Hi guys.
So I have this '86 Bronco that I'm building for my son. Runs great and starts great when cold. After about 10 min of running when I turn it off it don't wanna start again. Seems like a low battery. When jumped it starts. First think I did I bought a new battery, next I got a new starter solenoid. Still won't start when hot. Checked battery with multimeter it shows 12.5 v. Started the truck and checked battery again this time it read 14.5 v which tells me that alternator is working. Turned off the truck, got under, put positive multimeter on starter, black on frame. Told my son to crank it. Multimeter showed 9.6-10v. Truck started. Told my kid to **** it and try again. This time it registered 5.6v. Truck didn't start. I'm running out of ideas. Any of you guys had symilar problems? Please advice.
So I have this '86 Bronco that I'm building for my son. Runs great and starts great when cold. After about 10 min of running when I turn it off it don't wanna start again. Seems like a low battery. When jumped it starts. First think I did I bought a new battery, next I got a new starter solenoid. Still won't start when hot. Checked battery with multimeter it shows 12.5 v. Started the truck and checked battery again this time it read 14.5 v which tells me that alternator is working. Turned off the truck, got under, put positive multimeter on starter, black on frame. Told my son to crank it. Multimeter showed 9.6-10v. Truck started. Told my kid to **** it and try again. This time it registered 5.6v. Truck didn't start. I'm running out of ideas. Any of you guys had symilar problems? Please advice.