Description
Airbag control unit for Citroën C5 II. 7x airbags plus pyrotechnic seatbelt pretensioners. The unit is fully functional, not from an accident.
Product Overview
This airbag (SRS) control unit is a direct-fit replacement for Citroën C5 II models equipped with seven airbags and pyrotechnic seatbelt pretensioners. Supplied with reference numbers 9659532380 and 603481900 (also listed under 6545V0 / 6545V1 / NFP), the unit is aimed at professional mechanics and experienced DIYers who need a reliable SRS module that restores full occupant protection and fault-free airbag system operation.
Compatibility
Designed For: Citroën C5 II (Second Generation). Suitable For Vehicles Fitted With 7 Airbags And Pyrotechnic Seatbelt Pretensioners. Searchable By OEM Numbers 9659532380, 603481900, 6545V0, 6545V1.
Technical Information
- Manufacturer: Stellantis (Citroën/Peugeot)
- Model: Citroën C5 II
- Product Codes: 9659532380, 603481900
- Other Numbers: 6545V0, 6545V1, NFP
Installation Recommendations
Always Follow Safety Procedures When Working With SRS Components. Before Any Work, Disconnect The Vehicle Battery And Wait The Manufacturer-Specified Time To Allow Capacitors To Discharge. Locate The Airbag Control Unit (Location Varies By Trim And Equipment Level), Remove Interior Trim Panels Carefully, Unplug Connectors And Unbolt The Module.
Handle The Unit And Connectors With Care To Avoid Damage Or Contamination. After Mechanical Installation, Use A Suitable Diagnostic Tool (OEM-Level Where Possible) To Read And Clear Fault Codes, Verify Sensor Status, And Confirm System Readiness. Do Not Attempt To Repair Pyrotechnic Devices Or Inflators Yourself.
Replacement Procedure (General Steps)
- Disconnect Negative Battery Terminal And Wait The Recommended Interval.
- Remove Interior Trim To Access The SRS Control Unit.
- Unplug Electrical Connectors And Remove Fasteners Holding The Unit.
- Install The Replacement Unit, Secure Fasteners, And Reconnect Plugs.
- Reconnect Battery, Use Diagnostic Scanner To Clear Crash Memory, Reset Airbag Indicators, And Verify No Stored Faults Remain.
Why Failures Occur
- Water Ingress Or Corrosion Causing Connector Or Circuit Damage.
- Electrical Surges, Short Circuits, Or Poor Grounding Leading To Electronic Failure.
- Crash Events That Cause Airbag Deployment And Lock The Control Module.
- Physical Damage From Improper Removal/Installation Or Interior Work.
- Long-Term Heat, Vibration, Or Manufacturing Defects Affecting Electronics.
Notes For Mechanics And DIYers
This Unit Is Particularly Useful When An Airbag Module Needs Replacing But The Vehicle Has No History Of Airbag Deployment. Because Airbag Control Units Store Crash And Deployment Data, Proper Diagnostic Clearing And System Verification Are Essential After Installation. If Any Airbag Or Pretensioner Has Been Deployed Previously, Additional Component Replacement And System Initialization Will Be Required.
Why Choose This Unit
Clear OEM Reference Numbers And Direct Compatibility Make This Airbag Control Unit Easy To Find And Fit. It Offers A Cost-Effective Way To Restore Full SRS Functionality On Citroën C5 II Vehicles When SRS Faults Point To The Control Module.
