Toyota Tundra. Manual — part 2597

h. Measure the resistance according to the value(s) in the table below.

Standard Resistance

TESTER CONNECTION SPECIFIED CONDITION TABLE

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 SPECIFIED CONDITION TABLE

Fig. 135: Identifying No. 2 Floor Wire
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE NO. 2 FLOOR WIRE

OK: REPLACE DOOR WIRE RH

8. CHECK DOOR SIDE AIRBAG SENSOR RH

a. Interchange the door side airbag sensor LH with RH and connect the connectors to them.

b. Connect the negative (-) terminal to the battery, and wait for at least 2 seconds.

c. Turn the ignition switch ON, and wait for at least 60 seconds.

connector when connecting the wire.

Tester Connection

Condition Specified Condition

MQ1-1 (BCR-) - MQ1-2 (BCR+) Always

Below 1 ohms

Tester Connection

Condition Specified Condition

MQ1-1 (BCR-) - MQ1-2 (BCR+)

Always

1 Mohms or higher

MQ1-1 (BCR-) - Body ground

MQ1-2 (BCR+) - Body ground

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

d. Clear the DTCs stored in the memory (see DTC CHECK/CLEAR ).

e. Turn the ignition switch OFF.

f. Turn the ignition switch ON, and wait for at least 60 seconds.

g. Check for DTCs (see DTC CHECK/CLEAR ).

Fig. 136: Identifying Door Side Airbag Sensor RH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Result

RESULT TABLE

h. Turn the ignition switch OFF.

i. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.

j. Return the door side airbag sensor RH and LH to their original positions and connect the

connectors to them.

A: REPLACE DOOR SIDE AIRBAG SENSOR RH (See SIDE AIRBAG SENSOR (for
CrewMax) )

B: USE SIMULATION METHOD TO CHECK (See DIAGNOSIS SYSTEM )

C: Go to next step

9. CHECK SIDE AIRBAG SENSOR RH

a. Interchange the side airbag sensor LH with RH and connect the connectors to them.

b. Connect the negative (-) terminal to the battery, and wait for at least 2 seconds.

c. Turn the ignition switch ON, and wait for at least 60 seconds.

d. Clear the DTCs stored in the memory (see DTC CHECK/CLEAR ).

e. Turn the ignition switch OFF.

f. Turn the ignition switch ON, and wait for at least 60 seconds.

Result

Proceed to

DTC B1690 is output

A

DTC B1690 and B1695 are not output

B

DTC B1695 is output

C

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

g. Check for DTCs (see DTC CHECK/CLEAR ).

Fig. 137: Identifying Side Airbag Sensor RH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Result

RESULT TABLE

h. Turn the ignition switch OFF.

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 (See DIAGNOSIS SYSTEM )

B: REPLACE SIDE AIRBAG SENSOR RH (See SIDE AIRBAG SENSOR (for CrewMax) )

C: REPLACE CENTER AIRBAG SENSOR ASSEMBLY (See CENTER AIRBAG SENSOR
ASSEMBLY (for Column Shift Type) )

D: REPLACE CENTER AIRBAG SENSOR ASSEMBLY (See CENTER AIRBAG SENSOR
ASSEMBLY (for Floor Shift Type) )

10. 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, the side airbag sensor

LH and door side airbag sensor LH.

Result

Proceed to

DTC B1690 and B1695 are not output

A

DTC B1690 is output

B

DTC B1695 is output (for Column Shift
Type)

C

DTC B1695 is output (for Floor Shift Type)

D

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

OK: The connectors are properly connected.

NG: CONNECT CONNECTORS PROPERLY

OK: Go to next step

11. 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, the side airbag sensor LH side and door

side airbag sensor LH side) are not damaged.

OK: The connectors are not deformed or damaged.

NG: REPLACE FLOOR WIRE

OK: Go to next step

12. CHECK DOOR SIDE 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 ON.

c. Measure the voltage according to the value(s) in the table below.

Standard voltage

TESTER CONNECTION SPECIFIED CONDITION TABLE

d. Turn the ignition switch OFF.

e. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.

f. Disconnect the connectors from the side airbag sensor LH and door side airbag sensor LH.

g. Using a service wire, connect terminals 2 (BCL-) and 1 (BCL+) of connector B.

h. Measure the resistance according to the value(s) in the table below.

Standard Resistance

TESTER CONNECTION SPECIFIED CONDITION TABLE

Tester Connection

Switch Condition Specified condition

N11-1 (BCL-) - Body ground

Ignition switch ON

Below 1 V

N11-2 (BCL+) - Body ground

NOTE:

Do not forcibly insert a service wire into the terminals of the
connector when connecting the wire.

Tester Connection

Condition Specified Condition

N11-1 (BCL-) - N11-2 (BCL+) Always

Below 1 ohms

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra