Thank you for you input difflock54 look forward to any more if you can help

It's the 1.8 petrol duratec engine B4184S11 code if this of any help

Update I've now changed temp sender in back of cylinder head and cleaned map sensor now as I had to remove intake manifold as the torque head screw had rusted up and seized in This has made a good improvement on its power but same again as soon as temp gauge gets towards half way it goes flat as a p...

Have got new switch on order should have today no smoke at all confused

Update I've now changed egr for new and still no difference help or advice desperately needed

Done the usual plugs air filter oil still no joy emissions are good it flew the mot today but just the loss of power when up to temp

Hi guys I've a Volvo s40 2005 1.8s I've just changed a damaged valve and valve stem seals & piston rings as when I purchased car two weeks ago it had only 30 psi on cylinder one this is now all good :) But now the car starts runs and sounds great till you get to half way on temp gauge then it lo...

As per my last post engine been rebuilt but this problem is there now any ideas please I'm stumped

I've rebuilt engine but it has a huge drop in power when it gets hot any ideas please it's had new valves and stem seals and rings fitted as it was down on compression on cylinder 1 due to a broken valve and it was using oil I'm stumped I've cleaned egr but no difference new plugs air filter oil ect...

Hi guys can an earlier s40 v40 engine be fitted to a 1.8 2005 s40 engine code b4184s11 I want to fit engine with code b4184s2
Thanks in advance