Toyota Tundra. Manual — part 2591

OK: The connectors are properly connected.

NG: CONNECT CONNECTORS PROPERLY

OK: Go to next step

8. CHECK CONNECTORS

a. Disconnect the connectors from the center airbag sensor and the integration control and panel.

b. Check that the connectors (on the center airbag sensor side and integration control and panel side)

are not damaged.

OK: The connectors are not deformed or damaged.

NG: REPLACE INSTRUMENT PANEL WIRE

OK: Go to next step

9. CHECK INSTRUMENT PANEL WIRE (CENTER AIRBAG SENSOR - INTEGRATION

CONTROL AND PANEL)

a. Turn the ignition switch OFF.

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

c. Disconnect the connector from the integration control and panel.

d. Using a service wire, connect terminals 23 (PAON) and 17 (P-AB) of connector B.

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

Standard Resistance

TESTER CONNECTION SPECIFIED CONDITION TABLE

f. Disconnect the service wire from connector B.

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

Standard Resistance

TESTER CONNECTION SPECIFIED CONDITION TABLE

NOTE:

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

Tester Connection

Condition Specified Condition

J37-5 (PAON) - J37-13 (P-AB) Always

Below 1 ohms

Tester Connection

Condition Specified Condition

J37-5 (PAON) - J37-13 (P-AB)

Always

1 Mohms or higher

J37-5 (PAON) - Body ground

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

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

i. Turn the ignition switch ON.

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

Standard voltage

TESTER CONNECTION SPECIFIED CONDITION TABLE

Fig. 118: Identifying Instrument Panel Wire
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE INSTRUMENT PANEL WIRE

OK: Go to next step

10. CHECK PASSENGER AIRBAG ON/OFF INDICATOR (SOURCE VOLTAGE)

a. Connect the connectors to the center airbag sensor.

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

c. Turn the ignition switch ON.

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

Standard voltage

TESTER CONNECTION SPECIFIED CONDITION TABLE

J37-13 (P-AB) - Body ground

Tester Connection

Switch Condition Specified Condition

J37-5 (PAON) - Body ground

Ignition switch ON

Below 1 V

J37-13 (P-AB) - Body ground

Tester Connection

Switch Condition Specified Condition

J37-16 (IG+) - Body ground Ignition switch ON

11 to 14 V

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

Fig. 119: Identifying Integration Control & Panel Connector Terminal
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: REPLACE HARNESS AND CONNECTOR (PASSENGER AIRBAG ON/OFF INDICATOR
- BATTERY) OR BATTERY

OK: Go to next step

11. CHECK PASSENGER AIRBAG ON/OFF INDICATOR

a. Turn the ignition switch OFF.

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

c. Connect the connector to the integration control and panel.

d. Disconnect the connectors from 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 ON.

g. Check the indicator according to the value(s) in the table below.

Result

RESULT TABLE

Result

RESULT TABLE

Connection

Switch Condition Passenger airbag ON/OFF indicator

J46-23 (PAON) - Body ground Ignition switch ON

"ON" comes on

J46-17 (P-AB) - Body ground Ignition switch ON

"OFF" comes on

Result

Proceed to

NG (for Column Shift Type)

A

NG (for Floor Shift Type)

B

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra

Fig. 120: Identifying Center Airbag Sensor Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

A: REPLACE INTEGRATION CONTROL AND PANEL (See INTEGRATION CONTROL AND
PANEL (FOR COLUMN SHIFT TYPE) ). )

B: REPLACE INTEGRATION CONTROL AND PANEL (See INTEGRATION CONTROL AND
PANEL (FOR FLOOR SHIFT TYPE) )

C: Go to next step

12. CHECK CENTER AIRBAG SENSOR

a. Turn the ignition switch OFF.

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

c. Connect the connectors to the center airbag sensor.

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

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

f. Clear the DTCs (see DTC CHECK/CLEAR ).

g. Turn the ignition switch OFF.

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

OK

C

2009 Toyota Tundra

2009 RESTRAINTS Supplemental Restraint System - Tundra