INTERNATIONAL HARVESTER 3900FC 1995: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC

General Information

NHTSA Campaign ID Number: 94V234000

Make Model Year
INTERNATIONAL HARVESTER 3900FC 1995
Date Owners Notified Date Received by ODI Date Added to Database
1994-12-06 1994-11-28 1994-12-01

Production Dates: 1991-05-01 - 1993-03-01

Manufacturers Involved: INTERNATIONAL TRUCK & ENGINE CORPORATION

Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC

Potential Number Of Units Affected: 62

Report Initiator: MFR MFR Report

Summary

THE HYDRAULIC BRAKE SYSTEM ON THESE BUSES USES TWO HYDRAULIC PRESSURE SWITCHES TO OPERATE THE BRAKE LIGHTS AND THE BRAKE BOOSTER PUMP. THE BRAKE PRESSURE WARNING LIGHT CAN ACTIVATE WHEN ACTUAL SYSTEM FAILURE HAS NOT OCCURRED.

Consequence

A FALSE WARNING OF THE BRAKE PRESSURE WARNING LIGHT CAN CAUSE THE DRIVER TO IGNORE A WARNING WHEN AN ACTUAL PROBLEM EXISTS WHICH COULD RESULT IN AN ACCIDENT.

Remedy

DEALERS WILL REPLACE THE TWO HYDRAULIC PRESSURE SWITCHES WITH ONE MECHANICAL SWITCH THAT IS ACTIVATED BY BRAKE PEDAL STROKE.

Notes

SYSTEM: BRAKES; POWER ASSIST; HYDRAULIC SYSTEM.VEHICLE DESCRIPTION: SCHOOL AND TRANSIT BUSES BUILT WITH HYDRAULIC BRAKES.NOTE: IF THE VEHICLE IS PRESENTED TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND THE REMEDY IS NOT PROVIDED FREE OF CHARGE WITHIN A REASONABLE TIME OR THE REMEDY DOES NOT CORRECT THE DEFECT, PLEASE CONTACT NAVISTAR AT 1-800-448-7825. ALSO, CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S AUTO SAFETY HOTLINE AT 1-800-424-9393.