Toyota Lexus IS2###/3###

2013-04 → present · chassis ASE30,AVE30,GSE30 · catalogue 242530 · Europe

Supported model Data version 2018-09

Parts groups Model variants Characteristics Frame ranges Catalogue groups Illustration notes Newest parts Spec codes

Water Inlet Sub-assy, W/Thermostat

PNC 16031 · 4 part lines in this catalogue

Drawn on 165376G, 165378G, 166972A — open a drawing to see this group in context.

Part number	Fitment	Period	Status	List price
16031-31020	4GRFSE 2500CC 24-VALVE DOHC EFI GSE30	2013-04 → 2015-08	Superseded / ended 2015-08	—
16031-36020	2ARFSE 2500CC 16-VALVE DOHC EFI AVE30	2013-04 → 2015-08	Superseded / ended 2015-08	—
16031-36020	2ARFSE 2500CC 16-VALVE DOHC EFI AVE30	2015-08 → 2016-10	Superseded / ended 2016-10	—
16031-36020	2ARFSE 2500CC 16-VALVE DOHC EFI AVE30	2016-10 → —	Current	—

Several lines under one group is normal — they are the variants for different build periods, destinations and specifications. The fitment codes are what separate them.