Toyota 4Runner manuals

Toyota 4Runner: System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitter

Receiver

Signal

Line

Heater control assembly

Air conditioning amplifier assembly

Defogger switch signal

LIN

Multiplex network door ECU (Back door P/W)

Main body ECU (Multiplex network body ECU)

Back door window position signal

LIN

Back door power window regulator motor

Multiplex network door ECU (Back door P/W)

Back door window position signal

LIN

Main body ECU (Multiplex network body ECU)

Air conditioning amplifier assembly

Back door window position signal

CAN

System Description
SYSTEM DESCRIPTION 1. WINDOW DEFOGGER SYSTEM DESCRIPTION The thin heater wires of the defogger system are attached to the rear window and defog the rear window surface quickly. The system only ope ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Inspect the window defogger system after confirming that the back door power window system of the power window control system is operating normally. ...

Other materials about Toyota 4Runner:

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 bec ...

Short in Front Passenger Side Squib 2nd Step Circuit (B1815/54-B1818/54)
DESCRIPTION The front passenger side squib 2nd step circuit consists of the center airbag sensor and instrument panel passenger airbag. The circuit instructs the SRS to deploy when deployment conditions are met. These DTCs are stored when a malfunction is ...

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