LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
2003
>>
SC 430
>>
Repair and Diagnosis
>>
Quick Lookups
>>
Wiring Diagrams
>>
System Wiring Diagrams
>>
Body Control Modules
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Body Control Modules
Fig 1: Driver Side J/B ECU Circuit
Fig 2: Front Controller Circuit
Fig 3: Luggage Room J/B ECU Circuit
Fig 4: Passenger Side J/B ECU Circuit