Toyota Sienna Service Manual: Drive belt

Toyota Sienna Service Manual / Engine / 2Gr-fe engine control system / Drive belt

COMPONENTS

Drive belt

REMOVAL

1. REMOVE FRONT WHEEL RH

2. REMOVE FRONT FENDER APRON SEAL RH (See page EM-26)

3. REMOVE V-RIBBED BELT

REMOVE V-RIBBED BELT

(a) Using SST, release the belt tension by turning the belt tensioner counterclockwise, and remove the Vribbed belt from the belt tensioner.

SST 09249-63010

(b) While turning the belt tensioner counterclockwise, align with its holes, and then insert the 5 mm bihexagon wrench into the holes to fix the V-ribbed belt tensioner.

REMOVE V-RIBBED BELT

INSPECTION

1. INSPECT V-RIBBED BELT

INSPECT V-RIBBED BELT

(a) Visually check the V-ribbed belt for excessive wear, frayed cords, etc.

If any defect has been found, replace the V-ribbed belt.

HINT:

Cracks on the rib side of a V-ribbed belt are considered acceptable.

If the drive belt has chunks missing from its ribs, it should be replaced.

HINT:

A "new belt" is a belt which has been used for less than 5 minutes with the engine running.
A "used belt" is a belt which has been used for 5 minutes or more with the engine running.

2. INSPECT V-RIBBED BELT TENSIONER ASSEMBLY

(a) Check that nothing gets caught in the tensioner by turning it clockwise and counterclockwise.

If a malfunction exitsts, replace the tensioner.

INSTALLATION

1. INSTALL V-RIBBED BELT

INSTALL V-RIBBED BELT

(a) Install the V-ribbed belt.

(b) Using SST, turn the belt tensioner counterclockwise and remove the bar.

SST 09249-63010

INSTALL V-RIBBED BELT

(1) Put the V-ribbed belt on every pulley except the tensioner pulley as shown in the illustration.

(2) While releasing the belt tension by turning the belt tensioner counterclockwise, put the Vribbed belt on the tensioner pulley.

NOTICE:

Put the backside of the V-ribbed belt on the tensioner pulley and idler pulley.
Check that the V-ribbed belt is properly set to each pulley

(3) After installing the V-ribbed belt, check that it fits properly in the ribbed grooves. Confirm that the belt has not slipped out of the grooves on the bottom of the crank pulley by hand.

2. INSTALL FRONT FENDER APRON SEAL RH (See page EM-62) 3. INSTALL FRONT WHEEL RH Torque: 103 N*m (1050 kgf*cm, 76 ft.*lbf)

Engine

ON-VEHICLE INSPECTION 1. INSPECT ENGINE COOLANT (a) Inspect the engine coolant (See page CO-1). 2. INSPECT ENGINE OIL (a) Inspect the engine oil (See page LU-1). 3. INSPECT BATTERY (a) Inspect t ...

Engine front oil seal

COMPONENTS REMOVAL 1. REMOVE FRONT WHEEL RH 2. REMOVE FRONT FENDER APRON SEAL RH (See page EM-26) 3. REMOVE V-RIBBED BELT (See page EM-6) 4. REMOVE CRANKSHAFT PULLEY (a) Using SST, loos ...

Other materials:

Master cylinder pressure sensor check (when using intelligent tester)
(a) Leave the vehicle in a stationary condition and release the brake pedal for 1 second or more, and quickly depress the brake pedal with a force of 98 N (10 kgf, 22 lbf) or more for 1 second or more. (b) Check the ABS warning light stays on for 3 seconds HINT: Ensure that the ABS warni ...

Terminals of ecm
Sfi system Hint: The standard normal voltage between each pair of the ECM terminals is shown in the table below. The appropriate conditions for checking each pair of the terminals are also indicated. The check results should be compared with the standard normal voltage for that pair of te ...

Indicator Circuit
DESCRIPTION This system has two indicator lights. One of the indicator lights is built into the fold seat switch. This indicator light receives power from the fold seat control ECU. It comes on or blinks when the system detects that an object is caught or when the seat operation conditions ar ...