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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| B2410 | Headlight Swivel Motor LH Communication Malfunction | 1. Headlight swivel motor LH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2411 | Headlight Swivel Motor RH Communication Malfunction | 1. Headlight swivel motor RH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2412 | Headlight Swivel Motor LH Malfunction | 1. Headlight swivel motor LH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2413 | Headlight Swivel Motor RH Malfunction | 1. Headlight swivel motor RH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2414 | Steering Position Sensor Malfunction | 1. Steering angle sensor (spiral cable sub-assembly) 2. AFS ECU (headlight swivel ECU assembly) |
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| B2415 | Vehicle Speed Sensor Malfunction | 1. Skid control ECU 2. AFS ECU (headlight swivel ECU assembly) |
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| B2416 | Height Control Sensor Malfunction | w/o Air Suspension System: 1. Rear height control sensor subassembly RH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) w/ Air Suspension System: 1. Air suspension system 2. Harness or connector 3. Suspension control ECU 4. AFS ECU (headlight swivel ECU assembly) |
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| B2417 | Headlight Beam Level Control Motor LH Malfunction | 1. Headlight leveling motor LH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2418 | Headlight Beam Level Control Motor RH Malfunction | 1. Headlight leveling motor RH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B241A | Rear Height Control Sensor | w/o Air Suspension System: 1. Rear height control sensor subassembly RH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) w/ Air Suspension System: 1. Air suspension system 2. Harness or connector 3. Suspension control ECU 4. AFS ECU (headlight swivel ECU assembly) |
|
| B241B | Front Height Control Sensor | 1. Air suspension system 2. Harness or connector 3. Suspension control ECU 4. AFS ECU (headlight swivel ECU assembly) |
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| B2420 | AFS ECU Malfunction | AFS ECU (headlight swivel ECU assembly) | |
| B2424 | Headlight Leveling Motor LH Communication Malfunction | 1. Headlight leveling motor LH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2425 | Headlight Leveling Motor RH Communication Malfunction | 1. Headlight leveling motor RH 2. Harness or connector 3. AFS ECU (headlight swivel ECU assembly) |
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| B2430 | LED Headlight LH Circuit Malfunction | 1. Light control ECU LH 2. Headlight unit LH 3. Power distributor (engine room junction block assembly) 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. Power distributor (engine room junction block assembly) 4. Harness or connector 5. Main Body ECU (multiplex network body ECU) |
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| B2450 | Initialization has not been Performed | AFS ECU (headlight swivel ECU assembly) | |
| B2451 | Vehicle Specifications have not been Stored | AFS ECU (headlight swivel ECU assembly) | |
| B2452 | Height Control Sensor Data Out of Range When Initializing | 1. Vehicle condition when initializing 2. AFS ECU (headlight swivel ECU assembly) |
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| B2453 | Variation Error | AFS ECU (headlight swivel ECU assembly) | |
| U0073 | Control Module Communication Bus Off | CAN communication system | |
| U0101 | Lost Communication With TCM | CAN communication system | |
| U0126 | Lost Communication with Steering Angle Sensor Module | CAN communication system | |
| U0129 | Lost Communication with Skid Control ECU | CAN communication system | |
| U0142 | Lost Communication with Main Body ECU | CAN communication system | |
| U0163 | Lost Communication with Navigation Control Module | CAN communication system | |
| U0182 | Lost Communication with AFS ECU | CAN communication system | |
| U0293 | Lost Communication with HV ECU | CAN communication system | |
| U1000 | Can Communication Failure(Message Registry) | CAN communication system | |
| U1121 | Lost Communication with Driver Seat Module | CAN communication system |