My '01 T6 144,000 needed the throttle body replaced. Acted just like you describe. Cleared up the issue. My question..is the throttle body control the same thing as the ETM?

thanks a bunch..if I was to check everything..and fuel pressure is something to check..how do you do that? Do you need a special pressure gage?

Where is the 'heated Oxygen sensor'? and how is it different from the other oxygen sensors?

Volvo dealer sias I had a combination of erors and they would have to fix one before they could see if it fixed others. Claimed I need new Cat converter as well as O2 sensors. Had a coupon for an oil change and free diagnostic at GM dealer..and they gave me these codes..cleared them out..and they ha...