Acura MDX (4th gen)

Model years

2021–

Engine options

2

Make-wide fault codes

522

CarCoding supports the Acura MDX (4th gen) from 2021 onwards, including the 3.5 V6 290HP and Type S 3.0 V6 TT 355HP engines. This application connects via an ELM327 BLE OBD2 adapter on iPhone, Android and Windows. Note that ECU coding data is not available for this vehicle model.

The app allows you to read and clear fault codes, accessing 522 manufacturer fault code descriptions. It also provides access to live data for monitoring vehicle performance. These features help diagnose issues without requiring ECU coding capabilities.

Supported coding modules

No coding modules are defined for this vehicle in CarCoding. Fault code read/clear and live data work over OBD2.

Engine options

• 3.5 V6 290HP
• Type S 3.0 V6 TT 355HP

Fault codes for this make

There are 522 manufacturer fault code descriptions for Honda · Acura. Open a code block and read what your code means.

• Acura522

Frequently asked questions

What does CarCoding do on the Acura MDX (4th gen)?

CarCoding reads and clears fault codes and shows live data over OBD2 on the Acura MDX (4th gen) (2021–). No coding modules are defined for this vehicle.

Can I read fault codes on the Acura MDX (4th gen)?

Yes. Besides standard OBD2 engine codes there are 522 manufacturer fault code descriptions for this make group; you can read and clear them.

Which adapter do I need?

An ELM327-based OBD2 adapter with Bluetooth Low Energy (BLE) is all you need; the app runs on iPhone, Android and Windows and is free to download.

How do I start?

1. Plug an ELM327-compatible OBD2 adapter into the car.
2. Open CarCoding and connect to the adapter over Bluetooth.
3. Pick the make and model — or let the VIN identify it.
4. Read fault codes; on supported vehicles, open the module settings.

Related pages

• Acura — Supported Vehicles
• All ECU modules
• All fault codes