Automatic HVAC DTCS
AUTOMATIC HVAC DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| B10AC | RIGHT BLEND DOOR CONTROL CIRCUIT OPEN (ATC) |
| B10AD | RIGHT BLEND DOOR TRAVEL TOO SMALL (ATC) |
| B10AE | RIGHT BLEND DOOR TRAVEL TOO LARGE (ATC) |
| B10AF | RIGHT BLEND DOOR ACTUATOR PERFORMANCE (ATC) |
| B10A2 | LEFT BLEND DOOR CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B10A5 | LEFT BLEND DOOR CONTROL CIRCUIT OPEN (ATC) |
| B10A6 | LEFT BLEND DOOR TRAVEL TOO SMALL (ATC) |
| B10A7 | LEFT BLEND DOOR TRAVEL TOO LARGE (ATC) |
| B10A8 | LEFT BLEND DOOR ACTUATOR PERFORMANCE (ATC) |
| B10A9 | RIGHT BLEND DOOR CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B10B2 | A/C COOL DOWN TEST PERFORMANCE (ATC) |
| B10B4 | CABIN HEATER 1 CONTROL CIRCUIT LOW (FCM) |
| B10B5 | CABIN HEATER 1 CONTROL CIRCUIT HIGH (FCM) |
| B10B6 | CABIN HEATER 1 CONTROL CIRCUIT OPEN (FCM) |
| B10B8 | CABIN HEATER 2 CONTROL CIRCUIT LOW (FCM) |
| B10B9 | CABIN HEATER 2 CONTROL CIRCUIT HIGH (FCM) |
| B10BA | CABIN HEATER 2 CONTROL CIRCUIT OPEN (FCM) |
| B100A | RECIRCULATION SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B105B | RECIRCULATION DOOR CONTROL CIRCUIT OPEN (ATC) |
| B105C | RECIRCULATION DOOR TRAVEL RANGE TOO SMALL (ATC) |
| B105D | RECIRCULATION DOOR TRAVEL RANGE TOO LARGE (ATC) |
| B106B | REAR DEFROST CONTROL CIRCUIT LOW (ATC) |
| B106C | REAR DEFROST CONTROL CIRCUIT HIGH (ATC) |
| B1001 | A/C SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B1016 | REAR DEFROST SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B1031 | EVAPORATOR FIN TEMPERATURE SENSOR CIRCUIT LOW (ATC) |
| B1032 | EVAPORATOR FIN TEMPERATURE SENSOR CIRCUIT HIGH (ATC) |
| B1034 | INFRARED TEMPERATURE SENSOR INPUT CIRCUIT LOW (ATC) |
| B1035 | INFRARED TEMPERATURE SENSOR INPUT CIRCUIT HIGH (ATC) |
| B1040 | PANEL MODE DOOR 1 CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B1043 | PANEL MODE DOOR 1 CONTROL CIRCUIT OPEN (ATC) |
| B1044 | PANEL MODE DOOR 1 TRAVEL RANGE TOO SMALL (ATC) |
| B1045 | PANEL MODE DOOR 1 TRAVEL RANGE TOO LARGE (ATC) |
| B1058 | RECIRCULATION DOOR CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B1082 | HVAC MUX CIRCUIT LOW |
| B1083 | HVAC MUX CIRCUIT HIGH |
| B1601 | LEFT SOLAR SENSOR CIRCUIT LOW (ATC) |
| B1602 | LEFT SOLAR SENSOR CIRCUIT HIGH (ATC) |
| B1604 | RIGHT SOLAR SENSOR CIRCUIT LOW (ATC) |
| B1605 | RIGHT SOLAR SENSOR CIRCUIT HIGH (ATC) |
| B1610 | AMBIENT LIGHT SENSOR INPUT CIRCUIT LOW (ATC) |
| B1611 | AMBIENT LIGHT SENSOR INPUT CIRCUIT HIGH (ATC) |
| U0019 | CAN B BUS (ATC) |
| U0141 | LOST COMMUNICATION WITH FRONT CONTROL MODULE (ATC) |
| U0151 | LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) (ATC) |
| U0154 | LOST COMMUNICATION WITH OCCUPANT CLASSIFICATION MODULE (ATC) |
| U0155 | LOST COMMUNICATION WITH CLUSTER/CCN (ATC) |
| U0156 | LOST COMMUNICATION WITH EOM (ATC) |
| U0159 | LOST COMMUNICATION WITH PARKING ASSIST CONTROL MODULE (ATC) |
| U0168 | LOST COMMUNICATION WITH VEHICLE SECURITY CONTROL MODULE (SKREEM/WCM) (ATC) |
| U0169 | LOST COMMUNICATION WITH SUNROOF CONTROL MODULE (ATC) |
| U0181 | LOST COMMUNICATION WITH HEADLAMP LEVELING TRANSLATOR (ATC) |
| U0184 | LOST COMMUNICATION WITH RADIO (ATC) |
| U0186 | LOST COMMUNICATION WITH AUDIO AMPLIFIER (ATC) |
| U0195 | LOST COMMUNICATION WITH SDARS (ATC) |
| U0196 | LOST COMMUNICATION WITH VEHICLE ENTERTAINMENT CONTROL MODULE (ATC) |
| U0197 | LOST COMMUNICATION WITH HANDS FREE PHONE MODULE (ATC) |
| U0199 | LOST COMMUNICATION WITH DRIVER DOOR MODULE (ATC) |
| U0200 | LOST COMMUNICATION WITH PASSENGER DOOR MODULE (ATC) |
| U0208 | LOST COMMUNICATION WITH HEATED SEAT CONTROL MODULE (ATC) |
| U0209 | LOST COMMUNICATION WITH MEMORY SEAT CONTROL MODULE (ATC) |
| U0212 | LOST COMMUNICATION WITH SCCM - CAN-B (ATC) |
| U0231 | LOST COMMUNICATION WITH RAIN SENSING MODULE (ATC) |