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O2 sensor

Tiny
MRSSHELTON
  • MEMBER
  • 1999 MAZDA B3000
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 101,481 MILES
Could all 3 of my o2 sensors be "reacting to slow" on my 99 mazda b3000 truck? Thats what a car repair shop told me
Wednesday, December 1st, 2010 AT 2:45 AM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,747 POSTS
All three could go bad, but they usually don't go bad at the same time.
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Wednesday, December 1st, 2010 AT 3:03 AM
Tiny
MRSSHELTON
  • MEMBER
  • 2 POSTS
The repaishop said hey were "slow to react" and that is why my check engine light keeps coming on. Should I replace all 3 or is there a way of seeing IF it is all 3, then replace ech one.
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Wednesday, December 1st, 2010 AT 9:25 AM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,747 POSTS
The resistance needs checked in each one.
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Thursday, December 2nd, 2010 AT 12:20 AM

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