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:
Installation
INSTALLATION
PROCEDURE
1. SET NO. 1 CYLINDER TO TDC/COMPRESSION
2. INSTALL CAMSHAFT TIMING GEAR BOLT
NOTICE:
There are different types of camshaft timing gearbolts. Make sure to check the
identification mark todetermine the tightening torque.
*a
Identification Mark ...
Customize Parameters
CUSTOMIZE PARAMETERS
1. CUSTOMIZE POWER DOOR LOCK CONTROL SYSTEM
HINT:
The following items can be customized.
NOTICE:
When the customer requests a change in a function, first make sure that
the function can be customized.
Be sure to make a note of the current settings before cus ...
Main Switch Illumination Circuit
DESCRIPTION
When the light control switch is turned to the tail or head position, this circuit
sends an illumination signal to the wireless charger main switch (mobile wireless
charger switch). Based on this signal, the wireless charger main switch (mobile
wireless charger switch) is illumina ...