Shutting Down Turbo Diesel Engine
Submitted: Monday, Mar 19, 2007 at 08:21
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Sacred Cow
Hi,
We have recently bought our first turbo diesel 4WD vehicle and we are having trouble remembering to let the endine idle for a while before shutting down the engine. I have heard that there are after-market turbo timers available and also heard that they are illegal.
How do you remember to idle your T/D before shutting it down?
What are the facts on turbo timers?
Regards
SC
Reply By: Diver1 - Monday, Mar 19, 2007 at 08:29
Monday, Mar 19, 2007 at 08:29
my olds ave a timer on their turbo diesel...has a 1 , 3 and 5 minute choice...usually on 1 minute and on 5 after major driving.....just gotta remember to have it in neutral!!
dunn about them beoing illegal...if so...bugger 'em and get one anyway...it saves sitting in the car for another minute or so to let it idle down!!
Laura
AnswerID:
228257
Follow Up By: Member No 1- Monday, Mar 19, 2007 at 09:08
Monday, Mar 19, 2007 at 09:08
its only illegal to have your car idling while unattended
FollowupID:
489071
Follow Up By: Member - Oldplodder (QLD) - Monday, Mar 19, 2007 at 16:50
Monday, Mar 19, 2007 at 16:50
So if it is idling while I am 5 metres away, is it still attended ? :o)
To stretch the point further, what if I am in a
shop getting a newspaper, and within 5 metres???
FollowupID:
489123
Follow Up By: Member No 1- Monday, Mar 19, 2007 at 18:10
Monday, Mar 19, 2007 at 18:10
if i was a copper i'd tell you..
FollowupID:
489141
Follow Up By: Member - Bucky (VIC) - Tuesday, Mar 20, 2007 at 05:49
Tuesday, Mar 20, 2007 at 05:49
Go
Laura
Hehehehehehehe
Yes I wind
mine down all the time.
Around town its not a big deal, but I live in a country town of about 10,000 people, and I keep the revs down, and can switch it off immediately.
On trips, or if I have done some hard work with it, as you know, I let it wind down.
These days I can take my time, and I have seen " first hand " how much damage is done to turbo's that are run firm, then switched off.,
LOL
Bucky
FollowupID:
489214
Follow Up By: madcow - Tuesday, Mar 20, 2007 at 07:56
Tuesday, Mar 20, 2007 at 07:56
I'd
check with your insurance company before installing a turbo timer. Technically your vehicle should not be left unattended whilst idling. It makes good sense to let things cool down and normalise before shutting the engine off.
FollowupID:
489222
Reply By: Gronk - Monday, Mar 19, 2007 at 08:33
Monday, Mar 19, 2007 at 08:33
What sort of T/D is it ??
Depends what you have done with the engine just before you want to shut it down ??
If you have driven it around town like a normal car, then shutting it straight down is OK, but if , for example you have just pulled into a servo after some high speed driving along a freeway ( especially if you have been towing ) then yes, a short idle down time is advisable ( 30secs to a minute )
I find that nearly everytime I want to park the 4x4, the sort of driving I did just before it was easy type of driving so I just turn it off straight away..
AnswerID:
228260
Reply By: Member - Phil G (SA) - Monday, Mar 19, 2007 at 09:29
Monday, Mar 19, 2007 at 09:29
Manufacturers normally print their recommendation in the owners handbook, or on a sunvisor. For my vehicle, I extend the idling by 2 minutes when doing country driving. Around town its not necessary. I don't use a turbo timer - I manage to remember, and don't like to add too many electrical gadgets.
AnswerID:
228266
Reply By: mike w (WA) - Monday, Mar 19, 2007 at 09:33
Monday, Mar 19, 2007 at 09:33
As member 1 said, it is only illegal to leave a vehicle running unattended.
I have a turbo timer fitted to my rodeo. It is made by a company called Bogart. It cost around the $210 mark and is available, depending on vehicle type, in a plug and play configuration, which takes all of 15 minutes to fix. you basically find where the ignition wiring loom plugs into the fire wall or there abouts, unplug it, plug the timer in, then plug the ignition loom into the timer, connect up the earth wire and away you go. The hardest part is putting the dash back together. The 'brains' is mounted up under the dash, and all that is visible is the control panel mounted on the dash area.
