Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 20ahm cic12103
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05-477
DIAGNOSTICS - ABS WITH EBD & BA & TRAC & VSC SYSTEM 05BXB-02
DTC C1210/36 ZERO POINT CALIBRATION OF YAW RATE
SENSOR UNDONE
DTC C1336/39 ZERO POINT CALIBRATION OF
DECELERATION SENSOR UNDONE
CIRCUIT DESCRIPTION
DTC No. DTC Detecting Condition Trouble Area
1. After ECU was replaced, when the shift lever was
moved other than to P position within 15 sec. soon after
S Yaw rate sensor
C1210/36 ECU terminal IG1 become ON for the first time.
S Yaw rate sensor circuit
2. When the yaw rate sensor zero point recorded in ECU is
deleted.
Detection of any of conditions 1. through 4.:
1. When the ECU IG1 terminal voltage is 9.5 to 17.2 V, the
yaw rate sensor voltage is out of the range from 0.25 to
4.75 V for 1 sec. or more.
2. The yaw rate sensor open circuit detect signal is ON for S Yaw rate sensor (Deceleration sensor)
C1233/33
1 sec. or more. S Yaw rate sensor circuit (Deceleration sensor)
3. The yaw rate sensor power source voltage is out of the
range from 4.4 to 5.6 V for 1 sec. or more.
4. Momentary open circuit of the yaw rate sensor signal
occurs 10 times or more.
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 660
05-478
DIAGNOSTICS - ABS WITH EBD & BA & TRAC & VSC SYSTEM
WIRING DIAGRAM
Y1 Skid Control ECU
J17
Yaw Rate Sensor with Actuator
16 J/C 8 J/C 15 J/C 1 11
B B B B
CANH J32 J31 J6 J5 S3 CANH
3 C C
8 16 1 15 25
W W W W
CANL J32 J31 J6 J5 S3 CANL
2 E E
15 7
B-R B-R
IG J32 J31
5 J42 J/C
GND W-B W-B
1 A A
Driver Side J/B
J18
IG1 Relay
1 ECU-IG 23 J/C
W B-R B-R
1A 1L
5 3 87 8
29 16
B-Y W-B
1H 1L
2 1
I15 Ignition SW
AM1 10
W-L
1H
1 2
AM1 IG1
B-Y
FL Block
1 1 W-B
W
F7 F6
ALT W-B
FL MAIN W
IE BL
Battery
F45126
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 661
05-479
DIAGNOSTICS - ABS WITH EBD & BA & TRAC & VSC SYSTEM
INSPECTION PROCEDURE
HINT:
When U0121/94, U0123/62, U0124/95 or U0126/63 are output accompanied with C1210/36 or C1336/39,
inspect and repair the trouble areas indicated by U0121/94, U0123/62, U0124/95 or U0126/63 first.
1 CHECK SENSOR INSTALLATION
NG REPAIR OR REPLACE YAW RATE SENSOR IS
INSTALLED CORRECTLY
OK
2 PERFORM ZERO POINT CALIBRATION OF YAW RATE SENSOR AND
DECELERATION SENSOR
3 CHECK DTC ONCE MORE
(a) Check if the other DTCs are detected (See page 05-435 ).
A Malfunction Code
B Normal Code
B END
A
REPLACE SENSOR AND YAW RATE
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 662
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