SYSTEM DIAGRAM
(a) The CAN communication system is composed of 5 buses.
*A |
w/ Blind Spot Monitor System |
- |
- |
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CAN Main Bus Line |
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Terminating Resistor |
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CAN Branch Line |
* |
Gateway Function Equipped ECU |
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Bus Monitoring Direction |
- |
- |
Connected to |
Code |
ECU/Sensor Name |
CAN DTC Storage |
Note |
---|---|---|---|---|
- |
CGW |
Central Gateway ECU (Network Gateway ECU) |
- |
- |
- |
DLC3 |
DLC3 |
- |
- |
Bus 1 |
BSM |
Blind Spot Monitor Sensor LH |
Available |
w/ Blind Spot Monitor System |
F-CAM |
Forward Recognition Camera |
Available |
w/ Toyota Safety Sense P |
|
F-MR |
Millimeter Wave Radar Sensor Assembly |
Available |
w/ Toyota Safety Sense P |
|
CAN J/C NO. 6 |
No. 6 CAN Junction Connector |
- |
w/ Blind Spot Monitor System |
|
CAN J/C NO. 1 |
No. 1 CAN Junction Connector |
- |
- |
|
Bus 2 |
ENG |
ECM |
Available |
- |
Bus 3 |
AV |
Radio and Display Receiver Assembly |
Available |
for Radio and Display Type |
DCM |
DCM (Telematics Transceiver) |
Available |
w/ Telematics Transceiver |
|
CAN J/C NO. 3 |
No. 3 Junction Connector |
- |
- |
|
Bus 4 |
STR |
Steering Sensor |
- |
- |
EPS |
Power Steering ECU Assembly |
Available |
- |
|
BRK |
Brake Actuator Assembly |
Available |
- |
|
OCS |
Occupant Detection ECU |
Available |
w/ Occupant Detection ECU |
|
SRS |
Airbag Sensor Assembly |
Available |
- |
|
CAN J/C NO. 5 |
No. 5 CAN Junction Connector |
- |
- |
|
CAN J/C NO. 4 |
No. 4 CAN Junction Connector |
- |
- |
|
Bus 5 |
A/C |
Air Conditioning Amplifier Assembly |
Available |
Connected to LIN communication system |
SMT |
Certification ECU (Smart Key ECU Assembly) |
Available |
w/ Smart Key System |
|
MB |
Main Body ECU (Multiplex Network Body ECU) |
Available |
Connected to LIN communication system |
|
LIT |
Headlight ECU Sub-assembly LH |
Available |
for LED Headlight |
|
MET |
Combination Meter Assembly |
Available |
- |
|
CAN J/C NO. 3 |
No. 3 CAN Junction Connector |
- |
- |
Toyota CH-R Service Manual > Power Window Control System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
Before replacing the main body ECU (multiplex network body ECU), refer
to Registration.*1
Click here
*1: w/ Smart Key System
HINT:
Use the table below to help determine the cause of problem symptoms.
...
Toyota CH-R Service Manual > Seat Heater System: Terminals Of Ecu
TERMINALS OF ECU
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (for TMMT Made)
(a) Disconnect the air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Tester Connection
Wiring Color
Te ...