WebOct 28, 2024 · Whatever charge that blew the fuse came from the PWR/TRN relay. Re-connected all the plug/harness for Pink/Blk wires. Removed the PWR/TRN relay and … WebJul 22, 2024 · From dash fuse 7, the circuit branches to the PATS module (above the fuse block), then goes thru the firewall to the PCM Power Diode, and continues to the noise capacitor, to all the coils. See if the capacitor looks burned. The noise capacitor, is that a black looking box roughly 5 inches square under the dash, maybe a little to the right of ...
SOLVED! - Fuse 28 PCM-1 blows randomly GMTNation
WebJan 27, 2024 · Figures. I start digging more and found that fuse #10, labeled PCM B (20A) is blown. Fuse #28 is PCM 1 and it is OK. If a PCM fuse is blown that can't be a good thing... Swapped it with a new one, turned the ignition, and the SES light came on for the test as it should. Tried to start, nothing. Released the key, no SES. Checked the fuse, … WebAug 26, 2011 · 1987 - 1996 F150 & Larger F-Series Trucks - 96 F-250 HEAVY DUTY - keeps cutting off and blowing pcm fuse - hello, i have a 1996 ford f-250 heavy duty with the dual tanks the front fuel pump went, and i have been running off the rear fuel pump for awhile now. well the other day the fuel pump fir the rear just cut off... divorce and cheating spouse
What Are The Symptoms of a Blown ECM Fuse?
WebApr 5, 2006 · There is always 12v from the ECM-B fuse to the relay. With the ign switch off the circuit to the fuel pump is open. With the eng running the contacts in the relay are pulled in supplying 12v from the ECM-B fuse to the pump. The wire to the relay from the fuse is an orange one and the wire out of the relay to the pump is a grey one. WebJan 26, 2015 · Its that fuse just below the PCM Diode that keeps blowing. Now the link I found this picture on said that fuse powers some wire that powers those relays on the right along with fuel pump, coil, a few other things. So what I tried it pulling out the other relays and fuses and one by one re-inserting until I got another blown PCM fuse. WebOct 17, 2005 · 1987 - 1996 F150 & Larger F-Series Trucks - blown pcm fuse - i have a 96 e250 that just suddenly died so i messed with it a bit and found the pcm fuse under the hood was blown does anyone know what would cause this i havent tried to replace it yet i wanted to get some input before i get into it thanks Bill divorce and child care