LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Lexus
>>
1990
>>
LS 400
>>
Repair and Diagnosis
>>
Engine Performance
>>
Testing & Diagnosis
>>
Engine Controls - System/Component Tests
>>
Computerized Engine Controls
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Computerized Engine Controls
CAUTION:
DO NOT touch ECU terminals. Use care when removing ECU connectors as they are easily damaged.