LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
2003
>>
SC 430
>>
Repair and Diagnosis
>>
General Information
>>
DTC Index
>>
Lighting System DTCS
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Lighting System DTCS
LIGHTING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
DTC
Description
B1244
LIGHT SENSOR CIRCUIT MALFUNCTION
B1268
BACK UP COMMUNICATION BUS MALFUNCTION
B2402
TRANSISTOR RELAY OVERHEAD MALFUNCTION
B2403