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Zilch



Member Since: 20 Mar 2006
Location: Sydney, sometimes the Whitsundays
Posts: 2835

Australia 2010 Range Rover Sport 3.0 TDV6 HSE Fuji White
Electronic Hand Brake

A minor inconvenience, tonight when i pulled up at the lights, i put the vehicle in N, applied the electronic hand brake and i got something like 5 seconds of high pitch whining and cog type noises until i quickly released the Brake and all went quiet again

when i put the Hand Brake on there is a large clunk looks like a trip to the stealers Big Cry

edited because there may be some sensitive types on here Whistle Another Pommie Bar Steward down under

MY20 Defender 110 SE P400 Eiger/Ebony
MY10 3.0 RRS TDv6 Fuji/Ebony/Anigre

Post #142016 Thu Oct 18 2007 8:58am
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MDP



Member Since: 14 Jun 2005
Location: Back in an AUDI
Posts: 8598

United Kingdom 

Shocked keep us posted 
" WITH MORE EXTRAS THAN A HOLLYWOOD EPIC "

Post #142046 Thu Oct 18 2007 11:09am
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Alicatt



Member Since: 11 Jun 2007
Location: Eating in Eksel or Ice cold in Alex
Posts: 1435

Belgium 2008 Range Rover Sport TDV8 HSE Buckingham Blue

There is a thread running on the D3 site about failure of the EPB
http://www.disco3.co.uk/forum/topic14861.html Sons of dogs come hither and get flesh
Clan Cameron

Post #142051 Thu Oct 18 2007 12:33pm
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Zilch



Member Since: 20 Mar 2006
Location: Sydney, sometimes the Whitsundays
Posts: 2835

Australia 2010 Range Rover Sport 3.0 TDV6 HSE Fuji White

Alicatt wrote:
There is a thread running on the D3 site about failure of the EPB
http://www.disco3.co.uk/forum/topic14861.html


Mine seemed to have been suffering with most of the ailments on the thread, binding, knocking sounds etc. I booked it in for next wednesday at the local stealers, lo and behold this evening it has been working perfectly, nice air sound, no accompany brass section, no binding sounds when i pull off... still going to get it checked though.

One of the guys at the office as a disco3 and seems to have a continual park brake warning light warning, before he had a range not available message and the vehicle would start shuddering/stalling, just had that fixed...technology and landrovers, where would we be without it Laughing

Cheers

Jim Another Pommie Bar Steward down under

MY20 Defender 110 SE P400 Eiger/Ebony
MY10 3.0 RRS TDv6 Fuji/Ebony/Anigre

Post #142085 Fri Oct 19 2007 8:49am
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Zilch



Member Since: 20 Mar 2006
Location: Sydney, sometimes the Whitsundays
Posts: 2835

Australia 2010 Range Rover Sport 3.0 TDV6 HSE Fuji White
Is the EPB Diff Based

Is the EPB a diff based locking mechanism as standard on a lot of Landies, or does it just lock the discs. Just wondering what dismantling and repairing will entail when it goes in tomorrow to get sorted, it started making horrible noises again when you apply it.. Another Pommie Bar Steward down under

MY20 Defender 110 SE P400 Eiger/Ebony
MY10 3.0 RRS TDv6 Fuji/Ebony/Anigre

Post #142536 Tue Oct 23 2007 9:23am
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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

I believe that it isn't as complex as that Zilch............................. I'm not totally familiar of the works of the EPB, but my understanding is that it is basically a clamp in the propshaft that is operated by a wire to an electrically operated drum (small winch??) very low tech but seems to work. The problem I have had with mine is familair to all owners of any Land Rover - it binds on after the car has been parked up for a few days. I have yet to find a way to leave the car with it disengaged, because mine seems to engage itself automatically after a while. It is also a pain sometimes if I pull up at a traffic light and engage it - it either doesn't full release and I have a howling brake for a while or it stick on and the only way to release it is to really welly the loud pedal........................... and then it releases very abruptly. 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 #142538 Tue Oct 23 2007 9:32am
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Zilch



