2001 TOYOTA SEQUOIA Service Repair Manual

Page 2121 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
DI±1919
2113 Author: Date:
2005 SEQUOIA   (RM1146U)
8 Check for a short circuit between the front passenger door ECU and back door
ECU.
PREPARATION:
Dis

Page 2122 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±1920
± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
2114 Author: Date:
2005 SEQUOIA   (RM1146U)
10 Check for a short circuit between the integration control and the panel and the
body ECU.
PREPARA

Page 2123 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
DI±1921
2115 Author: Date:
2005 SEQUOIA   (RM1146U)
12 Check the communication circuit inside the memory seat ECU & switch.
PREPARATION:
(a) Reconnect

Page 2124 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±1922
± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
2116 Author: Date:
2005 SEQUOIA   (RM1146U)
14 Check the communication circuit inside the combination meter ECU.
PREPARATION:
(a) Reconnect  con

Page 2125 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
DI±1923
2117 Author: Date:
2005 SEQUOIA   (RM1146U)
16 Check for a short circuit between the combination meter and the integration con-
trol and panel.

Page 2126 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±1924
± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
2118 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC B1221 Power window switch circuit on driver
door
CIRCUIT DESCRIPTION
This DTC is output only if

Page 2127 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
DI±1925
2119 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC B1222 Door lock switch circuit on driver door
CIRCUIT DESCRIPTION
This DTC is output while the b

Page 2128 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±1926
± DIAGNOSTICSMULTIPLEX COMMUNICATION SYSTEM
2120 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC B1223 Power window switch circuit on pas-
senger door
CIRCUIT DESCRIPTION
This DTC is output onl