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Home >> Honda >> 1985 >> Accord Base, 2D Hatchback, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Feedback Carburetor System >> Trouble Shooting >> Vacuum Switch B

Vacuum Switch B

  1. Disconnect hose number 7 to control box at the vacuum hose manifold. Connect a hand vacuum pump to the hose. Apply vacuum to switch.
  2. Check for continuity between Black/Yellow and Blue/White wires at control box connector. No continuity should be present when a vacuum above 1.2 in. Hg is applied. Continuity should be present when vacuum is released.
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