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Passenger car (Mercedes-Benz CLS450 4MATIC and others) - Repair
Official notice
16 Apr 2021
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger car (Mercedes-Benz CLS450 4MATIC and others) - Repair. 48V starter-alternator wiring defect. ■ Defective component, etc.: Due to improper work instructions, some 48V starter-alternator wiring has been fitted with incorrect mounting hardware and connected incorrectly. As a result, current exceeding the fuse capacity may flow during high-load operation. In the worst case, the fuse may blow, illuminating the warning light and preventing the engine from starting. Published 2021-04-16.
What to do now
(Notification number)外‐3192
Official notice
2021-04-16
The hazard
The hazard
48V starter-alternator wiring defect. ■ Defective component, etc.: Due to improper work instructions, some 48V starter-alternator wiring has been fitted with incorrect mounting hardware and connected incorrectly. As a result, current exceeding the fuse capacity may flow during high-load operation. In the worst case, the fuse may blow, illuminating the warning light and preventing the engine from starting.
How to check if you're affected
How to check if you're affected
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Affected products
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Hazard
Where it was sold
Where it was sold
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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.
Source & status
Source & status
Recall details
Recall details
Event id
Source tier
Documents, notices & source
See the official notice and source documents for full details.
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