Stop engine. Disconnect the crankcase breather hose. Disconnect the vacuum hose going to the adsorber. Connect an ammeter in series with the electro-hydraulic pressure regulator.
Turn on the ignition. Start the engine. Remove the plug of the air mixture quality adjusting screw located between the fuel dispenser and the air flow meter. and using a hexagonal socket wrench for socket screws, turn the adjusting screw so that the ammeter reads within 2-3 A.
Install a new plug on the mixture adjustment screw.
Warning. When adjusting the CO content, do not press the key, do not increase the crankshaft speed if the key is inserted into the screw head. After each adjustment operation, remove the adjusting key and briefly increase the crankshaft speed before taking readings of the control current on the ammeter.
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