LIGHTING SYSTEM > DIAGNOSTIC TROUBLE CODE CHART |
| DTC Code | Detection Item | Trouble Area | See page |
| B1244 | Light Sensor Circuit Malfunction | 1. Automatic light control sensor 2. Harness or connector 3. Main body ECU (multiplex network body ECU) |
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| B2430 | LED Headlight LH Circuit Malfunction | 1. Light control ECU LH 2. Headlight unit LH 3. No. 2 integration relay 4. Harness or connector 5. Main body ECU (multiplex network body ECU) |
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| B2431 | LED Headlight RH Circuit Malfunction | 1. Light control ECU RH 2. Headlight unit RH 3. No. 2 integration relay 4. Harness or connector 5. Main body ECU (multiplex network body ECU) |
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| B2416 | Height Control Sensor Malfunction | 1. Rear height control sensor sub-assembly 2. Harness or connector 3. Headlight leveling ECU assembly |
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| B241A | Rear Height Control Sensor | 1. Rear height control sensor sub-assembly 2. Harness or connector 3. Headlight leveling ECU assembly |
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| B2420 | HL AutoLeveling ECU Failure | Headlight leveling ECU assembly |
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| B2450 | Initialization has not been Performed | Headlight leveling ECU assembly |
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| B2451 | Vehicle Specifications have not been Stored | Headlight leveling ECU assembly |
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| B2452 | Height Control Sensor Data Out of Range When Initializing | 1. Vehicle condition when initializing 2. Headlight leveling ECU assembly |
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| B2453 | Variation Error | Headlight leveling ECU assembly |
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