Coolant Replacement
  1. Start the engine. Set the heater temperature control dial to maximum heat, then turn the ignition switch to LOCK (0). Make sure the engine and radiator are cool to the touch.
  1. Remove the radiator cap.
  1. Loosen the drain plug (A), and drain the coolant.
  1. After the coolant has drained, tighten the radiator drain plug securely.
  1. Remove, drain, and reinstall the coolant reservoir.
  1. Fill the coolant reservoir to the MAX mark (A) with genuine Honda Long Life Antifreeze/Coolant Type 2 (P/N OL999-9001).
  1. Pour genuine Honda Long Life Antifreeze/Coolant Type 2 into the radiator up to the base of the filler neck.
    NOTE:
    • Always use genuine Honda 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.
    • Genuine Honda Long Life Antifreeze/Coolant Type 2 is a mixture of 50 % antifreeze and 50 % water. Do not add water.
    Engine Coolant Capacities (Including the coolant reservoir capacity of 0.74 L (0.195 US gal, 0.163 Imp gal))
    M/T (With oil cooler)
    At Coolant Change:
    6.6 L (1.74 US gal, 1.45 Imp gal)
    After Engine Overhaul:
    8.7 L (2.30 US gal, 1.91 Imp gal)
    M/T (Without oil cooler)
    At Coolant Change:
    6.2 L (1.63 US gal, 1.36 Imp gal)
    After Engine Overhaul:
    8.3 L (2.19 US gal, 1.83 Imp gal)
    A/T (With oil cooler)
    At Coolant Change:
    6.5 L (1.72 US gal, 1.43 Imp gal)
    After Engine Overhaul:
    8.6 L (2.27 US gal, 1.89 Imp gal)
    A/T (Without oil cooler)
    At Coolant Change:
    6.1 L (1.61 US gal, 1.34 Imp gal)
    After Engine Overhaul:
    8.2 L (2.16 US gal, 1.80 Imp gal)

  1. Loosely install the radiator cap.
  1. Start the engine, and let it run until it warms up (the radiator fan comes on at least twice).
  1. Turn off the engine. Check the level in the radiator, and add genuine Honda Long Life Antifreeze/Coolant Type 2, if needed.
  1. Put the radiator cap on tightly, then start the engine again, and check for leaks.
  1. Clean up any spilled engine coolant.
  1. Turn the ignition switch to ON (II).
  1. Make sure the HDS communicates with the vehicle and the engine control module (ECM)/powertrain control module (PCM). If it doesn't communicate, troubleshoot the DLC circuit.
  1. Select BODY ELECTRICAL with the HDS.
  1. Select ADJUSTMENT in GAUGE MENU with the HDS.
  1. Select SERVICE REMINDER in the EU MAINTENANCE MINDER with the HDS.
  1. Select SERVICE REMINDER ITEM 5 with the HDS.