LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Mercedes Benz
>>
1993
>>
300E Base, 3.2
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Controls - Tests W/Codes
>>
On/Off Ratio Identification
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
On/Off Ratio Identification
NOTE:
On/off ratio is not used to diagnose HFM-SFI vehicles.