Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 202xg cicigene
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05-1 155
DIAGNOSTICS - LIGHTING SYSTEM 05BVT-03
GENERATOR SIGNAL CIRCUIT
CIRCUIT DESCRIPTION
The Multiplex network body ECU receives engine condition (ON or OFF) by generator signal.
WIRING DIAGRAM
Multiplex Network
Body ECU
Driver Side Junction Block Airbag Sensor Assembly
Driver Side Junction Block
32 6 24 22 7
V R-L MPX2 R-L
1H 1E A21 A21 1E MPX1
MPX1 14
ECM A/C Control Assembly
J19
29 18 J/C 3 2
V MPX1 R-L R-L MPX+ V
E5 E5 A9 A9
MPX2 90 70 MPX-
J19
21 62 J/C
R-L C10
RL E6
Combination Meter Assy
32
Generator Assy
V
4 29 28
R-L
L G2 J19
J/C 21
R-L R-L
B7 MPX2
33 13
E68122
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR(ECM - GENERATOR ASSY)
(a) Check for open or short circuit in the harness and connector between ECM and generator assy (See
page 01-37 ).
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1338
05-1 156
DIAGNOSTICS - LIGHTING SYSTEM
2 INSPECT GENERATOR ASSY
(a) Inspect the generator assy (See page 19-21 ).
NG CHECK AND REPLACE GENERATOR ASSY
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN ON PROBLEM SYMPTOMS TABLE
(See page 05-1 131)
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1339
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