TOYOTA LAND CRUISER 1998 Factory Repair Manual
Page 1531 of 3115
AB0119
H01070 H10600H01020H16278H16617
Side Squib RHAirbag
Sensor
Assembly
SFR+
SFR-
DTC B0111/44
" u
ON
DLC3
CGTC Floor No. 2 Wire
DI-750
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
943 Author: Date:
2004 LAND CRUISER (RM1071U)
3 Check airbag sensor assembly.
PREPARATION:
(a) Connect the connector to the airbag sensor assembly.
(b) Using a service wire, connect SFR+ and SFR- of the floor
No. 2 wire connector on the side airbag assembly RH
(side squib RH) side.
(c) Connect the negative (-) terminal cable to the battery,
and wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(b) Clear the DTC stored in memory (See page DI-692).
(c) Turn the ignition switch to LOCK, and wait at least for 10
seconds.
(d) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(e) Check the DTC (See page DI-692).
OK:
DTC B0111/44 is not output.
HINT:
Codes other than code B0111/44 may be output at this time, but
they are not relevant to this check.
NG Replace airbag sensor assembly.
OK
Page 1532 of 3115
H10600 H01021
H01070 AB0119H11010
"u
Side Squib RH
Airbag
Sensor
Assembly
DTC B0111/44 ON
DLC3
CGTC
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI-751
944 Author: Date:
2004 LAND CRUISER (RM1071U)
4 Check side squib RH.
PREPARATION:
(a) Turn the ignition switch to LOCK.
(b) Disconnect the negative (-) terminal cable from the bat-
tery, and wait at least for 90 seconds.
(c) Connect the side airbag assembly RH (side squib RH)
connector.
(d) Connect the negative (-) terminal cable to the battery,
and wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(b) Clear the DTC stored in memory (See page DI-692).
(c) Turn the ignition switch to LOCK, and wait at least for 10
seconds.
(d) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(e) Check the DTC (See page DI-692).
OK:
DTC B0111/44 is not output.
HINT:
Codes other than code B0111/44 may be output at this time, but
they are not relevant to this check.
NG Replace side airbag assembly RH
(side squib RH).
OK
From the results of the above inspection, the malfunctioning part can now be considered normal.
To make sure of this, use the simulation method to check.
Page 1533 of 3115
H01019H16276H16618
Airbag
Sensor
Assembly Side Squib RH
(+)SFR+
(-)
Floor No. 2 Wire
DI-752
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
945 Author: Date:
2004 LAND CRUISER (RM1071U)
DTC B0112/41 Short in Side Squib RH Circuit
(to Ground)
CIRCUIT DESCRIPTION
The side squib RH circuit consists of the airbag sensor assembly and the side airbag assembly RH.
It causes the SRS to deploy when the SRS deployment conditions are satisfied.
For details of the function of each component, see OPERATION on page RS-3.
DTC B0112/41 is recorded when ground short is detected in the side squib RH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B0112/41
Short in side squib RH circuit (to ground)
Side squib RH malfunction
Airbag sensor assembly malfunctionSide airbag assembly RH (Side squib RH)
Airbag sensor assembly
Floor No. 2 wire
HINT:
DTC B0112/41 is indicated only for the vehicle equipped with the side airbag.
WIRING DIAGRAM
See page DI-745.
INSPECTION PROCEDURE
1 Prepare for inspection (See step 1 on page DI-923).
2 Check floor No. 2 wire (side squib RH circuit).
CHECK:
Measure the resistance between the body ground and SFR+ of
the floor No. 2 wire connector on the side airbag assembly RH
(side squib RH) side.
OK:
Resistance: 1 MW or Higher
NG Repair or replace floor No. 2 wire.
OK
DI6PD-21
Page 1534 of 3115
AB0119
H10600H01020H16278H01067H16619
Airbag
Sensor
Assembly Side Squib RH
SFR-
DLC3
" u
SFR+
TC CGON
DTC B0112/41 Floor No. 2 Wire
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI-753
946 Author: Date:
2004 LAND CRUISER (RM1071U)
3 Check airbag sensor assembly.
PREPARATION:
(a) Connect the connector to the airbag sensor assembly.
