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Old 09-16-2016, 01:42 AM   #10 (permalink)
LittleBlackDuck
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Join Date: Jul 2016
Location: The Land Downunder
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CT - '11 Lexus CT200h Luxury
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Quote:
Originally Posted by serialk11r View Post
Do not get one from a wrecker...

An old O2 sensor makes your engine run slightly richer. That is, they read a little bit leaner as they age. How do I know? My old oil burning car chewed through O2 sensors very quickly, and towards the end of the sensor's life the exhaust had a noticeable unburned fuel smell.

It's 25 freaking dollars, just buy a new one.
Seconded! Unknown history, loads of dirst and moisture, potential for coolant or oil contamination... Get the correct part and install it carefully. Both the environment and your engine will be far better off.

Simon
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