DTC B108A, B108B, B108C, B108D, B108E, B108F, B1090, B1091, B1092

DTC B108A  : Right Side Parking Light Circuit Shorted

DTC B108B  : Left Side Parking Light Circuit Shorted

DTC B108C  : Right Side Head Light Low Beam Circuit Shorted

DTC B108D  : Left Side Head Light Low Beam Circuit Shorted

DTC B108E  : Right Side Head Light High Beam Circuit Shorted

DTC B108F  : Left Side Head Light High Beam Circuit Shorted

DTC B1090  : Illumination Circuit Shorted

DTC B1091  : DRL Circuit Shorted

DTC B1092  : Interior Light Cut Circuit Shorted

NOTE: 

• If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A .
• These DTC is stored when the relay control module detects ground fault of the harness and controls the circuit in a cutoff state inside the relay control module.

DTC (Relay Control Module)

1. Problem verification

   -1. Clear the DTCs with the HDS.

   -2. Turn the vehicle to the OFF (LOCK) mode and then the ON mode.

   -3. Check for DTCs with the HDS.

   DTC Description	DTC
   B108A Right Side Parking Light Circuit Shorted
   B108B Left Side Parking Light Circuit Shorted
   B108C Right Side Head Light Low Beam Circuit Shorted
   B108D Left Side Head Light Low Beam Circuit Shorted
   B108E Right Side Head Light High Beam Circuit Shorted
   B108F Left Side Head Light High Beam Circuit Shorted
   B1090 Illumination Circuit Shorted
   B1091 DRL Circuit Shorted
   B1092 Interior Light Cut Circuit Shorted

   Are any DTCs indicated?

   YES 

   Refer to the DTC shown on the display, then repair a short to body ground in the wire based on the instructions (see table), or replace the relay control module .

   DTC	Operation for failure wire
   B108A	PARKING_R
   B108B	PARKING_L
   B108C	R_H/L_LO
   B108D	L_H/L_LO
   B108E	R_H/L_HI
   B108F	L_H/L_HI
   B1090	ILLUMI+
   B1091	DRL_RLY_OUT, DRL_RLY_OUT2
   B1092	INTR_LT_CUT_RLY_OUT1, INTR_LT_CUT_RLY_OUT2

   NO 

   Intermittent failure, the system is OK at this time. Check for loose or poor connections.