Toyota Tundra. Manual — part 298

Fig. 117: Identifying J84 No. 1 Junction And J17 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: Go to step 12

OK: Go to next step

8. CHECK FOR SHORT TO B+ IN CAN BUS WIRE (NO. 1 JUNCTION CONNECTOR - MAIN

BODY ECU)

a. Disconnect the J96 No. 1 junction connector connector.

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

Result

RESULT REFERENCE TABLE

J84-2 (CANL) - J17-16 (BAT) Ignition switch OFF

1 ohms or higher

OK

J84-1 (CANH) - J17-16 (BAT)

Ignition switch OFF

Below 1 ohms

NG

J84-2 (CANL) - J17-16 (BAT)

Tester Connection

Switch Condition Measured Resistance Proceed to

J96-1 (CANH) - J17-16 (BAT)

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra

Fig. 118: Identifying J17 & J96 No. 1 Junction Connector
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: Go to step 13

OK: Go to next step

9. CHECK FOR SHORT TO B+ IN CAN BUS WIRE (NO. 1 JUNCTION CONNECTOR - SKID

CONTROL ECU WITH ACTUATOR)

a. Disconnect the A46 No. 1 junction connector connector.

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

Result

RESULT REFERENCE TABLE

J96-2 (CANL) - J17-16 (BAT) Ignition switch OFF

1 ohms or higher

OK

J96-1 (CANH) - J17-16 (BAT)

Ignition switch OFF

Below 1 ohms

NG

J96-2 (CANL) - J17-16 (BAT)

Tester Connection

Switch Condition Measured Resistance Proceed to

A46-1 (CANH) - J17-16 (BAT)

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra

Fig. 119: Identifying A46 No. 1 Junction And J17 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: Go to step 14

OK: Go to next step

10. CHECK FOR SHORT TO B+ IN CAN BUS WIRE (NO. 1 JUNCTION CONNECTOR -

STEERING ANGLE SENSOR)

a. Disconnect the J87 No. 1 junction connector connector.

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

Result

RESULT REFERENCE TABLE

A46-2 (CANL) - J17-16 (BAT) Ignition switch OFF

1 ohms or higher

OK

A46-1 (CANH) - J17-16 (BAT)

Ignition switch OFF

Below 1 ohms

NG

A46-2 (CANL) - J17-16 (BAT)

Tester Connection

Switch Condition Measured Resistance Proceed to

J87-1 (CANH) - J17-16 (BAT)

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra

Fig. 120: Identifying J87 No. 1 Junction And J17 Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NG: Go to step 15

OK: Go to next step

11. CHECK FOR SHORT TO B+ IN CAN BUS WIRE (NO. 1 JUNCTION CONNECTOR - CENTER

AIRBAG SENSOR)

a. Disconnect the J83 No. 1 junction connector connector.

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

Result

RESULT REFERENCE TABLE

J87-2 (CANL) - J17-16 (BAT) Ignition switch OFF

1 ohms or higher

OK

J87-1 (CANH) - J17-16 (BAT)

Ignition switch OFF

Below 1 ohms

NG

J87-2 (CANL) - J17-16 (BAT)

Tester Connection

Switch Condition Measured Resistance Proceed to

J83-1 (CANH) - J17-16 (BAT)

2009 Toyota Tundra

2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra