TP-99125
Issued 12-99 16579/24240
Page 1 © Copyright Meritor Automotive, Inc., 1999 Printed in the USA
Introduction
Introduction
How to Use This Publication
Refer to the following diagnostic flowcharts to help
you determine the source of axle differential
carrier complaints.
Before you use the flowcharts, investigate the axle
carrier complaint and confirm that the problem
involves the carrier.
To locate the correct flowchart, refer to the
following tables.
Forward Tandem Carrier
Rear Tandem or Single Carrier
All Rear Axles
Performing the Diagnostic
Procedures in This Bulletin
Refer to the following publications when you
perform the diagnostic procedures in this bulletin.
r
Lubrication
Maintenance Manual No. 1
r
Single Reduction Differential Carriers
Maintenance Manual No. 5
r
Single Reduction Rear Differential Carriers
Maintenance Manual No. 5A
r
Tandem Axle Forward Carriers and Single Axle
Carriers —
Maintenance Manual No. 5E
r
Single Reduction Forward Differential Carriers
on Tandem Axles
— Maintenance Manual No. 5L
r
Failure Analysis for Drive Axle Components
Manual No. TP-9955
To order copies of these publications or a CD
version of the diagnostic flowcharts (TP-99113),
call Meritor’s Customer Service Center at
800-535-5560.
Flowchart Page
Vehicle Will Not Move
2
Differential Making Noise
4
Oil Leak
6
Flowchart Page
Vehicle Will Not Move
7
Differential Making Noise
8
Oil Leak
9
Flowchart Page
Contaminated Lubricant Found
During Preventive Maintenance
10