Chosen Solution
Upgraded the hard drives upgraded the RAM replaced the logic board after I spark it putting in a new battery like a jerk, still runs slower than molasses ran clean my Mac X & still is giving me issues. Only runs great in safe mode but I Don’t have access to certain functions. and it’s worth noting that it took three years for the logic board to become available in that time I only ran the computer on safe mode so when I replace the logic board I wiped the hard drive to start with a clean version of High Sierra but it was a nightmare trying to load it from the Mac mothership. Anybody have any suggestions? Oh yeah and the cursor just stopped working I have to use an external mouse
Bingo! We now know you have a thermal sensor issue within the Trackpad has a problem. That explains your systems sluggishness! SMC is in Safe Mode lowering the CPU’s clocking and ramping up the fan speed. From the Apple service guide: The error is a thermal sensor error for missing or abnormal reading for Trackpad/Palmrest (Ts0P) sensor The trackpad device may have an open connection or damaged device. Reseat flex cable while inspecting for cable or connector damage (on both logic board and trackpad flex cable. Here’s the needed part MacBook Pro 13" Unibody (Mid 2009-Mid 2012) Trackpad and here’s the guide to put it in MacBook Pro 13" Unibody Late 2011 Trackpad Replacement
