In June 2008, Mitsubishi filed a statutory recall with Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) concerning the Engine Assembly, covering the Aero Star. The filing affects 78 vehicles manufactured between October 20, 1998 and April 23, 2003.
Overview
| MLIT filing number | 1121200 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | June 5, 2008 |
| Manufacturer(s) | Mitsubishi |
| Component | Engine Assembly |
| Production period | October 20, 1998 — April 23, 2003 |
| Vehicles affected | 78 units |
Filing in context
The Engine Assembly is the most frequently cited component category in this archive, appearing in 43 of its 4,890 filings. This filing is one of 49 Mitsubishi notifications from 2008 in this archive. For scale, 3,979 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 4 years and 6 months.
Defect
On the CNG engine, the exhaust valves have insufficient heat resistance, which may cause valve material to break away. This produces abnormal noise, rough idling, and reduced power output. In the worst case, the engine may stall and fail to restart.
Corrective action
Replace the exhaust valves on all vehicles with the corrected parts.
Affected models & chassis ranges
This filing lists 6 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 |
|---|---|---|
| KC-MP717K改 | ふそうエアロスター | MP717K-20162 — MP717K-20262 |
| KC-MP717M改 | ふそうエアロスター | MP717M-20280 |
| KC-MP747K改 | ふそうエアロスター | MP747K-22018 |
| KL-MP35JP改 | ふそうエアロスター | MP35JP-20012 — MP35JP-20027 |
| KL-MP37JK改 | ふそうエアロスター | MP37JK-20181 — MP37JK-20225 |
| KL-MP37JM改 | ふそうエアロスター | MP37JM-20007 — MP37JM-20191 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
ＣＮＧエンジンにおいて、排気バルブの耐熱性が不足しているため、バルブが欠損する場合がある。そのため、異音発生、アイドリング不調、出力不足となり、最悪の場合エンジンが停止して再始動出来なくなるおそれがある。
改善措置
全車両、排気バルブを対策品に交換する。
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=3001882
Related recalls
Same manufacturer, same component
Other Mitsubishi filings involving the Engine Assembly, closest to this one by filing date.
Engine Assembly — affects 35 vehicles.
Open recall detail →Engine Assembly — affects 31,924 vehicles.
Open recall detail →Engine Assembly — affects 2,863 vehicles.
Open recall detail →Engine Assembly — affects 11 vehicles.
Open recall detail →Engine Assembly — affects 139 vehicles.
Open recall detail →Other recalls affecting the same models
Filings whose affected type codes overlap with this one, newest first.
Wiring — affects 1,051 vehicles.
Open recall detail →Other (safety lighting) — affects 30 vehicles.
Open recall detail →Other (Power Transmission) — affects 188 vehicles.
Open recall detail →Wiring — affects 234 vehicles.
Open recall detail →Other — affects 572 vehicles.
Open recall detail →All Mitsubishi recalls · All 2008 recalls · Recall Archive home