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Passenger cars (Mercedes-Benz G550 and others) - Repair
Official notice
5 Dec 2019
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger cars (Mercedes-Benz G550 and others) - Repair. On-board diagnostic system defect. ■ Defective component: On-board diagnostic system. ■ Noncompliant structure, equipment or performance and its cause: Due to inappropriate control software in the powertrain control unit, the on-board diagnostic system may erase data while fault diagnosis is still in progress, even though diagnosis has not been completed. Consequently, the engine malfunction indicator lamp (MIL) may fail to illuminate correctly when a fault occurs. Published 2019-12-05.
What to do now
The hazard
The hazard
On-board diagnostic system defect. ■ Defective component: On-board diagnostic system. ■ Noncompliant structure, equipment or performance and its cause: Due to inappropriate control software in the powertrain control unit, the on-board diagnostic system may erase data while fault diagnosis is still in progress, even though diagnosis has not been completed. Consequently, the engine malfunction indicator lamp (MIL) may fail to illuminate correctly when a fault occurs.
How to check if you're affected
How to check if you're affected
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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.
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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