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Old 11-01-2008, 09:11 AM   #1 (permalink)
groar
X-Frenchy: very
 
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Join Date: Jun 2008
Location: Toulouse, France
Posts: 595

scenic - '01 renault scenic
90 day: 43.09 mpg (US)

megane - '97 renault megane classic
Diesel
90 day: 72.53 mpg (US)

dennisius - '06 Toyota Prius
Team Toyota
90 day: 69.27 mpg (US)
Thanks: 9
Thanked 34 Times in 23 Posts
How do you eco-drive a diesel ?

Lately a lot of papers are talking about lower consumption and lower emissions (at least about CO2) of diesel. In eco-driving forums it seams that more and more people would like to have a diesel.

As half French people, I have diesel cars. If I have rather good percentage over EPA for the megane, I have difficulties with the scenic (see my signature). Of course the facts the scenic is heavier (2844 lbs vs 2491), has a bigger Cd (0.33 vs 0.31) and a bigger Frontal Area (25.3 sq.ft. vs 21.4) doesn't help, but Combined EPA ratings is better for the scenic (39.8 mpg(US) vs 35.1).

On both cars I added a front grill block and it helps to have the engine hot quicker I'm also using DFCO and/or NICE-On coasting, keeping a lower steady speed and having moderate accelerations. I have iMPG display only in the scenic. I can have 2.3 l/100 at a steady 70 km/h (100 MPG at 43 MPH), but it's difficult to achieve and any move of the right feet or change in road inclination will dramatically make the consumption greater and/or the speed lower.

I'm wondering if there is some advices more toward to diesel than gasoline. After a quick search I didn't found any advice on how to eco-drive a diesel except to shift up at 2000 rpm instead of 2500 for a gasoline, but I'm already doing it...

What are the eco-driving and eco-modding tips that are working for your diesel ?

Thanks in advance,

Denis.

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Earth and health are priceless, so are kilotank and AT-PZEV
Best Mégane tank: 1268.9mi @ 77.847 MPG(US)
2008/06-2011/10 saving:
  • 5725.5 kg CO2 (5342.6+382.9)
  • Diesel / Money: 42.17% = 2446.25€ = 3357.26$


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megane : thread - kill switch.
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