Lambda Exhaust Sensor Upper
Used Citroen Picasso C4 upper lambda exhaust sensor from a 2015 donor, with a verified model-year range of 2013 to 2021.
Source vehicle: Citroen Picasso C4 2015 diesel 1.5L
Stock reference: GCP10585
Check the photo, connector and sensor shape against your original unit before ordering.
View this partCompatibility and checks
Please match the photographed unit, connector layout and any visible markings against the part you are replacing. Even within the same model range, exhaust sensors can vary by engine setup and build details.
If you are unsure, send your registration or VIN and compare the listing photo with your existing sensor before purchase.



