Description
Blaupunkt RD4 T5 N2 CD Car Radio. The radio must be coded to the vehicle using diagnostic equipment. It has two antenna inputs.
The Blaupunkt RD4 T5 N2 is an original-equipment style CD head unit commonly fitted to mid-size MPVs from Stellantis. Designed for professional workshops and experienced DIYers, this unit offers basic audio and radio functions with two separate antenna inputs for improved reception in vehicles with diversity antennas. Often searched by part numbers, the unit is suitable for Citroën C8 and Peugeot 807 applications where the RD4 series was specified.
Key Features
- CD Player Integrated With AM/FM Radio
- Two Antenna Inputs For Diversity Reception
- OE-Style Unit Designed For Direct Fit In Compatible Dash Openings
- Requires Vehicle Coding/Pairing With Diagnostic Tool After Installation
Compatibility And Notes
Fits Vehicles: Citroën C8, Peugeot 807. Searchable Part Numbers: 9659140077, 6564QT, 6564QV, 6579PS. The unit is typically used where the original RD4 series head unit was specified by the manufacturer.
Technical Information
- Manufacturer: Blaupunkt
- Model: RD4 T5 N2
- Product Codes: 6564QT, 6564QV, 6579PS
- Other Numbers: 9659140077
Removal And Installation
High-level Replacement Steps:
- Disconnect Battery Negative Terminal Before Work To Avoid Short Circuits.
- Remove Trim Around The Radio Using Appropriate Trim Tools To Prevent Damage.
- Unscrew The Radio Fasteners And Carefully Slide The Unit Out From The Dash.
- Unplug The Wiring Harnesses And The Two Antenna Plugs; Note Connector Orientation.
- Fit The Replacement Unit, Reconnect Antenna Leads And Wiring Harnesses, And Temporarily Reconnect The Battery.
- Use A Suitable Diagnostic Tool To Code/Pair The Radio To The Vehicle According To Manufacturer Procedure.
- Verify Radio, CD, Antenna Reception, And Steering Wheel Controls (If Present) Before Final Reassembly.
Installation Recommendations
- Use A Dealer-Level Or Professional Diagnostic Interface For Radio Coding To Ensure Full Functionality.
- Inspect Wiring Harness And Antenna Leads For Corrosion Or Damage; Replace Any Faulty Connectors.
- Confirm Ground Connection And Fuse Integrity If The Unit Does Not Power Up.
- Test All Functions Before Reinstalling Trim Panels To Save Time If Additional Adjustments Are Needed.
Why The Part Fails Most Often
Common Failure Causes Include Worn CD Mechanism Over Time, Water Or Moisture Ingress Into The Dash Area, Degraded Power Or Ground Connections, Damaged Antenna Connectors Or Cables, And Internal Electronic Component Failures Such As Capacitors Affected By Heat And Age. Incorrect Installation Or Electrical Surges Can Also Cause Malfunctions.
