Toyota Tundra (2015 year). Manual — part 2715
NEXT
NG
REPAIR OR REPLACE CAN BRANCH WIRE
CONNECTED TO STEERING ANGLE SENSOR (CANH,
CANL)
OK
REPLACE STEERING ANGLE SENSOR
41.
CONNECT CONNECTOR
(a) Reconnect the J75 No. 1 junction connector.
42.
CHECK FOR SHORT IN CAN BUS WIRES (BRAKE CONTROL WITH BRACKET RELAY)
(a) Disconnect the J156 brake control with bracket relay
connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J156-4 (CANH) - J156-10 (CANL)
Ignition switch off
54 to 69 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE CAN BRANCH WIRE
CONNECTED TO BRAKE CONTROL WITH BRACKET
RELAY (CANH, CANL)
OK
REPLACE BRAKE CONTROL WITH BRACKET RELAY
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short i...
NEXT
43.
CONNECT CONNECTOR
(a) Reconnect the J75 No. 1 junction connector.
44.
CHECK FOR SHORT IN CAN BUS WIRES (SKID CONTROL ECU)
(a) Disconnect the A17 brake actuator assembly (skid control
ECU) connector.
(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
CONNECTED TO SKID CONTROL ECU (CANH, CANL)
OK
REPLACE BRAKE ACTUATOR ASSEMBLY (SKID
CONTROL ECU)
45.
CONNECT CONNECTOR
(a) Reconnect the J75 No. 1 junction connector.
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short i...
NEXT
46.
CHECK FOR SHORT IN CAN BUS WIRES (COMBINATION METER ASSEMBLY)
(a) Disconnect the J28 combination meter assembly connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J28-39 (CANH) - J28-40 (CANL)
Ignition switch off
108 to 132 Ω
Text in Illustration
*a
NG
REPAIR OR REPLACE CAN MAIN WIRE CONNECTED
TO COMBINATION METER ASSEMBLY (CANH,
CANL)
OK
REPLACE COMBINATION METER ASSEMBLY
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short i...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002VT700XX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short to B+ in CAN Bus Line; 2015 MY Tundra
[08/2014 - ]
Short to B+ in CAN Bus Line
DESCRIPTION
There may be a short circuit between the CAN bus lines and +B when the resistance between terminals 6 (CANH)
TROUBLE AREA
The resistance between terminals 6 (CANH) and 16 (BAT) or
+B
Combination meter assembly
Center airbag sensor assembly
Main body ECU (driver side
junction block assembly)
Steering angle sensor
Brake actuator assembly (skid
control ECU)
Air conditioning amplifier
assembly
4WD control ECU*1
Bus buffer ECU*2
Network gateway ECU*3
Radio and display receiver
assembly*4
Navigation receiver assembly*5
Brake control with bracket
relay*6
ECM
No. 1 junction connector
No. 2 junction connector
DLC3 CAN branch wire or
connector
*1: for 4WD
*2: w/ Bus Buffer ECU
*3: w/ Blind Spot Monitor System
*4: w/ Audio and Visual System
*5: w/ Navigation System
*6: w/ Trailer Brake Control System
WIRING DIAGRAM
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short t...
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