In November 2023, Daihatsu filed a statutory recall with Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) concerning the Computer, covering the Mira ES. The filing affects 14 vehicles manufactured between June 2023 and August 31, 2023.
Overview
| MLIT filing number | 1154210 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | November 24, 2023 |
| Manufacturer(s) | Daihatsu |
| Component | Computer |
| Production period | June 2023 — August 31, 2023 |
| Vehicles affected | 14 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 10 Daihatsu notifications from 2023 in this archive. For scale, 4,521 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 2 months.
Defect
On vehicles converted to electric drive, the control unit does not properly manage motor operation at high rotational speeds. During re-acceleration at highway speeds, the control unit's fail-safe function activates and the vehicle may become inoperable.
Corrective action
On all vehicles, update the vehicle EV system control unit (VCU) software by replacing the VCU with a unit containing the corrected/updated software.
Affected models & chassis ranges
This filing lists 1 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 |
|---|---|---|
| 5BA-LA350S改 | MIRA ES | LA350S-0336074 — LA350S-0357174 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
電気自動車に改造した車両において、電動機の高速回転時における制御装置の制御が不適切なため、高速走行中の再加速時に、制御装置のフェール機能が作動し、走行不能になる可能性がある。
改善措置
全車両、車両ＥＶシステム制御装置（ＶＣＵ）のソフトウェアで対策し、対策プログラムに書き換えたＶＣＵと部品交換する。
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=3009556
Related recalls
Same manufacturer, same component
Other Daihatsu filings involving the Computer, closest to this one by filing date.
Computer — affects 243 vehicles.
Open recall detail →Computer — affects 4,164 vehicles.
Open recall detail →Computer — affects 250,284 vehicles.
Open recall detail →Computer — affects 1,249,662 vehicles.
Open recall detail →Computer — affects 44,098 vehicles.
Open recall detail →Other recalls affecting the same models
Filings whose affected type codes overlap with this one, newest first.
Seat — affects 1,710,607 vehicles.
Open recall detail →Wiring — affects 7 vehicles.
Open recall detail →Fuel Pump — affects 147,042 vehicles.
Open recall detail →Fuel Pump — affects 956,221 vehicles.
Open recall detail →Steering — affects 46,845 vehicles.
Open recall detail →All Daihatsu recalls · All 2023 recalls · Recall Archive home