Image available on the official notice.
Passenger cars (Mercedes-Benz E350e, E350de) - Repair
Official notice
22 Apr 2021
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger cars (Mercedes-Benz E350e, E350de) - Repair. Defect in the electrical wiring (high-voltage wiring). ■ Defective component (part name): Electrical wiring (high-voltage wiring). ■ Condition and cause of the structure, equipment or performance deemed noncompliant with standards: Due to an inappropriate design of the shield wire contacts in hybrid vehicles' high-voltage wiring, driving with substantial electric motor assistance, such as under high load, may increase contact resistance and cause the allowable current to be exceeded, resulting in insufficient shielding. Consequently, the resulting electrical noise may affect the electric motor control unit and cause communication failures. In the worst case, the engine may stop while driving, leaving the vehicle unable to continue driving. Published 2021-04-22.
What to do now
(Recall) 外-3209 ■ Corrective measures: Replace the high-voltage wiring on all vehicles with remedial parts.
Recall number
外-3209
Official notice
2021-04-22
The hazard
The hazard
Defect in the electrical wiring (high-voltage wiring). ■ Defective component (part name): Electrical wiring (high-voltage wiring). ■ Condition and cause of the structure, equipment or performance deemed noncompliant with standards: Due to an inappropriate design of the shield wire contacts in hybrid vehicles' high-voltage wiring, driving with substantial electric motor assistance, such as under high load, may increase contact resistance and cause the allowable current to be exceeded, resulting in insufficient shielding. Consequently, the resulting electrical noise may affect the electric motor control unit and cause communication failures. In the worst case, the engine may stop while driving, leaving the vehicle unable to continue driving.
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.
Recall Numbers
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Affected products
Product 1
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: Mercedes-Benz. Contact: メルセデス・ベンツ日本株式会社. Phone 0120-086-880.
Source & status
Source & status
Recall details
Recall details
Recall number
Event id
Source tier
Documents, notices & source
See the official notice and source documents for full details.
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