Peterbilt 389

Model years

2006–

For the Peterbilt 389 (2006–), CarCoding runs on iPhone, Android, and Windows and works with an ELM327 OBD2 adapter. The app has no coding data for this vehicle, so ECU coding settings are not changed through CarCoding. Manufacturer fault code descriptions for this vehicle are 0, so fault code reading relies on the codes returned by the vehicle.

With CarCoding and an ELM327 OBD2 adapter, you can read fault codes, clear fault codes, and view live data on the Peterbilt 389 (2006–). For this vehicle, manufacturer fault code descriptions are 0, so the app does not provide manufacturer-specific code descriptions. Coding data is none, so no ECU coding settings are changed through CarCoding.

Supported coding modules

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

Fault codes for this make

Standard OBD2 fault codes are read on every vehicle. All fault codes →

Frequently asked questions

What does CarCoding do on the Peterbilt 389?

CarCoding reads and clears fault codes and shows live data over OBD2 on the Peterbilt 389 (2006–). No coding modules are defined for this vehicle.

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

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