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Old Jul 15, 2019 | 07:47 PM
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scratching my head

02 F250 7.3 -Automatic-4x4 -w/ cold air intake from banks- no programmer- 167k- 3/4 fuel

Replaced the ICP and pigtail and IPR with FORD OEM

Truck idles then ICP values drop off and dies after about 3 minutes. Truck mildly surges at idle. I drive it down the road and values look normal but coming to a stop it dies like Key turned off.

EOT- 120 (Texas)
ICP ranges from 524 to 480psi before dropping off and dieing
ICP-v is between .06 and .084
IPR is 10.1%
Batterys @ 14.2v
EBP is 19.6psi

above values are recorded with Torque pro.

Engine oil is 15w40 and full
all other fluids are full

Possible issues?

Thanks Bombguy
 
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Old Jul 15, 2019 | 07:54 PM
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Wes444
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Fuel bowl heater unplugged?

CPS age?
 
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Old Jul 15, 2019 | 08:10 PM
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Originally Posted by Wesley Green
Fuel bowl heater unplugged?

CPS age?

Fuel heater is plugged in but why would this be of concern in the summer time unless it completes a circuit?

CPS is new, the grey one, been in it for 2 months.
 
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Old Jul 15, 2019 | 08:15 PM
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I can go plug my fuel bowl heater in right now in these temps and it will buck and stall without blowing the fuse. Shares the same circuit as PCM. Easy to and free thing to check
 
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Old Jul 15, 2019 | 08:18 PM
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Originally Posted by Wesley Green
I can go plug my fuel bowl heater in right now in these temps and it will buck and stall without blowing the fuse. Shares the same circuit as PCM. Easy to and free thing to check
let me unplug it and idle it and see what happens
 
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Old Jul 15, 2019 | 08:31 PM
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Like the key turned off means electrical. Start the truck and wiggle every single wire you can see under the hood. A short to ground in many circuits will kill the engine. The main ones being ICP harness, IPR harness, 42 pin connector harness (below and behind the square box), wiring harness over the driver side front shock. Don't forget battery cables and grounds too.

If you're 100% sure it only happens when you come to a stop, then check the wiring from and around the brake pedal too.
 
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Old Jul 16, 2019 | 11:03 AM
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If at idle your ebp is 19.4, that's too high. Should be closer to 12-14 (depending on the elevation you live at)and within .5 of your map at idle.
 
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