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Home >> Mazda >> 1989 >> B2600i Base >> Repair and Diagnosis >> Engine Performance >> System >> System/Component Tests - CARBURETED >> Emission Systems & Sub-Systems >> Deceleration Control System >> Coasting Richer Solenoid Valve

Coasting Richer Solenoid Valve

Run engine at idle. Ground "H" terminal "Brown/Black" wire of coasting richer solenoid carburetor connector. See Figure . Verify engine speed increases.

COASTING RICHER SYSTEM RPM/VOLTAGE

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