TEMPERATURE VALVE ACTUATOR (MTC) - 4 WAY CAV CIRCUIT FUNCTION A Z2 20VT/WT GROUND B F22 20PK/DG FUSED IGNITION SWITCH OUTPUT (RUN) C C67 20DB/RD BLEND AIR DOOR POSITION CONTROL L - http://dto.vftis.com/mopar/connreview/reviewconn.asp?chk=24896xxTEMPERATURE+VALVE+ACTUATOR+(MTC)+-+4+WAY