Toyota Tundra (2015 year). Manual — part 2724
A
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J46-13 (CANH) - J46-22 (CANL)
Ignition switch off
54 to 69 Ω
Text in Illustration
*a
Result
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 OR
CONNECTOR (CENTER AIRBAG SENSOR ASSEMBLY)
A
REPLACE CENTER AIRBAG SENSOR ASSEMBLY
3.
CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (MAIN BODY ECU)
(a) Disconnect the J2 main body ECU (driver side junction block assembly) connector.
(b) Select "Bus Check" on the Techstream
.
Result
RESULT
PROCEED TO
"Main Body" is not displayed on the Techstream
A
Several ECUs and sensors in addition to "Main Body" are displayed on the Techstream
B
B
GO TO STEP 5
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Open i...
4.
CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (MAIN BODY ECU CAN
BRANCH WIRE)
(a) Disconnect the cable from the negative (-) battery terminal
Wait at least 90 seconds after disconnecting the cable from the
negative (-) battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems need to be
initialized after the cable is reconnected
.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J2-5 (CANH) - J2-6 (CANL)
Ignition switch off
54 to 69 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE CAN BRANCH WIRE OR
CONNECTOR (MAIN BODY ECU)
OK
REPLACE MAIN BODY ECU (DRIVER SIDE
JUNCTION BLOCK ASSEMBLY)
5.
CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (STEERING ANGLE SENSOR)
(a) Disconnect the J6 steering angle sensor connector.
(b) Select "Bus Check" on the Techstream
.
Result
RESULT
PROCEED
TO
"Spiral cable (Steering Angle Sensor)" is not displayed on the Techstream
A
Several ECUs and sensors in addition to "Spiral cable (Steering Angle Sensor)" are displayed on
the Techstream
B
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Open i...
A
B
GO TO STEP 7
6.
CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (STEERING ANGLE SENSOR
CAN BRANCH WIRE)
(a) Disconnect the cable from the negative (-) battery terminal
Wait at least 90 seconds after disconnecting the cable from the
negative (-) battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems need to be
initialized after the cable is reconnected
.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J6-10 (CANH) - J6-9 (CANL)
Ignition switch off
54 to 69 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE CAN BRANCH WIRE OR
CONNECTOR (STEERING ANGLE SENSOR)
OK
REPLACE STEERING ANGLE SENSOR
7.
CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (SKID CONTROL ECU)
(a) Disconnect the A17 brake actuator assembly (skid control ECU) connector.
(b) Select "Bus Check" on the Techstream
.
Result
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Open i...
A
RESULT
PROCEED
TO
"Skid Control (ABS/VSC/TRAC)" is not displayed on the Techstream
A
Several ECUs and sensors in addition to ""Skid Control (ABS/VSC/TRAC)" are displayed on the
Techstream
B
B
GO TO STEP 9
8.
CHECK FOR OPEN IN ONE SIDE OF CAN BRANCH WIRE (SKID CONTROL ECU CAN
BRANCH WIRE)
(a) Disconnect the cable from the negative (-) battery terminal
Wait at least 90 seconds after disconnecting the cable from the
negative (-) battery terminal to disable the SRS system.
NOTICE:
When disconnecting the cable, some systems need to be
initialized after the cable is reconnected
.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
A17-12 (CANH) - A17-13 (CANL)
Ignition switch off
54 to 69 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE CAN BRANCH WIRE OR
CONNECTOR (SKID CONTROL ECU)
OK
REPLACE BRAKE ACTUATOR ASSEMBLY (SKID
CONTROL ECU)
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Open i...
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