Description
Radio and computer display for CITROEN C4 cars of the first series
Part description
This used display is designed to display radio and on-board computer information. It is an original part from the Stellantis Citroën Peugeot group, which is sought after primarily by serial number. For owners of Citroën C4 cars, it is a suitable solution in the event of a malfunction of the original display, poor readability or display failures.
The part is suitable for anyone who is looking for a functional replacement for the original damaged piece and wants to preserve the original design of the car. For used electronic parts, it is important to compare the markings and connectors with the part removed from the vehicle.
Technical information
- Manufacturer: Stellantis Citroën Peugeot
- Model: Citroën C4 first series
- Other numbers: 9665614780-01, 6155GY, 6155GX
Product codes
Product codes: 9665614780, 6155GX, 9665614780-01, 6155GY
- Make / model from labels and documents: Citroën C4
Installation recommendations
In general, when replacing the radio display and on-board computer, you need to work carefully because of the plastic parts of the dashboard, connectors and electronics. The exact steps may vary depending on the specific car model.
1) Before assembly
- Check whether the designation of the original and the new part match, especially 9665614780, possibly also other numbers.
- Compare the display shape, mounting, connectors and connection layout.
- Inspect the used part for a cracked cover, damaged connector, or obvious signs of moisture.
- Before starting work, turn off the ignition and it is generally advisable to disconnect the battery.
2) Necessary tools and materials
- set of common hand tools
- plastic pry bar for panel removal
- suitable screwdrivers or bits
- clean cloth for cleaning around the part
- or electrical contact cleaner
3) Step-by-step assembly procedure
- Turn off the ignition and secure the car against movement.
- Typically disconnect the battery to reduce the risk of damaging the electronics.
- Carefully remove the covering plastic parts or trim that obscures access to the display.
- Undo the fasteners of the original display.
- Carefully slide out the display so as not to damage the cabling.
- Disconnect the electrical connector or connectors without using excessive force.
- Compare the old and new part side by side, especially the numbers, connector and mounting.
- If the contacts are dirty, gently clean them with a suitable product.
- Connect the connector to the replacement display and check for proper seating.
- Place the display in place and fix it in the original way.
- Reinstall all removed covers and trim.
- Connect the battery and perform a basic function check.
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4) Post-assembly checks and test drive / function verification
- Check if the display lights up properly after power on.
- Verify readability of displayed data and image stability.
- Try to display radio and trip computer data.
- Watch for blackouts, flickering or spontaneous shutdown.
- After a short drive, verify again that everything is working without interruption.
5) The most common assembly mistakes + how to avoid them
- Part swapping based on similar appearance – always compare product numbers and connectors.
- Interior plastic damage – use plastic removal tools and do not use force.
- Insufficiently seated connector – check for a firm click after connection.
- Assembly without checking the condition of the contacts – oxidation or dirt can cause display failures.
- normal wear and tear on electronics and display components
- voltage fluctuations in the vehicle’s electrical system
- bad contact in the connector or oxidation of the contacts
- intrusion of moisture into the electronic part
- mechanical damage during careless disassembly of the interior
- long-term thermal stress in the interior of the vehicle
