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Old 12-15-2003, 02:04 PM
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MikeTangas MikeTangas is offline
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Join Date: Apr 2000
Location: So. Cal
Posts: 4,430
An abrupt drop in fuel mileage usually signifies a bad O2 sensor. May not be bad enough to trigger the O2 MIL, but mileage can drop as low a 10MPG.
Mike Tangas
'73 280SEL 4.5 (9/72)- RIP
Only 8,173 units built from 5/71 thru 11/72

'02 CLK320 Cabriolet - wifey's mid-life crisis

2012 VW Jetta Sportwagon least its a diesel

Non illegitemae carborundum.
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