Nissan 27520-EL00A Control Base

Disconnect the cable from the negative terminal of the battery. For 2011 and earlier models, remove the lower A/C Switch trim panel. Remove the center panel on the dash and the center dash cluster. Remove the intake door level knob. Remove the lower screws and undo the upper clips to remove the front panel. Remove the mounting screws from the A/C switch and pull out the assembly. Remove the instrument panel upper pad and finisher panels. On 2009 through 2011 models, remove the glove box. Disconnect the heating and air conditioning control cables from the air conditioning unit. Pry out the air mix door adjustment cable from the clamp, unhook the cable loop from the air conditioning unit and remove the cable. Pry out the air mode door adjustment cable from the clamp, unhook the cable loop from the air conditioning unit and remove the cable. Pry out the intake door adjustment cable from the clamp, unhook the cable loop from the air conditioning unit and remove the cable. Disconnect the electrical connector and remove the A/C Switch. Installation is the reverse of removal. During installation of the A/C switch assembly, the intake, air mix, and mode door cables should be adjusted to ensure they function properly. For 2012 and later models, remove the heating and air conditioning control panel trim. Remove the air mix door adjustment cable. Remove the air mode door adjustment cable. Remove the intake door adjustment cable. Remove the control unit mounting screws. Remove the heating and air conditioning control unit. Installation is the reverse of removal. During installation of the A/C switch assembly, the intake, air mix, and mode door cables should be adjusted to ensure they function properly. Reconnect the battery and perform the necessary re-learn procedures.