Toyota 4Runner manuals

Toyota 4Runner: System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU

(Transmitter)

Receiving ECU

(Receiver)

Signal

Line

ECM

Power management control ECU

Crankshaft position sensor signal

CAN/Serial communication

Combination meter

Power management control ECU

Vehicle speed signal

CAN/Serial communication

Steering lock ECU

Power management control ECU

Steering lock/unlock signal

LIN/Serial communication

Certification ECU

Power management control ECU

LIN master signal

LIN

Power management control ECU

Certification ECU

ID required signal

LIN

Key existence condition signal

CAN

System Description
SYSTEM DESCRIPTION 1. PUSH-BUTTON START DESCRIPTION (a) The push-button start function uses a push-type engine switch, which the driver can operate by merely carrying the key. This system consists ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the push-button start function. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT T ...

Other materials about Toyota 4Runner:

Air Conditioning Control Panel does not Operate
DESCRIPTION When a switch of the air conditioning control assembly is operated, the air conditioning control assembly uses LIN communication to communicate with the air conditioning amplifier. If a switch of the air conditioning control assembly does not ...

Installing child restraints
Follow the child restraint system manufacturer’s instructions. Firmly secure the child restraints using the LATCH anchors or a seat belt. Attach the top tether strap when installing a child restraint. The lap/shoulder belt can be used if your child restr ...

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