Overview
| MLIT filing number | 1105620 |
|---|---|
| Type | Statutory Recall (government-mandated recall) |
| Date filed | April 16, 1999 |
| Manufacturer(s) | Honda, Isuzu |
| Component | Service brake — general |
| Production period | February 12, 1998 — September 14, 1998 |
| Vehicles affected | 4,232 units |
Defect
The valve spring seat in the brake booster vacuum pump is improperly assembled on some units. When the engine is stopped, reverse airflow may displace the valve spring seat. In the worst case, this prevents the valve from functioning, causing brake pedal effort to increase above normal.
Corrective action
On all vehicles, replace the affected vacuum pump with the corrected part.
Affected models & chassis ranges
This filing lists 3 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 |
|---|---|---|
| KH-UBS73DW | Bighorn | UBS73DW-7200006 — UBS73DW-7200161 |
| KH-UBS73GW | Bighorn | UBS73GW-7200038 — UBS73GW-7210728 |
| KH-UBS73GWH | HORIZON | UBS73GW-7200041 — UBS73GW-7203562 |
Original Japanese (MLIT source text)
Show the original Japanese filing text
状況
ブレーキ倍力装置のバキュームポンプにおいて、バルブスプリングシートの組付けに不適 切なものがあり、そのままの状態で使用を続けると、原動機停止時の空気の逆流により、 当該バルブスプリングシートがずれて、最悪の場合、バルブが作動しなくなり、ブレーキ ペダルの踏力が通常より重くなる。
改善措置
全車両、当該バキュームポンプを対策品交換する。
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=3000171
Related
All Honda recalls · All Isuzu recalls · All 1999 recalls · Recall Archive home