I installed a new ignition coil. This is what the wires coming from the top look like. I can not find the other end of the broken wire, but the truck runs with it like this. I’m going to try to find the wiring diagram, but in the mean time does anyone know what that wire does?
I will check this on the weekend. If the fusible link is melted would I still be able to start the truck the way I am starting it now? Basically priming the engine via the red test wire on the fuel pump relay.
I did install a new starter in March.
Bad terminology on my part. With the key in RUN, the pump doesn't run, the fuel gauge doesn't work, and the Service Engine Soon light is not on. I'll edit my original post. Thanks for the point out.
The engine is fuel injected (TBI) and has dual fuel tanks with an electric pump in each tank. I found paperwork showing my uncle had both pumps replaced three years ago.
Second question.
I found a trouble shooting chart in the service manual (chart A-1 in section 3) for when the service engine soon light does not come on with the key in the accessory position.
Step 1- does the engine start? No
Step 2- Is the continuous battery fuse and ECM fuse OK? I checked...
I inherited a 1987 R10 from my uncle in January. I drove it from TX to WA without any issues (except a weak heater), but now I'm having a problem. About a month ago I drove the truck for ten minutes and shut it down. It wouldn't restart. The engine cranked fine, but no combustion. I've been...