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Vehicles/Acura/RDX 2019–2021

3rd Gen (TC1, 2019-2021)

Acura RDX
2019–2021

Key reference: 72147-TJB-A01 (Memory 1)

Verified · record updated 24 Apr 2026

Honda HISS 4th Gen (ID47 / Hitag3)Add a key · IntermediateAll keys lost · Skilled

Key

At a glance

Key type: Smart Key
Buttons: 4
Battery: CR2032
Cloning: Not possible
OEM part no.: 72147-TJB-A01 (Memory 1), 72147-TJB-A11 (Memory 2)

Compatible tools

Confirmed

5 working setups

- Smart ProAdvanced Diagnostics
- MaxiIM IM608 Pro IIAutel
- VVDI Key Tool PlusXhorse
- ZedFullIEA
- X300 Classic G3OBDSTAR

OBD port

Where to find it

Illustration — use it to know where to look.

Location

Under the dashboard, driver side. Directly accessible.

OBD locations for every Acura

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