B1315 - Backlighting Non Reflective Controls Illumination Output Circuit Short
- Faulty Body Control Module (BCM)
- Body Control Module (BCM) harness is open or shorted
- Body Control Module (BCM) circuit poor electrical connection
Tech notesB1315:11 Backlighting Non Reflective Controls Illumination Output Circuit Short To Ground
B1315:15 Backlighting Non Reflective Controls Illumination Output Circuit Short To Battery or Open
- Engine Light ON (or Service Engine Soon Warning Light)
B1315 DescriptionWhen the parking lamps are on, the Body Control Module (BCM) provides voltage to the hardwired dimmable illumination sources based on the Steering Column Control Module (SCCM) illumination messages sent to the BCM over the network. A continuous and on-demand Diagnostic Trouble Code (DTC) that sets when the BCM detects a short to ground from the backlighting output circuit. This DTC also sets when fuse has failed or is removed.
B1315 Information for specific makes
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