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Starter 70 cj5

Discussion in 'Early CJ5 and CJ6 Tech' started by my87yota, Aug 23, 2009.

  1. Aug 23, 2009
    my87yota

    my87yota New Member

    Raleigh, NC
    Joined:
    Aug 16, 2009
    Messages:
    11
    HELP HELP HELP!!!

    I bought a 70 cj5 with 36k original miles on it about 3 months back or so(pics below)... F-head 134, 3spd... I drove it home from Charlotte to Raleigh NC(3 hour drive) with no problems at all.

    Here's the problem. First time I took it out after that I went to the car wash to spray it down. Upon leaving, I cranked the engine and got only the sound of the starter motor spinning.... Pop started the jeep and got it home without any problem. I took the starter to a guy here in town and had him rebuild the starter since I couldn't find anybody to get a remaned one from. $175 later I got it back and put it in. Cranked on the first try, just like when I brought it home.

    Today I got my 32s TSLs on it today and I went to start it... guess what sound I heard... starter motor again. :?

    I am going to take the starter back to the guy that fixed it before being that it has only been just over a month since he did a total rebuild on it(pics below)

    Am I missing something? Common problem? I don't want to keep pumping money into the starter if that isn't what is causing my frustration. Anything I should check????


    Here is the jeep with the TSLs
    [​IMG]

    Here is the rebuilt starter
    [​IMG]
     
  2. Aug 24, 2009
    Howard Eisenhauer

    Howard Eisenhauer Administrator Staff Member

    Tantallon, Nova...
    Joined:
    Nov 22, 2003
    Messages:
    8,126
    Most likely it's the ring gear. Due to the design of 4 cylinder engines when shut down they tend to stop in one of two spots 180 degrees apart so the teeth in those locations eventually wear down to the point they won't always catch with the bendix teeth.

    The good news is the ring gear is easy to remove and you can flip it around to put "good" teeth in the trouble spots.:)

    The bad news is you have to pull the engine out to do it.:(

    The good news is it's easy to pull the engine out of a CJ, with a little preparation and help a first timer can do the whole job in 5-6 hours.

    H.
     
  3. Aug 24, 2009
    my87yota

    my87yota New Member

    Raleigh, NC
    Joined:
    Aug 16, 2009
    Messages:
    11
    I called the guy that rebuilt the starter and he said that it is most likely the pin that holds the armature. Who ever had the starter before me put a solid steel pin in instead of the springed pin?

    He said that it MIGHT be the armature but the way that it sounded it was most likely the pin.

    When it cranked for the last time using the starter, it sounded like the starter gear did not retract after hitting the flywheel.

    Hope it isn't the ring gear!!!

    Thanks for the help! :beer:
     
  4. Aug 24, 2009
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
    Joined:
    Aug 10, 2003
    Messages:
    23,596
    If you have a divot in the flywheel ring gear, there is an easy test. Next time the starter squeals, put the Jeep in top gear and move it forward about a foot (key off), or get it rolling and bump the clutch a little (key off). This will rotate the engine slightly and move the flywheel to an undamaged spot. The starter should now work normally, if the ring gear is damaged.
     
  5. Aug 24, 2009
    my87yota

    my87yota New Member

    Raleigh, NC
    Joined:
    Aug 16, 2009
    Messages:
    11
    I tried starting the engine three different times after being pop-started and moved with the same result, but I will try advancing the ring gear this afternoon. Always something! :rofl:
     
  6. Aug 24, 2009
    alexa

    alexa New Member

    Joined:
    May 1, 2008
    Messages:
    40
    are you sure it is not the solonoid, you will get a spin without engagement if it is not working correctly.
     
  7. Aug 25, 2009
    my87yota

    my87yota New Member

    Raleigh, NC
    Joined:
    Aug 16, 2009
    Messages:
    11
    I took the starter out last night and it is the pin that holds the armature. The gear on the end is also worn down about 1/4". My alternator guy said that he suspects the ring gear as well... I REALLLLLYYYYYY don't want to or know how to take the engine out. Plus I don't have the equipment to do it.

    Matt
     
  8. Aug 25, 2009
    my87yota

    my87yota New Member

    Raleigh, NC
    Joined:
    Aug 16, 2009
    Messages:
    11
    just got back from the alternator shop and we took the whole thing apart. The spring pin through the armature was bent and snapped off and the gear has to be replaced.

    He wants me to bring the jeep by once the starter goes back in so he can check the timing. From what he told me the jeep is meant to be run at 8 degrees ahead and that who ever had it before me may have set the timing too far ahead.
     
  9. Aug 25, 2009
    uncamonkey

    uncamonkey Member

    Greeley CO
    Joined:
    Jun 2, 2009
    Messages:
    2,104
    Sounds like he knows something about Jeeps, might be a good friend to have.
     
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