Hi there, My 2010 Outback has recently developed a loud/fast ticking noise coming from the passenger side dash. I have established that it is related to the HVAC system, as I can stop the noise by turning on the demisters/defrosters. I've read plenty of posts about similar problems, but the...

I'm stuck. 08 outback xt. VF52 turbo. 700cc injectors. TGV butterfly valves removed. Headers. High flow cat downpipe. Newly rebuilt engine. Valves clearances were checked, but it is making a loud ticking noise at idle and continues while revving. Only code is P0030 front O2 sensor but did not...