Volkswagen T-Roc (A1)

Model years

2017–

Engine options

4

Coding modules

5

Make-wide fault codes

14,280

CarCoding enables ECU coding and fault code reading for the Volkswagen T-Roc (A1) from 2017 onwards on iPhone and Android devices using an ELM327 BLE OBD2 adapter. The application supports five coding modules and accesses 14280 manufacturer fault code definitions for this vehicle.

Users can modify settings such as Trailer hitch module installed, Turn On Light Warning, and Lock Autolock Rear. The available options are resolved at runtime from the unit's part number using ODX data.

Supported coding modules

On Volkswagen Group cars the setting list is resolved from the car: CarCoding reads the unit's part number and fetches the matching ODX bit map at runtime. The list you see is the one your unit actually carries.

Body and comfort

• CENTRAL ELECTRONICS 0947 settingsComfort, Display, Lighting
• CLIMATE 083 settingsComfort, Display
• DOOR PASSENGER 522 settingsComfort
• ACCESS KESSY 051 settingComfort

Instrument cluster

• INSTRUMENTS 1715 settingsComfort, Display, Safety

Engine options

• 1.0 TSI 110HP
• 1.5 TSI 150HP
• 2.0 TSI 190HP
• 2.0 TDI 150HP

Fault codes for this make

There are 14,280 manufacturer fault code descriptions for Volkswagen · Seat · Skoda · Cupra. Open a code block and read what your code means.

• C1887
• C0797
• P3629
• U0547
• B2297
• B10245
• U11233
• B14217
• U10208
• U12205
• P06203
• B15200

77 more blocks →

Frequently asked questions

Which app can do ECU coding on the Volkswagen T-Roc (A1)?

CarCoding does ECU coding on the Volkswagen T-Roc (A1) (2017–) from your phone: the setting list is resolved at runtime from your unit's part number; example settings: Trailer hitch module installed, Turn On Light Warning, Key Fob While Engine Running, Lock Autolock Rear, Lock Auto Unlock, Lock Autolock At Speed. An ELM327-based OBD2 adapter with Bluetooth Low Energy (BLE) is all you need; the app runs on iPhone and Android and is free to download.

Can I read fault codes on the Volkswagen T-Roc (A1)?

Yes. Besides standard OBD2 engine codes there are 14,280 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 and Android 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

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