Toyota Highlander Service Manual: On-vehicle inspection
1. INSPECT BRAKE BOOSTER
(a) Airtightness check.
- Start the engine and stop it after 1 or 2 minutes. Depress
the brake pedal several times slowly.
HINT:
If the pedal can be depressed (to the floor) the first time, but
cannot be depressed as far on the 2nd or 3rd time, the booster
is airtight.
- Depress the brake pedal while the engine is running,
and stop the engine with the pedal depressed.
HINT:
If there is no change in the pedal reserve distance while holding
the pedal for 30 seconds, the booster is airtight.
(b) Operating check.
- Depress the brake pedal several times with the ignition
switch off and check that there is no change in
the pedal reserve distance.
- Start the engine with the brake pedal depressed.
HINT:
If the pedal goes down slightly, operation is normal.
2. INSPECT VACUUM CHECK VALVE
(a) Check vacuum check valve.
- Slide the clip and disconnect the vacuum hose.
- Remove the vacuum check valve.
- Check that there is ventilation from the booster to
engine, and no ventilation from the engine to the
booster.
- If any fault is found, replace the vacuum check
valve.
COMPONENTS
1. REMOVE FRONT SUSPENSION BRACE SUB-ASSY UPPER CENTER (SEE PAGE 32-14 )
2. REMOVE AIR CLEANER ASSY (2AZ-FE ENGINE TYPE) (SEE PAGE 14-24 )
3. REMOVE AIR CLEANER CAP SUB-ASSY (3MZ-FE ENGINE TYPE) (SE ...
More about Toyota Highlander:
Optimal use of the
audio system
On the “sound settings” screen, sound quality (treble/mid/
bass), volume balance can be adjusted.
How to adjust the sound settings and sound quality
1,2,3 Select “-” or “+” to adjust
the treble, mid or bass to
a level between -5 and 5.
4,5 Select “front” or “rear” to
adj ...
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