Image available on the official notice.
Passenger car (Mercedes-Benz E250 and others) - Repair
Official notice
15 Sept 2016
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger car (Mercedes-Benz E250 and others) - Repair. Due to a defect in the cooling system (water pump). ■Defective part (component name): Cooling system (water pump). ■Description and cause of the structure, equipment or performance considered noncompliant with standards: In the engine cooling system, the lever that operates the coolant flow switching valve inside the water pump has insufficient strength and may break. As a result, the piston connected to the lever may come out of the valve, causing coolant to leak. Continued use in this condition may cause overheating. Published 2016-09-15.
What to do now
(Recall)外-2377 ■Corrective measures: On all vehicles, replace the coolant pipe fastening bolt on the affected water pump with a modified part to prevent the piston from coming out. If the lever breaks after the coolant pipe fastening bolt has been replaced with the modified part, the water pump will be replaced free of charge.
Recall number
外-2377
Official notice
2016-09-15
The hazard
The hazard
Due to a defect in the cooling system (water pump). ■Defective part (component name): Cooling system (water pump). ■Description and cause of the structure, equipment or performance considered noncompliant with standards: In the engine cooling system, the lever that operates the coolant flow switching valve inside the water pump has insufficient strength and may break. As a result, the piston connected to the lever may come out of the valve, causing coolant to leak. Continued use in this condition may cause overheating.
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
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