View Full Version : Stoopid revving...
TeZZaP
1st August 2012, 01:16 PM
Is it just me, or does the Def 90 'feature' that keeps revs high when changing gear drive you round the bent? I can't figure out what the point of it is... anyone know of a way to disable it?
TeZZa :mad:
spudboy
1st August 2012, 01:20 PM
It is a TD5/2.4/2.2 engine....?
vnx205
1st August 2012, 01:27 PM
I'm not sure if it the same thing, but I find a benefit of a very light foot on the accelerator during gear changes is that it gives a smoother, clunk free take up.
I have found that is one way to achieve that. It seems to stop all the slack in the transmission moving back in the other direction while I am changing gear.
is it designed to do that?
bezclez
1st August 2012, 01:31 PM
I've found this with my 2.4 and with a Transit (earlier model-different engine) I had as a work van at a previous job.
Not sure if it's to do with the drive by wire throttle not reacting to the quick pedal input during a fast-ish gear change.
Not an answer really, just sharing my experience.
TeZZaP
1st August 2012, 01:48 PM
It is a TD5/2.4/2.2 engine....?
It's a 2012, so I think its got the ford 2.2, but off the top of my head I'm not sure! :angel:
TeZZaP
1st August 2012, 01:54 PM
snip... is it designed to do that?
To be honest I have no idea what it's supposed to do, I've never had any real trouble with clunky gear changes on any of my other landies, that's really the point, if you drive them to their capabilities (and gear change speeds) you don't have any issues (assuming that is the point of the non-dropping revs), it's like they have to hold your hand whilst changing gears, why not go the whole hog and make all Defenders automatic... bloody nanny state designers... they'll be putting stabalising wheels on them next! :o
Tombie
1st August 2012, 02:04 PM
Its there to reduce driveline shock and keep the turbo spooled up.
Learn to appreciate it... Especially offroad...
PAT303
1st August 2012, 02:51 PM
Correct,smooths out the changes. Pat
vnx205
1st August 2012, 02:54 PM
Its there to reduce driveline shock and keep the turbo spooled up.
Learn to appreciate it... Especially offroad...
Correct,smooths out the changes. Pat
I'm pleased to see that I was not imagining the benefits, even if it is slightly more complicated than I thought. :D:D:D
TimNZ
1st August 2012, 05:32 PM
If its really excessive check the brake light fuse, (especially if you have a tow bar fitted).
Cheers,
Tim
wally
1st August 2012, 09:18 PM
It's very easily disabled on a Td5 - just a matter of pulling the plug. I'm not sure about the Transit engines though.
Tombie
1st August 2012, 09:22 PM
It's very easily disabled on a Td5 - just a matter of pulling the plug. I'm not sure about the Transit engines though.
And then your Cruise control wont work!!!!!
Summiitt
2nd August 2012, 06:55 PM
Agreed with timnz, my puma had a blown brake light fuse...very simple but proved to make the engine rev and smooth gear changes very hard.
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