2001 TOYOTA SEQUOIA battery

F19196
E5
ECM
CANL
CANH34
33W
L2
J53
1
J532
J55
1
J55 J/C
W
R16
T5
14
T5ENG±
ENG+
VSC+
VSC± 7
T5
11
T5 L
W WL7
IL2
6
IL2 26 S1 ABS & VSC Actuator
(Skid Control ECU)Translate
ECU
IG1 1
T5 B±R
J37 J37J/C Sub J/B No.3
8
3C 8
3AB±R
B±R
B±Y
W±L I18
Ignition SW
WInstrument Panel J/B
4
1F
1
1L4
1C
6
1C ECU±IG
AM1
AM1 IG1
ALT
BatteryGND 40
T5 J43
J/C
O
A A O
IG1
2 CANH
CANL
A
A
8
5
BF10
Fusible Link
Block
12(*1)
(*1)
(*2)
(*2)
(*1) Vehicle CAN Circuit
(*2) CAN1 Circuit (*1)
(*1)
(*2)
(*2) DI±996
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
1190 Author: Date:
2005 SEQUOIA (RM1146U)
WIRING DIAGRAM

F19196
E5
ECM
CANL
CANH34
33W
L2
J53
1
J532
J55
1
J55 J/C
W
R16
T5
14
T5ENG±
ENG+
VSC+
VSC± 7
T5
11
T5 L
W WL7
IL2
6
IL2 26 S1 ABS & VSC Actuator
(Skid Control ECU)Translate
ECU
IG1 1
T5 B±R
J37 J37J/C Sub J/B No.3
8
3C 8
3AB±R
B±R
B±Y
W±L I18
Ignition SW
WInstrument Panel J/B
4
1F
1
1L4
1C
6
1C ECU±IG
AM1
AM1 IG1
ALT
BatteryGND 40
T5 J43
J/C
O
A A O
IG1
2 CANH
CANL
A
A
8
5
BF10
Fusible Link
Block
(*1)
(*1)
(*2)
(*2)
(*1) Vehicle CAN Circuit
(*2) CAN1 Circuit (*1)
(*1)
(*2)
(*2)
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
DI±999
1193 Author: Date:
2005 SEQUOIA (RM1146U)
WIRING DIAGRAM

F19197
S1 ABS & VSC Actuator
(Skid Control ECU)Translate
ECU
CANH
CANL6
2L
WL
W 7
IL2
6
IL27
T5
11
T5VSC+
VSC±
IG1 1
T5 B±R
J37 J37J/C
B±R
B±R8
3C 8
3A
I18
Ignition SW
4
1F4
1C
1L6
1C ECU±IG
AM1
AM1 IG1
B±Y
2
W±L W
ALT
Battery24
T5
40
T5LVL2
GND 23
IA1 9
IA5Y±L Y±L W±B O
A
O A
AB1
Brake Fluid
Level Warning SW
J43
J/C
IG 1Sub J/B No.3
Instrument Panel J/B
8
5F10
Fusible Link Block
B1
1 2
2A
A
1
(*) CAN1 Circuit (*)(*)
(*)
(*) DI±1002
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
1196 Author: Date:
2005 SEQUOIA (RM1146U)
DTC 58 Malfunction of Brake Fluid Level Warning
Switch
CIRCUIT DESCRIPTION
The brake fluid level warning switch sends the appropriate signal to the translate ECU.
This signal indicates a drop in brake fluid level.
DTC No.DTC Detecting ConditionTrouble Area
58

Brake fluid level warning switch connector is disconnected
for 1 sec. or more.

Brake fluid level warning switch is ON for 30 sec. or more.
Brake fluid level warning switch circuit

