AuthorTopic: 300 tdi engine swap  (Read 3999 times)

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Offline mrsbrumie

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300 tdi engine swap
« on: May 25, 2009, 08:38:41 »
Hello all,
          Started to do the engine swap on Sara's old disco yesterday got the engine out of the donor & started to undo everything on the blown one & have just realised that the blown one has the later type of fuel pump & air filter (electronic) now my question's are:-

Can i just do away with the electronic bits & put the donor engine complete with pump etc straight in ?

Also the donor engine has come out of a manual & is going into an auto anyone know of any major problems I may encounter ?

Thanks in advance

John

Offline morson4x4

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Re: 300 tdi engine swap
« Reply #1 on: May 25, 2009, 08:49:34 »
the gear box shouldn really matter as long as its same power, as for fuel pump i not 100% sure but think u should be ok as long as the engine is identical what engine you putting in
One Life, Live It

Offline muddyjames

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Re: 300 tdi engine swap
« Reply #2 on: May 25, 2009, 16:02:55 »
all you will need to do is put the torque converter on the new engine instead of the clutch plate. Also you will need to fit the different linkage for the foot pedal otherwise you wont get kick down but I left the manaul one on and left the kick down off. Makes a vast improvement on mpg and it doesnt change up and down all the time on hills. It holds it in gear that little longer.
Rover 620i 223,000 miles on the clock :)
1995 300tdi auto ES Disco. Big Green Giant

Most expensive item for a Disco is????? a round piece of paper stuck on the windscreen!

Offline SteveGoodz

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Re: 300 tdi engine swap
« Reply #3 on: May 25, 2009, 17:27:34 »

Can i just do away with the electronic bits & put the donor engine complete with pump etc straight in ?

Also the donor engine has come out of a manual & is going into an auto anyone know of any major problems I may encounter ?


John,

This kinda depends on whether the auto vehicle has EDC, or not. If it does then you'll need to use the electronically controlled fuel pump, etc., or the control system won't be able to meter the fuel correctly. Also, EDC engines have several additional temperature sensors fitted and you might have to swap the cylinder heads over to get those.

If you've got a copy of RAVE take a look at the differences in the workshop manuals.

HTH :-
Regards

Steve G
"Paddy" a 1996 3.9 V8 ES Auto Discovery
A re-imported Japanese model running on LPG

Offline barmiebrumie

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Re: 300 tdi engine swap
« Reply #4 on: May 26, 2009, 13:41:46 »
Hi, Thanks for the replys,

The engine that is going is is a 300tdi from a R reg

Really hoping that I dont have to change pump's etc as I have a feeling that the pump was playing up before th engine died, used to misfire when you tryed to accelerate hard or get the kickdown to 'kick in' also don't know how much internal damage was done when it hydraulicked

As for the kickdown cable hopefully I can fabricate a bracket for that,

James was your electronic ?
John.

Offline barmiebrumie

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Re: 300 tdi engine swap
« Reply #5 on: May 28, 2009, 17:12:35 »
Well wish me luck as I'm going to see if I can get the blown engine out over the wekend & swap some bits over ready to put the new  one in  [-o<
John.

Offline muddyjames

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Re: 300 tdi engine swap
« Reply #6 on: June 01, 2009, 18:21:28 »
I had a cable kickdown.

it is really easy to swap the bits over if it is cable. just remove the bolt from the throttle cable linkage that goes onto the engine, keep a note of the order of the parts are in and put onto new engine.

But I really wouldnt bother with the kick down. As I said befre, it drives SO much better without it. If you need kickdown just pull the gear lever back a gear. does the same thing.
Rover 620i 223,000 miles on the clock :)
1995 300tdi auto ES Disco. Big Green Giant

Most expensive item for a Disco is????? a round piece of paper stuck on the windscreen!

Offline barmiebrumie

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Re: 300 tdi engine swap FUEL PUMP WIREING ???
« Reply #7 on: June 07, 2009, 21:58:17 »
Hi again,
              Got the engine in & all bolted up over the weekend  :clap:, only problem I have now is the wiring being different plugs  :?, plan is to just get the stop solenoid to work off the ignition but haven't got a clue about electronics, no fuel getting through  :evil: will fire up & run on easystart.

Any help will be appreciated


Thanks in advance

John
John.

