Cadillac Repair: codes for my 93 cadillac coupe deville, cadillac coupe deville, volt ohm meter

Question
i did the warmer and off test and got the codes e40 e52 ee f48     7.0 and couldnt find what the codes meant

Answer
E40 = power steering pressure switch fault.

E52 PCM (computer) reset.

F48 = very low freon in the A/C system.

If you are mechanicaly inclined or know of someone who is, You will need a DIGITAL VOLT/OHM METER, Simple electrical schematics, Test procedures and picture locations of the components within the system that is causing you problems of which can't be done on this website which only allows one picture. I do not have a website so you will have to e-mail: onlineautohelp@msn.com in order to obtain the information necessary to fix your vehicle.