2001 TOYOTA HIGHLANDER Service Repair Manual

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Page 777 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual F46312
Skid Control ECU with Actuator
1 2206
S27
A25
ABS Speed Sensor
Rear RH
5 19 A24
ABS Speed Sensor
Rear LH
1 12
IO2
6 15 16
7
RR-
RR+ RL-
RL+ IC2 IA1
1 2IO2IA1 IC2
IC2
IC2 2
2S27
S27
S27 G
L O
PR

Page 778 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual W04200
Normal Signal Waveform
1 V / Division2 m/s / DivisionGND
05-796
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
986 Author: Date:
INSPECTION PROCEDURE
HINT:
Start the inspection from step

Page 779 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual F41836
Rear Speed Sensor
21
F10180
1
2Connector A Connector B
2
1
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
05-797
987 Author: Date:
3 INSPECT REAR SPEED SENSOR
2WD:
(a) Disconnect the ski

Page 780 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual R14205
1
2
G26241
Skid Control ECU
(harness side connector)
Skid Control Sensor
(harness side connector)S27
A24
A25
RR+
RR+ RR- RR-
RL+
RL-RL-
RL+
05-798
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC S

Page 781 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual W04200
Normal Signal Waveform
1 V / Division2 m/s / DivisionGND
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
05-799
989 Author: Date:
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
5 INSPECT SPE

Page 782 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual F10178
OK
NG Skid Control Sensor
BR3795OKNG
8.0 NVm
(82 kgfVcm,71 in.Vlbf)
No Clearnace
05-800
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
990 Author: Date:
6 INSPECT REAR SPEED SENSOR INSTAL

Page 783 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual F08575
Sensor Rotor
R00948
Sensor Rotor
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
05-801
991 Author: Date:
7 INSPECT SPEED SENSOR ROTOR AND SENSOR TIP
2WD:
(a) Remove the skid control senso

Page 784 of 2572

TOYOTA HIGHLANDER 2001 Service Repair Manual 05-802
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
992 Author: Date:
DTC C0226/21 SFR SOLENOID CIRCUIT
DTC C0236/22 SFL SOLENOID CIRCUIT
DTC C0246/23 SRR SOLENOID CIRCUIT
DTC C0256/24 SRL SOL

05-802
- DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
992 Author: Date:
DTC C0226/21 SFR SOLENOID CIRCUIT
DTC C0236/22 SFL SOLENOID CIRCUIT
DTC C0246/23 SRR SOLENOID CIRCUIT
DTC C0256/24 SRL SOLENOID CIRCUIT
DTC C1225/25 SMC SOLENOID CIRCUIT
CIRCUIT DESCRIPTION
This solenoid goes on when signals are received from the ECU and controls the pressure acting on the wheel
cylinders to control the braking force.
DTC No.DTC Detecting ConditionTrouble Area
C0226/21Open or short circuit in front right solenoid circuit (SFRR or
SFRH) continues for 0.05 sec. or more.ABS & TRAC actuator
Each solenoid circuit
C0236/22Open or short circuit in front left solenoid circuit (SFLR or
SFLH) continues for 0.05 sec. or more.ABS & TRAC actuator
Each solenoid circuit
C0246/23Open or short circuit in rear right solenoid circuit (SRRR or
SRRH) continues for 0.05 sec. or more.ABS & TRAC actuator
Each solenoid circuit
C0256/24Open or short circuit in rear left solenoid circuit (SRLR or
SRLH) continues for 0.05 sec. or more.ABS & TRAC actuator
Each solenoid circuit
C1225/25
When any of the following (1 to 5) is detected:
(1) All the following conditions continues for at least 0.05
seconds.
When switching solenoid (SM1 or SM2) outputs ON sig-
nal.
Over current.
(2) All the following conditions continues for at least 0.05
seconds.
When switching solenoid (SM1 or SM2) outputs OFF sig-
nal.
Open circuit.
(3) All the following conditions continues for at least 0.05
seconds.
When switching solenoid (SM1 or SM2) outputs OFF sig-
nal.
Output current monitor is more than 0.15 A.
(4) All the following conditions continues for at least 0.05
seconds.
When switching solenoid (SM1 or SM2) outputs ON sig-
nal.
Output current is more than 0.348 A.
Difference between current monitor and target value ex-
ceeds 2, continues for between 0.1 sec. and 0.15 sec.
(5) All the following conditions continues for at least 0.2
seconds.
When switching solenoid (SM1 or SM2) outputs ON sig-
nal.
Output current is more than 0.348 A.
1. More than 2.08
2. Less than 0.48
ABS & TRAC actuator
Each solenoid circuit
05CDP-15

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