Member Since: 20 Mar 2006
Location: Sydney, sometimes the Whitsundays
Posts: 2835

Australia 2010 Range Rover Sport 3.0 TDV6 HSE Fuji White

thanks for that Tim, what i am finding is that it has been binding on even after a short pull up, such as lights etc.. I have tried to avoid using it where possible over the last weekned to see if it eases, but to no avail. Will keep you posted on what the stealer says tomorrow Another Pommie Bar Steward down under

MY20 Defender 110 SE P400 Eiger/Ebony
MY10 3.0 RRS TDv6 Fuji/Ebony/Anigre

Post #142540 Tue Oct 23 2007 9:44am
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Working Dog



Member Since: 29 May 2007
Location: In the hills
Posts: 193

Australia 2008 Range Rover Sport TDV8 SE Chawton White

From a technical doco.

The parking brake is an electrically actuated system that operates drum brakes integrated into the rear brake discs. The parking brake system consists of:

A parking brake switch.
Left and right drum brakes.
Left and right brake cables.
An emergency release cable.
Two parking brake indicators.
A parking brake module.

The parking brake is operated by the parking brake module, which adjusts the tension of the brake cables to apply and release the drum brakes. Operation of the parking brake module is initiated by the parking brake switch.


It is interesting to note that there is also an emergency release switch for the park brake due to a system fault or the battery is disconnencted.

The emergency release cable is a Bowden cable installed between the parking brake module and the center console. The emergency release cable is held in clips along the underside of the vehicle and enters the passenger compartment below the center console through an aperture in the transmission tunnel. A quick release fitting seals the emergency release cable in the aperture. At the parking brake module, a sealing collar on the outer cable is a push fit in the housing of the parking brake module.

In the center console, a pull ring is installed on the end of the inner cable. The pull ring is designed to fit the hook on the end of the jack handle which, in combination with a screwdriver shaft, can be used to pull on the cable. The pull ring can be accessed by removing a circular panel in the bottom of the center console cupholders, on LHD (left-hand drive) vehicles, or by removing the parking brake switch on RHD (right-hand drive) vehicles.

The pull required to release the latch is approximately 200 N (45 lbf). When the pull ring of the emergency release cable is released, the spring in the parking brake module retracts the inner cable and the nipple moves away from the pawl operating lever.

After the emergency release cable has been used to release the parking brake, the next time an apply selection is made with the parking brake switch, the parking brake module automatically runs through a latching procedure to reconnect the spline shaft with the force sensor. The parking brake module turns the spline shaft so that it moves towards the force sensor. The pawl of the spline shaft then re-engages with the spigot of the force sensor. A second apply selection with the parking brake switch is required to apply the parking brake.
 Just a white TDV8 with a few extras

Post #142544 Tue Oct 23 2007 10:36am
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shmoogle



Member Since: 07 Sep 2005
Location: ... and for every sprinkle I find, I shall kill you!
Posts: 24350

United Kingdom 

Sounds like a set of instructions for putting together an IKEA wardrobe Wink

Good info WD! Thumbs Up 

2009 Outstanding Contribution Award - Joint Runner Up
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Post #142549 Tue Oct 23 2007 10:56am
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Working Dog



Member Since: 29 May 2007
Location: In the hills
Posts: 193

Australia 2008 Range Rover Sport TDV8 SE Chawton White

The bit that took me a little while to get my head around was the "drum brakes integrated into the rear brake discs" Just a white TDV8 with a few extras

Post #142550 Tue Oct 23 2007 11:00am
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shmoogle



Member Since: 07 Sep 2005
Location: ... and for every sprinkle I find, I shall kill you!
Posts: 24350

United Kingdom 

Yeah, not sure about that either....

Someone want to get under their RRS and take some photos if all this is visible? 

