Peterbilt 337 / 348

Model years

2007–

CarCoding works with the Peterbilt 337 / 348 (2007–) through an ELM327 OBD2 adapter on iPhone, Android, and Windows. For this vehicle, the available coding data is none, so there are no ECU coding settings to change through CarCoding. Manufacturer fault code descriptions for this vehicle are 0, so fault code reading relies on the app's read and clear functions and live data.

With CarCoding and an ELM327 OBD2 adapter, you can read fault codes and clear fault codes on the Peterbilt 337 / 348 (2007–). Live data is also available. For this vehicle, manufacturer fault code descriptions are 0, and coding data is none, so no ECU coding settings can be changed.

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 337 / 348?

CarCoding reads and clears fault codes and shows live data over OBD2 on the Peterbilt 337 / 348 (2007–). 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