Honda

Honda two-motor hybrid pack, third generation (2018-2022)

Lithium-ion cells · 1.4 kWh · used in 2 model variants.

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Pack reference

Lithium-ion · 72 cells. Accord Hybrid: under the rear seat. CR-V Hybrid: four modules below the cargo floor

About the pack

Capacity

1.4 kWh

as published

Service life

8 yr

100k mi typical

Warranty floor

—

see OEM warranty book

Pack overview

ChemistryLithium-ion

Cell supplierNot published

Cell formatNot published

Voltage (nominal)266 V

CoolingAir (cabin-fed)

Architecture72 cells. Accord Hybrid: under the rear seat. CR-V Hybrid: four modules below the cargo floor

Warranty 8 yr / 100k mi

Known issues

Medium

NHTSA 20V-798 (December 2020) covers certain 2020 CR-V Hybrid and Accord Hybrid and 2020-2021 Insight vehicles. The DC-DC converter may shut down and stop recharging the 12-volt battery, which can end in a loss of drive power. Dealers update the power converter unit software free of charge.

NHTSA recall

Low

NHTSA 23V-844 (December 2023) covers certain 2020-2022 CR-V Hybrid vehicles. The 12-volt battery cable routed outside the body frame has no fuse on the power circuit and can short-circuit or overheat in a crash. Dealers replace the cable free of charge.

NHTSA recall

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.

Manufacturer

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.

OEM warranty

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

Honda Accord

2018-2022 · Accord Hybrid (259 volts; Honda gives no capacity)

43-48combined mpg

Full reliability page →

Honda CR-V

2020-2022 · CR-V Hybrid (1.4 kWh, 266 volts)

38combined mpg

Full reliability page →

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.

23V844000 Dec 13, 2023 ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

Honda (American Honda Motor Co.) is recalling certain 2020-2022 CR-V Hybrid vehicles. The 12-Volt battery cable routed outside of the body frame is missing a fuse on the power circuit, which can allow the battery cable to short circuit or overheat during a crash.

Consequence: An overheated battery cable or short circuit can increase the risk of a fire or injury in a crash.

Filed against: Honda CR-V 2020-2022

20V798000 Dec 17, 2020 ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER

Honda (American Honda Motor Co.) is recalling certain 2020 CR-V Hybrid, Accord Hybrid, and 2020-2021 Insight vehicles. The DC-DC converter may shut down and prevent the 12-volt battery from recharging, possibly resulting in a loss of drive power.

Consequence: A loss of drive power can increase the risk of a crash.

Filed against: Honda Accord 2018-2022; Honda CR-V 2020-2022

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

Pack family

Honda two-motor hybrid pack, third generation (2018-2022) is part of the honda-immd family. Related packs:

Honda Insight two-motor hybrid pack (2019-2022) · Lithium-ion · 1.2 kWh
Honda two-motor hybrid pack, fourth generation (2023 on) · Lithium-ion · 1.06 kWh

Frequently Asked Questions

What chemistry is the Honda two-motor hybrid pack, third generation (2018-2022)?

The Honda two-motor hybrid pack, third generation (2018-2022) uses Lithium-ion chemistry. Honda has not named a cell supplier for this pack. Cell format has not been disclosed. Pack architecture: 72 cells. Accord Hybrid: under the rear seat. CR-V Hybrid: four modules below the cargo floor.

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, third generation (2018-2022) 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, third generation (2018-2022)?

Honda Accord 2018-2022 (Accord Hybrid (259 volts; Honda gives no capacity)); Honda CR-V 2020-2022 (CR-V Hybrid (1.4 kWh, 266 volts)).