This replacement display module is intended for mechanics and experienced DIY enthusiasts who service Stellantis vehicles. The unit handles radio information and the on-board computer display functions—showing station and media data, trip information and menu prompts—and communicates with the vehicle via the CAN network. Many buyers search by part number (e.g. 9658083380) when looking for this component, so the listed codes below will help you find the exact match.

Technical Information

• Manufacturer: Stellantis
• Model: Citroën C8 (2007); Compatible With: Peugeot 807, Peugeot 307, Peugeot 207 (as indicated)
• Product Codes: 9658083380, 9658083380-02
• Other Numbers: 9821852480, 659330, 659331

Function And Features

The unit serves as the radio display and on-board computer interface. It displays audio sources, station and track information, vehicle messages and basic trip/computer readouts. It requires proper connection to the vehicle wiring harness and data bus to operate. Some vehicle functions controlled through this display may remain disabled until the module is initialized or programmed with diagnostic equipment.

Installation Recommendations

• Disconnect The Negative Battery Terminal Before Work To Prevent Short Circuits And Data Corruption.
• Remove Interior Trim Panels Carefully To Access The Radio/Display Module; Use Suitable Trim Tools To Avoid Damage.
• Note Electrical Connector Locations And Unlock Latches Before Pulling Connectors; Do Not Force Pins.
• Handle The Display Module With ESD Precautions And Avoid Touching Circuitry Or Flat Cables Directly.
• After Mechanical Installation Reconnect The Battery And Verify Power And Backlight; Check Fuses Related To Radio/Instrument Circuitry If Unit Has No Power.
• Perform Diagnostic Programming/Initialization If Required—Some Functions May Need To Be Enabled Via A Dealer Or Aftermarket Diagnostic Tool.
• Test All Displayed Functions, Radio Reception, Steering Wheel Controls And On-Board Computer Menus Before Final Reassembly.

Common Failure Causes

• Heat And Age: Internal Components Such As Solder Joints Or Capacitors Can Degrade Over Time, Causing Intermittent Or Permanent Failures.
• Moisture Or Corrosion: Water Ingress Or Corroded Connectors Can Cause Display Malfunctions Or Loss Of Communication On The Data Bus.
• Power Surges Or Poor Grounding: Voltage Spikes And Bad Grounds May Damage Electronics Or Corrupt Software.
• Software Or Communication Errors: Corrupted Software Or Faulty CAN Bus Communication Can Prevent Proper Operation Until Reprogrammed.
• Mechanical Damage: Impact Or Improper Removal Can Break Connectors, Mounts Or Internal Flex Cables.

Search Tips: Use the part numbers 9658083380, 9658083380-02, 9821852480, 659330 or 659331 when searching to find matching units quickly. If the vehicle requires activation of functions after replacement, plan for diagnostic time during the job.

This description is intended to give a clear technical overview for replacement and servicing. Always follow vehicle-specific service manuals and safety procedures when working on electrical systems.

This replacement display is designed for Peugeot 307 (Mk II) vehicles and restores clear readout for radio information, clock, and trip computer functions. It is a practical choice for professional workshops and DIY mechanics who need a direct-fit unit to eliminate faded segments, backlight failure, or erratic information on the dashboard display. The unit supports standard radio and information functions found in 307 models and can improve user experience immediately after installation.

Technical Information

• Manufacturer: Stellantis (Citroën/Peugeot)
• Model: Peugeot 307 (from 2005), Mk II
• Product Codes: 9664222280, 9658083380, 9822637880
• Additional Numbers: 6155CH, 6155CJ, 6155CC, 6155CE

Compatibility And Fitment

Fits Peugeot 307 vehicles equipped with the listed product codes. Confirm the part numbers stamped on your existing display before purchase to ensure correct fitment. The display is intended as a direct replacement for the radio/driver information module used in 307 Mk II dashboards.

Installation Recommendations

• Preparation: Always disconnect the battery before beginning work to avoid short circuits and to protect vehicle electronics.
• Removal: Carefully remove surrounding trim panels using plastic trim tools to avoid damage. Unscrew the fasteners securing the radio/display unit and gently pull the unit forward to access connectors.
• Connection: Release and inspect electrical connectors for corrosion or bent pins. Clean contacts if necessary and fully seat connectors on reassembly.
• Time And Tools: Typical replacement time is approximately 30–60 minutes depending on trim complexity. Recommended tools: plastic trim tools, Torx/Phillips drivers, small socket set and a multimeter for basic checks.
• Post-Installation: Restore battery power and verify display illumination, radio channel information, clock and trip computer readings. Some features may require diagnostic activation using appropriate Peugeot diagnostic tools.

Most Common Failure Causes

• Backlight Or LCD Degradation: Dim or partially visible segments are commonly caused by failed backlight or aged LCD elements.
• Connector Corrosion Or Poor Contact: Moisture or oxidized pins can cause intermittent display or loss of certain functions.
• Internal Solder Joint Fatigue: Thermal cycling and vibration can lead to cracked solder joints on the display electronics.
• Electronic Component Failure: Capacitors, LEDs or driver ICs can degrade over time causing flicker or complete failure.
• Water Ingress Or Mechanical Damage: Leaks behind the dash or impact during removal can damage the module.

Testing And Troubleshooting

Before replacing the unit, verify power and ground at the connector, check fuse related to radio/display circuits and test continuity of wiring harness. After fitment, confirm all display segments, backlight and clock functions operate correctly. If some functions remain inactive, they may require activation by diagnostic equipment.

Why Choose This Unit

This display provides an effective, cost-conscious solution to restore full readability and functionality of the radio and on-board computer in Peugeot 307 vehicles. It is well suited for professional garages and competent DIYers who require a reliable replacement with known part numbers for quick identification and installation.