I would also check the LB/O wire,between the fuel pump relay & ecu (pin 22) and the ecu (pin 22) & diagnostic port (where a scanner gets plugged in to extract codes) for a short to ground.The ecu controls the fuel pump relay by cycling its ground on/off.If the LB/O ground wire is shorted to the...
So a week ago I had turned the ignition switch on to manually push the truck forward so I could mow grass.Well yesterday,I hopped in the truck to start it and its dead.I had accidentally left the key in the run position a week ago and drained the battery.So I removed and recharged it overnight...
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