Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 20tq5 htpwt400
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05-1876
DIAGNOSTICS - MULTIPLEX COMMUNICATION SYSTEM
MULTIPLEX COMMUNICATION SYSTEM
05BT9-03
HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
Troubleshoot in accordance with the procedures on the following pages.
1 VEHICLE BROUGHT TO WORKSHOP
2 DTC CHECK (See page 05-1880 )
(a) Check for DTCs and make a note of the code that is output.
(b) Delete the DTC.
(c) Check if the DTC is output once again when the problem symptom is simulated based on the noted
code.
(1) When no code is output (symptom check and simulation are possible), proceed to A.
(2) When a code is output, proceed to B.
B Go to step 4
A
3 PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM
(a) Pre-check (See page 05-1877 )
(b) Terminals of ECU (See page 05-1882 )
4 ADJUST, REPAIR OR REPLACE
END
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2059
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