FOREWORD
This wiring diagram manual has been prepared to provide
information on the electrical system of the 2004 IS 300.
Applicable models: JCE10 Series
For service specifications and repair procedures of the above
models other than those listed in this manual, refer to the
following manuals;
Manual Name
• 2003 LEXUS IS 300 Repair Manual
Volume 1
Volume 2
• 2003 LEXUS New Car Features
Pub. No.
RM1054U1
RM1054U2
NCF259U
All information in this manual is based on the latest product
information at the time of publication. However, specifications
and procedures are subject to change without notice.
TOYOTA MOTOR CORPORATION
NOTICE
When handling supplemental restraint system components (removal,
installation or inspection, etc.), always follow the direction given in the repair
manuals listed above to prevent accidents and supplemental restraint
system malfunction.
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