Steering wheel button control adapter for Citroen / Fiat / Opel ACV SWC 42XFA026-0
steering wheel adapter for Citroen Jumper (250) (07/24->2025), e-Jumper (259) (07/24->2025), Relay (250) (2024->2025), Fiat Ducato (ZAF 250) (11/21->11/23, 11/23->2025), e-Ducato (ZAF 250) (04/21->03/24, 03/24->2025), Opel Movano Cargo C (Y) (01/24->2025), Movano Electrik Cargo C (Y) (01/24->2025)
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Steering wheel button control adapter for Citroen / Fiat / Opel ACV SWC 42XFA026-0
Retain the original steering wheel radio control functions when replacing the factory radio with an aftermarket unit. Depending on the vehicle equipment, range of functions and the software of the newly installed head unit, some functions may be limited or replaced by others. Compare the shown wiring connectors with the connectors in your vehicle and make sure they match both technically and visually. Check whether one of the listed OEM head units was originally installed. Before final installation, verify vehicle functionality, system settings and correct operation of the steering wheel controls.
Intended for vehicles
- Citroen Jumper [250] (07/2024 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
- Citroen e-Jumper [259] (07/2024 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
- Citroen Relay [250] (2024 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
- Fiat Ducato [ZAF 250] (11/2021 -> 11/2023) - original OEM head unit, support for phone function and devices with wireless charging.
- Fiat Ducato [ZAF 250] (11/2023 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
- Fiat e-Ducato [ZAF 250] (04/2021 -> 03/2024) - original OEM head unit, support for phone function and devices with wireless charging.
- Fiat e-Ducato [ZAF 250] (03/2024 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
- Opel Movano Cargo C [Y] (01/2024 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
- Opel Movano Electric Cargo C [Y] (01/2024 -> 2025) - original OEM head unit, support for phone function and devices with wireless charging.
CAN Bus information
- Connector: ISO / Mini ISO.
- Output for OEM steering wheel control: 3.5mm jack or free wire.
- Connector: 6-pin Fiat T-harness – phone.
- Connection to fuse box: speed pulse / reverse signal (see manual).
Important additional information
- Support for phone function and control buttons located on the rear side of the steering wheel.
- Intended for aftermarket head units by Sony, Kenwood, JVC, Pioneer, Blaupunkt, Clarion, Alpine, LG, Zenec, XZent, Digital Dynamics, ESX, Snooper and universal “China HU” with Key1/Key2/GND wires or a 3.5mm jack depending on type.
- A brand-specific connecting cable for the head unit must be ordered to fully activate the adapter.
General installation instructions
Checks before installation:
- Check all control functions and vehicle settings with the original OEM head unit installed.
- Remove the original radio with the power off.
- Check all interface connections to ensure they are correctly connected – with power off.
Connections and wiring sequence:
- Perform interface settings and hardware configuration with the power off.
- Check the configuration of the connecting cable to the head unit.
- Connect the cable to the head unit according to the aftermarket device manual.
- Connect the remaining wires according to the device manual.
- Connect the entire installation to the vehicle – connect the main power last.
- Perform software configuration of the interface according to the product description or manual.
- Configure the aftermarket head unit (steering wheel control, camera, handsfree, antenna power, etc.).
- Perform a functional test of the steering wheel controls and communication with the vehicle.
Changing the interface configuration and HU cable:
- Make all changes with the power off.
- After any change, repeat steps 5 to 8 listed above.
If the interface or vehicle system malfunctions:
- Reinstall the original OEM head unit.
- Start the original unit.
- Wait for the CAN Bus system to go to sleep.
- Check the hardware configuration of the interface.
- After the CAN Bus has gone to sleep, repeat steps 5 to 8 listed above.
When modifying wiring or cable routing:
- Wiring and modifications may only be performed by professionally trained personnel.
- All changes must be verified for manufacturer approval or impact on the vehicle warranty before connection.
- All modifications must be verified by measurement and compared with the vehicle wiring diagram before connection.
- Modifications are made at your own risk, without guarantee of functionality.
- Modifications are at your own risk, with no guarantee against damage to the vehicle, device or interface.
- Changes to pre-installed wiring may result in loss of product warranty.
Catalog number | 42XFA026-0 |
Brand | ACV |
Links | Official web presentation |
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