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Home >> Mazda >> 1991 >> B2200 Base, 2D Pickup Extra Cab, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - CARBURETED >> Deceleration Control Emission Systems & Sub-Systems >> Coasting Richer Solenoid Valve
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Coasting Richer Solenoid Valve

Run engine at idle. Using a jumper wire, ground terminal "H" (Brown/Black wire) of coasting richer solenoid carburetor connector. See Figure . Verify engine speed increases.

COASTING RICHER SYSTEM RPM/VOLTAGE

RPM Volts
2500 or More Approx. 12 Volts
2500-1400 Less Than 1.5 Volts
1400 or Less Approx. 12 Volts