I'd be doing both. That way HDC will only kick in when required.
 Fossicker
					
					
						Fossicker
					
					
                                        
					
					
						Hi, Just a quick question regarding the prolonged used of HDC, i will be towing a off-road camper trailer that will be fully loaded up (it does not have brakes), we will be going to a camp site called west Kunderang in the wild oxley rivers NP, near Armidale, i am told that to get down to the valley there is a fairly steep long sections of downhill to negotiate,
My question is do i continue to use HDC and low range auto, or should i disengage HDC and engage 1st gear low range and use the brakes in short sharp bursts to stop over heating?
I there a chance of HDC over heating brakes?
Thanks Pat
 TopicToaster
					
					
						TopicToaster
					
					
                                        
					
					
						I'd be doing both. That way HDC will only kick in when required.
disregarding the HDC for a sec,,
The D2 has an issue with lack of revs and the Torque Converter,,
no revs = no lockup = runaway car!
all can be averted by actually driving the car downhill, but not sure just how tricky the new command shift box is,,,
anyone?
"How long since you've visited The Good Oil?"
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Why do you have an offroad camper with no brakesfully loaded it will be over 750kg, that is the problem, not the HDC.
Give the car a rest every now and then, might take a bit longer to get to camp, but it might save some arse pucker moments as well, if the track is as steep and long as people would say, on most trips we have done, the steepness of tracks comes down to the experience of the person doing them, what one person calls steep another might think it's not.
You will work it out once your there, I would imagine.
Have fun, Baz.
Cheers Baz.
2011 Discovery 4 SE 2.7L
1990 Perentie FFR EX Aust Army
1967 Series IIa 109 (Farm Truck)
2007 BMW R1200GS
1979 BMW R80/7
1983 BMW R100TIC Ex ACT Police
1994 Yamaha XT225 Serow
Sorry. I know it's off topic.
I have experienced what you describe and certainly it gives the heebeegeebees
Keeping it in low 1st will at least ensure that revs are maintained at a higher level. But then you need to keep an eye on the temperature if it is for a long time.
Alan
2005 Disco 2 HSE
1983 Series III Stage 1 V8
Cheers Baz.
2011 Discovery 4 SE 2.7L
1990 Perentie FFR EX Aust Army
1967 Series IIa 109 (Farm Truck)
2007 BMW R1200GS
1979 BMW R80/7
1983 BMW R100TIC Ex ACT Police
1994 Yamaha XT225 Serow
The HDC is one of those things that's hard to trust but does work very well. I'd be trusting it for sure but the weight of the trailer pushing you down will be concerning if it has no brakes but I presume it does have at least hydraulic brakes like most good off road campers because that should definitely assist you as long as the incline doesn't create excessive drag.
Personally I'd go for HDC while watching temps and monitoring for undesired 'noises & smells' with the window down while watching for pullover spots after the first hundred meters or so.
Sounds like a great trip.
Mate - I dont have this vehicle, but principles are the same. Always the lowest gear - so low range first where its steep. Then bring about assistance of HDC - ie use both.
Cheers
In the D3 the HDC is fully adjustable but is not very smooth and gets uncomfortable - as soon as you do something else in the car like speed up, change range etc the HDC goes back to its highest speed setting so you have to bring the hdc speed back down.
I have found command shift (1st/2nd), low range far superior to HDC. I am not sure whether the TC locks up in these circumstances but if the correct gear is selected you have full engine braking and rarely need to use the brakes (remembering HDC is a brake based system).
So I would be using the gears in command shift and if for some reason that is not good enough then use HDC but it is a bit rough.
Garry
REMLR 243
2007 Range Rover Sport TDV6
1977 FC 101
1976 Jaguar XJ12C
1973 Haflinger AP700
1971 Jaguar V12 E-Type Series 3 Roadster
1957 Series 1 88"
1957 Series 1 88" Station Wagon
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