surge

Hi everyone, Upon cold start up at 65F, my CX-9's engine speed surges for a second to ~1600RPM from the ~1400RPM warm-up speed. I have been having this problem with my CX-9 from every cold start for a few weeks now as I don't recall it doing this in the past. After the engine is warmed up, the...

This is my first tread and a question, although I have read lots of posts searching for information, and find this forum very helpful. I recently bought a P5 2003 with 105K km. Did regular maintenance, breaks, spark plugs, thermostat, AUX input for the radio for bluetooth, first oxygen sensor...

New Mazda owner. Got a 2010 CX-7, 4 cylinder auto. When I let off the gas to coast to a light, I notice a very slight lurch/surge as the car is coasting. Happens nearly every time, but it's so minor that I'm wondering if it's normal for turbocharged engines. Anyone else experiencing this...