Open official notice

Passenger cars (Fiat 500, 500C) - Repair

Official notice

31 Jul 2023

Last checked

27 Oct 2026

RecallScope risk estimate:MediumCAA Japan

An official CAA Japan notice concerns Passenger cars (Fiat 500, 500C) - Repair. Power transmission system (transmission control module) defect. ■ Defective component: Power transmission system (transmission control module). ■ Condition of the structure, equipment or performance deemed noncompliant with standards and its cause: Due to insufficient verification during software design, the transmission control module may fail to engage 2nd gear when downshifting from 3rd to 2nd during deceleration with automatic shifting. As a result, safe mode locks the transmission in neutral and the warning light illuminates, potentially leaving the vehicle unable to drive. Published 2023-07-31.

What to do now

(Recall notification number) 外-3662 ■ Corrective measures: On all vehicles, rewrite the transmission control module software with a corrected program.

Units affected

1,438

Recall number

外-3662

Official notice

2023-07-31

The hazard

Power transmission system (transmission control module) defect. ■ Defective component: Power transmission system (transmission control module). ■ Condition of the structure, equipment or performance deemed noncompliant with standards and its cause: Due to insufficient verification during software design, the transmission control module may fail to engage 2nd gear when downshifting from 3rd to 2nd during deceleration with automatic shifting. As a result, safe mode locks the transmission in neutral and the warning light illuminates, potentially leaving the vehicle unable to drive.

How to check if you're affected

Compare the product name and identifiers below with the item you own. Check the official notice for the affected products and next steps.

Recall Numbers

外-3662

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Affected products

Product 1

フィアット「500、500C」

Units affected

1,438

Hazard

Power transmission system (transmission control module) defect. ■ Defective component: Power transmission system (transmission control module). ■ Condition of the structure, equipment or performance deemed noncompliant with standards and its cause: Due to insufficient verification during software design, the transmission control module may fail to engage 2nd gear when downshifting from 3rd to 2nd during deceleration with automatic shifting. As a result, safe mode locks the transmission in neutral and the warning light illuminates, potentially leaving the vehicle unable to drive.

Where it was sold

Retailer information is not currently available in RecallScope. Check the official notice for distribution details.

Location 1

JP · Japan

Affected area 1

JP · Japan

Company & contacts

Brand

Manufacturer

専用フリーダイヤル:なし

Phone

Not provided

Brand: Fiat. Contact: 専用フリーダイヤル:なし.

Source & status

Source

Tier

official

Category

VEHICLES

Official classification

消費者庁 — 修理

Recall details

Recall number

外-3662

Event id

CAA-00000031072

Units affected

1,438

Source tier

official

Documents, notices & source

See the official notice and source documents for full details.

View full official notice
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