LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Cadillac
>>
1992
>>
Seville Base
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Tests W/Codes
>>
Pcm Code Charts
>>
Pcm Code E042, Left Oxygen (O2) Sensor Lean Signal
>>
Failure Conditions
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Failure Conditions
O2 sensor status stays lean more than 50 seconds.