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NHTSA ID Number: 10115480

Manufacturer Communication Number: IK1300085

TSB/Document Date: 2017-08-16


Summary

Wabco FPB/Quadraulic Brake Uneven Wear


IK1300085 ­ Wabco FPB/Quadraulic Brake Uneven Wear

Countries:

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AUSTRALIA, BAHAMAS, BOLIVIA, BRAZIL,
BELIZE, CANADA, CHILE, TAIWAN, COLOMBIA,
COSTA RICA, DOMINICAN REPUBLIC,
ECUADOR, EL SALVADOR, TRINIDAD AND
TOBAGO, UNITED STATES, URUGUAY,
VENEZUELA, MEXICO, ARUBA, NICARAGUA,
PERU, PUERTO RICO, Curaçao, GUAM,
GUATEMALA, GUYANA, HAITI, HONDURAS,
JAMAICA, KOREA, SOUTH KOREA, PANAMA,
SOUTH AFRICA

Document
IK1300085
ID:

Availability: ISIS, Bus ISIS, FleetISIS, Body Builder

Revision: 11

Major
System:

BRAKES

Created:

Current
Language:

English

Last
3/18/2015
Modified:

Other
NONE
Languages:
Viewed:

Author:

5/19/2011

James
Santos

2543
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Title : Wabco FPB/Quadraulic Brake Uneven Wear
Applies To : CE Bus, BE Bus, Durastar Models

CHANGE LOG
02/27/2015 - Added MA707 extension on 0004WXP 29,800 GVWR and Added Meritor Extended Warranty. Corrected grammar concerns
02/11/2015 - Revised document formatting and linked diagnostics to MeritoreBay logo's diagnostic sheet.
12/01/2014 - New Diagnostic Process
08/04/2014 - Added Meritor Answer Form
08/04/2014 - Added Inspection steps and Notes


DESCRIPTION
The brake lining wear rate will vary due to vehicle vocation, loading, operating environment and driving habits. During brake
inspection the customer should monitor lining wear versus accrued mileage to develop lining life projections to anticipate when lining
service may be required. This article will help the user assess caliper performance uneven wear and expedite OnTrac case review.

SYMPTOMS
Diagnostic Trouble Codes & Dashboard Indicator Lights:
Not Applicable
Customer Observations or Concerns:
Rapid uneven wear

SPECIAL TOOLS / SOFTWARE
No special tools required for repairs.

SERVICE PARTS INFORMATION
Kit Description

Part Number Qty Notes
MA707 have been extended to 0004WXP 29,800GVWR
Brake Lining kit MA707 2599722C92 1 set
and are recommended for repair procedure

https://evalue.internationaldelivers.com/service_kb/DocTool/ArticleViewer.aspx?ControlID... 4/1/2015

IK1300085 ­ Wabco FPB/Quadraulic Brake Uneven Wear

Page 2 of 3

DIAGNOSTIC STEPS
See Meritor Quadraulic Brake Lining Wear Inspection Procedure (link)  Click here to follow diagnostic procedure before opening
Ontrac Case File

REPAIR STEP(s)
NOTE: Service brake with OEM MA707 approved kit. The brake pad service kits will include linings, wear plates, pad retainer spring
and related fasteners. Use all components in the service kit. Always service pads as an axle set, never individually.
1. Install New wear plates (clean wear plate surface before installing)
2. Install new brake pads- Verify pads move freely before installing the pad retainer
3. If the brake pads do not move freely, then contact MeritoreBay logo OnTrac for further direction.

WARRANTY INFORMATION
Warranty Claim Coding:
Group: 04028 - Full Power Brakes, Hydraulic
Noun: 326 - Shoe/Lining or Pad
Extended Warranty:
MeritoreBay logo has extended their warranty policy for an additional year after OEM coverage. The additional year will only cover
parts, not labor. If a brake defect is found after OEM coverage please contact OnTrac to file directly through MeritoreBay logo.

Standard Repair Times:
Step Description
Bleed System Perform
Front Axle Pad
Replacement
Rear Axle Pad
Replacement
Bleed System Perform
Front Axle Pad
Replacement
Rear Axle Pad
Replacement
Front Axle Pad
Replacement
Rear Axle Pad
Replacement

Chassis
BE/CE Bus

Engine SRT
Hours
All
GY04-7889A 0.5

BE/CE Bus

All

G04-3001A

0.9

BE/CE Bus

All

G04-3002A

0.9

4000 Models All

KL04-7889A 0.5

4100

All

J04-3001A

0.9

4100

All

J04-3002A

0.9

4300

All

K04-3001A

0.9

4300

All

K04-3002A

0.9

Special Requirement(s):
The following information is required to file a warranty claim for lining wear:
1. Provide information from inspection based on iKNow diagnostics
2. All Images must clearly show condition. Please Review all images before submitting to verify the case condition is clearly visible.
3. Please see SP-95155 for MeritoreBay logo's warranty terms and conditions.

RESOURCES
Quadraulic Brake Service ManualeBay logo

https://evalue.internationaldelivers.com/service_kb/DocTool/ArticleViewer.aspx?ControlID... 4/1/2015

IK1300085 ­ Wabco FPB/Quadraulic Brake Uneven Wear

Page 3 of 3

Meritor Warranty 2014

OnTrac pre-call worksheet.

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Copyright © 2015 NavistareBay logo, Inc.

https://evalue.internationaldelivers.com/service_kb/DocTool/ArticleViewer.aspx?ControlID... 4/1/2015

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TSB/Document ID: IK1300085

Replacement Service Bulletin Number:

MFR Communication Date: 2015-03-18

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: SERVICE BRAKES, AIR:DRUM:SHOES/LININGS

MFR Component System:

MFR Component Subsystem:


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