Oxygen sensor location

Tiny
LALOCON
  • MEMBER
  • 1998 MERCURY SABLE
  • 6 CYL
  • 2WD
  • AUTOMATIC
I need to replace a oxygen sensor on a 98 mecury sable. Thr trouble code lists the fault as the upstream sensor bank 1. Which is the bank 1?
Saturday, April 9th, 2011 AT 8:19 PM

2 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Where the no.1 sparkplug side
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Saturday, April 9th, 2011 AT 11:17 PM
Tiny
SATURNTECH9
  • MECHANIC
  • 30,870 POSTS
See the diagram I posted.
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Saturday, April 9th, 2011 AT 11:18 PM

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