Also, you can shut it off when hot and it will not start. The voltmeter on the dash is indicating a constant charge (at about the 5:30 position).
Here is a step by step procedure on how you can diagnose a crank no start condition.
Truck turns over but wont fire up. Bad battery or low charge, or bad connections at the battery terminals. I try again, but this time it doesn't even sputter, it won't fire at all. It all started last sunday.
Ok.reply back with the results.also what i said about the button.the inertia switch(fuel pump cut off switch) is a safety switch that will trip and cut off power to the fuel pump in case of wreck and a fire,or if you ran over a curb or been bumped.it is on the passenger side kick panel,red button in the top pops up.all you do is push it back down until it clicks.also the post above. 1 1/2 yrs agao had (4) different used/rebuilt computers put in until the last one worked. All codes should start with code 12 which is one long flash followed by 2 short flashes.
A fully charged car battery would read about 12.6 vdc. 4 bolts on each side and unplug all light connectors at rear bumper, unbolt filler neck, get 3 pals. Truck turns over but will not start even with starting fluid 1 answer.
Wasn't getting spark when inchecked. Jumped in it and battery was dead as a hammer. Now it will not start for anything.
Have a friend get in the car and crank the engine while you watch to see if the spark tester illuminates. Replaced ignition coil, nothing, replaced cap and rotor, nothing, replaced crank positions sensor, nothing, replaced icm, finally have spark. And the alternator has nothing to do with starting;
If a terminal is loose (you can turn it with your hand) tighten it. Here is some info on that. Replaced the fuel pump, fuel filter and the fuel pump relay still want start.
In order for an engine to run, you need a spark, fuel, compression and t. However, when you try to move the truck it. Put a 6 amp charger on for maybe 5 mins and it starts.
Sometimes you can whack on the starter and loosen things up or spray some electrical cleaner in it and free it up a little, but it won't work for long so you should just replace it as soon as possible. If there is plenty of gas but no spark, the engine will crank but not start. An average car dies many deaths, but with the right owner, it can always live to.
Truck turns over, won't fire up. Seemed back in the day, when a starter spun up but only engaged the flywheel every once in a while, it was usually a bad/sticky solenoid. Now it's acting the same.
If the terminals are full of white snowy looking stuff disconnect them and clean them up. This morning i go out to try & start it, it cranks & cranks, sputtered a couple times, but won't fire up. The truck will restart after it cools.
Truck outside in cold weather. The fuel hasto be atomized. Turn your ignition key on with engine off and the codes should start to blink.
The stc fitting is a pos design and if it leaks bad the the icp wont see the desiered hpop psi and wont fire. Tab said the truck turns over but won't start; The drive and its partners may earn a commission if you purchase a product through one of our links.
The fuel pump primes like it should and the engine is getting fuel, i checked the fuel pressure at the shreader valve and its spitting out fuel. If i remember correctly there is a fuse under the dash that powers the pcm and fuel bowl heater. Best way to do this is to remove truck bed, if bed is empty and no tool box ect.
Additionally, you can give the truck a small spray of starting fluid and it will restart and the engine will remain idling. Still, will crank, won't start. Unplug one of the spark plug wires and plug in a spark tester.
Would start after cranking for a few minutes for a month. To get the check engine codes to flash in your dash panel, use a jumper wire or a paper clip and connect terminals a and b of the diagnostic connector. The engine turns over but when i turn the key back it turns over very slowly, veryyyy slowly about 3 times and thats it.
To help set bed back about 2 feet to expose pump module just behind cab. That means the starter is engaging but the motor is not firing up. I ended up getting my truck towed to the dealership, a broken wire in the harness going to the fuel pump relay switch which is located above the fuel tank on the cross member, when the sensor is not working it will not spark , they found the break in the wire and replaced the sensor, cause the location is a common problem, it's not protected very good and basically rots.
No dummy lights come on indicating a problem, probably cause it won' crank. Truck turns over but wont start (ford engeneering at its best) see if you can find it, if it is, unplug the fuel heater and replace the fuse. Hey guys, i go to start my truck this morning and it wont start.
Determine whether the spark plugs are firing. A typical problem in gm vehicles is the fuel pump going out without warning. It has to do with the charging system.
If i leave the truck for more than a dozen hours it turns over strong but will not light. If the heater shorts out, it blows the fuse but also kills the power to the pcm. Checked where the fuel pump relay plugs in with a test meter, on pin #85 it was only get.20 volts when it should have.
But, as soon as i released the key & the engine quit turning, i get the.