Error P1336 - 2016 C4 Picasso

[Toacak]

Hi all

I've had an error thrown up from a basic diagnostic test - P1336.

Google has been as useful as a chocolate teapot.

I'm wondering if someone can shed light on what the code might be?

Car is a 2016 C4 Picasso 1.2 Flair.

TIA

Tom