(b) Using a service wire, connect SFR+ and SFR- of the floor
No. 2 wire connector on the side airbag assembly RH
(side squib RH) side.
(c) Connect the negative (-) terminal cable to the battery,
and wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(b) Clear the DTC stored in memory (See page DI-692).
(c) Turn the ignition switch to LOCK, and wait at least for 10
seconds.
(d) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(e) Check the DTC (See page DI-692).
OK:
DTC B0112/41 is not output.
HINT:
Codes other than code B0112/41 may be output at this time, but
they are not relevant to this check.
NG Replace airbag sensor assembly.
OK
Page 1535 of 3115
H10600 H01021 AB0119H01067H16610
"u
DTC B0112/41
TC CGON Airbag
Sensor
Assembly
DLC3
Side Squib RH
DI-754
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
947 Author: Date:
2004 LAND CRUISER (RM1071U)
4 Check side squib RH.
PREPARATION:
(a) Turn the ignition switch to LOCK.
(b) Disconnect the negative (-) terminal cable from the bat-
tery, and wait at least for 90 seconds.
(c) Connect the side airbag assembly RH (side squib RH)
connector.
(d) Connect the negative (-) terminal cable to the battery,
and wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(b) Clear the DTC stored in memory (See page DI-692).
(c) Turn the ignition switch to LOCK, and wait at least for 10
seconds.
(d) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(e) Check the DTC (See page DI-692).
OK:
DTC B0112/41 is not output.
HINT:
Codes other than code B0112/41 may be output at this time, but
they are not relevant to this check.
NG Replace side airbag assembly RH
(side squib RH).
OK
From the results of the above inspection, the malfunctioning part can now be considered normal.
To make sure of this, use the simulation method to check. If the malfunctioning part can not be
detected by the simulation method, replace all SRS components including the wire harness.
Page 1536 of 3115
H01019AB0119H16277H16621
Side Squib RHAirbag
Sensor
Assembly
(-) (+)SFR+
ON
Floor No. 2 Wire
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI-755
948 Author: Date:
2004 LAND CRUISER (RM1071U)
DTC B0113/42 Short in Side Squib RH Circuit (to B+)
CIRCUIT DESCRIPTION
The side squib RH circuit consists of the airbag sensor assembly and the side airbag assembly RH.
It causes the SRS to deploy when the SRS deployment conditions are satisfied.
For details of the function of each component, see OPERATION on page RS-3.
DTC B0113/42 is recorded when a B+ short is detected in the side squib RH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B0113/42
Short in side squib RH circuit (to B+)
Side squib RH malfunction
Airbag sensor assembly malfunctionSide airbag assembly RH (Side squib RH)
Airbag sensor assembly
Floor No. 2 wire
HINT:
DTC B0113/42 is indicated only for the vehicle equipped with the side airbag.
WIRING DIAGRAM
See page DI-745.
INSPECTION PROCEDURE
1 Prepare for inspection (See step 1 on page DI-923).
2 Check floor No. 2 wire (side squib RH circuit).
PREPARATION:
Connect the negative (-) terminal cable to the battery, and wait
at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON.
(b) Measure the voltage between the body ground and SFR+
of the floor No. 2 wire connector on the side airbag assem-
bly RH (side squib RH) side.
OK:
Voltage: Below 1 V
NG Repair or replace floor No. 2 wire.
OK
DI6PE-22
Page 1537 of 3115
H10600
H01068 AB0119 H01020H16278H16622
"u
DLC3DTC B0113/42 Side Squib RHAirbag
Sensor
Assembly
SFR- SFR+
ON
CG
TC Floor No. 2 Wire
DI-756
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
949 Author: Date:
2004 LAND CRUISER (RM1071U)
3 Check airbag sensor assembly.
PREPARATION:
(a) Turn the ignition switch to LOCK.
(b) Disconnect the negative (-) terminal cable from the bat-
tery, and wait at least for 90 seconds.
