Not sure on the first one. The second larger hose looks like the vacuum hose that goes from intake manifold to the vacuum brake assist mounted between the firewall and brake master cylinder. Make sure none of the hoses have any leaks. I just replaced the brake vacuum line on my 01 V70 Yesterday. The...

good luck

I just went through a similar hunt for vacuum leaks. I had several, starting with one caused by my using the wrong intake manifold gasket - i got one for without air-pump and it didn't line up correctly. The vac hose in the second pic ( running under the fuel rail) is easier to replace if you take t...

Someware in the many pages I have read here (I think) I read that the etm from P2 models could be used from years 2001 - 2009, is this true? If this is possible, myvolvopartsonline.com has a 2003 throtle body (same as etm?) for under $400.00 then would you only need to have it programed? It would se...