Toyota Tundra. Manual — part 294
Fig. 102: Identifying J87 No. 1 Junction Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO STEERING ANGLE
SENSOR (CANH, CANL)
OK: REPLACE STEERING ANGLE SENSOR (See REMOVAL )
16. CHECK FOR SHORT IN CAN BUS WIRES (CENTER AIRBAG SENSOR)
a. Disconnect the J46 center airbag sensor connector.
b. Measure the resistance according to the value(s) in the table below.
Result
RESULT REFERENCE TABLE
Tester Connection
Switch Condition Measured Resistance Proceed to
J83-1 (CANH) - J83-2 (CANL) Ignition switch OFF
1 ohms or higher
OK
Below 1 ohms
NG
2009 Toyota Tundra
2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra
Fig. 103: Identifying J83 No. 1 Junction Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO CENTER AIRBAG
SENSOR (CANH, CANL)
OK: REPLACE CENTER AIRBAG SENSOR (See REMOVAL )
17. CONNECT CONNECTOR
a. Reconnect the J93 No. 2 junction connector connector.
18. CHECK FOR SHORT IN CAN BUS WIRES (NO. 2 JUNCTION CONNECTOR - AIR
CONDITIONING AMPLIFIER)
a. Disconnect the J85 No. 2 junction connector connector.
b. Measure the resistance according to the value(s) in the table below.
Result
RESULT REFERENCE TABLE
Tester Connection
Switch Condition Measured Resistance Proceed to
J85-1 (CANH) - J85-2 (CANL) Ignition switch OFF
1 ohms or higher
OK
Below 1 ohms
NG
2009 Toyota Tundra
2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra
Fig. 104: Identifying J85 No. 2 Junction Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: Go to step 22
OK: Go to Next Step
19. CHECK FOR SHORT IN CAN BUS WIRES (NO. 2 JUNCTION CONNECTOR - BUS BUFFER
ECU)
a. Disconnect the J98 No. 2 junction connector connector.
b. Measure the resistance according to the value(s) in the table below.
Result
RESULT REFERENCE TABLE
NOTE:
For vehicles without bus buffer ECU, go to 20.
Tester Connection
Switch Condition Measured Resistance Proceed to
J98-1 (CANH) - J98-2 (CANL) Ignition switch OFF
1 ohms or higher
OK
Below 1 ohms
NG
2009 Toyota Tundra
2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra
Fig. 105: Identifying J98 No. 2 Junction Connector Terminals
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
NG: Go to step 23
OK: Go to next step
20. CHECK FOR SHORT IN CAN BUS WIRES (NO. 2 JUNCTION CONNECTOR - 4WD
CONTROL ECU)
a. Disconnect the J88 No. 2 junction connector connector.
b. Measure the resistance according to the value(s) in the table below.
Result
RESULT REFERENCE TABLE
NOTE:
For vehicles without 4WD, go to 21.
Tester Connection
Switch Condition Measured Resistance Proceed to
J88-1 (CANH) - J88-2 (CANL) Ignition switch OFF
1 ohms or higher
OK
Below 1 ohms
NG
2009 Toyota Tundra
2009 ACCESSORIES & EQUIPMENT CAN Communication - Tundra
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