Image available on the official notice.
Passenger cars (Jeep Wrangler Unlimited, Grand Cherokee) - Repair
Official notice
16 Apr 2025
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger cars (Jeep Wrangler Unlimited, Grand Cherokee) - Repair. Electrical equipment defect (traction battery). Defective component (part name): Electrical equipment (traction battery). Condition and cause of the structure, equipment or performance considered noncompliant with standards: Due to an inappropriate assembly process for the electrode sheets and separators in the traction battery cells, some electrode sheets are partially deformed. The deformed portions of the electrode sheets may damage the separators, causing internal short circuits in the battery cells and overheating of the traction battery, which may, in the worst case, result in a fire. Published 2025-04-16.
What to do now
Recall notification number: 外-3978. Corrective measures: On all vehicles, update the traction battery control module's control program and install a corrective program with a self-diagnostic function. If the corrective program detects an abnormality in the traction battery, replace the traction battery with a defect-free unit.
Units affected
973
Recall number
外-3978
Official notice
2025-04-16
The hazard
The hazard
Electrical equipment defect (traction battery). Defective component (part name): Electrical equipment (traction battery). Condition and cause of the structure, equipment or performance considered noncompliant with standards: Due to an inappropriate assembly process for the electrode sheets and separators in the traction battery cells, some electrode sheets are partially deformed. The deformed portions of the electrode sheets may damage the separators, causing internal short circuits in the battery cells and overheating of the traction battery, which may, in the worst case, result in a fire.
How to check if you're affected
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.
Models
Recall Numbers
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Affected VINs (1)
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Affected products
Product 1
Units affected
Hazard
Where it was sold
Where it was sold
Retailer information is not currently available in RecallScope. Check the official notice for distribution details.
Location 1
Affected area 1
Company & contacts
Company & contacts
Brand: Jeep. Contact: Stellantis ジャパン株式会社 専用フリーダイヤル TEL：0120. Phone 0120-712-812.
Source & status
Source & status
Recall details
Recall details
Recall number
Event id
Units affected
Source tier
Documents, notices & source
See the official notice and source documents for full details.
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