Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 1998-2003 Approved FSM 05 bcsy cilights
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DI-643
DIAGNOSTICS - BODY CONTROL SYSTEM
DI6LL-03
Light control switch circuit
WIRING DIAGRAM
Body ECU (In-
(*2) (*1) tegration relay)
7 12
R-G
I13 I13 H
(*2) (*1)
4 10
G-O I13 I13 T
8
V I13 AUTO
C12
Combination Switch 13 14 12
N T EL A
L i g h t OFF
J/C
B B Control TAIL
J3 Switch
J3 HEAD
AUTO
W-B Dimmer LOW
Switch
HIGH
ED
FLASH
W-B 16
(*1) w/ Door Lock Control
(*2) w/o Door Lock Control
I18644
2001 SIENNA (RM787U)
Author : Date : 797
DI-644
DIAGNOSTICS - BODY CONTROL SYSTEM
INSPECTION PROCEDURE
1 Check headlight control switch (See page BE-17 ).
NG Replace the headlight control switch.
OK
2 Check wireharness and connector between headlight control switch and Body
ECU (See page IN-31 ).
NG Repair or replace wireharness or connector.
OK
Proceed to next circuit inspection shown on
problem symptoms table (See page
DI-636 ).
2001 SIENNA (RM787U)
Author : Date : 798
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