LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Audi
>>
2000
>>
A4 Base, 1.8 C, Standard
>>
Repair and Diagnosis
>>
Engine Performance
>>
Specifications
>>
Engine Controls - Service & Adjustment Specifications
>>
Fuel System
>>
Idle Speed & Mixture
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Idle Speed & Mixture
NOTE:
Idle speed and mixture (CO content) cannot be adjusted. Idle speed is controlled by the Throttle Valve (TV) control module. Mixture is adjusted by oxygen sensor control.