Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 20tq5 cib1217
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05-1907
DIAGNOSTICS - MULTIPLEX COMMUNICATION SYSTEM 05BTG-03
DTC B1217 RL-DOOR ECU COMMUNICATION STOP
CIRCUIT DESCRIPTION
DTC B1217 is output when communication between the power slide door ECU LH and the body ECU stops
for more than 10 seconds.
DTC No. DTC Detection Condition Trouble Area
S Multiplex network door ECU rear LH
B1217 RL-DOOR ECU communication stops (Power slide door ECU LH)
S Wire harness
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2090
05-1908
DIAGNOSTICS - MULTIPLEX COMMUNICATION SYSTEM
WIRING DIAGRAM
Multiplex Network Door ECU Rear LH
(Power Slide Door ECU LH)
8 1 2
B-W B-W B-W
IB1 BD2 P26 B
Instrument Panel J/B Assy
24 7
1C 1L
W-L W-L
Engine
Room J/B
J19
Assy J/C 7 J/C 23 5
54 15 W-L J13 W-L W-L
8 2C J14 BE1
ECU-B 73 R-L 4 20
13 R-L
J13 J14
2
1 Short Pin J37
J/C
1 2D 3 10
13 23 W-L W
BD1 P25 ECUB
R-L
W
6 22
2 F13 1 F8 11 21 R-L R
BD1 P25 MPX1
L-PSD
Instrument Panel J/B Assy
FL Block 8
Multiplex Network W-B
ALT P26 GND
Body ECU
21
B7 MPX2
1 F6
W 2 BD2
FL
Main
W-B
Battery
BM
B89160
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2091
05-1909
DIAGNOSTICS - MULTIPLEX COMMUNICATION SYSTEM
INSPECTION PROCEDURE
1 CHECK RESISTANCE OF COMMUNICATION LINE
Wire Harness Side
(a) Disconnect the P25 and B7 ECU connectors.
(b) Check the resistance between the wire harness side con-
P25
nectors.
Multiplex Network Door ECU Rear LH
(Power Slide Door ECU LH) Standard:
Terminal No. Specified Condition
P25-22 (MPX1) B7-21 (MPX2) Below 1
B7
Multiplex Network Body ECU
NG REPAIR OR REPLACE HARNESS AND
CONNECTOR
B67679
OK
2 CHECK MULTIPLEX NETWORK DOOR ECU REAR LH
(POWER SLIDE DOOR ECU LH) (POWER SOURCE)
Wire Harness Side (a) Disconnect the P25 and P26 ECU connectors.
P25
(b) Check the voltage between the wire harness side con-
Multiplex Network Door ECU Rear LH nector and body ground.
(Power Slide Door ECU LH) Standard:
Terminal No. Specified Condition
P26-2 (B) - Body ground 10 to 14 V
P25-10 (ECUB) - Body ground 10 to 14 V
P26
Multiplex Network Door ECU Rear LH
(Power Slide Door ECU LH)
NG REPAIR OR REPLACE HARNESS AND
B67668 CONNECTOR
OK
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2092
05-1910
DIAGNOSTICS - MULTIPLEX COMMUNICATION SYSTEM
3 CHECK MULTIPLEX NETWORK DOOR ECU REAR LH
(POWER SLIDE DOOR ECU LH) (GROUND)
Wire Harness Side (a) Disconnect the P26 ECU connector.
P26 (b) Check the resistance between the wire harness side con-
Multiplex Network Door ECU Rear LH nector and body ground.
(Power Slide Door ECU LH) Standard:
Terminal No. Specified Condition
P26-8 (GND) - Body ground Below 1
B67680 NG REPAIR OR REPLACE HARNESS AND
CONNECTOR
OK
REPLACE MULTIPLEX NETWORK DOOR ECU REAR LH
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 2093
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