XF and XFR ( X250 ) 2007 - 2015

New to me XF 2.7 diesel

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Old Mar 9, 2023 | 08:12 AM
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Default New to me XF 2.7 diesel

Just migrating over from the S-Type room
I still have the 4.0 v8 beast that is my s-type, but the MOT bloke pulled out some welding that needed doing. Small patches that turned into HUGE strips that made me realise that it was time to change cars. I'll only be chasing things on it now so it'll have to go unfortunately.
So I decided to buy another JAG and picked up a 2008 XF 2.7 diesel, in gold, with 49000 miles on it and service history up to 45000 miles.
All for the princely sum of £2000.
It has a running issue, in that it is knocking and smoke from the exhausts, hence the low price I paid. The dealer initially said it needed a replacement engine, but that didn't ring right to my head. Jag diesel's don't go that bad at that mileage unless they've been abused badly, and I can't see that this one has been.
I spoke with other spanner friends and they all said the same, and we all said the same thing again.........injector knock.
So speaking with the dealer again, he told me he had just taken on an old skool spanner monkey and his first idea for an assessment for him was to have his opinion on this XF that had been sitting in the corner of his workshop since 2020.
Apparently he also said injector knock straight away. So the dealer got some new injectors, and they promptly sat in the boot of the car and nothing got done to the car at all. Pissed off with looking at it, the dealer decided to sell it on at a loss to him.
So I've taken a chance and had it. I know I could be getting into a whole world of hurt if the bottom end has gone, but looking up to the heavens and saying "Dad, don't make me regret this decision" I pray I've made a decent decision.

Well, the car got delivered this morning at 7am.
Starting it up to get it off the trailer, instantly you could smell the really strong aroma of diesel, and it was an absolute pig to fire up.
I haven't looked under the bonnet yet, just parked it up as it's too cold to be playing with new toys today given the current snowfall.
I'll post as I work on it........
 
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Old Mar 11, 2023 | 03:05 PM
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Well I got to the parts shop this morning, £147 later I have 4 new filters and 7 litres of Duckhams JLR oil........£147.................and that's a trade price btw.............
Got back and got stuck in. Thought I'd start with the easy bit first, air filter....................
Now then, according to the service history, this car was serviced at 45142 miles. It now has a smidge over 49000 miles on it, so lets call it 4000 miles difference.
Yeah, right, this is a 4000 mile air filter..........................more like a 40,000 mile air filter............changed on the last service my ****................




Fuel filter was a breeze obviously, as was the oil filter.
Then came the oil change.
Well..............you know how thin oil gets when you've warmed the engine up for a while before you drop it?
My engine was stone cold when I started. But this oil came out like water from a hose pipe, so thin it caught me out nearly, I actually did miss the bucket initially it came out at that sort of speed and angle.
I didn't measure the quantity that came out, but it was certainly more than 7 litres.
At least that little lot is done now.
Bit of cranking to get the fuel back into the filter and she fired up which gave me the chance to have a listen for this knock it's got.
Using the old skool mechanics stethascope, the left ear, I ran it around the engine bay and underneath to get this noise to an approximate location.
I came to the opinion that it's coming from the front of the left hand bank at the top, that's where it's loudest.
I aslo noticed that with the engine running, the auxillary belt tensioner is properly bouncing around and also making a noise, so looks like a new one is possibly needed there as well, but I'll confirm that after I've got the valve covers and timing covers off to do my inspection of what I think may be going on inside the top end.
It's going to be a few days or more before I get back onto this because I have customer motorbikes to fix in the meantime......................
Onwards and upwards
 
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Old Mar 15, 2023 | 07:13 PM
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Hi Steve p10

Welcome to the forum and wishing you well with getting yr XF 2.7 diesel back into good operating condition. Just drawing your attention that the forum also has a forum fior diesel owners - All Diesel Variants.

