Thread: what should economy gauge read at idle?
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Old 06-13-2001, 02:45 PM
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sixto sixto is offline
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Join Date: Jun 2000
Location: Eastern TN
Posts: 20,851
I have a W126/91 300SE. The economy/vacuum gauge is about 1/4 swing from max economy/vacuum at idle. It swings out a little more if the AC compressor is on. I can cruise on the freeway with a higher economy/vacuum reading. Does this mean anything?

Thanks,
Sixto
91 300SE
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