Toyota Yaris: Cylinder Head / Repair
REPAIR
PROCEDURE
1. REPAIR INTAKE VALVE SEAT
NOTICE:
- While repairing the intake valve seat, make sure to constantly check the valve seat width and valve seating position.
- Release the cutter gradually to make the intake valve seat smooth.
| (a) Using a 45° cutter, resurface the intake valve seat so that the intake valve seat width is more than the standard. |
|
| (b) Using 30° and 60° cutters, correct the intake valve seat so that the intake valve contacts the entire circumference of the intake valve seat. The contact should be in the center of the intake valve seat, and the intake valve seat width should be as specified around the entire circumference of the intake valve seat. Standard Width: 1.0 to 1.4 mm (0.0394 to 0.0551 in.) |
|
(c) Hand lap the intake valve and intake valve seat with an abrasive compound.
(d) Check the intake valve seating position.
2. REPAIR EXHAUST VALVE SEAT
NOTICE:
- While repairing the exhaust valve seat, make sure to constantly check the valve seat width and valve seating position.
- Release the cutter gradually to make the exhaust valve seat smooth.
| (a) Using a 45° cutter, resurface the exhaust valve seat so that the exhaust valve seat width is more than the standard. |
|
| (b) Using 30° and 75° cutters, correct the exhaust valve seat so that the exhaust valve contacts the entire circumference of the exhaust valve seat. The contact should be in the center of the exhaust valve seat, and the exhaust valve seat width should be as specified around the entire circumference of the exhaust valve seat. Standard Width: 1.2 to 1.6 mm (0.0472 to 0.0630 in.) |
|
(c) Hand lap the exhaust valve and exhaust valve seat with an abrasive compound.
(d) Check the exhaust valve seating position.
Reassembly
REASSEMBLY PROCEDURE 1. INSTALL SPARK PLUG TUBE HINT: When using a new cylinder head sub-assembly, the spark plug tubes must be replaced. (a) Apply adhesive to a new spark plug tube as shown in the illustration...
Other information:
Toyota Yaris XP210 (2020-2023) Reapir and Service Manual: Installation
INSTALLATION PROCEDURE 1. INSTALL GENERATOR WITH REGULATOR ASSEMBLY (a) Temporarily install the generator with regulator assembly. (b) Using an E8 "TORX" socket wrench, install the 2 stud bolts. Torque: 9.8 N·m {100 kgf·cm, 87 in·lbf} (c) Install the bolt...
Toyota Yaris XP210 (2020-2023) Reapir and Service Manual: Installation
INSTALLATION PROCEDURE 1. INSTALL CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side) (a) Clean the O-ring groove of the camshaft timing oil control solenoid assembly. NOTICE: Make sure the O-ring groove is free of foreign matter. (b) Install the O-ring to the camshaft timing oil control solenoid assembly...
Categories
- Manuals Home
- Toyota Yaris Owners Manual
- Toyota Yaris Service Manual
- How to connect USB port/Auxiliary jack
- Low Engine Coolant Temperature Indicator Light (Blue)
- Adjustment
- New on site
- Most important about car
Turning the Engine Off
Stop the vehicle completely. Manual transaxle: Shift into neutral and set the parking brake.Automatic transaxle: Shift the selector lever to the P position and set the parking brake.
Press the push button start to turn off the engine. The ignition position is off.