Toyota Sienna Service Manual: Brake
GENERAL MAINTENANCE
1. INSPECT BRAKE LINE PIPES AND HOSES
HINT:
Check the entire circumference and length of the brake hoses using a mirror as required in a well-lighted area.
Turn the front wheels fully right or left before checking the front brakes.
(a) Check all the brake lines and hoses for:
- Damage
- Wear
- Deformation
- Cracks
- Corrosion
- Leaks
- Bends
- Twists
(b) Check all the clamps for tightness and connections for leakage.
(c) Check that the hoses and lines are clear of sharp edges, moving parts and the exhaust system.
(d) Check that the lines are installed in grommets passing through the center of the grommets.
2. INSPECT FRONT BRAKE PADS AND DISCS
HINT:
(See page BR-26)
(a) If a squealing or scraping noise is heard from the brakes while driving, check the pad wear indicator.
If there are traces of the indicator contacting
3. INSPECT REAR BRAKE PADS AND DISCS
HINT:
(See page BR-32)
4. REMOVE REAR BRAKE LININGS AND DRUMS
HINT:
(See page BR-39)
Engine
GENERAL MAINTENANCE
HINT:
Inspect these items when the engine is cold.
1. INSPECT DRIVE BELT
HINT:
(See page EM-6)
2. REPLACE SPARK PLUGS
HINT:
(See page IG-8)
3. INSPECT AIR FILTER
(a) ...
Chassis
GENERAL MAINTENANCE
1. INSPECT STEERING LINKAGE
(a) Check the steering linkage for looseness or
damage.
Check that:
Tie rod ends do not have excessive play.
Dust seals and boots are not da ...
Other materials:
Installation
1. INSTALL WATER PUMP ASSEMBLY
(a) Install a new water pump gasket and the water
pump assembly with the 16 bolts.
Torque: Bolt A
21 N*m (214 kgf*cm, 15 ft.*lbf)
Bolts B and C
9.1 N*m (93 kgf*cm, 81 in.*lbf)
NOTICE:
Make sure that there is no oil on the threads
of bolts A.
...
Power slide door main switch
INSPECTION
1. INSPECT POWER SLIDE DOOR MAIN SWITCH
Inspect the resistance of the switch.
Resistance
If the result is not as specified, replace the switch.
Apply battery voltage and check the illuminates.
Standard
HINT:
Whether the switch illuminates or not will not affect
...
On-vehicle inspection
1. INSPECT FRONT PASSENGER AIRBAG ASSEMBLY
(VEHICLE NOT INVOLVED IN COLLISION)
Perform a diagnostic system check.
With the front passenger airbag assembly installed
on the vehicle, perform a visual check. If there are
any defects as mentioned below, replace the
instrumen ...
