Removal [04/2013 - 10/2017]: Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2017 Lexus IS 350, 2017 Lexus IS 300, 2016 Lexus IS 350, 2016 Lexus IS 300, and 2015 Lexus IS 350. However, it is still accessible from the selected car via links, so may be relevant.

REMOVE V-BANK COVER SUB-ASSEMBLY
Refer to PROCEDURE - Step 3 [04/2013 - 08/2015] , or refer to PROCEDURE - Step 3 [08/2015 - 10/2016] , or refer to PROCEDURE - Step 3 [10/2016 - 10/2017]

REMOVE PCV VALVE (VENTILATION VALVE SUB-ASSEMBLY)

Slide the clip and disconnect the ventilation hose assembly from the PCV valve (ventilation valve sub-assembly).

Using a 19 mm deep socket wrench, remove the PCV valve (ventilation valve sub-assembly) from the cylinder head cover sub-assembly LH.