In April 2023, Toyota filed a statutory recall with Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) concerning the Headlamp, covering the Sienta, Crown. The filing affects 52,502 vehicles manufactured between June 15, 2022 and March 2023.
Overview
| MLIT filing number | 1153041 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | April 6, 2023 |
| Manufacturer(s) | Toyota |
| Component | Headlamp |
| Production period | June 15, 2022 — March 2023 |
| Vehicles affected | 52,502 units |
Filing in context
The Headlamp is the most frequently cited component category in this archive, appearing in 49 of its 4,890 filings. This filing is one of 46 Toyota notifications from 2023 in this archive. For scale, 742 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
In the Adaptive High-beam System (AHS) driver assistance function, an improper control program may cause a loss of beam distribution control when the high-beam headlights re-illuminate immediately after an automatic shutoff. As a result, a warning message may be displayed and the high-beam headlights may fail to illuminate.
Corrective action
On all vehicles, reprogram the headlight control computer to the corrected/updated software specification.
Affected models & chassis ranges
This filing lists 8 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 |
|---|---|---|
| 5AA-TZSH35 | CROWN | TZSH35-4000000 — TZSH35-4002627; TZSH35-6000000 — TZSH35-6000920 |
| 5BA-MXPC10G | SIENTA | MXPC10-1006484 — MXPC10-1007370; MXPC10-1000003 — MXPC10-1016844; MXPC10-1006478 — MXPC10-1007363; MXPC10-1000002 — MXPC10-1016843 |
| 5BA-MXPC12G | SIENTA | MXPC12-1000139 — MXPC12-1000174; MXPC12-1000000 — MXPC12-1000498 |
| 6AA-AZSH30 | CROWN | AZSH30-6000001 — AZSH30-6000003 |
| 6AA-AZSH35 | CROWN | AZSH35-4000000 — AZSH35-4006444; AZSH35-6000004 — AZSH35-6003081 |
| 6AA-MXPL10G | SIENTA | MXPL10-1010168 — MXPL10-1011586; MXPL10-1000004 — MXPL10-1028271; MXPL10-1010167 — MXPL10-1011599; MXPL10-1000005 — MXPL10-1028272 |
| 6AA-MXPL12G | SIENTA | MXPL12-1000080 — MXPL12-1000093; MXPL12-1000000 — MXPL12-1000255 |
| 6AA-MXPL15G | SIENTA | MXPL15-1002141 — MXPL15-1002421; MXPL15-1000000 — MXPL15-1005587; MXPL15-1002138 — MXPL15-1002417; MXPL15-1000001 — MXPL15-1005583 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
（１）運転支援装置のＡＨＳ（※）において、制御プログラムが不適切なため、走行用前照灯（ハイビーム）が自動消灯の直後に再点灯する場合、配光制御ができなくなることがある。そのため、警告メッセージが表示し、ハイビームが点灯しなくなるおそれがある。（※）アダプティブハイビームシステム：周辺環境と運転状況に応じて、ハイビームの配光を制御し、前方視界確保を補助するシステム
改善措置
（１）全車両、前照灯用制御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=3009303
Related recalls
Same manufacturer, same component
Other Toyota filings involving the Headlamp, closest to this one by filing date.
Headlamp — affects 98 vehicles.
Open recall detail →Headlamp — affects 121 vehicles.
Open recall detail →Headlamp — affects 24,767 vehicles.
Open recall detail →Headlamp — affects 173 vehicles.
Open recall detail →Headlamp — affects 228 vehicles.
Open recall detail →Other recalls affecting the same models
Filings whose affected type codes overlap with this one, newest first.
Rear-View Mirror — affects 1,285,002 vehicles.
Open recall detail →Other (electrical equipment) — affects 646,376 vehicles.
Open recall detail →Other — affects 235,077 vehicles.
Open recall detail →Suspension arm/rod — affects 790,329 vehicles.
Open recall detail →Suspension Arm/Rod — affects 594,140 vehicles.
Open recall detail →