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Courtesy And Reading Lamp Circuits

WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
CONDITION POSSIBLE CAUSES CORRECTION
A SINGLE LAMP IN THE COURTESY LAMP CIRCUIT DOES NOT ILLUMINATE 1. Ineffective or missing bulb (except LED lamps). 1. Test and replace the courtesy lamp bulb if required.
2. Ineffective lamp switch. 2. Test and replace a dome lamp switch, dome/reading lamp switch, glove box lamp switch or vanity lamp switch if required.
3. Ineffective ground circuit. 3. Test and repair the open ground circuit if required.
4. Ineffective feed circuit. 4. Test and repair the open feed circuit if required.
ALL LAMPS IN THE COURTESY LAMP CIRCUIT DO NOT ILLUMINATE 1. Courtesy DEFEAT feature turned ON. 1. Turn courtesy DEFEAT feature OFF.
2. Ineffective ground circuit. 2. Test and repair the open ground circuit if required.
3. Ineffective or missing fuse. 3. Test and replace the fuse if required.
4. Ineffective courtesy lamp control circuit. 4. Test and repair the courtesy lamp control circuit if required.
5. Ineffective dimmer module. 5. Test and replace the dimmer module if required.
6. Ineffective BCM inputs or outputs. 6. Use a diagnostic scan tool and the appropriate diagnostic information for further BCM diagnosis.
A SINGLE LAMP IN THE COURTESY LAMP CIRCUIT DOES NOT EXTINGUISH 1. Ineffective lamp switch. 1. Test and replace a dome/reading lamp switch, glove box lamp switch or vanity lamp switch if required.
ALL LAMPS IN THE COURTESY LAMP CIRCUIT DO NOT EXTINGUISH 1. Ineffective ajar switch. 1. Test and replace a door ajar or liftgate ajar switch if required.
2. Ineffective ajar switch sense circuit. 2. Test and repair the shorted ajar switch sense circuit if required.
3. Ineffective dimmer module. 3. Test and replace the dimmer module if required.
4. Ineffective BCM inputs or outputs. 4. Use a diagnostic scan tool and the appropriate diagnostic information for further BCM diagnosis.
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