Toyota Tundra (2015 year). Manual — part 3000
OK
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
MQ1-1 (BCR-) - MQ1-2 (BCR+)
Always
Below 1 Ω
(i) Disconnect the service wire from connector B.
(j) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
MQ1-1 (BCR-) - MQ1-2 (BCR+)
Always
1 MΩ or higher
MQ1-1 (BCR-) - Body ground
MQ1-2 (BCR+) - Body ground
NG
REPLACE NO. 2 FLOOR WIRE
OK
REPLACE DOOR WIRE RH
12.
CHECK CONNECTION OF CONNECTORS
(a) Turn the ignition switch off.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Check that the connectors are properly connected to the center airbag sensor and side airbag
sensor LH.
OK:
The connectors are properly connected.
NG
CONNECT CONNECTORS PROPERLY
13.
CHECK CONNECTORS
(a) Disconnect the connectors from the center airbag sensor and side airbag sensor LH.
(b) Check that the connectors (on the center airbag sensor side and side airbag sensor LH side) are
not damaged.
OK:
The connectors are not deformed or damaged.
NG
REPLACE FLOOR WIRE
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1630/...
OK
14.
CHECK FLOOR WIRE (CENTER AIRBAG SENSOR - SIDE AIRBAG SENSOR LH)
(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to ON.
(c) Measure the voltage according to the value(s) in the table below.
Standard voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
P4-3 (BBL-) - Body ground
Ignition switch ON
Below 1 V
P4-4 (BBL+) - Body ground
(d) Turn the ignition switch off.
(e) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
P4-3 (BBL-) - P4-4 (BBL+)
Always
Below 1 Ω
(h) Disconnect the service wire from connector B.
(i) Measure the resistance according to the value(s) in the table below.
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1630/...
OK
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
P4-3 (BBL-) - P4-4 (BBL+)
Always
1 MΩ or higher
P4-3 (BBL-) - Body ground
P4-4 (BBL+) - Body ground
NG
REPLACE FLOOR WIRE
15.
CHECK SIDE AIRBAG SENSOR LH
(a) Interchange the side airbag sensor RH with LH and connect
the connectors to them.
(b) Connect the negative (-) terminal cable to the battery, and
wait for at least 2 seconds.
(c) Turn the ignition switch to ON, and wait for at least 60
seconds.
(d) Clear the DTCs stored in the memory
.
(e) Turn the ignition switch off.
(f) Turn the ignition switch to ON, and wait for at least 60
seconds.
(g) Check for DTCs
.
Result
RESULT
PROCEED TO
DTC B1630 and B1635 are not output
A
DTC B1635 is output (for Double Cab)
B
DTC B1635 is output (for CrewMax)
C
DTC B1630 is output
D
HINT:
Codes other than DTC B1630 and B1635 may be output at this
time, but they are not related to this check.
(h) Turn the ignition switch off.
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1630/...
D
(i) Disconnect the negative (-) terminal cable from the battery,
and wait for at least 90 seconds.
(j) Return the side airbag sensor RH and LH to their original
positions and connect the connectors to them.
A
USE SIMULATION METHOD TO CHECK
B
REPLACE SIDE AIRBAG SENSOR LH
C
REPLACE SIDE AIRBAG SENSOR LH
16.
CHECK NO. 2 FLOOR WIRE (SIDE AIRBAG SENSOR LH - DOOR SIDE AIRBAG
SENSOR LH)
(a) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(b) Turn the ignition switch to ON.
(c) Measure the voltage according to the value(s) in the table below.
Standard voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
N11-1 (BCL-) - Body ground
Ignition switch ON
Below 1 V
N11-2 (BCL+) - Body ground
(d) Turn the ignition switch off.
(e) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1630/...
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