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86-95 Trucks & 4Runners 2nd/3rd gen pickups, and 1st/2nd gen 4Runners with IFS

timing marks

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Old 12-23-2014 | 05:05 PM
  #1  
barrentine's Avatar
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From: Cochran Ga
timing marks

Hello,I have a 1989 4x4 deluxe pickup.I put a new engine in a while back and I set the timing by ear because someone had helped themselves to my timing light.Well I finally got it back and thought I would check the timing on the fresh 22re.I jumped the TE1 & E1 probes.By the way what do yal use as a jumper?So I start the engine and at idle the mark on the crankshaft pulley does not quite make it to the tab on the timing cover.when I move the dist.all the way c/wise it still doesn't make it and engine runs rough.I then set by ear again to point where it runs good and shoot it with timing light and its no where close.am I off a tooth on the dist?Any suggestions appreciated
Old 12-23-2014 | 05:15 PM
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From: PA USA
Originally Posted by barrentine
Hello,I have a 1989 4x4 deluxe pickup.I put a new engine in a while back and I set the timing by ear because someone had helped themselves to my timing light.Well I finally got it back and thought I would check the timing on the fresh 22re.I jumped the TE1 & E1 probes.By the way what do yal use as a jumper?So I start the engine and at idle the mark on the crankshaft pulley does not quite make it to the tab on the timing cover.when I move the dist.all the way c/wise it still doesn't make it and engine runs rough.I then set by ear again to point where it runs good and shoot it with timing light and its no where close.am I off a tooth on the dist?Any suggestions appreciated
Did the idle speed slow down when you jumped te1 and e1? You can use a paperclip. Are you sure you jumped the correct terminals?
Old 12-24-2014 | 12:39 PM
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Being off a tooth on the distributor moves everything 28°, so you won't be able to turn the distributor to a point where the timing mark is on the scale. So that could be your problem.

I've heard on this site (though never seen) where the rubber in the harmonic balancer fails, allowing the outer part to rotate against the inner. So I'd get a plastic straw to drop in the #1 spark plug hole, and check that TDC is in the right place.

By the way "set the timing by ear" is just another phrase for "I blew a hole in the top of a piston."
Old 12-24-2014 | 01:12 PM
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From: PA USA
Originally Posted by scope103
I've heard on this site (though never seen) where the rubber in the harmonic balancer fails, allowing the outer part to rotate against the inner.
That sounds like it could very well be the problem.

The fact that he said that it ran rougher as it got closer to the timing marks makes me think the distributor is not on the wrong tooth.
Old 12-28-2014 | 09:06 PM
  #5  
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try not to jump it and see where the mark is at. I think theres like 0 5 8 12 or something like that I set mine at 12 without jumping it
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