Reliability

Honda

Honda two-motor hybrid pack, fourth generation (2023 on)

Lithium-ion cells from Panasonic Automotive Systems (2023 CR-V Hybrid module, per NHTSA 24V-745) · 1.06 kWh · used in 3 model variants.

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Pack reference

Lithium-ion · Panasonic Automotive Systems (2023 CR-V Hybrid module, per NHTSA 24V-745) · 72 cells. Accord and Civic Hybrid: under the rear seat. CR-V Hybrid: four modules behind the rear seats
About the pack
Capacity
1.06 kWh
as published
Service life
8 yr
100k mi typical
Warranty floor
—
see OEM warranty book

Pack overview

ChemistryLithium-ion
Cell supplierPanasonic Automotive Systems (2023 CR-V Hybrid module, per NHTSA 24V-745)
Cell formatNot published
Voltage (nominal)266 V
CoolingAir (cabin-fed)
Architecture72 cells. Accord and Civic Hybrid: under the rear seat. CR-V Hybrid: four modules behind the rear seats
Warranty 8 yr / 100k mi

Known issues

High
NHTSA 24V-745 (October 2024) covers certain 2023 CR-V Hybrid vehicles. High-voltage battery modules may have been built incorrectly, which can cause the battery terminal or busbar to break and spark. Dealers replace the battery module free of charge.
High
NHTSA 25V-785 (November 2025) covers certain 2023-2025 Accord Hybrid vehicles. A software error can reset the integrated control module while driving and cause a loss of drive power. Dealers reprogram the module free of charge.
Low
The pack is cooled with cabin air. Honda's owner's manual warns against covering the intake, because an obstructed intake can overheat the battery and make the system limit its output.
Low
Honda covers the high-voltage battery for 8 years or 100,000 miles, and for 10 years or 150,000 miles on cars registered in California and the states that adopted its emissions warranty rules. The booklet covers greater-than-normal degradation for 8 years or 100,000 miles and states no percentage.
Low
Honda says the fourth-generation unit holds a 1.06 kWh battery in a package 24% smaller and 12% lighter than the one before it.

How this pack ages (industry context)

Industry fleet aggregates: 2.3% average annual capacity loss across 22,700 EVs / 21 models (Geotab, 2026), and 95% range retention at 5 years on average across 30,000+ vehicles (Recurrent, 2026).

OEM warranty floor on this pack: 8 yr / 100k mi.

Public per-pack degradation curves are not available for most models. Individual results vary materially with climate, charging behavior, and DC fast-charge frequency.

Vehicles using this pack

Battery-Related NHTSA Recalls

Recalls affecting battery, charging, electric propulsion, or thermal-event systems on vehicles using this pack, as of the last complaint-data run. Each campaign names the model generation it was filed against; the summary gives the model years covered.

25V858000 Dec 11, 2025 ELECTRICAL SYSTEM:PROPULSION SYSTEM:FUEL CELL

Honda (American Honda Motor Co.) is recalling certain 2025 Honda CR-V Fuel Cell EV vehicles. Coolant inside the fuel cell stack may leak into the fuel cell stack case, causing an internal short circuit. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 305, "Electric-powered vehicles: Electrolyte Spillage and Electrical Shock Protection."

Consequence: An internal short circuit in a fuel cell can cause a loss of drive power, increasing the risk of a crash or injury.

Filed against: Honda CR-V 2023-2025

25V785000 Nov 13, 2025 ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT:POWER CONTROL UNIT/MODULE (HPCU):SOFTWARE

Honda (American Honda Motor Co.) is recalling certain 2023-2025 Honda Accord Hybrid vehicles. Due to a software error, the integrated control module (ICM) central processing unit (CPU) may reset while driving, causing a loss of drive power.

Consequence: A loss of drive power increases the risk of a crash or injury.

Filed against: Honda Accord 2023-2025

24V745000 Oct 4, 2024 ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY

Honda (American Honda Motor Co.) is recalling certain 2023 Honda CR-V Hybrid vehicles. The high voltage battery modules may have been manufactured incorrectly, which can cause the battery terminal or busbar to break and spark.

Consequence: An electrical spark increases the risk of an injury or fire. In addition, a loss of drive power may occur, which can increase the risk of a crash.

Filed against: Honda CR-V 2023-2025

For TWD editorial coverage of major recall campaigns, see /recalls/.

Pack family

Honda two-motor hybrid pack, fourth generation (2023 on) is part of the honda-immd family. Related packs:

Frequently Asked Questions

What chemistry is the Honda two-motor hybrid pack, fourth generation (2023 on)?

The Honda two-motor hybrid pack, fourth generation (2023 on) uses Lithium-ion chemistry. Cells are supplied by Panasonic Automotive Systems (2023 CR-V Hybrid module, per NHTSA 24V-745). Cell format has not been disclosed. Pack architecture: 72 cells. Accord and Civic Hybrid: under the rear seat. CR-V Hybrid: four modules behind the rear seats.

What is the warranty on this pack?

8 years or 100,000 miles. Specific terms vary by year and trim; check the manufacturer's warranty booklet for the exact vehicle.

How much does this pack degrade over time?

Industry-wide fleet aggregates show roughly 2.3% average annual capacity loss across 22,700 EVs (Geotab, 2026), with about 95% range retention at five years on average across Recurrent's 30,000+ vehicle fleet (2026). Public per-pack degradation curves are not available for most models. The Honda two-motor hybrid pack, fourth generation (2023 on) battery warranty runs 8 years / 100,000 miles, which is the OEM-guaranteed minimum within that period. Individual results vary with climate, charging habits, and DC fast-charging frequency.

Which vehicles use the Honda two-motor hybrid pack, fourth generation (2023 on)?

Honda Accord 2023-2025 (Accord Hybrid (Sport / EX-L / Sport-L / Touring)); Honda CR-V 2023-2025 (CR-V Hybrid); Honda Civic 2025-2025 (Civic Hybrid).

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