Toyota Celica 2005 Repair Manual page 1056

DTC
C0226/21 to C0256/24
CIRCUIT DESCRIPTION
The ABS solenoid valve turns on when signals are sent from the ECU and controls the pressure operating
the wheel cylinders, thus the braking force is controlled.
DTC No.
1. When solenoid relay is ON and IG1 terminal voltage is
C0226/21
9.5 − 18.5 V, solenoid circuit is open or short for 0.05
C0236/22
sec. or longer
2. IG1 terminal voltage of skid control ECU is 9.5 − 18.5 V,
C0246/23
and while ABS is control in operation, there is solenoid
C0256/24
relay contact OFF for 0.05 sec. or longer.
HINT:
DTC No. C0226/21 is for right front solenoid valve.
S
DTC No. C0236/22 is for left front solenoid valve.
S
DTC No. C0246/23 is for right rear solenoid valve.
S
DTC No. C0256/24 is for left rear solenoid valve.
S
WIRING DIAGRAM
FL MAIN
Battery
2005 CELICA (RM1131U)
DIAGNOSTICS
DTC Detection Condition
1
B−R
2A
− ANTI−LOCK BRAKE SYSTEM WITH ELECTRONIC
BRAKE FORCE DISTRIBUTION (EBD)
ABS Solenoid Valve Circuit
S ABS actuator
S SFRR, SFRH, SFLR or SFLH circuit
S ABS actuator
S SRRR, SRRH, SRLR or SRLH circuit
Engine Room J/B
ALT ABS No. 2
1 2
W−B
EB
1055
Trouble Area
Skid Control ECU
with Actuator
9
1
B−W
2D S11
2
W−B
S11
24
W−B
S11
DI−855
DI6SM−11
+BS
GND1
GND2
F17701