Smokin!

Submitted: Monday, Dec 08, 2003 at 19:39
ThreadID: 9035 Views:2674 Replies:6 FollowUps:6
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I have a smokin problem. My vehicle refuses to stop no matter how many times I explain how unhealthy it is, and theres no point putting my foot down as it only makes things worse!
Seriously its A 91 Terrano and I know the black smoke is a typical deisel thing and is unburnt fuel. Recently I have noticed a sharp drop in fuel economy and after sitting at the lights for a few minutes it will give a little shudder and blow a large ball of smoke all over the BMW parked up my butt and then we are off. Its like it has to clear its throat before its willing to go anywhere. Bad for economy but good for keeping the tailgaters away :)

The smoke is black, doesnt matter if its warm or cold, air and oil filter changed 2k ago. It also revs at 1100 rpm at idle but in gear only 800 and with aircon on 700 (its an auto) I looked at turning back the idle screw but the cable is on the stopper already. Does anybody know what is wrong? Injectors? Pump? Any heads up appeciated beore it goes to the shop. I have put a bottle of wyns injecter cleaner through the system which hasn't made one zot of difference.

Thanks Jimmy
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Reply By: Truckster (Vic) - Monday, Dec 08, 2003 at 21:24

Monday, Dec 08, 2003 at 21:24
I would say Pump and injectors is the issue ...

Have you had the car serviced? That would be a start ...

Wynns and all other things, I think they are just crap ...
AnswerID: 39697

Reply By: Eric Experience. - Monday, Dec 08, 2003 at 22:17

Monday, Dec 08, 2003 at 22:17
Jimmy.
Congratulations you have got a sticky anaraud, but you don't need a doctor to lance it. On you injector pump you have a circular apendage about 60mm in diameter that contains a diafram which is conected to the turbo, its function is to adjust the fuel to the boost, if you clean it up and check the hose between the unit and the inlet manifold for blockage you may clear it. If you take the anaraud apart note the position of the diafram in relation to the screws because the method of adjusting the match of fuel to boost is to rotate the diafram. Some stupid mechanics try to weaken the spring above the diafram in order to increase power, if this has happened you are up for a $ 250 recalibration of the pump. Eric.
AnswerID: 39702

Follow Up By: Jimmy - Tuesday, Dec 09, 2003 at 20:48

Tuesday, Dec 09, 2003 at 20:48
Thanks Eric, Glad to see my problem actually has a cure and the motors not about to bleep itself! I had a look at the thing you mentioned and the jolly screws to get it apart are under the other thing so I think I will take it to the shop where hopefully they have a thingy they can use to get at the screws. Thanks for the heads up, now I have some idea what to expect when it goes in. Amazing what some people know!
Cheers Jim
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FollowupID: 257425

Reply By: ron1 - Tuesday, Dec 09, 2003 at 01:02

Tuesday, Dec 09, 2003 at 01:02
hey jimmy im with eric matey at lease hes giving you some good thoughts that might save you a few bucks ,better then some people sounding like there mocking you ,cheer eric ,jimmy hope she works out for ya
AnswerID: 39713

Follow Up By: Jimmy - Tuesday, Dec 09, 2003 at 20:55

Tuesday, Dec 09, 2003 at 20:55
Ron, in my opinion its a pity you couldn't get that bloke for more, but at least you know he's spewin!
I sold a boat recently which had a couple of little problems, things you most likely would not pick up until you had used it a few times, but when I sold it I put a reasonable price on it and told everybody who looked at it the full story. The bloke who bought it was chuffed and I could sleep at night
Jim
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FollowupID: 257426

Follow Up By: ron1 - Tuesday, Dec 09, 2003 at 23:05

Tuesday, Dec 09, 2003 at 23:05
cheers jim good to see some one agrees with me ;)
and i havent sent the paper work in yet to the RTA , need to do a few more things on the old girl to get her up to road werthy, and i agree it feels so much better to be able sleep easy at night,
cheers jimmy
ron
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FollowupID: 257440

