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HVAC System DTCS

HVAC SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Item Description
B1430 Room Temperature Sensor Circuit Wire Break <Ref. to DTC B1430 ROOM TEMPERATURE SENSOR CIRCUIT WIRE BREAK , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B1431 Room Temperature Sensor Circuit Short-Circuit <Ref. to DTC B1431 ROOM TEMPERATURE SENSOR CIRCUIT SHORT-CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B1432 Outside Air Sensor Circuit Wire Break (Air-Conditioning) <Ref. to DTC B1432 OUTSIDE AIR SENSOR CIRCUIT WIRE BREAK (AIR-CONDITIONING) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B1433 Outside Air Sensor Circuit Short-Circuit (Air-Conditioning) <Ref. to DTC B1433 OUTSIDE AIR SENSOR CIRCUIT SHORT-CIRCUIT (AIR-CONDITIONING) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B1434 Ambient Temperature Sensor Circuit Wire Break <Ref. to DTC B1434 AMBIENT TEMPERATURE SENSOR CIRCUIT WIRE BREAK , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B1435 Evaporator Sensor Circuit Short-Circuit <Ref. to DTC B1435 EVAPORATOR SENSOR CIRCUIT SHORT-CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14A1 Sunload Sensor Circuit Open <Ref. to DTC B14A1 SUNLOAD SENSOR CIRCUIT OPEN , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14A2 Sunload Sensor Circuit Short <Ref. to DTC B14A2 SUNLOAD SENSOR CIRCUIT SHORT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E1 Air Mix Door Actuator Stepping Motor Circuit Wire Break (Driver's Seat) <Ref. to DTC B14E1 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT WIRE BREAK (DRIVER'S SEAT) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E2 Air Mix Door Actuator Stepping Motor Circuit Short-Circuit (Driver's Seat) <Ref. to DTC B14E2 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT SHORT-CIRCUIT (DRIVER'S SEAT) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E3 Air Mix Door Actuator Stepping Motor Circuit Wire Break (Passenger's Seat) <Ref. to DTC B14E3 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT WIRE BREAK (PASSENGER'S SEAT) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E4 Air Mix Door Actuator Stepping Motor Circuit Short-Circuit (Passenger's Seat) <Ref. to DTC B14E4 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT SHORT-CIRCUIT (PASSENGER'S SEAT) , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E5 Mode Door Actuator Stepping Motor Circuit Wire Break <Ref. to DTC B14E5 MODE DOOR ACTUATOR STEPPING MOTOR CIRCUIT WIRE BREAK , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E6 Mode Door Actuator Stepping Motor Circuit Short-Circuit <Ref. to DTC B14E6 MODE DOOR ACTUATOR STEPPING MOTOR CIRCUIT SHORT-CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14E9 Intake Door Actuator Potentiometer Circuit Wire Break <Ref. to DTC B14E9 INTAKE DOOR ACTUATOR POTENTIOMETER CIRCUIT WIRE BREAK , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14EA Intake Door Actuator Potentiometer Circuit Short-Circuit <Ref. to DTC B14EA INTAKE DOOR ACTUATOR POTENTIOMETER CIRCUIT SHORT-CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
B14EB Intake Door Actuator Lock <Ref. to DTC B14EB INTAKE DOOR ACTUATOR LOCK , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0073 Control Module Communication Bus Off <Ref. to DTC U0073 CONTROL MODULE COMMUNICATION BUS OFF , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0100 Lost Communication With ECM/PCM "A" <Ref. to DTC U0100 LOST COMMUNICATION WITH ECM/PCM "A" , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0101 Lost Communication With TCM <Ref. to DTC U0101 LOST COMMUNICATION WITH TCM , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0122 Lost Communication With Vehicle Dynamics Control Module <Ref. to DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0140 Lost Communication With Body Control Module <Ref. to DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module <Ref. to DTC U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0401 Invalid Data Received From ECM/PCM "A" <Ref. to DTC U0401 INVALID DATA RECEIVED FROM ECM/PCM "A" , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0402 Invalid Data Received From TCM <Ref. to DTC U0402 INVALID DATA RECEIVED FROM TCM , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0416 Invalid Data Received From Vehicle Dynamics Control Module <Ref. to DTC U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0422 Invalid Data Received From Body Control Module <Ref. to DTC U0422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
U0423 Invalid Data Received From Instrument Panel Cluster Control Module <Ref. to DTC U0423 INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>