What’s the Best Transmission Oil for Honda Vehicles?

The best transmission oil for Honda is the exact Honda Genuine fluid specified for your transmission: ATF DW-1 for most 5/6-speed automatics, ATF Type 2.0 for Honda’s 10-speed automatic, ATF Type 3.1 for models with the ZF 9-speed, HCF-2 for Honda CVTs, and Honda Genuine MTF (often labeled MTF-3) for manual transmissions. Always confirm the specification in your owner’s manual or by VIN at a Honda dealer to avoid damage and shifting issues.

Recommended Fluids by Transmission Type

Honda uses several different transmissions across its lineup, and each requires a specific fluid chemistry. Matching the fluid to the transmission type is essential for proper lubrication, shift feel, and long-term durability.

• Conventional automatic (most older and many current 5/6-speed Hondas): Honda ATF DW-1 (supersedes older ATF-Z1).
• 10-speed automatic (e.g., many 2018-on Odyssey, Accord 2.0T, some Pilot/Passport/Ridgeline trims): Honda ATF Type 2.0.
• 9-speed automatic (ZF 9HP used in some Honda/Acura models): Honda ATF Type 3.1.
• Continuously variable transmission (CVT; e.g., many late-model Civic, Accord, HR-V): Honda HCF-2 CVT fluid. Some older CVT-equipped Hondas used earlier formulas—check the manual.
• Manual transmissions: Honda Genuine Manual Transmission Fluid (MTF), commonly MTF-3 (GL-4, low viscosity). Do not substitute GL-5 gear oil.

Using the correct Honda-specified fluid ensures the right friction characteristics for clutches and synchronizers, prevents shudder and slip, and keeps you aligned with Honda’s service guidance and warranty expectations.

Why OEM Fluid Matters

Transmission fluids are engineered with specific friction modifiers, detergents, and viscosity profiles that match each transmission’s design. Honda calibrates shift scheduling, clutch engagement, and thermal behavior around those properties.

Using off-spec or “universal” fluids can introduce harsh shifts, delayed engagement, judder, or premature wear—issues that may not appear immediately but can shorten transmission life. For CVTs and newer multi-speed automatics in particular, the tolerance for mismatch is very low.

Aftermarket Alternatives: When They Make Sense

If you cannot source Honda Genuine fluid, some premium aftermarket products explicitly state compatibility with Honda specifications. This is most reasonable for out-of-warranty vehicles and conventional automatics or manuals; it’s still riskiest with CVTs. Verify the label and the product data sheet before use.

• For ATF DW-1 applications: High-quality multi-vehicle ATFs that list “meets Honda DW-1” (e.g., Idemitsu Type H-Plus, Valvoline MaxLife Multi-Vehicle ATF, AMSOIL Signature Series Multi-Vehicle ATF).
• For CVT (HCF-2): Only use CVT fluids that clearly state HCF-2 compatibility (e.g., Idemitsu CVTF Type H2, ENEOS CVT fluids with HCF-2 listing). Avoid “universal CVT” fluids without explicit HCF-2 coverage.
• For manual transmissions (MTF-3): GL-4, low-vis MTFs designed for synchronized gearboxes (e.g., Honda MTF-3; some owners use Red Line MT-LV or MTL where GL-4 and viscosity align). Avoid GL-5 unless the bottle explicitly says safe for yellow-metal synchros and the viscosity matches.

Even when an aftermarket fluid lists compatibility, expect possible differences in shift feel or noise. When in doubt—or if the car is under warranty—use Honda Genuine fluid.

Service Intervals and Practical Tips

Intervals vary by model and driving conditions. Many late-model Hondas use the Maintenance Minder system; otherwise, “severe service” (frequent short trips, heat, towing, mountainous driving) justifies shorter intervals.

• Automatic (DW-1/Type 2.0/Type 3.1): Follow the Maintenance Minder, or roughly every 60,000–90,000 miles under normal use; 30,000–60,000 miles if severe.
• CVT (HCF-2): Often 30,000–60,000 miles depending on use; follow the Maintenance Minder for best accuracy.
• Manual (MTF-3): Typically 30,000–60,000 miles or if shift feel degrades.
• Drain-and-fill vs. flush: Honda generally recommends drain-and-fill. For automatics, technicians often perform 2–3 drain-and-fills with short drives between to replace most of the fluid without using a machine flush.
• Typical fill quantities: Automatics and CVTs often drain 2.5–4.5 quarts per drain; manuals ~1.8–2.4 quarts. Always measure what comes out and refill to spec; do not overfill.

Stick to the owner’s manual procedures and torque specs, use new crush washers, and confirm fluid temperature requirements for level checks where applicable.

How to Confirm the Right Fluid for Your Honda

The most reliable sources are your owner’s manual, the under-hood emissions/fluids label, and a Honda dealer parts counter using your VIN. Technical service bulletins may also supersede older fluid specs (e.g., ATF-Z1 to DW-1). If your car has a transmission replacement or swap, verify the unit’s exact model code.

