Thread: X5 35D Engine temp log from new thermostats.
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Old 04-22-2015, 11:56 AM
ninja_zx11 ninja_zx11 is offline
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Yes it improved my X5's fuel economy.Now it feels like we were just wasting fuel by running it cool.I am surprised that only a difference of 10-15 deg C in temp can effect fuel consumption.May be DDE is programmed like that to inject extra fuel until 75 deg C.
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