Offline Range Rover Blues

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Re: 300 tdi engine swap
« Reply #8 on: June 08, 2009, 00:34:13 »
With the non EDC 300 TDi you can adjust how "agressive" the kickdown is, because there are 4 positions for the cable to connect to the operating "horn".

On my sister's I moved it out to the last one and adjuysted the cable acordingly, now it kicks down much later.  Of course it has been tweaked so it's got more grunt when solo and with the 'van on you just have to stamp on the pedla to make it go anyway.

Og course, you'll remember how well it goes won't you ;)
Blue,  1988  Range Rover 3.5 EFi with plenty of toys bolted on
Chuggaboom, 1995 Range Rover Classic
1995 Range Rover Classic Vogue LSE with 5 big sticks of Blackpool rock under the bonnet.

Offline muddyjames

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Re: 300 tdi engine swap FUEL PUMP WIREING ???
« Reply #9 on: June 08, 2009, 19:10:39 »
Hi again,
              Got the engine in & all bolted up over the weekend  :clap:, only problem I have now is the wiring being different plugs  :?, plan is to just get the stop solenoid to work off the ignition but haven't got a clue about electronics, no fuel getting through  :evil: will fire up & run on easystart.

Any help will be appreciated


Thanks in advance

John

I took off the original wiring loom and fitted mine back on so the plugs all match up.

As for the ignitio. Try running a cable direct from the battery to stop solonoid. Thats how mine started. I now have a switch in the car to control the stop solonoid. Its great when you forget something in the house. Take the key out and the engine carries on running. saves on fuel! legal too though! passed 2 mots like it now. good security device as well.
Rover 620i 223,000 miles on the clock :)
1995 300tdi auto ES Disco. Big Green Giant

Most expensive item for a Disco is????? a round piece of paper stuck on the windscreen!

Offline RichardM

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Re: 300 tdi engine swap FUEL PUMP WIREING ???
« Reply #10 on: June 08, 2009, 21:38:35 »
Hi again,
              Got the engine in & all bolted up over the weekend  :clap:, only problem I have now is the wiring being different plugs  :?, plan is to just get the stop solenoid to work off the ignition but haven't got a clue about electronics, no fuel getting through  :evil: will fire up & run on easystart.

Any help will be appreciated


Thanks in advance

John

I took off the original wiring loom and fitted mine back on so the plugs all match up.

As for the ignitio. Try running a cable direct from the battery to stop solonoid. Thats how mine started. I now have a switch in the car to control the stop solonoid. Its great when you forget something in the house. Take the key out and the engine carries on running. saves on fuel! legal too though! passed 2 mots like it now. good security device as well.

By legal I assume you means it passes the MOT like that, but it is against the law to leave a parked car and not switch off the engine
« Last Edit: June 08, 2009, 22:12:19 by RichardM »
Richard Martin
Cardiff
1994 300Tdi Automatic

Offline barmiebrumie

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Re: 300 tdi engine swap FUEL PUMP WIREING ???
« Reply #11 on: June 09, 2009, 09:03:27 »
Hi again,
              Got the engine in & all bolted up over the weekend  :clap:, only problem I have now is the wiring being different plugs  :?, plan is to just get the stop solenoid to work off the ignition but haven't got a clue about electronics, no fuel getting through  :evil: will fire up & run on easystart.

Any help will be appreciated


Thanks in advance

John

I took off the original wiring loom and fitted mine back on so the plugs all match up.

As for the ignitio. Try running a cable direct from the battery to stop solonoid. Thats how mine started. I now have a switch in the car to control the stop solonoid. Its great when you forget something in the house. Take the key out and the engine carries on running. saves on fuel! legal too though! passed 2 mots like it now. good security device as well.

Wish it was that simple, the new engine & pump has two pulgs on it with 3 wires to each plug so really confused now  :oops:
John.

Offline barmiebrumie

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Re: 300 tdi engine swap
« Reply #12 on: June 12, 2009, 12:24:23 »
The pump on the 'new' engine has 2 plugs both with 3 wires  , so decided to change fuel pumps over IE:- use the 'EDC' fuel pump, any advise as to changing pumps would be appreciated, how do I know for certain I have tdc ? etc etc

Thanks again

John
John.

 






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