Lexus ECU Coding App

CarCoding supports ECU coding on Lexus vehicles; its catalog includes 114 Lexus vehicles, and coding data is available for 99 of them. Example models include CT 200h, ES, ES 200, ES 240, ES 250, ES 300h, and ES 350. The Lexus data also includes 667 manufacturer fault code descriptions.

Vehicles with coding
99
Vehicles in catalogue
114
Manufacturer fault codes
667

Example settings include Panic Function (Wireless Door Lock), Wireless Control, Hazard Answer Back, Open Door Warning, Unlock 2 Operation, Wireless Auto Lock, and Auto Lock/Shift. The Lexus data includes 667 manufacturer fault code descriptions.

Examples of codeable settings

Models with coding data

Lexus — all supported models →

Frequently asked questions

Which app does ECU coding on Lexus vehicles?

CarCoding does ECU coding on Lexus vehicles from your phone; coding data exists for 99 vehicles. 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.

Which Lexus models can be coded?

Some of the models with coding data: CT 200h (2011-2013) (2011–2013), CT 200h (2013-2017) (2013–2017), CT 200h (2017-2022) (2017–2022), ES (2025+) (2025–), ES (XZ10) (2018–2024), ES 200 (2015-2018) (2015–2018). The full list is on this page.

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.

Get CarCoding

Connect your ELM327 adapter, read fault codes, and browse module settings on supported vehicles.

App Store Google Play

The app is free to download.