what do these nest codes mean 536 , 521 , 412 and i think 116?

536 BRAKE SWITCH ON/OFF CIRCUIT NOT ACTIVATED 521 POWER STEERING PRESSURE SWITCH NO CHANGE 412 CANNOT CONTROL RPM DURING KOER TEST 116 ENGINE COOLANT TEMPERATURE HIGHER OR LOWER THAN EXPECTED Is this what you are looking for ? Hopefully this will help if you need more help you can call for an appointment. 410-944-6850 Thanks Bobby