2nd Gen (TB3/TB4)

Acura RDX
2013–2018

Key reference: 72147-TX4-A01 (Memory 1)

Verified · record updated 24 Apr 2026

Key variant · 1 of 3

Honda HISS 3rd/4th Gen (ID46 → ID47 transition at 2016)Add a key · IntermediateAll keys lost · Skilled

Key

At a glance

Key type: Smart Key
Buttons: 4
Battery: CR2032
Cloning: Possible
OEM part no.: 72147-TX4-A01 (Memory 1), 72147-TX4-A41 (Memory 2), 72147-TX4-A51 (Memory 2 alternate)

Compatible tools

Confirmed

5 working setups

OBD port

Where to find it

Location

Under the dashboard, driver side. Directly accessible.

OBD locations for every Acura

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2nd Gen (TB3/TB4)

Acura RDX
2013–2018

Key reference: 72147-TX4-A01 (Memory 1)

Verified · record updated 24 Apr 2026

Key variant · 1 of 3

Honda HISS 3rd/4th Gen (ID46 → ID47 transition at 2016)Add a key · IntermediateAll keys lost · Skilled

Key

At a glance

Key type: Smart Key
Buttons: 4
Battery: CR2032
Cloning: Possible
OEM part no.: 72147-TX4-A01 (Memory 1), 72147-TX4-A41 (Memory 2), 72147-TX4-A51 (Memory 2 alternate)

Compatible tools

Confirmed

5 working setups

OBD port

Where to find it

Location

Under the dashboard, driver side. Directly accessible.

OBD locations for every Acura

Loading remaining details…

Acura RDX
2013–2018

At a glance

5 working setups

Compatible tools: Smart Key 4-Button (2016-2018, Base Trims, ID47 / Hitag3)

Compatible tools: Smart Key 5-Button (2016-2018, Technology/Advance Trims with Remote Start, ID47)

Where to find it

Location

Acura RDX
2013–2018

At a glance

5 working setups

Compatible tools: Smart Key 4-Button (2016-2018, Base Trims, ID47 / Hitag3)

Compatible tools: Smart Key 5-Button (2016-2018, Technology/Advance Trims with Remote Start, ID47)

Where to find it

Location

Acura RDX2013–2018

At a glance

5 working setups

Compatible tools: Smart Key 4-Button (2016-2018, Base Trims, ID47 / Hitag3)

Compatible tools: Smart Key 5-Button (2016-2018, Technology/Advance Trims with Remote Start, ID47)

Where to find it

Location

Acura RDX2013–2018

At a glance

5 working setups

Compatible tools: Smart Key 4-Button (2016-2018, Base Trims, ID47 / Hitag3)

Compatible tools: Smart Key 5-Button (2016-2018, Technology/Advance Trims with Remote Start, ID47)

Where to find it

Location

Acura RDX
2013–2018

Acura RDX
2013–2018