Citroen C4 Picasso Grille: Fitment, Sensors & Common Damage

On the C4 Picasso, the front grille is rarely just a styling panel — on ACC-equipped trims it also houses the radar sensor behind a small panel, worth knowing about if a fault develops.

Illustration for editorial purposes

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Citroen C4 Picasso Grille: OEM Part Number

Accuracy note: genuinely worth knowing: grille clips and mounting points on the C4 Picasso can become brittle with age and UV exposure, and a genuine replacement grille sometimes doesn't include fresh clips — factor in a set of new plastic clips alongside the grille itself, since reusing old brittle ones is a common cause of a poor, rattly fit.

A Genuinely Useful Diagnostic Tip, If Fitted With Adaptive Cruise Control — Citroen C4 Picasso Grille

If the radar sensor itself genuinely is at fault, a real, well-corroborated first step before any paid diagnostics: the sensor sits behind a small panel low in the front grille, and simply cleaning this panel thoroughly has resolved the fault entirely in multiple documented cases.

Citroen C4 Picasso Grille: Cosmetic on the Surface, Functional Underneath

It's easy to think of the Citroen C4 Picasso's grille as a styling piece, but it has a real functional job too: managing airflow to the radiator, and on many current cars, housing the sensors behind adaptive cruise control or parking assistance. That's why fitment here is less straightforward than it looks.

Before you buy: grille design varies significantly by trim, and higher trims may integrate radar or camera sensors behind or within the grille itself. Always confirm against your VIN before ordering.

Citroen C4 Picasso Grille reference plate

Citroen C4 Picasso Grille: What It Does

Beyond styling, the grille on the C4 Picasso directs airflow to the radiator and, on trims equipped with adaptive cruise control, may house or sit directly in front of the radar sensor used for that system. A grille that looks compatible but lacks the correct sensor cutout can interfere with these systems even if it fits physically.

Citroen C4 Picasso Grille: Generations & Grille Finish

All generations	Chrome brightwork grille with the double-chevron badge integrated into the design, extending across the width of the car

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Citroen C4 Picasso Grille: Common Damage, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Grille Guide for common damage types, confirming trim-specific fitment, how difficult this job is to DIY, and the ADAS calibration risk with sensor-equipped grilles.

More Citroen Grille

The same part, covered across other Citroen models.