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Climate Control System

DTC  Description 
B121A An open in the mode control motor circuit
B121B A short in the mode control motor circuit
B1220 A short in the recirculation control motor circuit
B1225 An open in the in-car temperature sensor circuit
B1226 A short in the in-car temperature sensor circuit
B1227 An open in the outside air temperature sensor circuit
B1228 A short in the outside air temperature sensor circuit
B1231 An open in the evaporator temperature sensor circuit
B1232 A short in the evaporator temperature sensor circuit
B1233 An open in the air mix control motor circuit (driver's)
B1234 A short in the air mix control motor circuit (driver's)
B1235 A problem in the air mix control motor circuit, linkage, door, or motor (driver's)
B1236 An open in the passenger's air mix control motor circuit
B1237 A short in the passenger's air mix control motor circuit
B1238 A problem in the passenger's air mix control motor circuit, linkage, door, or motor
B123F Automatic lighting control unit/sunlight sensor error
B1240 A problem in the mode control motor circuit, linkage, door, or motor
B1241 A problem in the blower motor circuit
B2964 Climate control unit lost communication with front panel (climate control switch)
B2967 An open in the humidity sensor circuit
B2968 A short in the humidity sensor circuit
B2983 A problem in the recirculation control motor circuit, linkage, door, or motor
B2986 An open in the recirculation control motor circuit
B2988 A/C compressor variable capacity control solenoid circuit
U1280 Communication bus line error (BUS-OFF)
U1281 Climate control unit lost communication with MICU (body control module)
U128D Climate control unit lost communication with gauge control module (VSP/NE massage)
U1290 Climate control unit lost communication with seat heater control unit (front)