Passat L4-1984cc 2.0L DOHC (9A) (1990)
/Page-979001.png)
Air Flow Meter/Sensor: Locations
CO Adjustment Screw
CIS-E CO Adjustment Screw
The CO Adjustment Screw is located between the air flow sensor and the fuel distributor. It can only be reached and adjusted after removing the
anti-tampering plug in the top of the air flow sensor housing.
