In July 1994, Honda, Isuzu & Subaru filed a statutory recall with Japan's Ministry of Land, Infrastructure, Transport and Tourism (MLIT) concerning the Engine Body, covering the Bighorn, Horizon. The filing affects 8,186 vehicles manufactured between November 15, 1991 and May 19, 1994.
Overview
| MLIT filing number | 1104410 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | July 19, 1994 |
| Manufacturer(s) | Honda, Isuzu, Subaru |
| Component | Engine Body |
| Production period | November 15, 1991 — May 19, 1994 |
| Vehicles affected | 8,186 units |
Filing in context
This notification is a joint filing by 3 manufacturers: Honda, Isuzu & Subaru.
The Engine Body is the most frequently cited component category in this archive, appearing in 2 of its 4,890 filings. This filing is one of 5 Honda notifications from 1994 in this archive. For scale, 1,725 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 years and 6 months.
Defect
The seal plugs on the front and rear faces of the fuel engine cylinder head are improperly assembled. Continued use may cause the plugs to fall out, allowing engine oil to leak and resulting in engine seizure and loss of mobility. In the worst case, leaked oil contacting the exhaust pipe may cause a vehicle fire.
Corrective action
On all vehicles, add a retaining bracket to prevent the seal plugs from falling out.
Affected models & chassis ranges
This filing lists 4 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 |
|---|---|---|
| E-UBS25DW | Bighorn | UBS25DW-7100012 — UBS25DW-8100562 |
| E-UBS25GW | Bighorn | UBS25GW-7100015 — UBS25GW-8101911 |
| E-UBS25GWH | HORIZON | UBS25GW-7200001 — UBS25GW-7200252 |
| E-UBS25GWS | Bighorn | UBS25GW-7100448 — UBS25GW-7103403 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
ガソリンエンジンのシリンダーヘッド前後面にある、密封栓（シールプラグ）の組み付 けが不適切なものがあるため、このままの状態で使用を続けると当該密封栓が脱落し、エ ンジンオイルが漏れ、エンジンが焼き付き走行不能になる場合がある。また、漏れたエン ジンオイルが排気管に付着し、最悪の場合、火災に至るおそれがある。
改善措置
全車両、密封栓の脱落を防止するための押さえ板（ブラケット）を追加する。
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=3000031
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Open recall detail →All Honda recalls · All Isuzu recalls · All Subaru recalls · All 1994 recalls · Recall Archive home