O2 Sensor

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Dec 24, 2008 | 01:29 PM

Taurean Bull

Thread Starter

1st Gear

Joined: Dec 2008

Posts: 106

From: Iowa

O2 Sensor

Would an indicator that I need to replace my O2 sensor(s) in my 2.7T be decreased gas mileage?

Dec 24, 2008 | 02:22 PM

Futang44

1st Gear

Joined: Jun 2008

Posts: 11

From: Tulsa

It could mean a number of things. O2 sensor one of them. It is probably time for general maintenance. Usually a check engine light is activated for an O2 sensor though.

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