Product Overview

This replacement display unit is designed for Citroën and Peugeot vehicles and serves as the visual interface for the radio and on-board computer. It reproduces radio station information, menu screens, trip computer readouts and controlled settings. The unit is a direct-match electronic module commonly searched by part numbers such as 9666483680-00, 9821851780, 6593H7 and 6593H8, making it easy to find for professional workshops and DIY mechanics.

Benefits

• Restores clear, legible display for radio and trip computer functions.
• Direct-fit product that replaces faulty or dark screens caused by backlight or connector faults.
• Improves usability of infotainment and instrument menus for everyday driving and diagnostics.

Technical Information

• Manufacturer: Stellantis
• Model(s): Peugeot 207, Peugeot 308 (Also Compatible With Selected Citroën And Peugeot Models)
• Product Codes: 9666483680-00, 9821851780
• Other Numbers: 6593H7, 6593H8

Compatibility And Notes

The display is commonly fitted to earlier-generation Peugeot 207 and 308 platforms and to equivalent Stellantis electrical architectures. Some features or menu items may require activation or enabling via diagnostic equipment to function exactly as the original unit did. Check that the connector layout and housing match your vehicle before installation.

How The Unit Is Replaced

Replacement is straightforward for a trained technician or an experienced DIYer with basic tools. Typical steps:

• Disconnect the negative battery terminal before you start to avoid short circuits and protect vehicle electronics.
• Remove surrounding trim panels carefully to access the radio/display area—use plastic trim tools to avoid damage.
• Unscrew and extract the radio/head unit to reach the display module if it is mounted separately.
• Disconnect the display electrical connectors (pay attention to ribbon cables and locking clips).
• Install the new display, reconnect all plugs, test functionality before reassembling trim.
• After installation, reassemble trim and reconnect the battery. Perform any required diagnostic enabling if certain functions are not active.

Installation Recommendation

Always disconnect the battery prior to removal and follow manufacturer procedures to prevent damage to sensitive electronics. Handle the display and ribbon cables gently, observe electrostatic discharge (ESD) precautions, and use correct torque settings for screws. If certain features are inactive after fitment, use PSA-compatible diagnostic tools (e.g., DiagBox/Lexia) to enable or code functions.

Why This Part Fails Most Often

Display failures are usually caused by age and environmental factors. The most common issues are backlight burnout, failing solder joints or cracked solder traces from thermal cycling, damaged ribbon cables or connector pins, and moisture ingress leading to corrosion. Sudden screen loss can also result from intermittent power supply faults or internal component degradation after many years of use.

Advice For Workshops And DIY Mechanics

Search by the part numbers 9666483680-00, 9821851780, 6593H7 or 6593H8 to locate the correct unit quickly. When replacing the display, inspect connectors and wiring for signs of corrosion or damage—repairing a corroded connector can prevent repeat failures. If diagnostic activation is required, use appropriate PSA diagnostic software to enable all functions and confirm proper operation.

This radio display is a direct-fit instrument intended for Peugeot 308 (T7) vehicles and is offered as an OEM part from the Stellantis (Citroën/Peugeot) family. It restores clear visual feedback for radio, onboard computer and menu functions, and is particularly suitable for professional workshops and experienced DIYers who search by product code (9678491880, 9678491880-01, 9821851780). The unit is prepared for straightforward replacement and integration into the existing dashboard harness; however, certain features may require diagnostic activation after installation.

Benefits

– Restores full display readability for audio and vehicle information menus.
– Direct compatibility with PEUGEOT 308 T7 display harness and mounting.
– Frequently listed and found by OEM product codes for quick identification.
– Saves time in workshop repairs compared with complex display repairs.

How The Part Works

The display provides visual output for the radio, trip computer and menu navigation. It receives signals from the head unit and vehicle CAN networks and converts them into the screen image and backlighting. Some software-controlled functions on the display may be locked until enabled via a diagnostic tool.

How To Replace

General replacement steps for qualified technicians or experienced DIYers:

• Disconnect the vehicle battery before beginning work.
• Remove the trim panels around the center stack using plastic trim tools to avoid damage.
• Unscrew and remove the radio/head unit or trim frame to access the display module.
• Carefully unplug electrical connectors from the rear of the display. Note connector orientation and locking tabs.
• Fit the replacement display, reconnect connectors and secure mounting screws.
• Reconnect the battery and power up the unit. Verify basic functionality and screen illumination.
• If required, perform diagnostic enabling or configuration for full feature activation.

