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Still got diff noise in Hilux!

Posted: Wed Dec 09, 2009 5:11 pm
by collins110
Iv just spent 1,500 bucks getting my rear 'locked' diff overhauled and it still makes a wining noise only at 60kms/h under acceleration... what could cause this? crown wheel and pinion were replaced! ... i have done one oil change will continue to do two more changes...

Posted: Wed Dec 09, 2009 5:25 pm
by DUDELUX
centre bearing?? uni joints??

Posted: Wed Dec 09, 2009 5:26 pm
by collins110
DUDELUX wrote:centre bearing?? uni joints??
i have replaced all uni's and center bearing

Posted: Wed Dec 09, 2009 6:55 pm
by RAY185
collins110 wrote:
DUDELUX wrote:centre bearing?? uni joints??
i have replaced all uni's and center bearing
Are you sure its actually coming from the diff?

I'm assuming you have a hoist where you work (assuming you work at the place in your sig). You've had it up on the hoist with the wheels jacked and driven it to confirm its the diff?

Posted: Wed Dec 09, 2009 9:50 pm
by DUDELUX
could it possibly be the rear bearing in gearbox?? or wheel bearings??
i know youve checked and repaired/replaced almost everything else.
check these and let us know

Posted: Thu Dec 10, 2009 8:33 am
by RAY185
DUDELUX wrote:or wheel bearings??
This is what I suspect. :D

Re: Still got diff noise in Hilux!

Posted: Thu Dec 10, 2009 8:40 am
by 4RUNNER_01
collins110 wrote:Iv just spent 1,500 bucks getting my rear 'locked' diff overhauled and it still makes a wining noise only at 60kms/h under acceleration... what could cause this? crown wheel and pinion were replaced! ... i have done one oil change will continue to do two more changes...
Shoulda just put a banana in it i hear they're a magic rebuild tool. :rofl:

Nah seriously you'd have to assume its something else if you had it rebuilt did they find any excess ware? wheel bearings are very common but easy to check or maybe its further up like tranny or g'box?