2007 TOYOTA SIENNA Service Repair Manual

Page 2473 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEMBC–111
BC
OK
(a) Remove the VSC MTR relay from the No. 5 R/B.
(b) Turn the ignition switch to the ON position.
(c) Measure the voltage according t

Page 2474 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–112BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEM
BC
OK
(a) Check for open or short circuit in harness and connector 
between the ABS motor relay and skid control ECU.
NG
OK
(a) Clear the D

Page 2475 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEMBC–113
BC
(a) Measure the resistance according to the value(s) in the 
table below.
Standard resistance
(b) Apply battery positive voltage between

Page 2476 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–114BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEM
BC
DESCRIPTION
The ABS solenoid relay is built in the brake actuator assembly. This relay supplies power to each ABS 
solenoid. If the init

Page 2477 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEMBC–115
BC
(c) Measure the voltage according to the value(s) in the 
table below.
Standard voltage
NG
OK
HINT:
This code is detected when a problem

Page 2478 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–116BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEM
BC
(b) Measure the resistance according to the value(s) in the 
table below.
Standard resistance
NG
OK
HINT:
This code is detected when a p

Page 2479 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEMBC–117
BC
DESCRIPTION
If trouble occurs the engine control system, the ECM transmits the abnormality to the skid control ECU. 
The skid control EC

Page 2480 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–118BRAKE CONTROL  –  VEHICLE STABILITY CONTROL SYSTEM
BC
DESCRIPTION
The circuit is used to send TRAC and VSC control information from the skid control ECU to the ECM, and 
engine control infor