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Home >> Honda >> 2012 >> Ridgeline RTL >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Thermostat Replacement

Thermostat Replacement

  1. Do the battery removal procedure (see BATTERY REMOVAL AND INSTALLATION ).
  2. Drain the engine coolant (see COOLANT CHECK ).
  3. Remove the thermostat cover (A), then remove the thermostat (B).
    Fig 1: Thermostat Replacement Components With Torque Specifications
    G00509915Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Install the new thermostat with a new rubber seal (C), then install the thermostat cover.
    NOTE: Install the thermostat with the pin (D) as shown.
  5. Do the battery installation procedure (see BATTERY REMOVAL AND INSTALLATION ).
  6. Refill the radiator with engine coolant, and bleed the air from the cooling system (see COOLANT REPLACEMENT ).
  7. Clean up any spilled engine coolant.
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