Common Red Flags of Wrong or Degraded Fluid

Fluid condition and transmission behavior can hint at issues. If you notice any of the following, inspect and service the fluid promptly.

• Shudder, judder, or “slipping” under light throttle or at steady speeds.
• Harsh or delayed shifts, or banging into gear.
• Whining, grinding, or unusual noises, especially in CVTs and manuals.
• Burnt odor or very dark fluid color on inspection.
• Transmission overheat warnings or limp mode.

Addressing fluid problems early can prevent costly repairs and restore normal operation, especially on CVTs and high-gear-count automatics.

Bottom Line

There isn’t a single “best” oil for all Hondas—there’s a correct fluid for each transmission. Use Honda ATF DW-1, ATF Type 2.0, ATF Type 3.1, HCF-2, or Honda MTF-3 as specified for your exact model and year. When OEM fluid isn’t available, choose an aftermarket product that explicitly lists compatibility with your Honda’s spec, and be extra cautious with CVTs.

Summary

Match your Honda’s transmission to the exact Honda-specified fluid: DW-1 for most older automatics, Type 2.0 for 10-speed, Type 3.1 for 9-speed, HCF-2 for CVTs, and MTF-3 for manuals. Confirm by owner’s manual or VIN, follow Maintenance Minder or 30k–60k-mile severe-service intervals, and avoid universal fluids—especially for CVTs—to ensure proper shift quality and longevity.

What company makes Honda transmission fluid?

Honda does not manufacture their own transmission fluids but contracts with oil manufacturers to produce fluids to Honda’s proprietary specifications, with Idemitsu being a known supplier for their ATF-DW1 and other products. Other brands, like Valvoline, also make multi-vehicle fluids, but Honda advises using only genuine Honda fluids for optimal performance and to avoid potential transmission issues.
 
Why the distinction matters

• Proprietary Formulas: Honda specifies the preferred base oil, viscosity, and additive packages for their fluids and provides these requirements to oil manufacturers like Idemitsu. 
• Intellectual Property: The exact formula for Honda transmission fluids is protected, ensuring that competitors cannot replicate the exact blend, according to this YouTube video. 
• Performance and Reliability: Using genuine Honda fluids helps maintain the performance and reliability of the vehicle and protects the investment in the car. 

What you should do

• Check your owner’s manual: Always consult your vehicle’s owner’s manual for the specific fluid recommendations for your Honda or Acura. 
• Use genuine Honda fluids: Stick to fluids branded as “Genuine Honda Fluid” or manufactured by Honda’s specified suppliers like Idemitsu for best results, as per this Honda service. 
• Avoid generic substitutes: While some fluids claim to meet Honda’s standards, they may not be exact replicas of the proprietary formula and could lead to transmission problems. 

What transmission fluid does Honda recommend?

Honda recommends using their own brand of transmission fluid for most of their vehicles, particularly Honda ATF-DW1 (Automatic Transmission Fluid) for conventional automatic transmissions. For Continuously Variable Transmissions (CVTs), Honda uses specific fluids like HCF-2 for second-generation CVTs and CVT fluid for first-generation CVTs, according to Tempe Honda. Some older Honda models might have used ATF-Z1, which has been superseded by DW-1, according to a YouTube video. 
Here’s a more detailed breakdown:

• Conventional Automatic Transmissions: Honda recommends using Honda ATF-DW1 (Automatic Transmission Fluid), which is backward compatible with ATF-Z1. 
• Continuously Variable Transmissions (CVTs):
  • First Generation: Honda specifies a dedicated CVT fluid. 
  • Second Generation (including those in the Civic, CRV, and Accord): HCF-2 is the recommended fluid. 
• Manual Transmissions: Honda recommends Honda MTF (Manual Transmission Fluid). 
• 9-Speed Transmissions: These use ATF Type 3.1. 
• 10-Speed Transmissions: These use ATF Type 2.0. 

Important Considerations:

• OEM Fluid: Honda emphasizes using their own fluids for warranty purposes and optimal performance. 
• Compatibility: If you can’t find Honda fluid, some aftermarket fluids like Valvoline MaxLife are compatible with Honda’s specifications, but it’s always best to check your owner’s manual or consult with a mechanic. 
• CVT Specifics: CVT transmissions have unique fluid requirements, and it’s crucial to use the correct fluid for your specific generation of CVT. 
• Consult Owner’s Manual: Always refer to your vehicle’s owner’s manual for the most accurate information on fluid type and capacity. 

What’s the best transmission fluid for a Honda Accord?

You need Honda ATF-Z1 or ATF-DW1. Do not use anything else in your Honda transmission. They’re extremely picky about what you put in it, and it will not work correctly if you use anything other than Honda fluid.

Do I need to use genuine Honda transmission fluid?

Using Third Party Fluids in a Honda
The bottom line is that saving a few dollars to buy a generic fluid is not worth risking a several thousand dollar repair down the road. Use Honda brand fluids for maximum performance and reliability, it is much more than a marketing gimmick.