2009 Outstanding Contribution Award - Joint Runner Up
2009 'Tech-Head Of The Year' Award - Runner Up


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Post #142552 Tue Oct 23 2007 11:03am
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Jimmy_75000



Member Since: 06 Oct 2006
Location: London, UK
Posts: 1146

France 2010 Range Rover Sport 3.0 TDV6 HSE Stornoway Grey

"The pull ring can be accessed by removing a circular panel in the bottom of the center console cupholders, on LHD (left-hand drive) vehicles, or by removing the parking brake switch on RHD (right-hand drive) vehicles. "

Means that for our cars (RHD), it will be harder to solve the problem! Range Rover Vogue ‘17 TDV6

Gone: Range Rover Vogue '11 4.4TDV8, Range Rover Sport ‘59, Range Rover Sport ‘56

Post #142553 Tue Oct 23 2007 11:08am
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Zilch



Member Since: 20 Mar 2006
Location: Sydney, sometimes the Whitsundays
Posts: 2835

Australia 2010 Range Rover Sport 3.0 TDV6 HSE Fuji White

shmoogle wrote:
Sounds like a set of instructions for putting together an IKEA wardrobe Wink

Good info WD! Thumbs Up


Not sure if it is more a MFI level of quality actually Big Cry Another Pommie Bar Steward down under

MY20 Defender 110 SE P400 Eiger/Ebony
MY10 3.0 RRS TDv6 Fuji/Ebony/Anigre

Post #142557 Tue Oct 23 2007 11:32am
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Zilch



Member Since: 20 Mar 2006
Location: Sydney, sometimes the Whitsundays
Posts: 2835

Australia 2010 Range Rover Sport 3.0 TDV6 HSE Fuji White

Just got back from sunny melbourne, the Sport was fixed by Alto. According to the wife who collected it, so i cannot verify for the accuracy of this statement.. After a time (mumble/grumble/something) had loosened to far, and the EPB mechanism whatever was trying to take up the slack... Whistle All cleaned, reassembled and tightened according to she who must be obeyed.. Laughing so any ones guess is as good as mine..I cannot find where she has hidden the paperwork and she is currently on route to Blighty...so still slightly in the dark Another Pommie Bar Steward down under

MY20 Defender 110 SE P400 Eiger/Ebony
MY10 3.0 RRS TDv6 Fuji/Ebony/Anigre

Post #143015 Sat Oct 27 2007 9:12am
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Working Dog



Member Since: 29 May 2007
Location: In the hills
Posts: 193

Australia 2008 Range Rover Sport TDV8 SE Chawton White

The Electronic Park Brake has an Automatic load adjustment.

While the ignition is on, the parking brake module constantly monitors the input from the force sensor. If the tension of the brake cables goes outside the limits for a given operating mode, the parking brake module automatically restores the tension within limits.

Failsafe Tighten. If, during DAR pre-arming, the vehicle moves, then the maximum cable force is reinstated for the remainder of that ignition cycle. The DAR pre-arming function operates when the transfer box is in high range to reduce the parking brake release time during DAR and to provide a smooth take-off. DAR pre-arming is invoked when:

The ignition switch is in position II.
The transmission is in gear 1, 2 or R.
The vehicle is stationary.
No failsafe tighten actuation has occurred.

Automatic Apply. While the parking brake is applied, if the tension of the brake cables decreases by a prescribed amount from the initial setting, the parking brake module automatically restores the tension to the initial setting.

Automatic Release. While the parking brake is released, if the tension of the brake cables increase to a prescribed amount, the parking brake module automatically reduces the tension to zero.

So there is lots of electronic smarts that have taken over from the lever, ratchet and cable that used to be the hand-brake. Lots more to go astray Very Happy

Are you sorry that you asked now Rolling with laughter Just a white TDV8 with a few extras

Post #143020 Sat Oct 27 2007 9:34am
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