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Passenger cars (Volkswagen VW Polo 1.2/77kW and others) - Repair

Official notice

24 Apr 2020

Last checked

27 Oct 2026

RecallScope risk estimate:HighCAA Japan

An official CAA Japan notice concerns Passenger cars (Volkswagen VW Polo 1.2/77kW and others) - Repair. Automatic transmission hydraulic control system (mechatronics) defect. ■ Defective component (part name): Automatic transmission hydraulic control system (mechatronics). ■ Condition and cause of the structure, equipment or performance deemed noncompliant with standards: In the mechatronics of the 7-speed DSG automatic transmission, improper thread machining of the upper housing has left some housings with insufficient durability. As a result, fatigue accumulated through continuous hydraulic pressure changes in the accumulator may cause the upper housing to crack, reducing hydraulic pressure. In the worst case, driving force may no longer be transmitted and the vehicle may become unable to move. Published 2020-04-24.

What to do now

(Recall) 外-3028 ■ Corrective measures: Check the manufacturing identification mark on the upper housing inside the mechatronics in all vehicles. If affected, replace the upper housing with an improved part.

Recall number

外-3028

Official notice

2020-04-24

The hazard

Automatic transmission hydraulic control system (mechatronics) defect. ■ Defective component (part name): Automatic transmission hydraulic control system (mechatronics). ■ Condition and cause of the structure, equipment or performance deemed noncompliant with standards: In the mechatronics of the 7-speed DSG automatic transmission, improper thread machining of the upper housing has left some housings with insufficient durability. As a result, fatigue accumulated through continuous hydraulic pressure changes in the accumulator may cause the upper housing to crack, reducing hydraulic pressure. In the worst case, driving force may no longer be transmitted and the vehicle may become unable to move.

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

外-3028

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Affected products

Product 1

フォルクスワーゲン VWポロ 1.2/77kW 他

Hazard

Automatic transmission hydraulic control system (mechatronics) defect. ■ Defective component (part name): Automatic transmission hydraulic control system (mechatronics). ■ Condition and cause of the structure, equipment or performance deemed noncompliant with standards: In the mechatronics of the 7-speed DSG automatic transmission, improper thread machining of the upper housing has left some housings with insufficient durability. As a result, fatigue accumulated through continuous hydraulic pressure changes in the accumulator may cause the upper housing to crack, reducing hydraulic pressure. In the worst case, driving force may no longer be transmitted and the vehicle may become unable to move.

Where it was sold

Retailer information is not currently available in RecallScope. Check the official notice for distribution details.

Location 1

JP · Japan

Affected area 1

JP · Japan

Company & contacts

Manufacturer

フォルクスワーゲン

Phone

0120-993-199

Brand: Volkswagen. Contact: フォルクスワーゲン. Phone 0120-993-199.

Source & status

Source

Tier

official

Category

VEHICLES

Official classification

消費者庁 — 修理

Recall details

Recall number

外-3028

Event id

CAA-00000026592

Source tier

official

Documents, notices & source

See the official notice and source documents for full details.

View full official notice
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