Foreword
This manual provides instructions for troubleshooting and repairing the N14 engine in the chassis. Component
and assembly rebuild procedures are provided in the N14 Engine Shop Manual. Refer to Page i-2 in the Introduction
for instructions on how to use this manual.
The manual is organized to guide a service technician through the logical steps of identifying and correcting
problems related to the engine.
This manual does not cover vehicle or equipment problems. Consult the vehicle or equipment manufacturer for
repair procedures.
This manual does not cover CELECT™ engine fuel systems troubleshooting and repairing information. For
troubleshooting and repairing the CELECT™ system, consult the CELECT™ System Troubleshooting and Repair
Manual, Bulletin No. 3810469.
The repair procedures used in this manual are recommended by Cummins Engine Company, Inc. Some service
procedures require the use of special service tools. Use the correct tools as described.
The information, specifications, and recommended repair procedures in this publication are based on the infor-
mation in effect at the time this manual was printed. Cummins Engine Company, Inc. reserves the right to make
changes at any time without notice.
Reporting of errors, omissions, and recommendations for improving this publication by the user is encouraged.
Please send all suggestions and comments to:
CUMMINS ENGINE COMPANY, INC.
Box 3005
Columbus, Indiana 41302-3005
ATTENTION: N14 Service Engineering
Mail Code - 41302