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:

Removal
REMOVAL PROCEDURE 1. REMOVE FRONT EXHAUST PIPE (a) Remove the front exhaust pipe (See page ). 2. REMOVE FRONT PROPELLER SHAFT ASSEMBLY (a) Place matchmarks on the propeller shaft flange and differential. Text in Illustration ...

Pressure Control Solenoid "B" Performance (Shift Solenoid Valve SL2) (P0776)
DESCRIPTION The ECM uses signals from the output shaft speed sensor and input speed sensor to detect the actual gear position (1st, 2nd, 3rd, 4th or 5th gear). Then the ECM compares the actual gear with the shift schedule in the ECM memory to detect mech ...

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