Toyota Highlander Service Manual: Intake air control system (3MZ-FE)

Ventilation valve Sub-ASSY (3MZ-FE)

REPLACEMENT 1. REMOVE VENTILATION VALVE SUB-ASSY  Disconnect the ventilation hose from the ventilation valve.  Remove the ventilation valve. 2. INSTALL VENTILATION VALVE SUB-ASSY ...

On-vehicle inspection

1. INSPECT INTAKE AIR CONTROL SYSTEM (a) Using a 3-way connector, connect a vacuum gauge to the actuator hose. (b) Connect the hand-held tester to the DLC3. (c) Start the engine. (d) On the h ...

More about Toyota Highlander:

Inspection
1. INSPECT FUEL INJECTOR ASSY (a) Check the injector resistance.  Measure the resistance between the terminals. Standard: 11.6 to 12.4 W at 20 C (68 F) If the result is not as specified, replace the injector. (b) Check the injector injection. CAUTION: This test involves high-pre ...