The Honda Pilot uses Honda Antifreeze/Coolant Type 2 (blue) or an equivalent that meets Honda Type 2 specifications, typically sold as a premixed 50/50 solution or as concentrate to dilute with distilled water. In this article, we explain which coolants qualify, how to identify them, and how to safely fill or top off the cooling system.
Which coolant meets Honda Type 2 specifications?
Honda's official guidance is to use Genuine Honda Antifreeze/Coolant Type 2 or any coolant that is explicitly labeled as meeting Honda Type 2 specifications. These Type 2 coolants are designed to work with Honda's seals, gaskets, and cooling system materials, and they are often blue in color. Do not rely on generic "universal" or Type 1 (green) coolants unless the product data sheet confirms Type 2 compatibility. If you are unsure, consult the owner's manual or a Honda dealer.
- Honda Antifreeze/Coolant Type 2 (Genuine Honda) — blue long‑life coolant designed for Honda engines, recommended for the Pilot.
- Coolants that explicitly state compatibility with Honda Type 2 specification on the label or data sheet — ensure the product is designed to meet Type 2 requirements.
- Coolants not labeled Type 2 and any Dex-Cool/Type 1 formulations should be avoided unless they are confirmed to be Type 2 compatible by the manufacturer.
Choosing a product that clearly carries the Type 2 designation helps protect your cooling system and warranty. When in doubt, refer to the owner's manual or ask a dealership service department for confirmation.
How to mix and apply Honda Type 2 coolant
Most Honda Type 2 coolants are offered as premixed 50/50 ready to pour, or as concentrate that you dilute with distilled water to the same ratio. Mixing to the correct strength is essential for proper freezing/boiling protection and corrosion resistance.
- Park on a level surface and allow the engine to cool completely before opening the cooling system.
- Locate the coolant reservoir and identify the MAX and MIN marks; if topping off, use a 50/50 Type 2 coolant premix or concentrate diluted with distilled water until the level approaches MAX.
- If performing a full drain and refill, drain the radiator and engine block as specified in the service manual, then flush with distilled water if replacing an incompatible coolant.
- Fill the system with the 50/50 Type 2 coolant mixture, ensuring you do not overfill beyond the MAX mark.
- Start the engine and run with the radiator cap off or with the bleed valve open to purge air; watch for bubbles and top off as needed after the engine reaches operating temperature and cools down.
- Dispose of old coolant properly and recycle; never pour it down the drain or onto the ground.
Note: Bleed procedures and exact steps can vary by model year. If you are not comfortable performing a drain and fill, have a qualified mechanic handle the service to ensure a proper flush and correct mixture.
Color, compatibility and safety considerations
Although Type 2 coolant in Honda vehicles is commonly blue, color alone is not a reliable indicator. Always verify the specification on the product label and the data sheet. Using the wrong coolant can cause cooling system corrosion and seal damage over time.
Summary
For a Honda Pilot, use Honda Antifreeze/Coolant Type 2 or any coolant that explicitly meets Honda Type 2 specification, typically in a 50/50 premixed formula or as concentrate diluted with distilled water. Avoid Type 1 greens, Dex-Cool, or other formulants unless they carry Type 2 compatibility. Follow the vehicle’s manual for bleeding and refill procedures, and recycle old coolant properly to keep the cooling system safe and efficient.
Does Honda need special antifreeze?
If Honda antifreeze/coolant is not available, you may use another major-brand non-silicate coolant as a temporary replacement. Make sure it is a high-quality coolant recommended for aluminum engines. Continued use of any non-Honda coolant can result in corrosion, causing the cooling system to malfunction or fail.
Why does Honda use blue coolant?
Honda Genuine Longlife Blue Coolant provides long-term corrosion protection to all metal and non-metal parts of your Honda's cooling system and protects against boil over and freezing. Honda Genuine Longlife Pre-mixed Coolant is the only coolant designed specifically for Honda vehicles.
What type of antifreeze does a Honda Pilot take?
Honda Long Life Antifreeze Coolant Type 2
Honda Pilot Coolant
The certified coolant for this rugged, full-size SUV is typically the Honda Long Life Antifreeze Coolant Type 2. Keep your model's temperature consistent through all weather as you enjoy the all-terrain capabilities of your Honda Pilot.
What type of coolant does a 2019 Honda Pilot use?
Pentosin – Pentofrost A3 HOAT Phosphated Asian 50/50 Prediluted Antifreeze / Coolant – 1 Gallon (Part No. 8115207)