Toyota Venza: Repair

Toyota Venza Service Manual / 1ar-fe Engine Mechanical / Cylinder Head / Repair

REPAIR

PROCEDURE

1. REPAIR INTAKE VALVE SEAT

NOTICE:

Repair the seat while checking the seating position.
Keep the lip free of foreign matter.
Take off the cutter gradually to make the intake valve seat smooth.

(a) Using a 45° cutter, resurface the valve seat so that the valve seat width is more than the specification.

(b) Using 30° and 60° cutters, correct the valve seat so that the valve contacts the entire circumference of the seat. The contact should be in the center of the valve seat, and the valve seat width should be maintained within the specified range around the entire circumference of the seat.

Standard width:

1.0 to 1.4 mm (0.0394 to 0.0551 in.)

(d) Check the valve seating position.

2. REPAIR EXHAUST VALVE SEAT

NOTICE:

Repair the seat while checking the seating position.
Keep the lip free of foreign matter.
Take off the cutter gradually to make the exhaust valve seat smooth.

(a) Using a 45° cutter, resurface the valve seat so that the valve seat width is more than the specification.

(b) Using 30° and 75° cutters, correct the valve seat so that the valve contacts the entire circumference of the seat. The contact should be in the center of the valve seat, and the valve seat width should be maintained within the specified range around the entire circumference of the seat.

Standard width:

1.2 to 1.6 mm (0.0472 to 0.0630 in.)

(d) Check the valve seating position.

Reassembly

REASSEMBLY CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repair" after replacing the cylinder head sub-assembly (See page ). PROCEDURE 1. INSTALL SPARK PLUG TUBE HINT: Wh ...

Cylinder Head Gasket

...

Other materials about Toyota Venza:

Fuel pump shut off system
To minimize the risk of fuel leakage when the engine stalls or an airbag inflates upon collision, the fuel pump shut off system stops supplying fuel to the engine. Follow the procedure below to restart the engine after the system is activated. ►Vehic ...

Cleaning and protecting the vehicle interior
The following procedures will help protect your vehicle’s interior and keep it in top condition: - Protecting the vehicle interior Remove dirt and dust using a vacuum cleaner. Wipe dirty surfaces with a cloth dampened with lukewarm water. - Cleaning t ...

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: When disconnecting the steering intermediate shaft assembly and pinion shaft of the steering gear assembly, be sure to place matchmarks before servicing. PROCEDURE 1. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 2. S ...