Reply By: Member - Oskar(Bris) - Tuesday, Dec 09, 2003 at 10:02

Tuesday, Dec 09, 2003 at 10:02
Jimmy
If you are going to do anything around the pump yourself, just be sure to leave the electronic TPI (throttle position indicator) well alone. The mechanic who rebuilt my pump after the low-sulphur thing a few years ago was pleased that the crew who did the pump repairs hadn't touched it either.
He suggests that it's a no-no for home mechanics to fiddle with it.
Let me know how you go.
Hope it works out well for you.
Cheers
OskarThe real oskar
AnswerID: 39727

Follow Up By: Jimmy - Tuesday, Dec 09, 2003 at 20:58

Tuesday, Dec 09, 2003 at 20:58
Hey Oscar, I assume you mean the thing thats connected to some wires?
Thanks for the advice. At his stage I don't think its been fiddled with. The screws that hold it in place have been sealed with some kind of white goop and are still intact.
BTW Whats the low sulpher thing and have you had your exhaust done yet and if so has it improved anything?
Cheers Jim
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FollowupID: 257427

Reply By: Member - Oskar(Bris) - Saturday, Dec 13, 2003 at 17:18

Saturday, Dec 13, 2003 at 17:18
Jim
Re: the "low sulphur thing" A couple of years ago the federal gov decided to stop the sale of diesel with sulphur added to it (or something like that) so the fuel that is available now is low-sulphur.
One of the effects of this is that diesel injector pumps manufactured before a certain date (wouldn't have a clue) do not have seals that are compatible with LS fuel and thus eventually leak fuel out all over the place. It will happen particularly if the vehicle is left standing for a few weeks or so.
The major oil companies who supply diesel accepted responsibility for this and agreed to pay for diesel injector pump upgrades to motorists who have been using their fuel.
Shell paid me $810 to have my pump done up! Believe it or not!!!!!
That was a couple of years ago now and the offer expired back then.
No I haven't had the exhaust system done yet and I expect it won't happen until 2004.
Cheers
OskarThe real oskar
AnswerID: 40134

Reply By: ThundaNZ - Sunday, Dec 28, 2003 at 12:59

Sunday, Dec 28, 2003 at 12:59
Hey Jimmy,

This is a unrelated to this topic as I am unable to reply to you threads on the Terrano alternator problems.

I have a Nissan Terrano (TD27 1992) with exactly the same problems with the battery going flat, same 2.1amp draw on when the ign is off and provides 13.8v @ 2000rpm (battery provides 12.7v on its own), volts drops considerably as I turn stuff on (lights, heater, wipers etc).

What was the outcome with yours? Was it the alternator or something else?

Cheers

Allan
AnswerID: 41193

Follow Up By: Jimmy - Sunday, Dec 28, 2003 at 15:34

Sunday, Dec 28, 2003 at 15:34
Hey Allan, Alas it is the alternator
I nearly ripped apart all the wiring looms under the hood trying to track it down! But eventually I was able to prove it was the alternator. It shouldn't have taken so long but I followed the wrong wire at one stage and it totally put me out,.

To double check: On the right hand side of the engine bay, just behind the headlight should be some quick connect type connnectors, disconnect the one that leads to the alternator and test for current draw
on your battery with the ignition off. If there is none replace the alternator. I never found out what was wrong mine I just replaced it. These altenators have a history of crapping out

Check out Auto electrics Australia for a cheap (comparitively) new replacement
aea.com.au
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FollowupID: 303747

Follow Up By: ThundaNZ - Monday, Dec 29, 2003 at 07:05

Monday, Dec 29, 2003 at 07:05
Thanks Jimmy,

Trying to way up my options, seems I am from New Zealand is costs $900NZ ($783AUD) for a new one and $700NZ ($610AUD) to get a recon one.

I am waiting to see what aea.co.au quote, it may be cheaper sourcing it from Aussie yet. Going to strip it down anyway (the engineers/sparkies at my work have the the tecko gear for this), It may simply require a new regulator/brushes (even though that costs $180NZ ($156AUD).

Can't believe the prices on these things.

But thanks for your help anyways, appreciated.

Allan

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FollowupID: 303763

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