Starter not disengaging after engine swap

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Joined
Dec 29, 2011
Threads
4
Messages
15
Location
canmore
Need some help! Last week I swapped the old tired 85 engine with a rebuilt 90. Apart from taking a bit more time than I wanted, everything went smoothly. Engine started first go, but was a bit noisy, thought the fan was a little loose. Ran it for awhile, then test drove around the lot with no problems. Went to drive it home from work (where I did the swap) and stopped to get gas. When I went to start it up again - nothing but wrrr wrrr. Had the wife tow me back to the shop, then pulled the little wire and rigged up a direct to battery wire for testing. Still wrrr wrrr, so got a rebuilt starter, installed it, and started it with the direct to battery small wire. Still a little loud, but better, so drove home with no problems. Go to leave the next day, nothing but wrrr wrrr. So pull the starter and return to place I bought it from - dude repairs the starter for free but says you should check your ignition system as the starter seems to be staying engaged (the drive spun both ways). Tell him I am going direct off the battery, and he says thats strange for a toyota. Install new starter, then do what I should have done in the first place and carefully pinpoint where noise is coming from. Its the starter alright, so go retighten torque converter bolts, check fly wheel teeth, and everything checks out. I don't know what to do next, any ideas or solutions would be greatly appreciated.
 
Hmmmmm. That's an interesting issue. If both starter and flywheel are for the correct application, all I can think is that the flywheel is misaligned with the crankshaft and that's what keeps it from disengaging. Hopefully the thrust bearings are still in place.

My $.02
 
I know this sounds odd, but somebody posted recently that it could be a grounding issue. I found it hard to believe ... until it solved my problem.
 
Sorry for the delay posting, busy weekend. Well took the starter off again and the teeth are definitely not meshing together. Starter teeth are galled up, flex plate looks ok though and does not seem to bent or warped. Also the more I thought about it, if the drive line was misaligned I most likely would have felt it at 110km/70mph on my drive home and the ride was as smooth as it gets in this truck. So back with the rebuilt and start the process over again, but buck up and get a new toyota starter. Will check all grounds again, but every looked good the 2nd time I checked them but you never know. The only bonus to this, is now can install and remove a starter in a 22re in less than 5 min blindfolded.
 
Check out Denso Direct. That is where I got my starter a few years ago. Little less than direct from Toyota and Denso is the OE manufacturer for Toyota as far as I know.
 
Went and got my old starter back and rebuilt. Reinstalled and think I found the culprit. Put in the new/old starter and although it was much less noisy, could still hear it was not quite right. So checked the torque convertor bolts and lo and behold one was not the same. Not much of a difference but I think (and hope) enough to cause an alignment issue with the flex plate. So tomorrow pick up the proper bolt and reinstall and pray that this is the issue.
 
And dummy of the year goes to: me! Dropped the transmission this weekend and sure enough had installed the flexplate spacers wrong. Instead of thin, plate, thick, I had thin, thick, plate. While I feel very stupid, at least the problem is corrected and all drive parts got a good cleaning and antiseize where needed.
 
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