Toyota 4Runner: Components

Brake Booster

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On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT BRAKE BOOSTER ASSEMBLY (a) Airtightness check (1) Start the engine and stop it after 1 or 2 minutes. Slowly depress the brake pedal severa ...

Other materials about Toyota 4Runner:

Back-up Power Source Circuit
DESCRIPTION The back-up power source circuit for the air conditioning amplifier assembly is shown below. Power is supplied even after the ignition switch is turned off and is used for diagnostic trouble code memory, etc. WIRING DIAGRAM CAUTION / NOTIC ...

Operation Check
OPERATION CHECK 1. NOTICES WHEN CHECKING (a) Wireless door lock/unlock function: This function operates only when the vehicle is in its initial condition (the following 3 conditions are met). No key is inserted into the ignition key cylinder. ...