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Going from a TD5 to a 300TDI?

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nosnibod:
Well I thought it time to give an update on the injector harness problem I was having.

After messing about with the harness plug (it had the tiniest amount of oil in it) it didn't seem to matter what I did with it. In the end two tins of electrical contact cleaner were wasted trying to clean out the plug. Two trips to the dealer (where it behaved itself impeccably both times) did show a logged fault on injector number 1 but that's alll.

Guess what - it's not the plug  :oops:

I found out purely by accident that if I put a finger on the plug the misfire started. After taking the rocker cover off I noticed that just by pressing a finger against the plug moved the loom and the connector on the injector nearest to the plug - yes injector number 1  :roll:

So I pulled the electrical connector off the injector and it seemed a bit loose... Too loose...

So, the loom is at fault, but it's dead easy to solve - just tweak the injector spade connectors with a pair of needle-nose pliers to tighten them up a bit.

I put it all back together and no amount of abuse will get it to misfire :D

I've done nearly 4,000 miles since then and it's still okay. I took the acoustic cover off at the weekend (to check that the rocker cover was still oil-tight) and did the "wiggle-plug" test - didn't cause any problems.

So, problem identified and solved. I like problems that I can find the answer to, so I'm a very happy bunny :D

landraver:
Well done Dave, nice one!!

Although the offer's still there if you want a swap :lol:  :lol:  :lol:



Jeff

dreadnought110:
:) Just a quick one i converted to 300tdi with uprated intercooler vortex exhaust and overdrive oh and had the pump tweaked she pulls lovely you can do 30mph in fifth and floor it she just winds the turbo up and pulls!!! no fuss no vibrations no moaning she just goes!! do that in a standard td5 and it chuck's it's dummy out oh and the manual tdv6 disco's just the same you have to rev common rail diesels to get them to pull (i.e no low down torque) i admit top end a td5 will beat me but low down i don't think you can beat a sorted 300 tdi.

smo:
Glad you got it sorted, see, simple really :D

As for 30mph in 5th gear - i bet my untuned TD5 will manage just fine, and know it would be even better if tuned.

nosnibod:

--- Quote from: "dreadnought110" ---:) Just a quick one i converted to 300tdi with uprated intercooler vortex exhaust and overdrive oh and had the pump tweaked she pulls lovely you can do 30mph in fifth and floor it she just winds the turbo up and pulls!!! no fuss no vibrations no moaning she just goes!! do that in a standard td5 and it chuck's it's dummy out oh and the manual tdv6 disco's just the same you have to rev common rail diesels to get them to pull (i.e no low down torque) i admit top end a td5 will beat me but low down i don't think you can beat a sorted 300 tdi.
--- End quote ---


Get the TD5 similarly sorted out and it will do the same - mine does 30mph in fifth even with the 1.2:1 disco gearing and you can just ride the wave of torque to accelerate [1]

I regularly sit at 30 mph up through a local village that has about a 1:15 hill and speed bumps (locals must absolutely love that!) in fifth and then when it returns to the national speed limit I just tickle the loud pedal :twisted:

Lately though I've been emulating BTM and seeing what mpg I can get by being a bit more, um, sensitive with the right hoof. I'm regularly seeing about 32mpg now without thinking too hard about it.  :D

[1] I think this is where a properly remapped ECU rather than a plug-in box really makes a difference - better throughout the entire rev range.

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