Coolant: Service and Repair
Coolant Replacement1. Start the engine. Set the heater temperature control dial to maximum heat, or climate control system to HI, then turnoff the ignition switch. Make sure the engine and radiator are cool to the touch.
2. Remove the radiator cap.
3. Loosen the drain plug (A), and drain the coolant.
4. After the coolant has drained, tighten the radiator drain plug.
5. Remove, drain and reinstall the reverse tank.
6. Fill the reserve tank to the MAX mark (A) with Honda Antifreeze/Coolant Type 2 (P/N OL999-9001).
7. Pour Honda Antifreeze/Coolant Type 2 into the radiator up to the base of the filler neck.
NOTE:
^ Always use Honda Antifreeze/Coolant Type 2 (P/N OL999-9001). Using a non-Honda coolant can result in corrosion, causing the cooling system to malfunction or fail.
^ Honda Antifreeze/Coolant Type 2 is a mixture of 50 % antifreeze and 50 % water. Do not add water.
8. Install the radiator cap loosely.
9. Start the engine, and let it run until it warms up (the radiator fan comes on at least twice).
10. Turn off the engine. Check the level in the radiator and add Honda Antifreeze/Coolant Type 2 if needed.
11. Put the radiator cap on tightly, then run the engine again and check for leaks,