As for suppliers, you should be able to get one from a turbo
shop, I got
mine from turbo tech in
perth, however Im sure someone such as Denco diesel, a page sponsor, will have something.
There are many types and brands available. Look around for one that suits your vehicle. If a plug and play version is available, a much better option than one you have to wire in.
AnswerID:
228267
Follow Up By: mike w (WA) - Monday, Mar 19, 2007 at 19:45
Monday, Mar 19, 2007 at 19:45
DOH!! It was a BES turbo timer, not a boggart! Doug T's
pic reminded me.
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489163
Reply By: Member - Doug T (W.A) - Monday, Mar 19, 2007 at 09:53
Monday, Mar 19, 2007 at 09:53
All the ither posts have told you the answer, I will add though if you have just gone about 1klm down to the
shop to get the paper then the motor won't need to idle ,
Have a look at this link, It sums it up good for you .
" target="EOF" class="lbg">www.4wdworld.com.au/products/bogaard/
AnswerID:
228271
Follow Up By: Member - Jason S (SA) - Monday, Mar 19, 2007 at 16:42
Monday, Mar 19, 2007 at 16:42
I have this one fitted to my 89 NG EXE TD Pajero. Mitsubishi say that I should idle the vehicle for one minute. I set the timer for 2 minutes or 4 after the
Hay Plains on a 50+ day.
Just make sure your handbrake is working the way it should. Best to stick around with it as
well. Forget the legality of it, on idle if it was to drop back in gear, it is capable of taking out any house/office wall and may even keep going for what ever time you set it for.
I would hate to explain that to the insurance company.
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489121
Reply By: robak (QLD) - Monday, Mar 19, 2007 at 11:49
Monday, Mar 19, 2007 at 11:49
Sacred cow.
I have a 2.7l turbo diesel with a turbo timer. The timer sets itself according to the EGT (I think) With normal city driving it never goes for more then 20 seconds, usulally around 6 seconds though. When driving on the freeway, (or soft sand) for 30 minutes or more it sits around 1min30sec. By the time I get
home through stopping at lights etc it will drop to around 10-15 sec.
So if you were to pull into a servo stright off a freeway let it idle for a bit, otherwise just turn the enging off 5 seconds after you stop.
Turbo timers are legal but you must be with the vehicle (no more then 3 metres away) while it's idling.
R
AnswerID:
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Reply By: Member - Duncs - Monday, Mar 19, 2007 at 12:09
Monday, Mar 19, 2007 at 12:09
Had a turbo timer on the old GQ and was wondering about what to do when I got the GU. Reading the owners manual it seemed that Nissan are not to concerned about it.
What I do is pull up and organise the stuff I am taking out of the car, which always includes the mobile.
By the time I have gotten that out of its cradle and got the door open it is time to switch off.
If I have been on long run and working hard, say when we pull up for a lunch stop at the roadside, I just park in neutral until I have unpacked the stuff I need for lunch and then switch off.
Duncs
AnswerID:
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Reply By: Member - DOZER- Monday, Mar 19, 2007 at 15:11
Monday, Mar 19, 2007 at 15:11
Make sure you have one of those failsafes that wont allow the door to tbe shut and locked with ignition key in the ignition......only problem with turbo timers.....you get used to locking the door with the motor running, and sometimes you can find yourself outside a locked running vehicle...especially after night shift....
Andrew
AnswerID:
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Follow Up By: mike w (WA) - Monday, Mar 19, 2007 at 19:47
Monday, Mar 19, 2007 at 19:47
he he he, been there, done that. Thank god for the humble clothes hanger LOL
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Reply By: Member - Brian (Gold Coast) - Monday, Mar 19, 2007 at 16:13
Monday, Mar 19, 2007 at 16:13
I chose NOT to use a turbo timer, instead I installed a pyrometer (measures exhaust gas temperature, commonly referred to as EGT).
Mine is mounted on the "A" pillar on the drivers side in easy view. We don't switch the engine off till the EGT drops below about 180 deg C. Yes, you have to remember to look at it, but before long it becomes a habit anyway. And it's a good idea to monitor the EGT anyway, particularly when towing as it's very easy to "overheat" a turbo on long
hill climbs etc.....