I've had my Diesel XF 2.7L since brand new (August 2008). I initially had it serviced via a JLR dealer and overtime whilst the price of servicing increased, my confidenced started to wain when I took it to a specialist Jaguar mechanic with 40 years of servicing Jags who pointed out the timing belt hadn't been changes (was three years overdue) plus a host of other things. He took me right round the car and pointed these all out to me and for the past 3-years he has at very reasonable cost got everything back up to scratch (even though the car was running well) and moved the maintenance regime to a combination of preventative as well as targetted maintenance.

I've just returned (3-weeks ago) from an 8,500km drive and the car performed magnificently. I've never had a single fault in the 14.5 years I've had it and wish you well with yr 2.7L.



 
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Old Mar 16, 2023 | 10:22 AM
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14.5 years without a problem!
Wow! Great results.
.
.
.
 
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Old Feb 9, 2024 | 06:14 AM
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Well now, nearly 12 months ago I bought this car, and I'm only now getting around to working on it.
I changed the injectors, but that only made a slight difference. The knock was still there although the smoke out the pipes had reduced somewhat.
After finding that there were a lot of loose nuts and bolts around the engine, especially at the rear of the engine along the firewall, I took the decision to eventually get the car into my garage and do the full engine out and strip job.
Yes, it's took this long to get my garage clear of all the crap to get the car in..............



Finally got the bugger in and started on it. I was wondering how heavy the engine was before I bolt it to my engine stand when I found a cracking video, quite by accident of the TDI V6 diesel in these and Land Rover vehicles that was really interesting, explained why these are prone to the crank bearing failing.
Here's the link:

And here is the beast so far, I'll post more as it progresses.
The engine will be out and on the stand for this weekend so I can start on the full strip down. I'll post videos on my UTube channel as I get round to it and put the links here for others to have a look at.





 
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Old Feb 13, 2024 | 02:56 PM
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OK, so the latest update on my new to me Jag XF
It's mullered.
Replacement engine required.
As you will see from the video, the crank mains have spun significantly. Strangely enough the big ends are fine.......
The crank needs a re-grind, which cannot be done safely as it carries a major risk of snapping down the line, and there is some scoring on the bearing surfaces on the block, which means a line bore.
According to my engine recon place, who I've used for years and years and trust, the line bore is done on a jig at the factory, and they cannot get the tolerances to tie up. So they wouldn't attempt it.
I have found another engine, there are quite a few around, more 3.0l than 2.7's so I'll shove one of those in and hope it doesn't let go in the near future.
Hey ho, a lot of work done just to end in disappointment

 

Last edited by stevep10; Feb 13, 2024 at 03:11 PM. Reason: wrong video
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Old Oct 7, 2024 | 11:26 AM
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CAN SDD REPROGRAM THE INSTRUMENT CLUSTER?

Afternoon all, back again with the continuing saga of this new to me XF........
I bought the replacement engine back in FEBRUARY and eventually got it installed about 4 weeks ago due to other work getting in the bloody way again.
It's only been 18 months since I started this project...................
Anyhoo......
I made a major booboo during the strip down.............somewhat catastrophic some might say........
During the strip down I removed all of the parts at the lower of the windscreen and scuttle panel to access points to aid in the removal of the engine. I didn't do it the proper way by removing it complete on the subframe.
What I DIDN'T do was remove the PCM and put it somewhere safe and out the way of water. I disconnected the engine harness and left the PCM in situ.
Consequently, over the following months, and some very very heavy downpours of rain later, all that water has run down the screen straight into the PCM module and fried it.
I've got a replacement PCM from a 2009 model that has installed fine, I've used SDD to reprogram it and all that is fine. The issues that were being thrown by the other one have all disappeared, however I need to reprogram the instrument cluster so it talks to the PCM and lets go of the security side of things and allows it to start. I should then be able to reprogram the fobs as well.

What I'm asking is does SDD allow the programming of the instrument cluster? I'm using version 130 of SDD.
If so where is it in the program options please? I can't find it, or I'm missing it completely. I've got something that says instrument something or other but it doesn't do a program reset thingy type thing that I need it to do.

I also need help with this in the photo below. It's a coded access but it asks for a password that I don't think I have already.
If anyone could assist here it would be wonderful







 
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