Description
Hazard Light Switch For Citroën C4 Grand Picasso First Generation
Product Description
Reliable replacement hazard light switch designed for Citroën C4 Grand Picasso first generation. This switch controls the vehicle’s emergency signal function, activating all turn indicators simultaneously when pressed. Ideal for professional workshops and DIY mechanics who search by OE number or reference codes—fits units carrying the listed part numbers.
Features And Benefits
- Direct replacement for original equipment, maintaining factory fit and switch ergonomics.
- Clear tactile feedback for confident operation even during driving.
- Compatible With Common PSA Electrical Architectures—works with the vehicle’s flasher/Body Control Module to trigger hazard lights.
- Often Searched By Part Number: Improve findability in catalogs and Google by using OE codes below.
Technical Information
- Manufacturer: Stellantis (Citroën/Peugeot)
- Model: Citroën C4 Grand Picasso (First Generation) — Compatible With Some C4 Picasso Variants
- Product Codes: 96552745KR, 6554VH
- Additional Numbers: NFP (as marked)
How The Part Works
The hazard light switch sends a command to the vehicle’s flasher relay or body control module to simultaneously flash all indicator lamps. It is a simple user interface element but essential for emergency signaling and safety. The switch usually contains internal contacts and illumination for visibility in low light.
Typical Failure Modes And Frequency
Failure Of The Hazard Switch Is Relatively Infrequent But Can Occur Due To:
- Mechanical Wear: Repeated use over many years can wear contacts or the switch mechanism.
- Contamination: Dirt, dust, or spilled liquids entering the switch assembly can cause poor contact or short circuits.
- Connector Corrosion Or Wiring Issues: Corroded pins or damaged wiring can interrupt the signal to the flasher system.
- Burned Contacts Or Internal Electrical Faults: High current spikes or long-term arcing can degrade internal contacts.
Failures commonly appear after prolonged use, accidental liquid ingress, or as a consequence of electrical faults elsewhere in the vehicle lighting circuit.
Replacement Procedure (Overview)
Intended For Experienced Mechanics And Competent DIYers. Typical Replacement Steps:
- Disconnect The Negative Battery Terminal Before Starting Work.
- Remove The Surrounding Trim Or Dashboard Bezel To Access The Switch (Tools May Include Trim Tools And Screwdrivers).
- Unclip Or Unscrew The Switch Assembly From The Dash.
- Carefully Disconnect The Electrical Connector(s) From The Back Of The Switch.
- Fit The New Switch, Reconnect The Connector, And Secure The Assembly Back In Place.
- Reconnect The Battery And Verify Proper Operation Of Hazard Lights And Related Indicator Lamps.
Take Care Not To Force Plastic Trim Pieces; use proper trim tools to avoid damage. Ensure connectors are fully seated and that no pins are bent before reassembly.
Installation Recommendations
- Always Disconnect The Battery Before Removal To Avoid Short Circuits And To Protect The Vehicle’s Electrical Systems.
- Inspect Wiring And Connector Pins For Corrosion Or Damage While The Switch Is Removed.
- Replace Any Damaged Clips Or Fasteners To Ensure A Secure Fit.
- After Installation, Test Hazard Function, Turn Signals, And Dash Indicator Lamps To Confirm Normal Operation.
Why The Part Most Commonly Fails
Most Failures Result From Mechanical Wear, Contamination (Spills Or Dirt), Or Connector Corrosion. In Some Cases Electrical Issues In The Vehicle (Shorts, Overloads) Can Accelerate Contact Deterioration. Prompt Diagnosis And Replacement Prevents Safety Risks And Keeps The Vehicle Road Legal.
Search And Ordering Tips
When Searching For This Component, Use Known Part Numbers 96552745KR Or 6554VH To Locate Matching Items Quickly. Include Vehicle Model And Year In Search Filters To Improve Accuracy.
Final Notes
This part Is Supplied As A Direct Replacement For Vehicles Listed Above. For Professional Installation, Follow Manufacturer Procedures And Use Appropriate Tools.
