Mazda CX-90 Smart Key & Remote Battery by Chassis Code
Which battery is used in the documented key system? Compare actual published manufacturer references for 4 exact Mazda CX-90 chassis codes. Values can differ across drivetrain, trim and production period.
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.
Smart Key & Remote Battery: chassis comparison
Open the original exact-code answer to see the manufacturer reference and full caveat.
| Exact code | Documented years | Key battery reference | Manufacturer source |
|---|---|---|---|
| CX-90 3.3 Turbo S Premium Package AWD MY2025 US | 2025 | CR2032 or equivalent battery ↗ | Mazda North American Operations ↗Checked 2026-11-08 |
| CX-90 3.3 Turbo Select Package AWD MY2025 US | 2025 | CR2032 or equivalent battery ↗ | Mazda North American Operations ↗Checked 2026-11-08 |
| CX-90 PHEV Preferred AWD MY2025 US | 2025 | CR2032 or equivalent battery ↗ | Mazda North American Operations ↗Checked 2026-11-08 |
| CX-90 PHEV Premium Plus AWD MY2025 US | 2025 | CR2032 or equivalent battery ↗ | Mazda North American Operations ↗Checked 2026-11-08 |
Which codes share an answer?
Grouped by exact published text. Similar wording is not treated as proof of identical equipment.
Source scope and important caveats
Mazda CX-90 CX-90 3.3 Turbo S Premium Package AWD MY2025 US — Smart-key battery ↗
Published answer: CR2032 or equivalent battery
Own-model key battery replacement caution: replace only with the same type battery (CR2032 or equivalent). Mazda recommends battery replacement at an Authorized Mazda Dealer.
Applicability: CX-90 3.3 Turbo S Premium Package AWD MY2025 US only. US MY2025 CX-90 3.3 Turbo S Premium Package (three-row SUV); e-SKYACTIV G 3.3 (high power), SKYACTIV-Drive 8-speed automatic, AWD fixed by the native 2025 Mazda spec deck column. No sibling trim, other engine output, towing specification, tire size, body, year or market inference.
Mazda North American Operations manufacturer reference · Mazda North American Operations · Manufacturer reference ↗
Mazda CX-90 CX-90 3.3 Turbo Select Package AWD MY2025 US — Smart-key battery ↗
Published answer: CR2032 or equivalent battery
Own-model key battery replacement caution: replace only with the same type battery (CR2032 or equivalent). Mazda recommends battery replacement at an Authorized Mazda Dealer.
Applicability: CX-90 3.3 Turbo Select Package AWD MY2025 US only. US MY2025 CX-90 3.3 Turbo Select Package (three-row SUV); e-SKYACTIV G 3.3 (standard power), SKYACTIV-Drive 8-speed automatic, AWD fixed by the native 2025 Mazda spec deck column. No sibling trim, other engine output, towing specification, tire size, body, year or market inference.
Mazda North American Operations manufacturer reference · Mazda North American Operations · Manufacturer reference ↗
Mazda CX-90 CX-90 PHEV Preferred AWD MY2025 US — Smart-key battery ↗
Published answer: CR2032 or equivalent battery
Own-model key battery replacement caution: replace only with the same type battery (CR2032 or equivalent). Mazda recommends battery replacement at an Authorized Mazda Dealer.
Applicability: CX-90 PHEV Preferred AWD MY2025 US only. US MY2025 CX-90 PHEV Preferred (three-row SUV); e-SKYACTIV PHEV 2.5, SKYACTIV-Drive 8-speed automatic, AWD fixed by the native 2025 Mazda spec deck column. No sibling trim, other powertrain, transmission, tire size, body, year or market inference.
Mazda North American Operations manufacturer reference · Mazda North American Operations · Manufacturer reference ↗
Mazda CX-90 CX-90 PHEV Premium Plus AWD MY2025 US — Smart-key battery ↗
Published answer: CR2032 or equivalent battery
Own-model key battery replacement caution: replace only with the same type battery (CR2032 or equivalent). Mazda recommends battery replacement at an Authorized Mazda Dealer.
Applicability: CX-90 PHEV Premium Plus AWD MY2025 US only. US MY2025 CX-90 PHEV Premium Plus (three-row SUV); e-SKYACTIV PHEV 2.5, SKYACTIV-Drive 8-speed automatic, AWD fixed by the native 2025 Mazda spec deck column. No sibling trim, other powertrain, transmission, tire size, body, year or market inference.
Mazda North American Operations manufacturer reference · Mazda North American Operations · Manufacturer reference ↗