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HVAC System DTCS

HVAC SYSTEM DIAGNOSTIC TROUBLE CODE IDENTIFICATION

DTC Item Note
B1430 In-Vehicle (Post Evaporator) Temperature Sensor Circuit Open Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1430 IN-VEHICLE (POST EVAPORATOR) TEMPERATURE SENSOR CIRCUIT OPEN .
B1431 In-Vehicle (Post Evaporator) Temperature Sensor Circuit Short-Circuit Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1431 IN-VEHICLE (POST EVAPORATOR) TEMPERATURE SENSOR CIRCUIT SHORT-CIRCUIT .
B1432 Ambient Temperature Sensor Circuit Open (Air-Conditioner) Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1432 AMBIENT TEMPERATURE SENSOR CIRCUIT OPEN (AIR-CONDITIONER) .
B1433 Ambient Temperature Sensor Circuit Short-Circuit (Air-Conditioner) Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1433 AMBIENT TEMPERATURE SENSOR CIRCUIT SHORT-CIRCUIT (AIR-CONDITIONER) .
B1434 Evaporator Temperature Sensor Circuit Open Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1434 EVAPORATOR TEMPERATURE SENSOR CIRCUIT OPEN .
B1435 Evaporator Temperature Sensor Circuit Short-Circuit Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B1435 EVAPORATOR TEMPERATURE SENSOR CIRCUIT SHORT-CIRCUIT .
B14A1 Sunload Sensor Circuit Low/Open Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14A1 SUNLOAD SENSOR CIRCUIT LOW/OPEN .
B14A2 Sunload Sensor Circuit Short-Circuit Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14A2 SUNLOAD SENSOR CIRCUIT SHORT-CIRCUIT .
B14E1 Air Mix Door Actuator Stepping Motor Circuit Open (Driver) Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E1 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT OPEN (DRIVER) .
B14E2 Air Mix Door Actuator Stepping Motor Circuit Short-Circuit (Driver) Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E2 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT SHORT-CIRCUIT (DRIVER) .
B14E3 Air Mix Door Actuator Stepping Motor Circuit Open (Passenger) Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E3 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT OPEN (PASSENGER) .
B14E4 Air Mix Door Actuator Stepping Motor Circuit Short-Circuit (Passenger) Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E4 AIR MIX DOOR ACTUATOR STEPPING MOTOR CIRCUIT SHORT-CIRCUIT (PASSENGER) .
B14E5 Mode Door Actuator Stepping Motor Circuit Open Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E5 MODE DOOR ACTUATOR STEPPING MOTOR CIRCUIT OPEN .
B14E6 Mode Door Actuator Stepping Motor Circuit Short-Circuit Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E6 MODE DOOR ACTUATOR STEPPING MOTOR CIRCUIT SHORT-CIRCUIT .
B14E9 Intake Door Actuator Circuit Open Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14E9 INTAKE DOOR ACTUATOR CIRCUIT OPEN .
B14EA Intake Door Actuator Circuit Short-Circuit Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14EA INTAKE DOOR ACTUATOR CIRCUIT SHORT-CIRCUIT .
B14EB Intake Door Actuator Stuck Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC B14EB INTAKE DOOR ACTUATOR STUCK .
U0073 Control Module Communication Bus Off Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0073 CONTROL MODULE COMMUNICATION BUS OFF .
U0100 Lost Communication With ECM/PCM "A" Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0100 LOST COMMUNICATION WITH ECM/PCM "A" .
U0101 Lost Communication With TCM Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0101 LOST COMMUNICATION WITH TCM .
U0122 Lost Communication With Vehicle Dynamics Control Module Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE .
U0140 Lost Communication With Body Control Module Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULE .
U0155 Lost Communication With Instrument Panel Cluster (IPC) Control Module Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE .
U0401 Invalid Data Received From ECM/PCM "A" Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0401 INVALID DATA RECEIVED FROM ECM/PCM "A" .
U0402 Invalid Data Received From TCM Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0402 INVALID DATA RECEIVED FROM TCM .
U0416 Invalid Data Received From Vehicle Dynamics Control Module Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE .
U0422 Invalid Data Received From Body Control Module Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE .
U0423 Invalid Data Received From Instrument Panel Cluster Control Module Ref. to HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0423 INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE .
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