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Question about O2 Sensor Volvo 940

Help, Advice, Owners' Discussion and DIY Tutorials on all Volvo's "mid era" rear wheel drive Volvos.

1975 - 1993 240
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spyglass
Posts: 6
Joined: 15 April 2012
Year and Model: 940 1992
Location: Philadelphia

Question about O2 Sensor Volvo 940

Post by spyglass »

A few ago I saw a loose wire hanging underneath and took it to my mechanic and he said the O2 sensor was disconnected and I needed a new one.What would change in the performance if I get a new one as I am driving without one now.

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