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teMoony



Member Since: 01 Feb 2009
Location: Dubai
Posts: 5

United Arab Emirates 2006 Range Rover Sport Supercharged Chawton White
Sticking to first gear

Yo!

My question is: Is there a way to force the car to use first gear only and not change to second even if I rev it all the way?

I live in the UAE, and here we have HUGE sand dunes... the problem is that when I put the car in first gear and attempt to climb one... the car changes to second gear at around 6000rpm half way from the top which causes the car to sink in immediately.

I used to have the same problem with my Hummer h3 but found out that if I don't use the 4x4 high gears, the car just revs all the way and sticks to its gear.


Oh yeah.. its a 2006 Range rover sport supercharged.

Post #209463 Sun Feb 01 2009 3:58pm
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Tim in Scotland



Member Since: 30 May 2005
Location: Driving along in my automobile
Posts: 17476

2013 Range Rover Sport SDV6 HSE Stornoway Grey

Welocme to the forums.

I assume that you also have the DSC switched off and the sand mode selected on the TR? Also are you in low box? If you don't have the DSC off then try again with it inhibited it will make a big difference.
Why are you using 1st and not a higher gear, like 2nd or 3rd low and utilising the torque of the engine?
I'm not experienced in driving offroad in sand - we have loads of mud and water here!

There are other members here in the Emirates - I know Sportman in Dubai takes his Supercharged off into the sand and has never complained of problems 2020 Pangea Green 1st Edition D240 New Defender 110 is here and loving it
2018 Melting Silver Mini Countryman PHEV - soon to be replaced
2015MY Corris Grey SDv6 HSE Dynamic, the best car I have ever owned, totally reliable only a cou0le of rattles in 3 years, now no longer in my care
Also in my garage is a 1996 TDi300 Defender 90 County HT made into a fake CSW

Post #209465 Sun Feb 01 2009 4:28pm
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teMoony



Member Since: 01 Feb 2009
Location: Dubai
Posts: 5

United Arab Emirates 2006 Range Rover Sport Supercharged Chawton White

DSC is switched off and I'm using sand mode.

First gear is the best gear when trying to climb sand dunes, second is also good if you have space... using 3rd+ is impossible because you lose your revs immediately which kinda sucks.

Also, you need momentum to climb sand dunes, and the act of changing gears mid climb means that you lose most of your speed and momentum which sinks the car in the sand right away.

Here is the exact dune I'm trying to climb



Also, in this video you can hear the cars using first gear only.



Yes... its a bumpy ride lmao.


*Edit*
A better angle &feature=related

Post #209466 Sun Feb 01 2009 4:43pm
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dazsear



Member Since: 23 Nov 2008
Location: Lincolnshire
Posts: 851

England 

Here is the exact dune I'm trying to climb



There are some rather 'interesting' other videos from the person who added the film..... kind of makes me wary of Utube for the very exact reasons...... perhaps its just me!

The dune looks good though!

Daz 2017 4.4 Autobiography FFRR - love this car
Gone - VW T5 Transporter
Long gone - 2009 Disco
Long gone but never out of my thoughts - 2008 TDV8 HST

Post #209475 Sun Feb 01 2009 5:25pm
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PJPR01



Member Since: 12 Mar 2006
Location: Houston, Texas
Posts: 355

United States 2006 Range Rover Sport 4.4 V8 HSE Cairns Blue

If you truly want to stay in 1st only, then you have to shift the car into Sport mode, then manually downshift to 1, it will stay there. Suggest trying it on a flat surface first so you get the hang of it, and then charge up the dune.

Also...I presume that you have aired down your tires appropriately to "float" on the sand or you will dig in.

Sand Mode, DSC off all good...almost there.

Send a video once you make it up the hill...

Very Happy PJPR
Cairns Blue HSE
180k Miles of Adventure

Post #209530 Mon Feb 02 2009 12:29am
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teMoony



Member Since: 01 Feb 2009
Location: Dubai
Posts: 5

United Arab Emirates 2006 Range Rover Sport Supercharged Chawton White

Shifting the car to sport mode and then manually downshifting to first will not force the car to stay in first gear....
As soon as you reach 6000rpm the car automatically shifts to second gear.


I'm not sure if its clear in the vids or not, but the hill is around 45 degrees up hill. Even if the tires are at 10psi, you still need speed to climb that hill.

Post #209553 Mon Feb 02 2009 8:11am
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PJPR01



Member Since: 12 Mar 2006
Location: Houston, Texas
Posts: 355

United States 2006 Range Rover Sport 4.4 V8 HSE Cairns Blue

Well then Mr. TeMoony...I suggest you buy another vehicle, or keep the RPM's to 5990 or accept the fact that you won't make it up the hill with your current driving technique. PJPR
Cairns Blue HSE
180k Miles of Adventure

Post #209689 Mon Feb 02 2009 6:05pm
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dadanek



Member Since: 30 Mar 2008
Location: Heart of Europe
Posts: 450

Czech Republic 2007 Range Rover Sport Supercharged Java Black

Moony, and what about to try ONLY second gear? from beginning till the end of the dune Cool RANGE ROVER, MORE THAN A CAR, LESS THAN A KITKAT

Post #209696 Mon Feb 02 2009 7:16pm
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umbertob



Member Since: 22 Sep 2005
Location: Pasadena, CA
Posts: 944

United States 2006 Range Rover Sport 4.4 V8 HSE Chawton White

Can't do it. Even in CommandShift mode, there are "safety" shift point maps used by the ZF tranny, which will either upshift at high revs (you mention 6K RPM, I'll buy it... Never really tried to push any gear that high in manual) to protect the engine from overspeed damage, or will downshift to avoid the engine from stalling if you are in the opposite situation. 

Post #209718 Mon Feb 02 2009 11:47pm
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teMoony



Member Since: 01 Feb 2009
Location: Dubai
Posts: 5

United Arab Emirates 2006 Range Rover Sport Supercharged Chawton White

PJPR01... what "Current driving technique"?


Anyway... is it possible to disable that safety function? Because I've seen a couple RRS's climb that hill. I even saw one climb it in reverse. But i think that one had extra power anyway.

Could probably climb it in 2nd gear, but that would probably destroy the car because of all the bumps on the way up.

Post #209746 Tue Feb 03 2009 11:53am
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PJPR01



Member Since: 12 Mar 2006
Location: Houston, Texas
Posts: 355

United States 2006 Range Rover Sport 4.4 V8 HSE Cairns Blue

Your own answer just provided a clue to the "driving technique".

If other RRS's are making it up the hill, why not ask them how they did it? PJPR
Cairns Blue HSE
180k Miles of Adventure

Post #209799 Tue Feb 03 2009 5:20pm
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teMoony



Member Since: 01 Feb 2009
Location: Dubai
Posts: 5

United Arab Emirates 2006 Range Rover Sport Supercharged Chawton White

I intend to ask them this friday

Post #209802 Tue Feb 03 2009 6:15pm
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