Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2010 Lexus GS 450h. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details code, refer to the "See" below.
LIGHTING SYSTEM
| DTC No. | Detection Item | Trouble Area | See |
|---|---|---|---|
| B1244 | Light Sensor Circuit Malfunction | - Automatic light control sensor - Wire harness - Main body ECU RH |
Refer to DTC B1244: Light Sensor Circuit Malfunction |
| B2402 | Transistor Relay Overload Malfunction | - Rear multiplex network ECU - Wire harness |
Refer to DTC B2402: Transistor Relay Overload Malfunction |
| B2412 | Headlight Swivel Motor LH Malfunction | - Headlight swivel actuator LH - Wire harness - AFS ECU |
Refer to DTC B2412: Headlight Swivel Motor LH Malfunction; DTC B2413: Headlight Swivel Motor RH Malfunction |
| B2413 | Headlight Swivel Motor RH Malfunction | - Headlight swivel actuator RH - Wire Harness - AFS ECU |
Refer to DTC B2412: Headlight Swivel Motor LH Malfunction; DTC B2413: Headlight Swivel Motor RH Malfunction |
| B2414 | Steering Position Sensor Malfunction | - Steering control ECU - Wire harness - AFS ECU |
Refer to DTC B2414: Steering Position Sensor Malfunction |
| B2415 | Vehicle Speed Sensor Malfunction | - Skid control ECU - Wire harness - AFS ECU |
Refer to DTC B2415: Vehicle Speed Sensor Malfunction |
| B2416 | Height Control Sensor Malfunction | - Height control sensor - Wire harness - AFS ECU |
Refer to DTC B2416: Height Control Sensor Malfunction |
| B2417 | Headlight Beam Level Control Motor LH Malfunction | - Headlight beam level control motor LH - Wire harness - 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 | - Headlight beam level control motor RH - Wire harness - 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 | - Multiplex communication system - Wire harness - AFS ECU |
Refer to DTC B2419: BEAN Communication Malfunction |
| B2420 | AFS ECU Malfunction | - AFS ECU | Refer to DTC B2420: AFS ECU Malfunction |