Toyota Tundra (2015 year). Manual — part 2721

OK

(a) Measure the resistance according to the value(s) in the

table below.

Standard Resistance:

TESTER CONNECTION

SWITCH

CONDITION

SPECIFIED

CONDITION

J75-7 (CANH) - J17-16

(BAT)

Ignition switch off

6 kΩ or higher

J75-18 (CANL) - J17-16

(BAT)

Ignition switch off

6 kΩ or higher

Text in Illustration

*a

*b

GO TO STEP 41

33.

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

(a) Measure the resistance according to the value(s) in the

table below.

Standard Resistance:

TESTER CONNECTION

SWITCH

CONDITION

SPECIFIED

CONDITION

J75-8 (CANH) - J17-16

(BAT)

Ignition switch off

6 kΩ or higher

J75-19 (CANL) - J17-16

(BAT)

Ignition switch off

6 kΩ or higher

Text in Illustration

*a

*b

OK

NEXT

NG

GO TO STEP 43

34.

CHECK FOR SHORT TO B+ IN CAN BUS WIRE (NO. 1 JUNCTION CONNECTOR -
COMBINATION METER ASSEMBLY)

(a) Measure the resistance according to the value(s) in the

table below.

Standard Resistance:

TESTER CONNECTION

SWITCH

CONDITION

SPECIFIED

CONDITION

J75-4 (CANH) - J17-16

(BAT)

Ignition switch off

6 kΩ or higher

J75-15 (CANL) - J17-16

(BAT)

Ignition switch off

6 kΩ or higher

Text in Illustration

*a

*b

GO TO STEP 45

OK

REPLACE NO. 1 JUNCTION CONNECTOR

35.

CONNECT CONNECTOR

(a) Reconnect the J75 No. 1 junction connector.

36.

CHECK FOR SHORT TO B+ IN CAN BUS WIRE (CENTER AIRBAG SENSOR ASSEMBLY)

CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short t...

(a) Disconnect the J46 center airbag sensor assembly

connector.

for Column Shift Type:

for Floor Shift Type:

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

Standard Resistance:

TESTER CONNECTION

SWITCH CONDITION

SPECIFIED CONDITION

J46-13 (CANH) - J17-16 (BAT)

Ignition switch off

6 kΩ or higher

J46-22 (CANL) - J17-16 (BAT)

Ignition switch off

6 kΩ or higher

Text in Illustration

*a

*b

RESULT

PROCEED TO

OK (for Column Shift Type)

A

OK (for Floor Shift Type)

B

NG

C

B

REPLACE CENTER AIRBAG SENSOR ASSEMBLY

C

REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED

TO CENTER AIRBAG SENSOR ASSEMBLY (CANH,

CANL)

A

REPLACE CENTER AIRBAG SENSOR ASSEMBLY

37.

CONNECT CONNECTOR

CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short t...

NEXT

(a) Reconnect the J75 No. 1 junction connector.

38.

CHECK FOR SHORT TO B+ IN CAN BUS WIRE (MAIN BODY ECU)

(a) Disconnect the J2 main body ECU (driver side junction block

assembly) connector.

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

Standard Resistance:

TESTER CONNECTION

SWITCH CONDITION

SPECIFIED CONDITION

J2-5 (CANH) - J17-16 (BAT)

Ignition switch off

6 kΩ or higher

J2-6 (CANL) - J17-16 (BAT)

Ignition switch off

6 kΩ or higher

Text in Illustration

*a

*b

REPAIR OR REPLACE CAN BRANCH WIRE

CONNECTED TO MAIN BODY ECU (CANH, CANL)

OK

REPLACE MAIN BODY ECU (DRIVER SIDE

JUNCTION BLOCK ASSEMBLY)

39.

CONNECT CONNECTOR

(a) Reconnect the J75 No. 1 junction connector.

CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short t...