Toyota CH-R Service Manual: System Diagram

SYSTEM DIAGRAM

Communication Table

Sender

Receiver

Signal

Communication Line

Air conditioning amplifier assembly

ECM

Magnet Clutch request signal

CAN

A/C idle up request signal

Heater idle up request signal

Blower on state signal

Super cooling control state signal

Charging control inhibit signal

Motor Cooling Fan drive request signal

Prior A/C control request signal

Acceleration Cut inhibit signal

LOCK-UP inhibit signal

PTC Heater control request signal*1

Generator control inhibit signal

Request control by Refrigerant

Ambient temperature before correction, signal

Refrigerant information

The first advancement evaporator temperature

Electricity load at Low Voltage, state signal

Variable compressor solenoid current signal

Refrigerant gas pressure sensor signal

Rr DEF drive request signal

Ambient temperature display signal

Air conditioning amplifier assembly

Combination meter assembly

A/C control state signal

CAN

Air conditioning amplifier assembly

Brake actuator assembly (Skid control ECU)

In-Vehicle temperature signal

CAN

Ambient temperature display signal

Air conditioning amplifier assembly

Forward recognition camera*2

Ambient temperature display signal

CAN

Air conditioning amplifier assembly

Millimeter wave radar sensor assembly*2

Ambient temperature display signal

CAN

ECM

Air conditioning amplifier assembly

Drive Mode Select Signal

CAN

Engine type information 1

Engine type information 2

Engine type information 3

Engine type information 4

Transmission information

Engine RPM data

Water temperature signal

Alternative field duty value

A/C control cut-off signal 4

A/C control cut-off signal 3

A/C control cut-off signal 2

A/C control cut-off signal 1

Variable control inhibition signal

Air conditioner cut-off instruction flag at deceleration

A/C super cooling command flag at deceleration

A/C lubrication control inhibit

Compulsory internal air circulation command signal at high water temperature

Main body ECU (multiplex network body ECU)

Air conditioning amplifier assembly

Auto dimmer signal

CAN

High beam head light request

Low beam head light request

Taillight request

Destination Symbol

Destination Package1

Destination Package2

Steering Wheel

Solar data(R)

Solar data(L)

Combination meter assembly

Air conditioning amplifier assembly

Ambient Temp Display

CAN

Outside temperature sensor data

Vehicle speed signal (meter to other)

Power steering ECU assembly

Air conditioning amplifier assembly

Loading control level

CAN

Air conditioning amplifier assembly

Air conditioning control assembly

Blower customization indication request signal

LIN

Entire panel indication request signal

AUTO indication request signal

Blower level indication request signal

REC indication request signal

Driver seat side outlet indication request signal

FrDEF indication request (deicer) signal*3

RrDEF indication request signal

DUAL-SYNC indication request signal

Driver's seat set temperature indication request signal

Passenger's seat set temperature indication request signal

Dimming signal

Nanoe indication request signal*4

A/C indication request signal

Air conditioning control assembly

Air conditioning amplifier assembly

Individual control A/C information signal

LIN

AUTO operation switch signal

OFF operation switch signal

A/C operation switch signal

Front blower operation switch signal

Blower customize operation switch signal

Driver side outlet related operation switch signal

DEF operation switch signal

RrDEF operation switch signal

DUAL-SYNC operation switch signal

Driver's seat set temperature signal

Passenger's seat set temperature signal

Injection related area operation switch signal

  • *1: w/ PTC Heater
  • *2: w/ Toyota Safety Sense P
  • *3: w/ Windshield Deicer
  • *4: w/ Ion Generator
    Parts Location
    PARTS LOCATION ILLUSTRATION *A w/ PTC Heater *B w/ Toyota Safety Sense P *1 AIR CONDITIONER PRESSURE SENSOR *2 ...

    System Description
    SYSTEM DESCRIPTION GENERAL The air conditioning system has the following controls. Control Outline Neural Network Control This control is capable o ...

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