2001 TOYOTA SEQUOIA Service Repair Manual

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TOYOTA SEQUOIA 2001  Service Repair Manual H23999
Occupant
Classification ECU
O6 +B1
BL11
W±R
J49
O6IG 7
O6GND 3 W±R C J/C
I
J48 W±R 2
3D 1
3ASub J/B No. 3
W±R
W±R
W±R
W±B
W±B
BL16 BL12
B±O B±O
J45B J/C
I
J44 B±O 2
4C 2
4DSub J/B No

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TOYOTA SEQUOIA 2001  Service Repair Manual DI±1344
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
1538 Author: Date:
2005 SEQUOIA   (RM1146U)
INSPECTION PROCEDURE
1 Check battery.
CHECK:
Measure the voltage of the battery.
OK:
Voltage: 11 to 1

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TOYOTA SEQUOIA 2001  Service Repair Manual H23821
O6
+BGND Occupant Classification ECU:
IG
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI±1345
1539 Author: Date:
2005 SEQUOIA   (RM1146U)
3 Check seat wire No. 1 (source voltage).
PREPARATION

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TOYOTA SEQUOIA 2001  Service Repair Manual DI±1346
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
1540 Author: Date:
2005 SEQUOIA   (RM1146U)
4 Check DTC.
PREPARATION:
(a) Turn the ignition switch to the LOCK position.
(b) Disconnect the negat

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TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI±1347
1541 Author: Date:
2005 SEQUOIA   (RM1146U)
5 Replace occupant classification ECU.
(a) Turn the ignition switch to the LOCK position.
(b) Disconn

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TOYOTA SEQUOIA 2001  Service Repair Manual DI±1348
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
1542 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC B1795 Occupant Classification ECU Circuit 
Malfunction
CIRCUIT DESCRIPTION
DTC B1795 is recorded

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TOYOTA SEQUOIA 2001  Service Repair Manual ± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI±1349
1543 Author: Date:
2005 SEQUOIA   (RM1146U)
2 Replace occupant classification ECU.
(a) Turn the ignition switch to the LOCK position.
(b) Disconn

Page 1552 of 4323

TOYOTA SEQUOIA 2001  Service Repair Manual DI±1350
± DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
1544 Author: Date:
2005 SEQUOIA   (RM1146U)
DTC B1796 Sleep Operation Failure Of Occupant 
Classification ECU
CIRCUIT DESCRIPTION
During sleep mo