Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 202xl ciradio1
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05-1214
DIAGNOSTICS - AUDIO SYSTEM 05BPV-02
POWER SOURCE CIRCUIT (RADIO RECEIVER ASSY)
WIRING DIAGRAM
10 Speaker:
Radio Receiver Assy
J/C
12 24 4 1
L-Y L-Y L-Y
J7 J8 IF2 R7 BU+B
Driver Side J/B
J23
ACC Relay J/C
1 RAD2 24 3 11
W GR GR GR
1A 1L IF2 R7 ACC+B
5 3 A A
9 16
P W-B
1H 1L
2 1 I15 Ignition SW
AM1 10
W-L P
1H
1 AM1 ACC 3
P
W
Engine Room J/B W-B
J23
3 RAD No.1 Short Pin 1 J/C
L-Y W 20
2B 2D W-B W-B
2 1 R7 GND
B B
FL Block
1 1
W W 7
F6 F8 W-B W-B
IF2
FL MAIN ALT 1
W
F7
Battery
IE IF
I33887
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1397
05-1215
DIAGNOSTICS - AUDIO SYSTEM
6 Speaker:
Radio Receiver Assy
J/C
12 24 4 4
L-Y L-Y L-Y
J7 J8 IF2 R5 BU+B
Driver Side J/B
J23
ACC Relay J/C
1 RAD2 24 3 3
W GR GR GR
1A 1L IF2 R5 ACC+B
5 3 A A
9 16
P W-B
1H 1L
2 1 I15 Ignition SW
AM1 10
W-L P
1H
1 AM1 ACC 3
P
W
Engine Room J/B W-B
J23
3 RAD No.1 Short Pin 1 J/C
L-Y W 7
2B 2D W-B W-B
2 1 R5 GND
B B
FL Block
1 1
W W 7
F6 F8 W-B W-B
IF2
FL MAIN ALT 1
W
F7
Battery
IE IF
I33887
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1398
05-1216
DIAGNOSTICS - AUDIO SYSTEM
6 Speaker, w/o RSA, RSE system:
Engine Room J/B Radio Receiver Assy
1 Short Pin RAD No.1 J/C 4
3 12 24
W L-Y L-Y
2D 2B J7 J8 R2 BU+B
1 2
Driver Side J/B
ACC Relay
1 RAD2 24 3
W GR
1A 1L R2 ACC+B
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 W-B
1 ALT
W
F7 7
W-B
R2 GND
1 1
W W
F8 F6
W W
FL MAIN
Battery
IE IF
I33888
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1399
05-1217
DIAGNOSTICS - AUDIO SYSTEM
INSPECTION PROCEDURE
1 INSPECT RADIO RECEIVER ASSY(BU+B, ACC+B, GND)
(a) Remove the radio receiver assy.
10 Speaker:
BU+B (b) Check continuity between terminals at each condition, as
shown in the chart.
Standard:
Tester connection Condition Specified condition
GND - Body ground Always Continuity
GND (c) Check the voltage between terminals at each condition,
ACC+B
as shown in the chart.
Standard:
6 Speaker: Tester connection Condition Specified condition
BU+B ACC+B BU+B - GND Always 10 to 14 V
ACC+B - GND Ignition SW ACC 10 to 14 V
GND NG REPAIR OR REPLACE HARNESS OR
I33889
CONNECTOR (See page 01-37 )
OK
2 CHECK FOR PROBLEM SYMPTOMS TABLE
(a) Check problem symptoms table (See page 05-1213 ).
A Suspected areas are cleared
B Suspected areas still exist
B PROCEED TO NEXT CIRCUIT INSPECTION
SHOWN ON PROBLEM SYMPTOMS TABLE (See
page 05-1213 )
A
REPLACE RADIO RECEIVER ASSY
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1400
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