In October 2022, Toyota filed a statutory recall with Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) concerning the Computer, covering the Yaris. The filing affects 37,674 vehicles manufactured between December 11, 2019 and September 16, 2020.
Overview
| MLIT filing number | 1152170 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | October 6, 2022 |
| Manufacturer(s) | Toyota |
| Component | Computer |
| Production period | December 11, 2019 — September 16, 2020 |
| Vehicles affected | 37,674 units |
Filing in context
The Computer is the most frequently cited component category in this archive, appearing in 42 of its 4,890 filings. This filing is one of 28 Toyota notifications from 2022 in this archive. For scale, 892 of the 4,890 filings in this archive report a larger number of affected vehicles; the vehicles involved here were manufactured over a span of about 9 months.
Defect
A fault in the hybrid system control software causes the system to fail to enter fail-safe mode when the transaxle input damper experiences momentary slippage during hard acceleration and the warning light illuminates. As a result, the hybrid system may shut down.
Corrective action
On all vehicles, reprogram the hybrid vehicle control computer with the corrected software.
Affected models & chassis ranges
This filing lists 2 type code(s). A vehicle is affected if its chassis number falls within one of the ranges below.
| Type code (型式) | Model | Chassis ranges |
|---|---|---|
| 6AA-MXPH10 | YARIS | MXPH10-2000000 — MXPH10-2034714 |
| 6AA-MXPH15 | YARIS | MXPH15-0001001 — MXPH15-0007022 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
ハイブリッドシステムにおいて、制御プログラムが不適切なため、急加速等でトランスアクスルのインプットダンパに一時的な滑りが生じて警告灯が点灯した際、フェールセーフモードに移行できない。そのため、ハイブリッドシステムが停止するおそれがある。
改善措置
全車両、ハイブリッドビークルコントロールコンピュータのプログラムを対策仕様に修正する。
Source & verification
This entry reproduces public data from Japan's MLIT recall registry. English text is jdmvin.com's own translation; always verify against the official source:
https://renrakuda.mlit.go.jp/renrakuda/ris-detail-car.html?class=recalldatacar&id=3005254
Related recalls
Same manufacturer, same component
Other Toyota filings involving the Computer, closest to this one by filing date.
Computer — affects 8,669 vehicles.
Open recall detail →Computer — affects 2,481 vehicles.
Open recall detail →Computer — affects 243 vehicles.
Open recall detail →Computer — affects 111,842 vehicles.
Open recall detail →Computer — affects 4,164 vehicles.
Open recall detail →Other recalls affecting the same models
Filings whose affected type codes overlap with this one, newest first.
Suspension arm/rod — affects 790,329 vehicles.
Open recall detail →Suspension Arm/Rod — affects 594,140 vehicles.
Open recall detail →Rearview mirror (monitor) — affects 24,391 vehicles.
Open recall detail →Other — affects 111,842 vehicles.
Open recall detail →Exhaust Pipe — affects 111,842 vehicles.
Open recall detail →