LIGHTING SYSTEM DIAGNOSTIC TROUBLE CODE CHART

Tech Tips

If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

Lighting System
DTC Code	Detection Item	See page
B241C	VGRS ECU	Click here
B241D	DRS System	Click here
B2420	AFS ECU Malfunction	Click here
B2453	Variation Error	Click here
B2461	Vehicle Information not written in AHB ECU	Click here
B2410	Headlight Swivel Motor LH Communication Malfunction	Click here
B2411	Headlight Swivel Motor RH Communication Malfunction	Click here
B1244	Light Sensor Circuit Malfunction	Click here
B124A	Automatic High Beam Mirror	Click here
B124B	Automatic High Beam System	Click here
B124C	Automatic High Beam Camera	Click here
B124D	Lost Communication with AFS LIN	Click here
B2412	Headlight Swivel Motor LH Malfunction	Click here
B2413	Headlight Swivel Motor RH Malfunction	Click here
B2414	Steering Position Sensor Malfunction	Click here
B2415	Vehicle Speed Sensor Malfunction	Click here
B2416	Height Control Sensor Malfunction	Click here
B2417	Headlight Beam Level Control Motor LH Malfunction	Click here
B2418	Headlight Beam Level Control Motor RH Malfunction	Click here
B241A	Rear Height Control Sensor	Click here
B2424	Headlight Leveling Motor LH Communication Malfunction	Click here
B2425	Headlight Leveling Motor RH Communication Malfunction	Click here
B2432	Lost Communication with Automatic High Beam Sensor	Click here
B2450	Initialization has not been Performed	Click here
B2451	Vehicle Specifications have not been Stored	Click here
B2452	Height Control Sensor Data Out of Range When Initializing	Click here
U0073	Control Module Communication Bus Off	Click here
U0100	Lost Communication with ECM / PCM "A"	Click here
U0101	Lost Communication with TCM	Click here
U0125	Lost Communication with Yaw Rate Sensor Module	Click here
U0126	Lost Communication with Steering Angle Sensor Module	Click here
U0129	Lost Communication with Skid Control ECU	Click here
U0130	Lost Communication with VGRS	Click here
U0134	Lost Communication with DRS Module	Click here
U0142	Lost Communication with Main Body ECU	Click here
U1000	CAN Communication Failure (No CAN Message)	Click here