Image available on the official notice.
Passenger cars (Audi Audi A4 2.0T and others) - Repair
Official notice
29 Jun 2017
Last checked
27 Oct 2026
An official CAA Japan notice concerns Passenger cars (Audi Audi A4 2.0T and others) - Repair. Due to a defect in the engine (engine control unit). ■Defective component (part name): Engine (engine control unit). ■Condition and cause of the structure, equipment or performance deemed noncompliant with standards: In the engine cooling system, the engine control unit program for detecting abnormalities in the auxiliary coolant pump is inappropriate. Consequently, in some vehicles, power continues to flow to the pump when foreign matter or similar causes prevent it from operating. As a result, the pump and its wiring may overheat and melt, potentially causing a fire in the worst case. Published 2017-06-29.
What to do now
(Recall) 外-2502 ■Corrective measures: Modify the engine control unit program on all vehicles. Also inspect the auxiliary coolant pump and, if faulty, replace it with a new pump.
Recall number
外-2502
Official notice
2017-06-29
The hazard
The hazard
Due to a defect in the engine (engine control unit). ■Defective component (part name): Engine (engine control unit). ■Condition and cause of the structure, equipment or performance deemed noncompliant with standards: In the engine cooling system, the engine control unit program for detecting abnormalities in the auxiliary coolant pump is inappropriate. Consequently, in some vehicles, power continues to flow to the pump when foreign matter or similar causes prevent it from operating. As a result, the pump and its wiring may overheat and melt, potentially causing a fire in the worst case.
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: Audi. Contact: アウディ コミュニケーションセンター. Phone 0120-598106.
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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