Water Inlet Sub-assy, W/Thermostat

16031-31011

Superseded / ended 2004-08 PNC 16031 United States

Fitment

Codes the factory prints against this line. Hover for the catalogue's own expansion.

1GRFE 4000CC 24-Valve Dohc Efi GRN21#

Fits: 4Runner GRN21#,UZN21#
Valid: 2004-03 → 2004-08
Model period: 243W
Destination †: 01
Catalogue page †: /0022

† Read from the record layout but confirmed by no published legend.

Shown on

Figure 163972A

Replacement history

Follow the number forward to what a dealer would supply today:

16031-31011 16031-0P010 16031-31011

The chain loops back on itself in the source data and is cut here.

Replaces

16031-0P010 16031-0P010 16031-0P010 16031-0P010 16031-0P010 16031-0P010

Interchangeable numbers

Number	Alternative	Effective
16031-31010	16031-31011	2004-03

Other lines in this group

Part number	Period	Status
16031-31010	2002-11 → 2004-03	Superseded / ended 2004-03
16031-31011	2004-03 → 2005-08	Superseded / ended 2005-08
16031-31011	2005-08 → —	Current

List price

Not priced in this market.

Only the Japanese dataset ships a price file. Add the part to an enquiry to ask a seller for a quote.

This number everywhere

Every vehicle in every market that takes 16031-31011.

Show all applications

No quantity, deliberately

The factory catalogue records which parts a vehicle takes, never how many. Quantity was always typed in by the parts counter when raising an order, so nothing here can tell you whether you need one or four.