Service fluidsVerified Oct 2, 2026
Engine coolant
3.60 L including 0.475 L reservoirExact RU3 owner-manual reference. Use Honda-specified coolant and verify final level after service.
Honda Motor Co. source ↗Exact-code service & fitment
Honda Vezel RU3: Coolant, cooling-system service & fitment
Keep engine and hybrid/power-electronics cooling circuits separate and tied to the exact vehicle evidence.
1verified facts
1fitment references
1service references
0step-by-step guides
Before you buy or service: Cooling systems may be pressurized and hybrid vehicles can have multiple circuits. Follow the manufacturer procedure and never open a hot pressurized system.
Exact answers
1 source-backedSpecifications & capacities
Purchase-adjacent reference
1 exact referencesParts & fitment
Manufacturer-backed service
1 documentedMaintenance & repair references
fluidsCondition based
Engine coolant service reference
Use the Honda-specified coolant when servicing the RU3 engine cooling system; the owner manual provides the exact system capacity.
This is a fluid/capacity service reference. No replacement interval is inferred here.
Honda VEZEL Hybrid owner manual — lighting and maintenance ↗Keep the exact code
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Other service & fitment areas
4 evidence itemsEngine oil & filterEngine-oil capacities, viscosity references, filter fitment and documented service guidance for the exact chassis code.17 evidence itemsTyres & wheelsExact-code tyre pressures, factory tyre and wheel references, rotation guidance and related owner procedures.3 evidence items12V battery & startingAuxiliary 12V battery specifications, exact replacement references and documented electrical service guidance for the chassis code.4 evidence itemsKey-fob batteryExact smart-key or remote battery specification, fitment notes, replacement-life guidance and step-by-step procedures where available.2 evidence itemsCabin air filterExact cabin-filter replacement references and manufacturer-backed cleaning or replacement guidance where documented.