Installation Recommendations

– Always disconnect the battery before removal and follow manufacturer-recommended procedures to avoid damage to electronic modules.
– Use appropriate trim tools to prevent scratching the dashboard.
– Inspect connector pins and wiring for corrosion or damage; clean contacts if necessary.
– After installation, check all display functions and menus. If some features remain inactive, enable them with a suitable diagnostic tool.

Why The Part Most Often Fails

Common failure causes include prolonged exposure to heat, gradual backlight degradation, electronic component aging, moisture ingress and connector corrosion. Software or configuration issues can also render specific functions inactive until enabled by diagnostics. Physical damage from impacts or improper removal can further compromise the unit.

Durability And Service Life

Service life depends on vehicle use, environmental conditions and exposure to heat/moisture. There is no fixed replacement interval; failures are more likely on higher-mileage vehicles or after long-term exposure to thermal stress and humidity.

Technical Information

• Manufacturer: Stellantis (Citroën/Peugeot)
• Model: Peugeot 308 (T7)
• Product Codes: 9678491880, 9678491880-01, 9821851780
• Additional Numbers: 9678491880 | 9678491880-01 | 9821851780

Notes For Professionals

This display is commonly searched by its product codes, so include those codes when ordering or searching parts. If diagnostic enabling is required for specific features, use PSA-compatible diagnostic equipment to activate functions and confirm full integration with the vehicle systems.

Original multifunctional radio and on-board computer display for Peugeot 308 I (T7). The ideal replacement for a cracked, faded or “burnt” center display. Thanks to the OEM design, full compatibility with the car’s electronics and correct display of radio and on-board computer functions is maintained.

Key benefits
– Original PSA part – a reliable replacement without compromises
– Fully compatible with Peugeot 308 I (T7) according to part number and equipment
– Displays radio, on-board computer, date/time and other functions depending on the car’s equipment
– Quick installation in the upper part of the dashboard instead of the original display

OEM numbers (mutually interchangeable depending on equipment)
– 9676655380
– 1607240280
– 1607240480
– 9821851780

Compatibility
– Peugeot 308 I (T7) 2007–2013/2014: hatchback, SW and CC
– For RD4 / RD45 radios (depending on car configuration)
– Before ordering, always compare the part number on your original display and the connector according to the photo

Technical information
– Part type: center multifunction display (MFD) – “radio / on-board computer display”
– Functions: RDS/station display, on-board computer (consumption, range), date/time, outside temperature; possibly other vehicle functions depending on the equipment (e.g. parking assistant, vehicle settings)
– Communication: via BSI/radio via CAN bus (depending on the car version)
– Connector: 1x multi-pin PSA connector (verify match according to photo and part number)
– Mounting: original position in the upper part of the dashboard (piece-for-piece exchange)
– Display design: monochrome display (backlight depending on the specific version)

Coding and assembly
– After installation, initialization/telecoding in diagnostics (DiagBox/PP2000) may be necessary – setting of language, units, date/time, radio type, etc.
– When replacing with another type of display or when switching from RD4 ↔ RD45, telecoding is necessary

Condition and packaging
– Used original part from disassembly
– We supply the display itself without the radio and other accessories (unless otherwise indicated in the photos)
– Normal cosmetic signs of use do not affect function

How to choose correctly
– The fastest way is to follow the OEM number from your original part (see label)
– Compare the connector and the shape of the display body according to the photos
– In case of confusion, state the VIN – we will verify the correct compatibility

Search/SEO
– Peugeot 308 radio display, center display, MFD multifunction display, on-board computer 308 T7, RD4 RD45, 9676655380, 1607240280, 1607240480, 9821851780

Note: Some functions may need to be activated in diagnostics after installation. Always compare the part number and connector photo with your car before ordering.

As a critical part of the electronic systems in your car, the radio display can face wear over time due to frequent use and exposure to heat and moisture. If you notice flickering displays or unresponsive touch screens, it may be time to replace the display. Regular checks and replacements can help maintain the overall functionality of your audio systems.

Technical Information

• Manufacturer: PSA
• Model: Peugeot 308
• Product Codes: 9803399680, 9821851780
• Other Numbers: 9678491880