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Climate Control DTCS

DTC (Temperature Indicator Segments) DTC Detection Item
05 B1227 An open in the outside air temperature sensor circuit
06 B1228 A short in the outside air temperature sensor circuit
09 B1231 An open in the evaporator temperature sensor circuit
0A B1232 A short in the evaporator temperature sensor circuit
17 B123F Automatic lighting control unit/sunlight sensor error
40 B1233 An open in the air mix control motor circuit (driver's)
41 B1234 A short in the air mix control motor circuit (driver's)

*: With front seat heater

DTC (Temperature Indicator Segments) DTC Detection Item
42 B1235 A problem in the air mix control motor circuit, linkage, door, or motor (driver's)
43 B1236 An open in the passenger's air mix control motor circuit
44 B1237 A short in the passenger's air mix control motor circuit
45 B1238 A problem in the passenger's air mix control motor circuit, linkage, door, or motor
49 B121A An open in the mode control motor circuit
4A B121B A short in the mode control motor circuit
4b B1240 A problem in the mode control motor circuit, linkage, door, or motor
55 B2986 An open in the recirculation control motor circuit
56 B1220 A Short in the recirculation control motor circuit
57 B2983 A problem in the recirculation control motor circuit, linkage, door, or motor
59 B1241 A problem in the blower motor circuit
61 B2988 A problem in the A/C compressor variable capacity control solenoid circuit
80 U1280 Communication bus line error (BUS-OFF)
83 U128D Climate Control Unit Lost communication with gauge control module
89 B121D Humidity/in-car temperature sensor communication error
8A B120A Climate Control Unit LIN Communication Bus Line Error
8F * U1290 Climate Control Unit Lost Communication With Seat Heater Control Unit
91 U1281 Climate Control Unit Lost Communication with MICU (body control module)
93 B2964 Climate control unit lost communication with Front PANEL
C0 --- Climate control unit internal error
Cd --- Unknown sunlight sensor type

*: With front seat heater