Passat L4-1984cc 2.0L DOHC (9A) (1990)
Air/Fuel Mixture: Specifications
AIR/FUEL RATIO
Adjustment specification [1] ...................................................................................................................................................................................... 0.7%
Checking limits .................................................................................................................................................................................................. 0.3 - 1.1%
[1] Ignition timing, idle speed and CO need to be adjusted together to prevent driveablity problems.