Toyota Tundra. Manual — part 2582

Fig. 87: Identifying Floor Wire (Center Airbag Sensor - Side Airbag Sensor LH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE FLOOR WIRE

OK: Go to next step

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 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.

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

Result

RESULT TABLE

HINT:

Codes other than DTC B1630 and B1635 maybe output at this time, but they are not related to this
check.

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

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

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

them.

Fig. 88: Identifying Side Airbag Sensor LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

B: REPLACE SIDE AIRBAG SENSOR LH (See SIDE AIRBAG SENSOR (for Double Cab) )

C: REPLACE SIDE AIRBAG SENSOR LH (See SIDE AIRBAG SENSOR (for CrewMax) )

D: Go to next step

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

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

Standard Resistance

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.

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

TESTER CONNECTION SPECIFIED CONDITION TABLE

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 SPECIFIED CONDITION TABLE

Fig. 89: Identifying No. 2 Floor Wire (Side Airbag Sensor LH - Door Side Airbag Sensor LH)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: Go to step 19

OK: Go to next step

17. CHECK FOR DTC

a. Connect the connectors to the side airbag sensor LH.

b. Connect the negative (-) terminal cable 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.

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

OK: DTC B1630 is output.

Tester Connection

Condition Specified Condition

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

Below 1 ohms

Tester Connection

Condition Specified Condition

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

Always

1 Mohms or higher

N11-1 (BCL-) - Body ground

N11-2 (BCL+) - Body ground

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

HINT:

Codes other than B1630 maybe output at this time, but they are not related to this check.

Result

RESULT TABLE

Fig. 90: Identifying Side Airbag Sensor LH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

A: REPLACE DOOR SIDE AIRBAG SENSOR LH (See SIDE AIRBAG SENSOR (for Double
Cab) )

B: REPLACE DOOR SIDE AIRBAG SENSOR LH (See SIDE AIRBAG SENSOR (for CrewMax) )

C: Go to next step

18. 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 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.

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

Result

Proceed to

NG (for Double Cab)

A

NG (for CrewMax)

B

OK

C

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra