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reverse gear missing

Posted: Mon Jun 21, 2010 8:48 am
by frige
what's the possible reason why the reverse gear for L300 is lost? :o

Re: reverse gear missing

Posted: Mon Jun 21, 2010 9:43 am
by mararmeisto
Usually it's something like a broken pin inside the transmission. Reverse is first with a redirecting intermediate gear. Sounds like you need to make a trip to the transmission shop.

Re: reverse gear missing

Posted: Tue Jun 22, 2010 3:45 pm
by ccautos
Is this on a manual transmission or an automatic ?? Manual transmission could be as simple as broken shift linkage pin internally ?? I have both types of used transmissions in stock if its terminal. Thanks, Glen

Re: reverse gear missing

Posted: Thu Jun 24, 2010 9:20 pm
by loki
mine started with taking a bit till it would go into reverse and eventually not at all months later. I ended up getting a new tranny. Auto btw

Re: reverse gear missing

Posted: Sat Feb 16, 2013 1:00 pm
by freaky930
Hi! Sorry to push such an old thread but I got the same problem here... Its a manual transmission. How hard is it to fix a broken pin? Hope the shop doesnt charge too much :-/

Re: reverse gear missing

Posted: Mon Feb 18, 2013 12:06 am
by freaky930
we are just camping outside the garage we took our van to :) the reason for our missing reverse was a broken cable in the shifting mechanics, hope that describes it... We got to wait until tomorrows delivery to get it fixed. No big deal really.

Re: reverse gear missing

Posted: Mon Feb 18, 2013 8:13 pm
by FalcoColumbarius
Have you established how it broke?

Falco.

Re: reverse gear missing

Posted: Mon Feb 18, 2013 10:13 pm
by freaky930
well, i would say just wear or age, maybe missing lubrification, who knows.
we gonna stay another night since they sent the cable for the 4wd selector :-/

Re: reverse gear missing

Posted: Mon Feb 18, 2013 10:23 pm
by freaky930
the cable just broke flush at the fitting

Re: reverse gear missing

Posted: Tue Feb 19, 2013 4:50 pm
by FalcoColumbarius
How extraordinary.

Re: reverse gear missing

Posted: Wed Feb 20, 2013 7:43 pm
by freaky930
yeah, sort of - like the van...
the repair lasted for about 100k's until the reverse was missing again....
also the first and second gear started to make some strange ratteling noises while using the engine break :-((
we decided to bring it to a transmisson specialist.
once we arrived there we had to find out that he was fully booked.
Nevertheless he gave us another address in Wellington and told us that a missing reverse gear is likely caused due to exessive sludge and residual buildup on the reverse gear locking mechanism.
it'ts that little locking thing, which prevents you to shift into reverse while driving forward.

We already bought some spare manual transmission fluid - gl4 spec - so I decided to change the oil myself.
Due to a missing size 24 spanner, i just took off the complete coverplate and some shimmering black sticky oil drained out of the gearbox...
Apparently it has never been changed over the last 21 years...
There has been some heavy sludge and metal particles, sticking to the coverplate.
I found that little, formerly freely moving lock and gave it a good cleanup.
Sorry I didnt take any pictures since i was covered in oil....
I cleaned the coverplate and used some self forming gasket silicone to put it back on.
Soon I reaalized that the one liter of fluid i bought would be way too less, so i had to find another way to get us to the next shop, without putting all the old sludge back into the transmissioon..

I should have taken some pictures of our multi stage trans fluid filtration assembly...
First we used an old sock to remove the bigger particles, then a pillowcase and finally a few coffe filters, using bottles as funnels..
Initially all the particles made the oil kinda sticky between your fingers, after filtration it was like oil again :-)

I put the new oilö and somme of the old oil back in and - our reverse is back :-)

Now I got to adjust the cables to get rid of that bad noise while using the engine brake..... are there any manuals or instructions on it?

If I had a decent place to do the works, it wouldn't have been as messy as it was, but no big deal at all...

hope that helps somehow...

btw, we gonna change the fluid asap :-))