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Honda N-ONE Smart Key & Remote Battery by Chassis Code
Which battery is used in the documented key system? Compare actual published manufacturer references for 4 exact Honda N-ONE chassis codes. Values can differ across drivetrain, trim and production period.
4documented chassis
1answer shared by every code
2source documents
2026-10-05latest evidence review
Before applying a specification
View all Honda N-ONE chassis →Confirm the engineering configuration
Different key or remote variants may ship with different coin cells even within the same model family. Match the actual fob, not just the vehicle name.
Year ranges here describe the cited chassis coverage, not every option sold under the same model name worldwide. The actual service manual and fitted equipment take precedence.
Source-linked answers
Smart Key & Remote Battery: chassis comparison
Open the original exact-code answer to see the manufacturer reference and full caveat.
Documented differences
Which codes share an answer?
Grouped by exact published text. Similar wording is not treated as proof of identical equipment.
Reviewable evidence
Source scope and important caveats
Honda N-ONE JG1 — Honda smart-key battery ↗
Published answer: CR1632
Honda specifies a CR1632 button cell for the archived N-ONE smart key.
Applicability: Confirm the key type fitted to the individual vehicle.
Honda N-ONE smart-key battery FAQ · Honda · Manufacturer reference ↗
Honda N-ONE JG2 — Honda smart-key battery ↗
Published answer: CR1632
Honda specifies a CR1632 button cell for the archived N-ONE smart key.
Applicability: Confirm the key type fitted to the individual vehicle.
Honda N-ONE smart-key battery FAQ · Honda · Manufacturer reference ↗
Honda N-ONE JG3 — Smart key battery ↗
Published answer: CR1632
Honda specifies CR1632 for N-ONE models from November 2020 through October 2025.
Applicability: Production-period specific: Honda lists CR1632 for 2020-11 through 2025-10 models; later models use CR2032.
Honda N-ONE smart-key battery Q&A · Honda Motor Co., Ltd. · Manufacturer reference ↗
Honda N-ONE JG4 — Smart key battery ↗
Published answer: CR1632
Honda specifies CR1632 for N-ONE models from November 2020 through October 2025.
Applicability: Production-period specific: Honda lists CR1632 for 2020-11 through 2025-10 models; later models use CR2032.
Honda N-ONE smart-key battery Q&A · Honda Motor Co., Ltd. · Manufacturer reference ↗