Icp issue

Vader's Fury

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New ICP sensor and IPR. Installed today.

When driving it drives great for a few mins then I get a P1209 and P1211 code and the truck falls on its face. Will not accelerate and just kinda limps along. If I shut the truck off and restart, it will do the same thing. Run great for a few mins then right back to this.

I checked ICP pressure and it will go up to about 1500 quickly then level out there and drop back to 1200 or so and hover there. DC climbs to 50% or so and that is all.

I didn't have my ohm meter with me so I Didn't check the harness but I do not see any bad spots or broken wires just from a visual check.

When idling I get about 500-550 icp and 5% dc. I know this is lower than it should be. When I unplug the icp sensor, It jumps up to 700-750# and 14% dc. This is much better.

Any idea's? Like I said I plan to bring my meter with me tomorrow and ohm out the harness and see if I have a short but any other idea's?
 

rascal

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Just a shot but when you replaced the ICP sensor was oil coming out? Just seeing if there was enough room for an air pocket to get stuck in there under the ICP sensor.

Thinking of this becasue I just read about it.

Good luck.
 

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