Toyota Highlander Service Manual: Intake air control valve ASSY NO.2 (3MZ-FE)
REPLACEMENT
1. REMOVE INTAKE AIR CONTROL VALVE ASSY NO.2
(a) Remove the 3 bolts and nut.
(b) Turn the lever to the closed position as shown in the illustration and pull out the IAC valve.
(c) Remove the gasket from the intake air surge tank.
2. INSTALL INTAKE AIR CONTROL VALVE ASSY NO.2
(a) Install a new gasket to the intake air surge tank.
(b) Install the IAC valve with the 3 bolts and nut.
Torque: 10 NVm (102 kgfVcm, 7 ftVlbf)
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, ...
Engine (2AZ-FE)
INSPECTION
1. INSPECT ENGINE COOLANT (See page 16-6 )
2. INSPECT ENGINE OIL
3. INSPECT BATTERY
4. INSPECT AIR CLEANER FILTER ELEMENT SUB-ASSY
5. INSPECT SPARK PLUG (See page 18-3 )
6. INSPECT V- ...
More about Toyota Highlander:
Problem symptoms table
Use the table below to help you find the cause of the problem. The numbers
indicate the priority of the likely
cause of the problem. Check each part in the order shown. If necessary, repair
or replace these parts.
Symptom
Suspect Area
Hard steering
Tires ...
