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Lighting DTCS

LIGHTING DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC  DEFINITION
DTC B0951 Problem With LED Dimming Signal Circuit
DTC B1480 Reading Or Both Visor Vanity Mirror Lamps Remain Illuminated For More Than 20 Minutes
DTC B2527 Front Fog Lamp Switch Signal Circuit Is Shorted To Ground
DTC B2530 Front Fog Lamp Switch Command And Front Fog Lamp Relay Control Circuit Is Shorted
DTC B2550 Backup Lamp Request Signal And Backup Lamp Supply Voltage Circuit Is Open Or Shorted
DTC B2575 Low Beam Headlamp Driver Module Control Circuit Is Open Or Shorted
DTC B2580 High Beam Headlamp Relay Control Circuit Is Shorted Or Open
DTC B2585 Park Lamp Relay Control Circuit Is Shorted Or Open
DTC B2610 Instrument Panel Lamps Dimming Control Circuit Is Shorted Or Open
DTC B2615 Courtesy Lamp Supply Voltage Circuit Is Shorted Or Open
DTC B2620 Incorrect Reference Voltage
DTC B2625 Instrument Panel Lamps Dimming Control Circuit Is Shorted To Ground
DTC B2645 Incorrect Ambient Light Sensor Signal Voltage
DTC B3801 Instrument Panel Dimmer Switch Signal Is Greater Than 1 Volt & Courtesy Lamp ON Request Signal From The Courtesy Lamp Switch
DTC B3802 Headlamps ON Signal Request Without A Park Lamp ON Signal Request From Headlamp Switch