Diagnostic Trouble Code Chart

WARNING: This page is about a different car, the 2007 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

Lighting System

DIAGNOSTIC TROUBLE CODE CHART

DTC Code	Detection Item	Trouble Area
B1244	Light Sensor Circuit Malfunction	Automatic light control sensor Harness or connector Main body ECU (Instrument panel J/B)
B2410	Headlight Swivel Motor LH Communication Malfunction	Headlight swivel motor LH Harness or connector AFS ECU
B2411	Headlight Swivel Motor RH Communication Malfunction	Headlight swivel motor RH Harness or connector AFS ECU
B2412	Headlight Swivel Motor LH Malfunction	Headlight swivel motor LH Harness or connector AFS ECU
B2413	Headlight Swivel Motor RH Malfunction	Headlight swivel motor RH Harness or connector AFS ECU
B2414	Steering Position Sensor Malfunction	Steering angle sensor AFS ECU
B2415	Vehicle Speed Sensor Malfunction	Skid control ECU AFS ECU
B2416	Height Control Sensor Malfunction	Rear height control sensor Harness or connector AFS ECU
B2417	Headlight Beam Level Control Motor LH Malfunction	Headlight leveling motor LH Harness or connector AFS ECU
B2418	Headlight Beam Level Control Motor RH Malfunction	Headlight leveling motor RH Harness or connector AFS ECU
B2420	AFS ECU Malfunction	AFS ECU
B2424	Headlight Leveling Motor LH Communication Malfunction	Headlight leveling motor LH Harness or connector AFS ECU
B2425	Headlight Leveling Motor RH Communication Malfunction	Headlight leveling motor RH Harness or connector AFS ECU
B2427	CAN Communication Malfunction	CAN communication system AFS ECU