HVAC Module DTC Chart
HVAC MODULE DIAGNOSTIC TROUBLE CODE CHART
| DTC | Description | Action to Take |
|---|---|---|
| B1081:07 | Left Temperature Damper Motor: Mechanical Failures | Go To PINPOINT TEST O . |
| B1081:11 | Left Temperature Damper Motor: Circuit Short to Ground | Go To PINPOINT TEST O . |
| B1081:12 | Left Temperature Damper Motor: Circuit Short to Battery | Go To PINPOINT TEST O . |
| B1081:13 | Left Temperature Damper Motor: Circuit Open | Go To PINPOINT TEST O . |
| B1082:07 | Right Temperature Damper Motor: Mechanical Failures | Go To PINPOINT TEST O . |
| B1082:11 | Right Temperature Damper Motor: Circuit Short to Ground | Go To PINPOINT TEST O . |
| B1082:12 | Right Temperature Damper Motor: Circuit Short to Battery | Go To PINPOINT TEST O . |
| B1082:13 | Right Temperature Damper Motor: Circuit Open | Go To PINPOINT TEST O . |
| B1083:07 | Recirculation Damper Motor: Mechanical Failures | Go To PINPOINT TEST I . |
| B1083:11 | Recirculation Damper Motor: Circuit Short to Ground | Go To PINPOINT TEST I . |
| B1083:12 | Recirculation Damper Motor: Circuit Short to Battery | Go To PINPOINT TEST I . |
| B1083:13 | Recirculation Damper Motor: Circuit Open | Go To PINPOINT TEST I . |
| B1086:07 | Air Distribution Damper Motor:Mechanical Failures | Go To PINPOINT TEST J . |
| B1086:11 | Air Distribution Damper Motor: Circuit Short to Ground | Go To PINPOINT TEST J . |
| B14086:12 | Air Distribution Damper Motor: Circuit Short to Battery | Go To PINPOINT TEST J . |
| B1086:13 | Air Distribution Damper Motor: Circuit Open | Go To PINPOINT TEST J . |
| B10AF:12 | Blower Fan Relay: Circuit Short to Battery | Go To PINPOINT TEST P . |
| B10AF:14 | Blower Fan Relay: Circuit Short to Ground or Open | Go To PINPOINT TEST P . |
| B10B8:00 | Push Buttons: No Sub Type Information | Button held too long may set DTC. ATTEMPT to clean buttons. CLEAR the DTCs. REPEAT the self-test. If code returns, INSTALL a new HVAC module. REFER to CLIMATE CONTROL . |
| B10B9:12 | Blower Control: Circuit Short to Battery | Go To PINPOINT TEST Q . |
| B10B9:14 | Blower Control: Circuit Short to Ground or Open | Go To PINPOINT TEST P . |
| B11E5:11 | Left HVAC Damper Position Sensor: Circuit Short to Ground | Go To PINPOINT TEST O . |
| B11E5:15 | Left HVAC Damper Position Sensor: Circuit Short to Battery or Open | Go To PINPOINT TEST O . |
| B11E6:11 | Right HVAC Damper Position Sensor: Circuit Short to Ground | Go To PINPOINT TEST O . |
| B11E6:15 | Right HVAC Damper Position Sensor: Circuit Short to Battery or Open | Go To PINPOINT TEST O . |
| B11E7:11 | Air Distribution Damper Position Sensor: Circuit Short to Ground | Go To PINPOINT TEST J . |
| B11E7:15 | Air Distribution Damper Position Sensor: Circuit Short to Battery or Open | Go To PINPOINT TEST J . |
| B11F0:11 | Air Intake Damper Position Sensor: Circuit Short to Ground | Go To PINPOINT TEST I . |
| B11F0:15 | Air Intake Damper Position Sensor: Circuit Short to Battery or Open | Go To PINPOINT TEST I . |
| B1A61:11 | Cabin Temperature Sensor Circuit Open: Circuit Short to Ground | Go To PINPOINT TEST D . |
| B1A61:13 | Cabin Temperature Sensor Circuit Open: Circuit Open | Go To PINPOINT TEST D . |
| B1A63:11 | Right Solar Sensor: Circuit Short to Ground | Go To PINPOINT TEST F . |
| B1A63:13 | Right Solar Sensor: Circuit Open | Go To PINPOINT TEST F . |
| B1A64:11 | Left Solar Sensor: Circuit Short to Ground | Go To PINPOINT TEST F . |
| B1A64:13 | Left Solar Sensor: Circuit Open | Go To PINPOINT TEST F . |
| B1A68:11 | Ambient Temperature Sensor: Circuit Short to Ground | Go To PINPOINT TEST E . |
| B1A68:13 | Ambient Temperature Sensor: Circuit Open | Go To PINPOINT TEST E . |
| B1B71:11 | Evaporator Temperature Sensor: Circuit Short to Ground | Go To PINPOINT TEST G . |
| B1B71:13 | Evaporator Temperature Sensor: Circuit Open | Go To PINPOINT TEST G . |
| C1B14:11 | Sensor Supply Voltage A: Circuit Short to Ground | Go To PINPOINT TEST C . |
| C1B14:12 | Sensor Supply Voltage A: Circuit Short to Battery | Go To PINPOINT TEST C . |
| U0010:88 | Medium Speed CAN Communication Bus: Bus Off | REFER to MODULE COMMUNICATIONS NETWORK to diagnose lost communication with the Front Controls Interface Module (FCIM). |
| U3000:41 | Control Module: General Checksum Failure | INSTALL a new HVAC module. REFER to CLIMATE CONTROL . |
| U3000:55 | Control Module: Not Configured | INSTALL a new HVAC module. REFER to CLIMATE CONTROL . |
| U3006:1A | Control Module Input Power "A": Circuit Voltage Below Threshold | Go To PINPOINT TEST R . |
| U3006:1B | Control Module Input Power "A": Circuit Voltage Above Threshold | Go To PINPOINT TEST R . |
| All Other DTCs | - | REFER to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES . |