Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2009 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE CHART
| DTC Code | Detection Item | Trouble Area | See |
|---|---|---|---|
| B1244 | Light Sensor Circuit Malfunction | 1. Automatic light control sensor 2. Wire harness or connector 3. Main body ECU RH (Cowl side junction block RH) |
Refer to DTC B1244: Light Sensor Circuit Malfunction |
| B2412 | Headlight Swivel Motor LH Malfunction | 1. Headlight swivel motor LH (Headlight assembly LH) 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2412: Headlight Swivel Motor LH Malfunction; DTC B2413: Headlight Swivel Motor RH Malfunction |
| B2413 | Headlight Swivel Motor RH Malfunction | 1. Headlight swivel motor RH (Headlight assembly RH) 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2412: Headlight Swivel Motor LH Malfunction; DTC B2413: Headlight Swivel Motor RH Malfunction |
| B2414 | Steering Position Sensor Malfunction | 1. Steering angle sensor 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2414: Steering Position Sensor Malfunction |
| B2415 | Vehicle Speed Sensor Malfunction | 1. Skid control ECU 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2415: Vehicle Speed Sensor Malfunction |
| B2416 | Height Control Sensor Malfunction | 1. Height control sensor 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2416: Height Control Sensor Malfunction |
| B2417 | Headlight Beam Level Control Motor LH Malfunction | 1. Headlight leveling motor LH 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2417: Headlight Beam Level Control Motor LH Malfunction; DTC B2418: Headlight Beam Level Control Motor RH Malfunction |
| B2418 | Headlight Beam Level Control Motor RH Malfunction | 1. Headlight leveling motor RH 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2417: Headlight Beam Level Control Motor LH Malfunction; DTC B2418: Headlight Beam Level Control Motor RH Malfunction |
| B2419 | BEAN Communication Malfunction | 1. Multiplex communication system 2. Wire harness or connector 3. AFS ECU |
Refer to DTC B2419: BEAN Communication Malfunction |
| B2420 | AFS ECU Malfunction | AFS ECU | Refer to DTC B2420: AFS ECU Malfunction |
| B2428 | Vehicle Speed Signal Malfunction | 1. Brake control system 2. AFS ECU |
Refer to DTC B2428: Vehicle Speed Signal Malfunction |