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Diesel Clatter

1886 Views 19 Replies 11 Participants Last post by  adrian haslett
Hi,

Does anyone know anyone you can trust in Essex area to finally find out what's wrong with my 2006.5 car.

It has what I would consider a load diesel knock rattle that is only their upon pull away and goes away above 1500 Revs,

DMF Has been changed including clutch.
Auxilary Tensioner has been changed all 3 parts.

Still the same anoying rattle upon pull away, plain annoying.

I have put some deisle addictive in it that ups octane and I can't say even on double dose it makes a difference.

No other symtoms i.e no smoke etc.

It's done 120K with Full Ford Service History.

I'm thinking injectors but don't want to put words into mechanics mouths and find out after saving up anough to repalce any faulty ones , it's not them.
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Not the turbo pipe knocking is it? Quite a common problem. Not had it myself though so not sure what it sounds like exactly
Hi Adrian.

Certainly check out the boost pipe on front left of the engine below the radiator etc. I had a terrible noise which turned out to be this pipe. The metal bracket starts to vibrate against the chassis buy the noise of this usually appears between 1500/2000 revs.

I think someone else has given a detailed fix but I cured mines with dome foam pipe insulation.
This is cheaper than injectors so worth a look I think!
Is it a TDCI? If so it may be worth seeing if it has had the PCM updated to the latest software and get the injector correction factors re-calibrated whilst it's in - these two cost approx £100 in a ford garage (done at the same time) but made my car run like new.
My symptoms were noisy idle and a knock under initial acceleration - all now gone. My car had done 95,000m.
[quote name=adrian haslett]Hi,

Does anyone know anyone you can trust in Essex area to finally find out what's wrong with my 2006.5 car.

It has what I would consider a load diesel knock rattle that is only their upon pull away and goes away above 1500 Revs,

DMF Has been changed including clutch.
Auxilary Tensioner has been changed all 3 parts.

Still the same anoying rattle upon pull away, plain annoying.

I have put some deisle addictive in it that ups octane and I can't say even on double dose it makes a difference.

No other symtoms i.e no smoke etc.

It's done 120K with Full Ford Service History.

I'm thinking injectors but don't want to put words into mechanics mouths and find out after saving up anough to repalce any faulty ones , it's not them.[/quote]
A work around is to keep revs above 1500 when pulling away. Have you also tried BP Ultimate or similar? If a visit to Frod does fix it with a PCM update can you please post the reference number for the update; good luck!
Sounds like software upadte is the way forward, I will post back when it's done, won't be this month or next thougth. I have not tried BP Ultimate as the diesel adictive I use ups the octane by 4 and I someotimes use double dose, car likes it i.e better fuel aconnomy but it makes no difference to noise, I do think it's a injector, as it's kinda tapity. Let me see if if I can get you the PCM Number for the update before then, i'll post back.
Injector would be my suspicion if it sounds dieselly.
are we being had over with these pcm updates?

upload 1 file to the car = £100?

sounds a right scam
Basically they charge an hours labour. Wish I could get £100 per hour!
Yeah - I know!! I bet it takes them 20 minutes too! What really hurt was the fact that they refused to do any work before charging me £50 to look at it even though (I thought) I knew what the problem was (and I was right). I spoke to a few ford garages and they all said this to me... bastards!

It was worth it though - it's like a new car!
It's a complete and utter scam - they're charging us money to upload an 'update', because the existing file isn't quite right. They should do it for free and apologise, not charge a fortune to literally press a couple of buttons.

I rang Ford to ask about a recode, they told me it was two hours labour. Since when has it taken two hours?

I'll buy parts from Ford, but I'll never have them work on my car.
tell me this........

my old HGV/Van gang workshops have the OBD2 gear and checked my 55 plate Tourneo 125ps when it went limp and found the fault

as i have them on tap and cheap (mates)....

1. would thier gear read my injector codes?
2. would it recode injectors?
3. would it upgrade the PCM software
mondeotdci130 said:
tell me this........

my old HGV/Van gang workshops have the OBD2 gear and checked my 55 plate Tourneo 125ps when it went limp and found the fault

as i have them on tap and cheap (mates)....

1. would thier gear read my injector codes?
2. would it recode injectors?
3. would it upgrade the PCM software
1. Yes
2. don't know, depends upon software used
3. Again, don't know but I would expect only Ford dealers to have access to the PCM firmware updates.
Again, don't know but I would expect only Ford dealers to have access to the PCM firmware updates.
mmmmm, its a file like any other, once its installed on a vehicle and can be read i assume it can be copied, then installed Et Al by anyone with the right computer/software and connections....

suprised it isnt being sold on FleaBay!

lets put it this way, a remap replaces or overides a ford "update" rather than runs in tandem i assume, so we know a remapper has the gear
did you do the concentric slave cylinder at the same time?
mondeotdci130 said:
Again, don't know but I would expect only Ford dealers to have access to the PCM firmware updates.
mmmmm, its a file like any other, once its installed on a vehicle and can be read i assume it can be copied, then installed Et Al by anyone with the right computer/software and connections....

suprised it isnt being sold on FleaBay!

lets put it this way, a remap replaces or overides a ford "update" rather than runs in tandem i assume, so we know a remapper has the gear
But a remapper totally replaces the existing firmware with their own, I'm hoping to go this route soon so fingers crossed it sorts out the hot start issue. I suppose the remappers can read the original firmware as this would be the basis for their 'remap' but I'd guess there's very little money in just a basic update so thats why Ford have the monopoly.
reading these pages it seems just getting to a decent running point (if youve got diesel clatter) is gonna cost you £100 at Ford for 20 minutes work, and gets you a PCM update (file upload) and maybe an injector code check (read a file)

if i was a remapper id maybe look at doing these as many owners dont WANT more power, but DO want rid of the excess noise
I beleive noise is coming from Diesel Pump, as on idle it's a bit knocky but the same as other Mondeo's i.ve checked but if I lift the clutch up when in gear and handbrake up, I get the same noise I get on pull away normally and it sounds like it's coming from the pump area if this is where auxilary tensioner is and where sticker saying what engine is stuck that is, I've had all the tensioners done and belt put on only couple of months back. I'm assuming therfor that I'm well and truely up S**t street ?
I thought crankshaft pulley was changed when doing auxilary drive belt and pulleys / tensioners as mentioned in the tsb that went out about noise in this area ?

I asked Ford to change as described in this tsb which I thought was all pulleys / tensioners in this area ?
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