2023 Honda Odyssey Battery: Specs, Replacement & DIY Guide
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Quick Answer
- BCI Group Size: 24F
- CCA Rating: 600-700 CCA (minimum)
- Reserve Capacity: 100-120 minutes (minimum)
- AGM vs. Flooded: Modern Honda Odysseys typically come with an AGM battery from the factory and it is highly recommended to replace it with another AGM battery, especially if equipped with start-stop technology.
- Terminal Layout: Top post, typically positive on the right (as viewed from the front of the vehicle, looking at the battery).
- Physical Dimensions: (Approximate) 10.75" L x 6.88" W x 8.88" H
- Dual-Battery Setup: Not applicable (not a diesel vehicle)
Replacement Battery Options
Choosing the right battery for your 2023 Honda Odyssey is crucial for optimal performance and longevity. Here are some popular replacement options:
- Interstate: MTZ-24F (AGM), MTP-24F (Flooded - use only if your Odyssey did not come with an AGM)
- Optima: YellowTop H6 (AGM - an H6/48 battery may fit, but double-check dimensions for Group 24F specific fitment)
- DieHard: Platinum AGM 24F
- Odyssey: ODP-AGM24F (AGM)
- ACDelco: 24FAGM (AGM)
AGM vs. Flooded — Which Does This Vehicle Need?
The 2023 Honda Odyssey, particularly models equipped with Idle Stop (start-stop technology), is designed to use an Absorbent Glass Mat (AGM) battery. AGM batteries are better suited for the demands of modern vehicles that frequently cycle the engine on and off. They offer superior charge acceptance, can withstand deeper discharges, and generally have a longer lifespan compared to traditional flooded lead-acid batteries.
While a flooded battery might seem like a cheaper alternative, installing one in an Odyssey designed for an AGM can lead to several issues:
- Reduced Lifespan: Flooded batteries are not designed for the frequent discharge/recharge cycles of start-stop systems and will fail prematurely.
- Start-Stop Malfunctions: The Idle Stop system may not function correctly or may be disabled entirely.
- Electrical System Strain: The vehicle's charging system is calibrated for an AGM battery
More specs for the 2023 Honda Odyssey
Oil Capacity & Filter
Capacity, weight, filter PN, drain plug torque, change interval.
Fluid Type Specs
Engine oil, coolant, ATF, diff, brake, PS, DEF — with OEM spec numbers.
Coolant Capacity & Type
Total system capacity, OEM coolant spec, flush interval, bleed tips.
Transmission Fluid & Service
Trans model, fluid spec, capacity, filter PN, service interval.
Torque Specifications
Lug nuts, drain plug, caliper, axle nut, plug, key fasteners.
Brake Pad & Rotor Specs
Pad PNs, rotor size, min thickness, caliper torque.
Tire Size & Pressure
OEM size, cold psi, bolt pattern, wheel size, TPMS.
A/C Refrigerant & Oil
R-134a or R-1234yf, charge oz, PAG oil spec.
Bulb Sizes (Headlight, Tail, Fog)
Headlight, fog, tail, turn, reverse, interior.
Factory Maintenance Schedule
Service intervals by mileage, severe-duty notes, known issues.
Towing Capacity & Payload
Max tow, payload, GVWR/GCWR, hitch class by trim.
Fuse Box Diagram & Amperage
Fuse box locations, layout, amps, and what each fuse controls.
Serpentine Belt Routing & Length
Belt routing, length, rib count, OEM + aftermarket PNs.
Wheel Alignment Specifications
Camber, caster, toe ranges (front & rear), adjustability notes.
Paint Color Codes
All factory colors with paint codes, sticker location, touch-up tips.
Wiper Blade Sizes
Driver/passenger/rear blade size, attachment, OEM + cross-refs.
Spark Plug Type & Gap
Plug PN, gap, torque, interval by engine.
Transmission & Axle Gear Ratios
Trans gear ratios, axle ratios, RPO codes, tow vs MPG impact.
Key Fob Programming
DIY programming steps, FCC ID, fob PN, battery, transponder.
Same spec — other model years
Maintenance & repair guides
2023 Honda Odyssey Maintenance Schedule →
Available maintenance guidance; confirm the manufacturer schedule.
Repair planning references →
Plan the scope of work; detailed procedures need configuration-matched evidence.
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Values can vary by engine, trim and build date; check your VIN-specific service information. Updated 2026-06-26.