Master Switch Assy,Multiplex Network

84040-12210

Superseded / ended 2022-05 PNC 84040 United States

Fitment

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

MZEA12

Fits: Corolla Hatchback MZEA12
Valid: 2018-06 → 2022-05
Model period: 712W
Destination †: 01
Catalogue page †

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

Shown on

Figure 84J160

Replacement history

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

84040-12210 84040-02391 84040-12210

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

Replaces

84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02160 84040-02390 84040-02390 84040-02390 84040-02391 84040-02391 84040-02391

Interchangeable numbers

Number	Alternative	Effective
84040-12210	84040-12240	2022-07

Other lines in this group

Part number	Period	Status
84040-12240	2022-06 → 2022-09	Superseded / ended 2022-09
84040-12240	2022-06 → —	Current
84040-30320	2022-09 → —	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 84040-12210.

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.