2007 TOYOTA SIENNA Service Repair Manual

Page 2369 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEMBC–5
BC
• After the ABS warning light goes off and if 
vehicle speed exceeds 50 mph (80 km/h), the 
signal check code will be stored again. 
Decelerate or

Page 2370 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–6BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEM
BC
HINT:
The codes in this table are output only in Test Mode 
(signal check).
4. SPEED SENSOR SIGNAL CHECK (WHEN USING 
INTELLIGENT TESTER):
HINT:
•

Page 2371 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEMBC–7
BC
(f) Check that the ABS warning light is blinking in the 
Test Mode.
HINT:
If the ABS warning light does not blink, inspect the 
TS and CG terminal c

Page 2372 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–8BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEM
BC
HINT:
The codes in this table are output only in Test Mode 
(signal check).
C1274/74 Low output signal of rear speed sensor LH• Rear speed sensor

Page 2373 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEMBC–25
BC
DESCRIPTION
Refer to DTCs C0200/31, C0205/32, C1235/35, and C1236/36 (See page BC-17).
DTCs C1273/73 to C1278/78 can be deleted when the speed sens

Page 2374 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–26BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEM
BC
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT:
Start the inspection from step 1 when using the intelligent tester and start from step 3 when not using t

Page 2375 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEMBC–27
BC
(a) Clear the DTC (See page BC-10).
(b) Perform sensor signal check in TEST MODE 
PROCEDURE (See page BC-3).
OK:
All Test Mode DTCs are erased.
OK

Page 2376 of 3000

TOYOTA SIENNA 2007  Service Repair Manual BC–28BRAKE CONTROL  –  ANTI-LOCK BRAKE SYSTEM
BC
(a) Install the rear speed sensor.
(b) Disconnect the rear speed sensor connector.
(c) Measure the resistance according to the value(s) in the 
tab