Originally Posted by TboneZX3
It should go much higher, unless the 29.4 we see on the log above is a maximum possible reading for OBDII. The reason I say that is because this car completely shuts off fuel above 1500 rpm and off the throttle (in gear). Therefore, off the throttle would be basically an infinite AFR since the fuel portion of the ratio is zero.
That makes sense I was going by what was posted so far since it's hard to get in death technical info on this car and different story's from different dealers.