[aland]

Originally Posted by Brendan W

If I was forced to make a blind guess I would say something on the induction side and start perusing the sticky at the top.
https://www.volvoforums.org.uk/showthread.php?t=132443

Although it's a Euro4/185 which don't suffer as much from that issue AFAIK.
Until the OP has had the codes read (and preferably by VIDA) we can only guess!