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1997 Toyota 4Runner Location of Sensors

Tiny
MDWHITEHEAD
  • MEMBER
  • 1997 TOYOTA 4RUNNER
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 146,000 MILES
I used a hand held diagnostic tool to check for codes. Got three codes. O2 bank 1, sensor 1; O2 bank 1 sensor 2; and TPS/Pedal position, sensor A circuit malfunction.

Where exactly are these sensors located so that I can replace them?
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Tuesday, February 23rd, 2010 AT 6:51 PM

1 Reply

Tiny
BLUELIGHTNIN6
  • MECHANIC
  • 16,542 POSTS
Oxygen Sensor (Bank 1, Sensor 1) is rear underside of engine compartment, in exhaust. Oxygen Sensor (Bank 1, Sensor 2) is underside of vehicle, in exhaust. Throttle Position (TP) Sensor is located on the throttle body assembly.
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Tuesday, February 23rd, 2010 AT 6:56 PM

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