Starter motor delays when its really cold out

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Hey Folks, as you can see, i am really new here, but would love some advise on a problem I am having with my 97 fzj80. we have been blessed with quite a few 20 degree mornings here in southwest MO. and on those cold mornings i get a delay in the starter motor. I turn the key - I have power and a click coming from the starter (I think) but the starter dosnt do anything for three or four seconds. If i just hold the key in the start position and wait it out, the starter will turn and the engin will start like normal in just a few seconds. This dosnt seem to happen later in the day. it seems to just be happening in the morning. Thoughts???? Ide like to narrow it down between ignition or starter contacts before i start tearing things apart, so it any of you have had or successfully fixed a similiar issue - maybe you could give me a little direction before i tear into my ignition. Thanks!!!!
 
Check battery cable connections and battery voltage. How many miles on your truck, original starter? Contacts and plunger may need replacing.
 
Do yourself a favor and install a jumper wire on the trigger of the starter solenoid.

Next time it gives you trouble, put a voltmeter on the jumper lead and see what kind of voltage signal the starter is seeing from the ignition switch :hmm:

Mine was occasionally giving me low to no voltage that caused the starter to either not work or give sporadic starting that would sometimes bind the starter clutch :eek:

I have since installed a separate relay w/push button and she has been starting perfectly ever since :)
 
Check battery cable connections and battery voltage. How many miles on your truck, original starter? Contacts and plunger may need replacing.
Snowing pretty hard right now. I'll check the voltage as soon as it stops. The battery is a 6 month old red top. 209k on the truck and I believe that it has the original starter.
Do yourself a favor and install a jumper wire on the trigger of the starter solenoid.

Next time it gives you trouble, put a voltmeter on the jumper lead and see what kind of voltage signal the starter is seeing from the ignition switch :hmm:

Mine was occasionally giving me low to no voltage that caused the starter to either not work or give sporadic starting that would sometimes bind the starter clutch :eek:

I have since installed a separate relay w/push button and she has been starting perfectly ever since :)
thats a great idea. I am assuming you just push the button to hold the relay open while you turn the key?
I'm afraid I'll have to do something different is I want my remote start to work.
I just went out and did the hold the key thing and after three or four seconds it started right up. It's 25 degrees out. I drove it across town and when I returned from the store it started right up. It's as thow, when the truck is warmed up, the problem goes away.
 
thats a great idea. I am assuming you just push the button to hold the relay open while you turn the key?


Actually, I wired mine up to an adjustable timer relay that feeds power from an ignition run source, so the key needs to be turned on, then another hidden button pushed before the main starter button sees power and illuminates in green, showing that it's ready to be pushed for starting :redface:

After 8 seconds, the timer relay shuts off, the starter button loses source power and it will no longer send a starter signal if pushed accidentally (just an added safety) :cool:

It can easily be wired around a remote start if you have one....
 

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