Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 20ql9 cirsa1
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05-141 1
DIAGNOSTICS - REAR SEAT AUDIO SYSTEM 05ATG-05
POWER SOURCE CIRCUIT(STEREO COMPONENT CONTROLLER
ASSY)
CIRCUIT DESCRIPTION
This circuit is the power source circuit to operate the stereo component controller assy.
WIRING DIAGRAM
R24
Stereo Component Controller Assy
J/C
13 1 5 2 1
V V V LG LG
J7 J8 IG1 IH3 BK2 +B
8
J23 J/C
3 13 9
GR GR GR LG LG
IF2 IH3 BK2 ACC
A A 16
Driver Side J/B 6 16
W-B LG LG
IH3 BK2 GND
24 RAD2 9
GR
1L J23
J/C 7
ACC Relay W-B W-B W-B
1 IF2
W B B
1A
5 3
9 16
P W-B
1H 1L
2 1
I15 Ignition SW
AM1 10
W-L P
1H
1 AM1 ACC 3
P
FL Block
1
W
F7
R/B No.3 ALT
RSE 4 1
V P
3 3 F12 F6
2 1
W
FL MAIN
Battery IE IF
I35054
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1594
05-1412
DIAGNOSTICS - REAR SEAT AUDIO SYSTEM
INSPECTION PROCEDURE
1 INSPECT STEREO COMPONENT CONTROLLER ASSY
Stereo Component Controller Assy:
(a) Disconnect the stereo component controller assy con-
nector.
(b) In order to check for an open circuit, measure the resis-
tance between the terminals according to the condition,
8 as shown in the chart.
Standard:
Tester connection Condition Specified condition
16 9 - Body ground Always Below 1
9
I35035 (c) Measure the voltage between the terminals according to
the conditions, as shown in the chart.
Standard:
Tester connection Condition Specified condition
8-9 Always 10 to 14 V
Ignition SW
16 - 9 10 to 14 V
ACC
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
2 CHECK FOR PROBLEM SYMPTOMS TABLE
(a) Check problem symptoms table (See page 05-1410 ).
A Suspected areas are cleared
B Suspected areas still exist
B PROCEED TO NEXT CIRCUIT INSPECTION
SHOWN ON PROBLEM SYMPTOMS TABLE
(See page 05-1410 )
A
REPLACE STEREO COMPONENT CONTROLLER ASSY
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1595
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