Paul, a million thanks, both for the advice and links. I hadn’t thought of accessing it through the headlight, that could definitely work. Much appreciated, Matt.

So… apologies if this has been posted (if so I couldn’t find it), I have seen what seems dozens of examples of Volvo map sensor locations and replacements but none that seem perfect for my car. I’m 75% sure I have located the MAP sensor (right by the dipstick below the manifold, please correct me if...