Radio and On-Board Computer Display Peugeot 407 9666631380 659349

Thu, 26 Jun 2025 02:03:30 +0000

Radio and trip computer display for Peugeot 407. Some functions may need to be activated via diagnostics.

High-quality replacement display for the radio and onboard computer of the Peugeot 407. The unit displays radio station and track information, trip computer data (range, average consumption, trip distances), clock and warning messages. Commonly searched under OE number 9666631380 and reference numbers 659349 / 966631380 — ideal for professional mechanics and DIY car owners looking for a direct-fit replacement.

Overview

This display is designed to restore clear, factory-style readout of audio and vehicle information in the Peugeot 407. It fits the original dashboard opening and uses the factory connectors. Note that some functions may require activation with a diagnostic tool after installation.

Installation

Disconnect the negative battery terminal before starting work.
Carefully remove the trim panels around the center console using plastic trim tools to avoid damage to the fascia.
Unscrew the radio/display mounting fasteners (Torx or Philips depending on the vehicle) and gently pull the unit out of the dash.
Unplug all electrical connectors and the antenna lead. Inspect pins for corrosion or damage.
Replace the display/module, reconnect the connectors and test all functions (radio reception, trip computer readouts, illumination) before reassembling.
Refit trim panels and tighten fasteners to the correct specification.

Technical Information

Manufacturer: Peugeot (Stellantis)
Model: Peugeot 407
Product Codes: 9666631380
Other Numbers: 659349, 966631380

Mounting Recommendations

Perform the replacement in a dry, well-lit area. Use ESD precautions when handling electronic components and avoid touching circuit boards or connector pins. Verify connector seating and fuses for the radio/display circuit. If certain features remain inactive after fitment, activation via diagnostic equipment may be necessary.

Most Common Failure Causes

Typical causes of display malfunction include backlight degradation, failing electrolytic capacitors, thermal stress, moisture ingress and connector corrosion. Symptoms to watch for are blank or intermittent display, fading backlight, pixel defects or loss of some information fields.