Installation [11/2015 - ]: Procedure

1. Apply a light coat of engine oil to a new O-ring and install it to the camshaft timing oil control valve assembly.
   NOTE:

   Do not damage the O-ring.

2. Temporarily install the camshaft timing oil control valve assembly to the cylinder head cover sub-assembly with the bolt.
   NOTE:

   • If the camshaft timing oil control valve assembly has been struck or dropped, replace it.
   • Do not allow foreign matter to contact the oil seal face of the camshaft timing oil control valve assembly (connecting surface with the cylinder head cover sub-assembly).
   • Make sure that the O-ring is not cracked or moved out of place when installing the camshaft timing oil control valve assembly.
3. Using a 10 mm union nut wrench, tighten the bolt.

   Specified tightening torque 

   Torque: 10 N.m (102 kgf.cm, 7 ft./lbf) 

   HINT: 

   • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

     Refer to PRECAUTION [11/2015 - 11/2017] , or refer to PRECAUTION [11/2017 - 12/2018] , or refer to PRECAUTION [12/2018 - 08/2019] , or refer to PRECAUTION [08/2019 - ]

   • When using a 10 mm union nut wrench (fulcrum length of 22 mm (0.866 in.)) + torque wrench (fulcrum length of 162 mm (6.38 in.)):

     8.8 N.m (90 kgf.cm, 78 in./lbf)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *a	Torque Wrench Fulcrum Length
   *b	10 mm Union Nut Wrench

4. Connect the camshaft timing oil control valve assembly connector.

Refer to PROCEDURE - Step 6 [11/2015 - 12/2018] , or refer to PROCEDURE - Step 6 [12/2018 - 07/2020] , or refer to PROCEDURE - Step 6 [07/2020 - 06/2021] , or refer to PROCEDURE - Step 6 [06/2021 - ]

Refer to PROCEDURE - Step 72 [11/2015 - 08/2016] , or refer to PROCEDURE - Step 72 [08/2016 - 12/2018] , or refer to PROCEDURE - Step 72 [12/2018 - 07/2020] , or refer to PROCEDURE - Step 72 [07/2020 - ]