Just a suggestion, but check and make sure you don't have the power wires crossed going to the ECM. Positive to + and negative to -
Seems like a simple thing but you'd be suprised. The motor will crank but the ECM won't allow it to fire and will throw all the codes since the sensors are getting reverse readings.
In afghanistan cat 3126 problems help asap!
Discussion in 'Trucks [ Eighteen Wheelers ]' started by TYMOON31, Oct 18, 2011.
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LCPL: Email the Marine Chief that I gave you on your inbox. He has several suggestions
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I think it is awesome to see the Military mechanics using this forum to get some pointers/help to fix the problems they are having.. Very kool to see the civilians and soldiers working together...
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LCPL Moon: Follows is a list of troubleshooting tips:
The best thing is for this Marine to use his chain of command and request a contact team to go look at the gear and if need be evac it for high Maint.
This fault code means the ECM has stopped responding to the periodic requests for information from the GSC.
SYMPTOM
58. CID 590 FMI 09
MALFUNCTION
Engine electronic control module.
FMI 09 - Abnormal Update.
CORRECTIVE ACTION
STEP 1. Turn the ENGINE CONTROL switch to OFF/RESET. Battery Disconnect
Switch is OFF; DEAD CRANK SWITCH is OFF.
STEP 2. Verify continuity between GSC P7-19 and ECM ENG-P1-8 and between
GSC P7-20 and ECM ENG-P1-9 per FO-4, sheet 1 and FO-2, sheet 2.
a. Repair or replace harness, as required (WP 0090).
b. If harness is good, check all GSC fuses (FO-4, Sheets 3 and 5).
c. If GSC fuses are ok, replace GSC (WP 0040).
d. If replacing GSC does not correct fault, replace ECM (WP 0084).
STEP 3. Verify the problem has been resolved.
Good Luck: CW5 Foster -
thanks for alll the help yall. i had another 807 that was completely shot so i snagged a couple sensors and swapped them and had a blown fuse but i got it taken care of then a really bright motivated corporal decided to pour a gallon of oil in the fuel tank but i fixed that too
SHC Thanks this. -
LCPL Moon: It sounds like you need to pull the front gate guards and put them on your generator, if you ever want electricity. I am glad to hear you got the MEP system operational.
Be safe -
Appears to be like not enough security on your products, a garbage bag in your gas container really? ANA sabotage!!
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I was just about to say either those moron ANA or ANP...
When I was there if we had major problems with a MRAP we would just swap a motor into it from one of the many we had blown up. I was in Now Zad and we had many blown up trucks so lots and lots of spare parts but they kept blowing our trucks up on the left rear or front right.
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