Toyota Tundra (2015 year). Manual — part 2993
OK
(1) for Column Shift Type
.
(2) for Floor Shift Type
.
HINT:
Perform the inspection using parts from a normal vehicle when possible.
(d) Connect the connectors to the center airbag sensor.
(e) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(f) Turn the ignition switch to ON, and wait for at least 60 seconds.
(g) Clear the DTCs stored in the memory
.
(h) Turn the ignition switch off.
(i) Turn the ignition switch to ON, and wait for at least 60 seconds.
(j) Check for DTCs
.
OK:
DTC B1610 and B1615 are not output.
HINT:
Codes other than B1610 may be output at this time, but they are not related to this check.
NG
REPLACE FRONT AIRBAG SENSOR RH AND LH
OK
END
13.
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 the front airbag
sensor RH and LH.
OK:
The connectors are properly connected.
NG
CONNECT CONNECTORS PROPERLY
14.
CHECK CONNECTORS
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
OK
(a) Disconnect the connectors from the center airbag sensor and front airbag sensor RH and LH.
(b) Check that the connectors (on the center airbag sensor side and front airbag sensor RH and LH
side) are not damaged.
OK:
The connectors are not deformed or damaged.
NG
REPLACE HARNESS AND CONNECTOR
15.
CHECK FRONT AIRBAG SENSOR RH CIRCUIT
(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
A1-1 (-SR) - Body ground
Ignition switch ON
Below 1 V
A1-2 (+SR) - Body ground
(d) Turn the ignition switch off.
(e) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
OK
(g) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
A1-1 (-SR) - A1-2 (+SR)
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.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
A1-1 (-SR) - A1-2 (+SR)
Always
1 MΩ or higher
A1-1 (-SR) - Body ground
A1-2 (+SR) - Body ground
NG
GO TO STEP 18
16.
CHECK FRONT AIRBAG SENSOR LH CIRCUIT
(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:
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
OK
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
A2-1 (-SL) - Body ground
Ignition switch ON
Below 1 V
A2-2 (+SL) - 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
A2-1 (-SL) - A2-2 (+SL)
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.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
A2-1 (-SL) - A2-2 (+SL)
Always
1 MΩ or higher
A2-1 (-SL) - Body ground
A2-2 (+SL) - Body ground
NG
GO TO STEP 19
17.
REPLACE FRONT AIRBAG SENSOR RH AND LH
SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1610/...
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