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Home >> Mazda >> 1989 >> B2600i Base >> Repair and Diagnosis >> Engine Performance >> System >> System/Component Tests - CARBURETED >> Fuel System >> Fuel Control (Feedback System) >> Air/Fuel Solenoid Valve

Air/Fuel Solenoid Valve

Warm engine to operating temperature and allow to idle. Connect dwell meter to White check connector, pin No. 1. See Figure . Verify dwell meter reads within 20-70 degree range. Jumper White check connector pin No. 1 to ground. If engine speed does not decrease, clean air/fuel solenoid valve or carburetor. Replace solenoid if necessary.

NOTE: Do not submerge air/fuel solenoid valve in cleaner. Spray with carburetor cleaner and blow with compressed air. Air/fuel solenoid is not available separately. Replace as an assembly with air horn.
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