I think the codes are - ECM -9210/9220/961C, ECM -314D/315D/120C. The CEL light is on now - so I will post the codes when it goes back to the dealer on Wednesday. The XC70 and this car share an engine right? The MAF has not been replaced yet. Is the problem mechanical like a bad throttle or MAF? I a...

Hello- I have a 2005 S80 2.5T with 80,000 miles on it. This summer in Ohio (hot and humid) it has been running very rough, stalling, lots of CEL lights, engine service required, etc... June 10 We took it to our local indie mechanic who cleaned the throttle, changed spark plugs and the problem went a...