Toyota Tacoma (2015-2018) Service Manual: System Diagram
SYSTEM DIAGRAM
1. OVERALL CAN BUS DIAGRAM
(a) The CAN communication system is composed of 4 buses.
 |
CAN Main Bus Line |
 |
Terminating Resistor |
 |
CAN Branch Line |
* |
Gateway Function Equipped ECU |
.png) |
Bus Monitoring Direction |
- |
- |
|
Bus |
Code |
ECU/Sensor Name |
CAN DTC Storage |
Note |
|---|---|---|---|---|
|
- |
CGW |
Central Gateway ECU (Network Gateway ECU) |
- |
- |
|
V Bus |
DLC3 |
DLC3 |
- |
- |
|
Bus 2 |
ENG |
ECM |
Available |
- |
|
MET |
Combination Meter Assembly |
Available |
- |
|
|
A/C |
Air Conditioning Amplifier Assembly |
Available |
- |
|
|
SMT |
Certification ECU (Smart Key ECU Assembly) |
Available |
|
|
|
MB |
Main Body ECU (Multiplex Network Body ECU) |
Available |
The main body ECU (multiplex network body ECU) is also connected to the LIN communication system. |
|
|
AWD |
4 Wheel Drive Control ECU |
Available |
for 4WD |
|
|
BRK |
Brake Booster Assembly (Skid Control ECU) |
Available |
for Hydraulic Brake Booster |
|
|
Brake Actuator Assembly (Skid Control ECU) |
Available |
for Vacuum Brake Booster |
||
|
TPMS |
Door Control and Tire Pressure Monitoring System Receiver Assembly |
Available |
w/ Tire Pressure Warning System and Tire Inflation Pressure Display Function |
|
|
SRS |
Airbag Sensor Assembly |
- |
- |
|
|
STR |
Spiral Cable with Sensor Sub-assembly |
- |
- |
|
|
CAN J/C NO. 1 |
No. 1 CAN Junction Connector |
- |
- |
|
|
CAN J/C NO. 2 |
No. 2 CAN Junction Connector |
- |
- |
|
|
Bus 3 |
AV |
Navigation Receiver Assembly |
Available |
for Navigation Receiver Type |
|
Radio and Display Receiver Assembly |
Available |
for Radio and Display Type |
||
|
CAN J/C NO. 6 |
No. 6 CAN Junction Connector |
- |
- |
|
|
Bus 5 |
CS |
Clearance Warning ECU Assembly |
Available |
w/ Intuitive Parking Assist System |
|
F-CAM |
Forward Recognition Camera |
Available |
w/ Toyota Safety Sense P |
|
|
F-MR |
Millimeter Wave Radar Sensor Assembly |
- |
w/ Toyota Safety Sense P |
|
|
BSM |
Blind Spot Monitor Sensor LH |
Available |
w/ Blind Spot Monitor System |
|
|
CAN J/C NO. 4 |
No. 4 CAN Junction Connector |
- |
- |
|
|
CAN J/C NO. 5 |
No. 5 CAN Junction Connector |
- |
- |
|
|
CAN J/C NO. 6 |
No. 6 CAN Junction Connector |
- |
- |
Precaution
PRECAUTION
1. EXPRESSIONS OF IGNITION SWITCH
HINT:
The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Other materials:
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals ...
Removal
REMOVAL
PROCEDURE
1. REMOVE AUTOMATIC TRANSMISSION ASSEMBLY (for Automatic Transmission)
Transmission
See page
AC60E
AC60F
2. REMOVE MANUAL TRANSMISSION ASSEMBLY (for Manual Transmission)
(See page )
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
