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 turn off 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 Acura Long Life Antifreeze/Coolant Type 2 (P/N OL999-9001).
7. Pour Acura Long Life Antifreeze/Coolant Type 2 into the radiator up to the base of the filler neck.
NOTE:
^ Always use Acura Long Life 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.
^ Acura Long Life 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 an at least twice).
10. Turn off the engine. Check the level in the radiator and add Acura Long Life Antifreeze/Coolant Type 2 if needed.
11. Put the radiator cap on tightly, then run the engine again and check for leaks.