Toyota Highlander manuals

Toyota Highlander Service Manual: On-vehicle inspection

1. INSPECT INTAKE AIR CONTROL SYSTEM

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 hand-held tester, enter the ACTIVE TEST mode.

Standard:

INSPECT INTAKE AIR CONTROL SYSTEM


Intake air control system (3MZ-FE)
...

Inspection
1. INSPECT INTAKE AIR CONTROL VALVE ASSY NO.2 (a) Apply 26.7 kPa (200 mmHg, 7.9 in.Hg) of vacuum to the actuator. Check if the actuator rod pulls the lever and causes the valve to rotate open, ...

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Exhaust pipe ASSY (3MZ-FE)
COMPONENTS REPLACEMENT NOTICE: Check if an old gasket remains on the pipe. If remains, remove it. Check if any bolts or nuts are rusted. If rusted, replace them. 1. REMOVE HEATED OXYGEN SENSOR (a) Remove the 2 heated oxygen sensors (bank 1, 2 sensor 2). 2. REMOVE EXHAUST PIPE ASSY ...

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