Brake fluid level warning switch

Brake fluid reservoir level

Translate ECU
WIRING DIAGRAM
DIDMI±01

F19799
S25
Suspension Control ECU
CANL
CANH34
33W
L2
J53
12
J55
1
J55W
R16
T5
14
T5ENG±
ENG+
VSC+
VSC± 7
T5
11
T5 L
W
WL7
IL2
6
IL2 26 S1 ABS & VSC Actuator
(Skid Control ECU)Translate
ECU
IG1 1
T5 B±R
J37 J37J/C Sub J/B No.3
8
3C 8
3AB±R B±R
B±Y
W±L I18
Ignition SW
WInstrument Panel J/B
4
1F
1
1L4
1C
6
1C ECU±IG
AM1
AM1 IG1
ALT
BatteryGND 40
T5 J43
J/C
O
A A O
IG1
2 CANH
CANL
AA
8
5
BF10
Fusible Link
Block
J53J56 J5612 W
G 28
29 CANL
CANH
E5
ECM
(*1) Vehicle CAN Circuit
(*2) CAN1 Circuit (*1)
(*2)(*1)
(*1)
(*1)(*1)
(*1)
(*2)(*2)
(*2) DI±1006
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
1200 Author: Date:
2005 SEQUOIA (RM1146U)
WIRING DIAGRAM

F19799
S25
Suspension Control ECU
CANL
CANH34
33W
L2
J53
12
J55
1
J55W
R16
T5
14
T5ENG±
ENG+
VSC+
VSC± 7
T5
11
T5 L
W
WL7
IL2
6
IL2 26 S1 ABS & VSC Actuator
(Skid Control ECU)Translate
ECU
IG1 1
T5 B±R
J37 J37J/C Sub J/B No.3
8
3C 8
3AB±R B±R
B±Y
W±L I18
Ignition SW
WInstrument Panel J/B
4
1F
1
1L4
1C
6
1C ECU±IG
AM1
AM1 IG1
ALT
BatteryGND 40
T5 J43
J/C
O
A A O
IG1
2 CANH
CANL
AA
8
5
BF10
Fusible Link
Block
J53J56 J5612 W
G 28
29 CANL
CANH
E5
ECM
(*1) Vehicle CAN Circuit
(*2) CAN1 Circuit (*1)
(*2)(*1)
(*1)
(*1)(*1)
(*1)
(*2)(*2)
(*2) DI±1010
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
1204 Author: Date:
2005 SEQUOIA (RM1146U)
WIRING DIAGRAM

DI±1016
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
1210 Author: Date:
2005 SEQUOIA (RM1146U)
DTC Always ON* Malfunction in Skid Control ECU
*: ABS warning light
When reading DTCs by SST (CHECK WIRE), if the ABS warning light remains ON, troubleshoot by following
the inspection flow.
CIRCUIT DESCRIPTION
DTC No.DTC Detecting ConditionTrouble Area
Always ON
When any of the following conditions are detected:
1. Malfunction in ECU internal circuit is identified.
2. ECU power source voltage is too high.

Battery

Charging system

Power source circuit

ABS warning light circuit

Skid control ECU
HINT:
There is a possibility that the hand±held tester cannot be used when the ECU is abnormal.
DI943±03

F19777
ABS & VSC Actuator
(Skid Control ECU)
WA 35
S1 R±W IL2 4 R±W
21 C6
Combination Meter
Instrument Panel J/B
11
1HB±O
24
2 1CIGN1
B±R
I18
Ignition SW
IG2
AM2
IG1
AM13
1C
6
1C
4
1C7
1J
1
1L
4
1F AM1
ECU±IG1 2
2 6
5
1W±R
W±L
B±YW±R
WBB 1
2C1
2D
B±RSub J/B No.3
8
3A8
3CB±R
B±R
B±R B±R
W±B A
J37
A
J38 A
J371
IL113
S1
IG1 IG1
GND1
40O
O A
AA
AW±B
W±B
W±B J18
J/C J43
J/C17
IL1
9
IL11
S1
GND1
GND2 32
S1
IG IG W
B
B 5 8
4
ALTF10
Fusible
Link
Block
BatteryEngine Room J/B
AM2
J/C T5
Translate ECUABS
B±R
± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
DI±1017
1211 Author: Date:
2005 SEQUOIA (RM1146U)
WIRING DIAGRAM

± DIAGNOSTICSABS WITH EBD & BA & TRAC & VSC SYSTEM
DI±1019
1213 Author: Date:
2005 SEQUOIA (RM1146U)
4 Check battery positive voltage.
CHECK:
Check the battery positive voltage.
OK:
Voltage: 10 to 14 V
NG Check and repair the charging system
(See page CH±1).
OK
5 Check the Tc terminal circuit (See page DI±1055).
OK:
Tc terminal circuit is normal
NG Repair or replace the Tc terminal circuit.
OK