Cheers
Brian
AnswerID:
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Follow Up By: Sacred Cow - Monday, Mar 19, 2007 at 16:54
Monday, Mar 19, 2007 at 16:54
Brian,
Thanks for this tip. TJM and ARB don't seem to sell EGTs so where does one purchase one, please? Can you install them yourself?
Regards
SC
FollowupID:
489124
Follow Up By: Member - Brian (Gold Coast) - Monday, Mar 19, 2007 at 17:20
Monday, Mar 19, 2007 at 17:20
I got ours from our mechanic. It's a VDO, (Apparently they are the most accurate and reliable??) I did install it myself, there was a fitting on the relevant pipe at the turbo for the pyrometer probe to screw into. Then it's a matter of wiring it up to a + & - power supply. I cheated and simply bridged to the light from the + so
mine is luminated whenever the key is on, not just when the car lights are on..... 'cos I'm lazy!!! LOL...
Cheers
Brian
FollowupID:
489134
Follow Up By: Member - Roachie (SA) - Tuesday, Mar 20, 2007 at 16:49
Tuesday, Mar 20, 2007 at 16:49
I can thoroughly recommend the digital unit supplied by Thermoguard, who are a sponsor/advertiser on this site.
Fitting is fairly easy, provided you have a suitable threaded lug on the dump pipe or manifold into which you can screw the thermocouple (fancy name for the stainless steel pick-up probe). There are 4 wires for the digital box.....2 go to the thermocouple and the others are positive and negative.....dead simple.
FollowupID:
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Reply By: Member - Doug T (W.A) - Monday, Mar 19, 2007 at 17:22
Monday, Mar 19, 2007 at 17:22
So what if it's illegal. If some ninkumpoop steals it they'll only get a few hundred meters ....down the road...around the corner and then the engine will stop and car will come to a stop .....halfway across the railway crossing, Can't really see what all the fuss is about .....
AnswerID:
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Follow Up By: Member No 1- Monday, Mar 19, 2007 at 18:13
Monday, Mar 19, 2007 at 18:13
you dont need to convince me...its boys with the blue n white checkered head band around their hats doug
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Follow Up By: Member - Roachie (SA) - Tuesday, Mar 20, 2007 at 16:56
Tuesday, Mar 20, 2007 at 16:56
As has been said before, it's not the timer that's illegal......it's leaving a vehicle unattended with the motor still running; perceived to be a "run-away" risk I suppose. I had a timer on my old GQ and it never ran away!!!
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Reply By: AS/KS - Monday, Mar 19, 2007 at 18:58
Monday, Mar 19, 2007 at 18:58
Ive been told they are illegal and you might want
check with your insurance...
Wont stop me fitting one, but the missus thinks ive got enough gadgets.
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Reply By: Allan JJ - Monday, Mar 19, 2007 at 22:20
Monday, Mar 19, 2007 at 22:20
Does anyone know anybody who has actually stuffed something because they didn't have a turbo timer?
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228456
Reply By: Rockpig - Monday, Mar 19, 2007 at 22:58
Monday, Mar 19, 2007 at 22:58
About 70% of the transport industry have turbo timers.
No body has damaged an engine from not having one, just from not having any brains in the first place. (lazy)
In fact more people damage engines by having a turbo timer.
They have over extended idle periods and glaze the bores.
Some large transport companies have done the studies and found that if the yard speed is 15km, and it takes 2min to idle to park etc then that is enough idle down.
The fuel saving over the year was huge, and no glazed bores.
If your on a long haul towing van/trailer usually you come into town and you slow down, take it easy
parking, etc. Find the wallet, talk to the missus/kids, stretch the legs and reach in and shut the rig down. No more than 2min idle on a small engine.
Save your money, have less to go wrong in the middle of nowhere, buy a better fridge or something thats goin to $ave fuel.
AnswerID:
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Reply By: Sacred Cow - Tuesday, Mar 20, 2007 at 16:34
Tuesday, Mar 20, 2007 at 16:34
Thanks very much to each of you for your insightful responses. Greatly appreciated.
Regards
SC
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