Ford Mondeo Including ST Discuss all things about the Ford Mondeo from all models inc the ST220/200 etc in here!

A dim question !

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Old Apr 14, 2013 | 11:50 AM
  #1  
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paulhunt1964
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Default A dim question !

I have two Mondeo Mk3 2.0lt Diesel 130PS.
I bought the 05-Plate (LX) 18 months ago, which my Young Lady uses.
I have recently bought a 56-Plate (Titanium X) for me.

The only apparent difference between the engines is that the 56-Plate is EURO4 emmissions, but they behave differently.
Do I have a problem ?

The 05-Plate revs drop smoothly to normal tick over rates when changing gear.
The 56-Plate revs drop smoothly to normal tick over rates when stationary, but when moving; changing gear at 2,500 revs (or above)drops to just under 2,000. Changing gear at 2,000 revs drops to around 1,500.
This doesn't seem to be a problem and the car drives fine, but is it normal for the revs to sit so far above tick over between gear changes ?
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Old Apr 14, 2013 | 12:27 PM
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I would say no, ive had an escort gti in the past which did the same thing, it gradually got worse i.e if i changed gear at 4k rpm the revs would stick there when i pressed the clutch, i had to get the idle speed sensor changed(or throttle position i forget now).

Definitely shouldnt stick that high, it should drop down to 1 or below like any car.

Id get it sorted as soon as you can, it may get worse and it'll be reving its nuts off every gear change

Last edited by BM08; Apr 14, 2013 at 12:28 PM.
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Old Apr 14, 2013 | 01:15 PM
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Many Thanks, BM08 !
I'll get it looked at...

Cheers !
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Old Apr 14, 2013 | 02:05 PM
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Yes it is normal. The revs are designed to hang higher a bit longer at speed for smoother gear changes and to take a bit of stress off the clutch.

You will notice if you drop the clutch at speed, put it into neutral then brake, the revs will stay at about 1500rpm until the car stops, which is when it will drop to normal idle speed.
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Old Apr 14, 2013 | 02:12 PM
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Thanks for the reassurance RichieST !
That's what I was hoping to hear, but was intrigued by the fact that the 05-Plate and 56-Plate Mondeo mk3 behave differently, even though they apparently have the same engine.

Many Thanks for your reply !
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Old Apr 14, 2013 | 05:04 PM
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Probably just something added into the ecu, I'm sure if you took your older one to Ford to update the ECU with the latest software then it would probably also do it too.
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Old Apr 14, 2013 | 05:09 PM
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Many Thanks, Richie.
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