Tacoma

Toyota Tacoma 2015-2018 CAN Workshop Manual

Last Modified: 11-13-2015 6.6 J Doc ID: RM000000WIT09ZX
Model Year Start: 2016 Model: Tacoma Prod Date Range: [08/2015 - ]
Title: CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Check CAN Bus Line for Short to +B; 2016 MY
Tacoma [08/2015 - ]
Check CAN Bus Line for Short to +B
DESCRIPTION
There may be a short circuit between one of the CAN bus lines and +B when no resistance exists between
terminals 6 (CANH) and 16 (BAT) or 14 (CANL) and 16 (BAT) of the DLC3.
SYMPTOM TROUBLE AREA
No resistance exists between terminals 6 (CANH) and 16
(BAT) or 14 (CANL) and 16 (BAT) of the DLC3.
Short to +B in CAN main bus lines
Short to +B in CAN branch lines
ECM
Main body ECU (Multiplex network body
ECU)
Air conditioning amplifier assembly
Airbag sensor assembly
Spiral cable with sensor sub-assembly
Combination meter assembly
Certification ECU (Smart key ECU
assembly)*1
4 wheel drive control ECU*2
Navigation receiver assembly*3
Radio and display receiver assembly*4
Network gateway ECU*5
Door control and tire pressure monitoring
system receiver assembly*6
Brake booster assembly (Skid control
ECU)*7
Brake actuator assembly (Skid control
ECU)*8
No. 1 CAN junction connector
No. 2 CAN junction connector
*1: w/ Smart Key System
*2: for 4WD
*3: for Navigation Receiver Type
*4: for Radio and Display Type
*5: w/ Blind Spot Monitor System or Intuitive Parking Assist System
*6: w/ Tire Pressure Warning System and Tire Inflation Pressure Display Function
*7: for Hydraulic Brake Booster
*8: for Vacuum Brake Booster
WIRING DIAGRAM
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