2012 Honda Ridgeline RTFACTORY OEM SERVICE PROCEDURE

ATF Temperature Sensor Replacement

  1. Remove the splash shield.
  2. Remove the drain plug (A), and drain the automatic transmission fluid (ATF).
    Fig 1: Drain Plug And Sealing Washer With Torque Specifications
    G06628759Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Reinstall the drain plug with a new sealing washer (B).
  4. Disconnect the ATF temperature sensor connector (A), then remove the connector from the connector bracket (B).
    Fig 2: ATF Temperature Sensor Connector, Connector Bracket, Harness Clamp And Bracket With Torque Specifications
    G06628760Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Remove the harness clamp (C) from its bracket (D).
  6. Remove the ATF temperature sensor, and replace the sensor.
  7. Install a new O-ring (E) on a new ATF temperature sensor (F), and install the ATF temperature sensor.
  8. Check the connector for rust, dirt, or oil, and clean or repair if necessary, then connect the connector securely.
  9. Install the harness clamp on its bracket.
  10. Refill the transmission with the ATF. (see step  5 on )
  11. Install the splash shield.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.