out early next year the feature will also be available for 05 trucks.

The kit is a bit pricey at $299, but it is a very nice feature as most with automatics already know, especially if used with an E-Brake.
 
There is a PTO option for crying out loud

So why can't get we a freaking high idle to work!



When its' < 32 degrees out, with parking break set, my truck will idle up to 1000rpm by it's self. I don't see why it's a problem to h ave it an option by default.
 
Reb. B said:
i heard that 06 trcuks with auto can't get it anymore, is this still true or can 06 autos get the high idle.



I "fought the man" on that one and won. You can have it on your '06. By now most dealers should have the latest update on their scan tool and enabling it is a 2 minute deal.



The micro switch must tell the computer the truck is in "Park", that is one of the items it needs to see to allow the high idle. Good to hear they made it work for you manual guys too :)
 
i will definately pay 300 for that. Is the high idle more effective at warming up a truck than the exhaust brake?
 
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Hercules130 said:
i will definately pay 300 for that. Is the high idle more effective at warming up a truck than the exhaust brake?

Yeah, I'm interested too! Sheez, it got down to 51 degrees last night here in Southern California. I heard on the radio that if it got to 49, then the freeways and schools would have been closed.



We really need those high idle options out here as well.
 
I have a thought....

I wonder if you took an 05 and depressed the clutch while you were in the computer with the DRB if it would allow it, worth a try; I do not see why you would need the kit as you just jump the clutch pedal switch wire with a toggle switch it could be done for say $5 or is there something I am missing?
 
A year ago or so while at a lunch place I met a auto tech instructer. Some how got on Dodge diels and I mentioned the high idle to him. He mentioned that it should not be very difficult to fool the CRUISE to engauge in neutral or park. Anyone have any thoughts on this. Then would work on ANY year model etc.
 
Hercules130 said:
i will definately pay 300 for that. Is the high idle more effective at warming up a truck than the exhaust brake?



I know it helps warm the truck up, I used it a lot on my '05. Now on the '06 I have both the brake and the high idle. I haven't really tried just the brake. I think the high idle by itself is better than the brake by itself, together they work great ;)



I don't know about fooling the cruise. It seems like a more complex feature than that. It works only between 1000 and 1500 rpm so there are some limits programmed in. It is my understanding that the program is in all of the "600" trucks but that a "Park" signal is what is needed to operate it. If you could find the right circuit to tap into, I don't see why a $5 switch wouldn't work. Get the park signal and have it enabled just like it is an auto truck, should work.
 
Don't know if it is or not. But fooling the cruise is one way to do it. It needs to be able to be powered up truck not moving. Looking for any ideas from anyone more knowledgeable then I.
 
Part of the kit is a new wire that is inserted into the ECM connector. That is how the clutch switch input gets to the ECM.
 
Trent said:



I'm going to try this sometime this week.



Curious tho, doesn't the truck know if you have the parking break set via the ECU? Next time the truck goes into it's own automated high idle I'll just un-do the parking break and see if it idles back down to 750rpm. or just not "set" the parking break. .



I figure this should be enough to get thing's "tripped". Maybe apply my own switch there on the parking break.



Now, when they say "ground". just bolt that tire right to anything metal and call it done huh? no resistors or anything?
 
This morning the High Idle and Exhaust brake worked great with the temp at 5* and the wind howling, it was nice to hear that baby kick up!
 
I have the DSG High idle already and that works good except for surging when the AC comes on which makes it impossible to have it set at a constant RPM, but when i let it ramp up on its own to 1000 RPM's I can disengage the parking break push in the clutch and put it into gear with out letting the clutch out in gear and roll down my driveway. I can even take off parking break put it into reverse and let out the clutch and it stays at 1,000 RPM's until I hit maybe 3mph, now that leads me to believe the automatic high idle on these trucks does not depend on the parking brake or the clutch pedal position maybe it needs to know the position to start the ramp but once it is at a 1,000 rpm you can release both and it stays.
 
Seems like I remember if you press either the brake pedal or throttle it shuts of.



Hey, does anybody know if Stateline's posting from the DTR will work on a 2004 with the 305/555 engine?



Thanks!
 
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I'm not sure Statelines method is too safe. Without the clutch switch, if you have the high idle on and you start driving away, the RPM will stay at the set speed. If you have ever seen a CTD start in gear and smash into a technicians tool box, it is not pretty. And that is at curb idle. I would not want to try and stop a truck at 1500 RPM!
 
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