Lighting DTCS
LIGHTING DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B1482 | BCM Commanded State Does Not Match The Feedback |
| DTC B2533 | Fog Lamp Enable Circuit Active With Short To Battery Voltage |
| DTC B2552 (Regal Only) | Backup Lamp Relay Control Circuit Short To Ground Or Open |
| DTC B2553 (Regal Only) | Short To Battery In Backup Lamp Relay Control Circuit |
| DTC B2559 | Courtesy Lamp Ground Circuit |
| DTC B2577 | Short To Ground Or Open In Headlamp Relay Control Circuit |
| DTC B2578 | Short To Battery In Headlamp Relay Control Circuit |
| DTC B2587 | Short To Ground Or Open In Park Lamp Relay Control Circuit |
| DTC B2588 | Short To Battery In Park Lamp Relay Control Circuit |
| DTC B2603 | Short To Battery In LF Turn Signal Lamp Supply Voltage/Signal Circuit |
| DTC B2608 | Short To Battery In RF Turn Signal Lamp Supply Voltage/Signal Circuit |
| DTC B2617 | Courtesy Lamp Low Control Circuit Low |
| DTC B2618 | Courtesy Lamp Low Control Circuit High |
| DTC B2647 | Short To Ground In DRL Ambient Light Sensor Signal Circuit |
| DTC B2648 | Ambient Light Sensor Signal Circuit Open Or Shorted To Voltage |