Toyota Tundra (2015 year). Manual — part 2727
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Open i...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002VT700YX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short to GND in CAN Bus Line; 2015 MY Tundra
[08/2014 - ]
Short to GND in CAN Bus Line
DESCRIPTION
There may be a short circuit between the CAN bus lines and GND when the resistance between terminals 6 (CANH)
TROUBLE AREA
The resistance between terminals 6 (CANH) and 4 (CG) or
GND
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...
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short t...
INSPECTION PROCEDURE
NOTICE:
The vehicle is equipped with an SRS (Supplemental Restraint System) which includes components such as
.
HINT:
Operating the ignition switch, any switches or any doors triggers related ECU and sensor communication
with the CAN, which causes resistance variation.
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Short t...
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