2002 Mazda MPV code indicates sensor heater problem

2002 MAZDA MPV
145,000 MILES • 6 CYL • 2WD • AUTOMATIC
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EALVAREZ20
  • MEMBER
  • 1 POST
Hello,
Do you know how to locate and replace the sensor heater . The diag code indicates P0037 results.
thank you
Ed.
Apr 16, 2009 at 9:26 AM
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BLACKOP555
  • ASE Certified Mechanic
  • 10,386 POSTS
  • ASE Certified Mechanic
sounds like the heating circuit inside of the o2 sensor is burned out and you will probably need a new o2 sensor.
Apr 19, 2009 at 8:54 AM
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