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Author Topic: Petrol consumption (X20XEV)  (Read 5862 times)

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Craig_R

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Re: Petrol consumption (X20XEV)
« Reply #30 on: 07 November 2007, 19:41:07 »

To be honest there is nothing wrong with those plugs apart from the oil on them that would worry me alittle is there any oil at all in the spark plug wells ?

I would not class your plugs as white i would class them as normal.

I Still think its your Coolent Temp Sensor
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mkaminski100

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Re: Petrol consumption (X20XEV)
« Reply #31 on: 07 November 2007, 22:24:20 »

Cam shaft cover gasket will be replaced this week - this is the reason of oily spark plugs. There is no oil on the spark cords.
As said before, when I came back from long trip they were white, but after three days of short trips, they look like that.
I will check the sensor. Do you know any other easy way to do it? I don't want to take it out of the engine.

There is something more that bothers me. When I start up cold engine (can be warm a little) I can smell unburned fuel  (not the fumes smell) from the manifold area but cant locate the source. It is only for few seconds and then its ok. It might be a air recycle system, but all hoses are ok.
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Kevin Wood

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Re: Petrol consumption (X20XEV)
« Reply #32 on: 08 November 2007, 00:03:46 »

Is that oil staining around the base of the insulator on those plugs or has the seal between the insulator and the metal surround started to leak?

Plug colour tells the story of what was happening for the last minute before they were removed. Also, with unleaded fuel it's less of an indicator. If the car has been idling for a while or started from cold they may well be sooty. If the car has just been driven under load at anything like the right mixture they will be white, or at least very clean with unleaded fuel. Those plugs certainly don't look bad, and a car with closed loop lambda control will put a fault light on rather than run with an incorrect mixture.

The ECUs coolant temperature sensor is worth checking IMHO.

Kevin
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Marks DTM Calib

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Re: Petrol consumption (X20XEV)
« Reply #33 on: 08 November 2007, 08:42:56 »

It would appear that teh MID might also have the wrong varient coding which could skew the consumption figures (its looks to be set to the wrong engine varient).
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mkaminski100

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Re: Petrol consumption (X20XEV)
« Reply #34 on: 08 November 2007, 09:06:46 »

Tell me more... It's very interesting.
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cem_devecioglu

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Re: Petrol consumption (X20XEV)
« Reply #35 on: 08 November 2007, 09:24:06 »

Quote
It would appear that teh MID might also have the wrong varient coding which could skew the consumption figures (its looks to be set to the wrong engine varient).


 :o :o

something really new to me
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Craig_R

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Re: Petrol consumption (X20XEV)
« Reply #36 on: 08 November 2007, 10:04:39 »

It does look like yours is set wrong if its a facelift 1999

Here is the list of MID displays

http://www.omegaowners.com/forum/YaBB.pl?num=1167400261
« Last Edit: 08 November 2007, 10:07:26 by CraigR »
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mkaminski100

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Re: Petrol consumption (X20XEV)
« Reply #37 on: 08 November 2007, 10:42:16 »

I've seen that post, but there is nothing about the facelift (99). Only about pre facelift.
What code I should have and what does it mean?
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