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Home >> Honda >> 1994 >> Prelude VTEC >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Engine Sensors & Switches >> Manifold Absolute Pressure (Map) Sensor >> Vacuum Test

Vacuum Test

Connect vacuum pump to MAP sensor. The MAP sensor is located at top center of firewall. Apply vacuum. If MAP sensor does not hold vacuum, replace sensor.

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