Image available on the official notice.
Passenger cars (Porsche Taycan 4S and others) - Repair
Official notice
30 Nov 2023
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger cars (Porsche Taycan 4S and others) - Repair. High-voltage equipment (high-voltage battery) defect. ■ Defective component (part name): High-voltage equipment (high-voltage battery). ■ Condition and cause of the structure, equipment or performance considered noncompliant with standards: Some high-voltage batteries are not fully sealed because insufficient sealant was applied during manufacturing. If moisture enters the battery, its insulation resistance may decrease, causing arcing. In the worst case, a heat-related battery abnormality may occur and lead to a fire. Published 2023-11-30.
What to do now
(Recall) 外-3710 ■ Corrective measures: Test the integrity of the high-voltage battery seals on all vehicles and, if necessary, replace the high-voltage battery with an improved unit.
Units affected
353
Recall number
外-3710
Official notice
2023-11-30
The hazard
The hazard
High-voltage equipment (high-voltage battery) defect. ■ Defective component (part name): High-voltage equipment (high-voltage battery). ■ Condition and cause of the structure, equipment or performance considered noncompliant with standards: Some high-voltage batteries are not fully sealed because insufficient sealant was applied during manufacturing. If moisture enters the battery, its insulation resistance may decrease, causing arcing. In the worst case, a heat-related battery abnormality may occur and lead to 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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Turn on automatic VIN checksAffected products
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: Porsche. Contact: ポルシェジャパン株式会社. Phone 0120-846-911.
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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