Where is the bank 1 sensor 1 o2 sensor located?

2014 FORD FLEX
114,000 MILES • 3.5L • V6 • TURBO • 4WD • AUTOMATIC
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GEOFF1024
  • MEMBER
  • 2 POSTS
Hi, is the bank 1 sensor 1 o2 sensor location under the vehicle near the cat or under the hood near the firewall? Thank you
Nov 23, 2024 at 8:22 PM
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STEVE W.
  • ✓Experienced Mechanic
  • 15,387 POSTS
See your earlier post, the sensor is on top of the exhaust manifold near the firewall.
Nov 24, 2024 at 1:23 AM
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