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.
| DTC Code | Detection Item | See page |
|---|---|---|
| B1244 | Light Sensor Circuit Malfunction | |
| B124A*1 | Automatic High Beam Mirror | |
| B124B*1 | Automatic High Beam System | |
| B124C*1 | Automatic High Beam Camera | |
| B124D*1 | Lost Communication with AFS LIN | |
| B2410*2 | Headlight Swivel Motor LH Communication Malfunction | |
| B2411*2 | Headlight Swivel Motor RH Communication Malfunction | |
| B2412*2 | Headlight Swivel Motor LH Malfunction | |
| B2413*2 | Headlight Swivel Motor RH Malfunction | |
| B2414*2 | Steering Position Sensor Malfunction | |
| B2415 | Vehicle Speed Sensor Malfunction | |
| B2416 | Height Control Sensor Malfunction | |
| B2417 | Headlight Beam Level Control Motor LH Malfunction | |
| B2418 | Headlight Beam Level Control Motor RH Malfunction | |
| B241A | Rear Height Control Sensor | |
| B241C*2, *3 | VGRS ECU | |
| B241D*2, *3 | DRS System | |
| B2420 | AFS ECU Malfunction | |
| B2424 | Headlight Leveling Motor LH Communication Malfunction | |
| B2425 | Headlight Leveling Motor RH Communication Malfunction | |
| B2430*4 | LED Headlight LH Circuit Malfunction | |
| B2431*4 | LED Headlight RH Circuit Malfunction | |
| B2432*1 | Lost Communication with Automatic High Beam Sensor | |
| B2450 | Initialization has not been Performed | |
| B2451 | Vehicle Specifications have not been Stored | |
| B2452 | Height Control Sensor Data Out of Range When Initializing | |
| B2453 | Variation Error | |
| B2461*1 | Vehicle Information not written in AHB ECU | |
| U0073 | Control Module Communication Bus Off | |
| U0101 | Lost Communication with TCM | |
| U0125*1 | Lost Communication with Yaw Rate Sensor Module | |
| U0126*2 | Lost Communication with Steering Angle Sensor Module | |
| U0129 | Lost Communication with Skid Control ECU | |
| U0130*2, *3 | Lost Communication with VGRS | |
| U0134*2, *3 | Lost Communication with DRS Module | |
| U0142 | Lost Communication with Main Body ECU | |
| U0293 | Lost Communication with HV ECU | |
| U1000 | CAN Communication Failure (No CAN Message) |
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*1: w/ Automatic High Beam System
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*2: w/ AFS
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*3: w/ Variable Gear Ratio Steering System
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*4: for LED Headlight