(c) Connect the connector to the airbag sensor assembly.
(d) Using a service wire, connect SFR+ and SFR- of the floor
No. 2 wire connector on the side airbag assembly RH
(side squib RH) side.
(e) Connect the negative (-) terminal cable to the battery,
and wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(b) Clear the DTC stored in memory (See page DI-692).
(c) Turn the ignition switch to LOCK, and wait at least for 10
seconds.
(d) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(e) Check the DTC (See page DI-692).
OK:
DTC B0113/42 is not output.
HINT:
Codes other than code B0113/42 may be output at this time, but
they are not relevant to this check.
NG Replace airbag sensor assembly.
OK
Page 1538 of 3115
AB0119H01068 H10600 H01021H11024
"u
Airbag
Sensor
Assembly Side Squib RH
ON
CGDTC B0113/42
DLC3
TC
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI-757
950 Author: Date:
2004 LAND CRUISER (RM1071U)
4 Check side squib RH.
PREPARATION:
(a) Turn the ignition switch to LOCK.
(b) Disconnect the negative (-) terminal cable from the bat-
tery, and wait at least for 90 seconds.
(c) Connect the side airbag assembly RH (side squib RH)
connector.
(d) Connect the negative (-) terminal cable to the battery,
and wait at least for 2 seconds.
CHECK:
(a) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(b) Clear the DTC stored in memory (See page DI-692).
(c) Turn the ignition switch to LOCK, and wait at least for 10
seconds.
(d) Turn the ignition switch to ON, and wait at least for 10 se-
conds.
(e) Check the DTC (See page DI-692).
OK:
DTC B0113/42 is not output.
HINT:
Codes other than code B0113/42 may be output at this time, but
they are not relevant to this check.
NG Replace side airbag assembly RH
(side squib RH).
OK
From the results of the above inspection, the malfunctioning part can now be considered normal.
To make sure of this, use the simulation method to check. If the malfunctioning part can not be
detected by the simulation method, replace all SRS components including the wire harness.
Page 1539 of 3115
H01454
S18
Side Squib LHAirbag Sensor Assembly
SFL+
SFL- Y-R
Y-G 1
211 12
C25
C25 (*1)
(*1)
*1: w/ Side Airbag DI-758
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
951 Author: Date:
2004 LAND CRUISER (RM1071U)
DTC B0115/47 Short in Side Squib LH Circuit
CIRCUIT DESCRIPTION
The side squib LH circuit consists of the airbag sensor assembly and the side airbag assembly LH.
It causes the SRS to deploy when the SRS deployment conditions are satisfied.
For details of the function of each component, see OPERATION on page RS-3.
DTC B0115/47 is recorded when a short is detected in the side squib LH circuit.
DTC No.DTC Detecting ConditionTrouble Area
B0115/47
Short in side squib LH circuit
Side squib LH malfunction
Airbag sensor assembly malfunctionSide airbag assembly LH (Side squib LH)
Airbag sensor assembly
Floor No. 1 wire
HINT:
DTC B0115/47 is indicated only for the vehicle equipped with the side airbag.
WIRING DIAGRAM
DI6PF-34
Page 1540 of 3115
H01019H16275H16623
Side Squib LHAirbag
Sensor
Assembly
SFL+
(-) (+)SFL-
Floor No. 1 wire
- DIAGNOSTICSSUPPLEMENTAL RESTRAINT SYSTEM
DI-759
952 Author: Date:
2004 LAND CRUISER (RM1071U)
INSPECTION PROCEDURE
1 Prepare for inspection (See step 1 on page DI-923).
2 Check floor No. 1 wire (side squib LH circuit).
PREPARATION:
Release the airbag activation prevention mechanism built in the
connector of the floor No. 1 wire on the airbag sensor assembly
side (See page DI-692).
CHECK:
Measure the resistance between SFL+ and SFL- of the floor
No. 1 wire connector on the side airbag assembly LH (side
squib LH) side.
OK:
Resistance: 1 MW or Higher
NG Repair or replace floor No. 1 wire.
OK