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Home >> Porsche >> 1985 >> 928 Automatic >> Repair and Diagnosis >> Engine Performance >> Ignition System - BOSCH EZF >> Testing >> Ignition System Tests >> Engine Hesitation
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Engine Hesitation

  1. Perform GROUND POINTS & CONNECTOR/TERMINAL TEST  and EZF IGNITION CONTROL UNIT POWER SUPPLY TEST  .
  2. Perform SPEED/REFERENCE MARK SENSOR TEST , LOAD SENSOR TEST , THROTTLE SWITCH - IDLE CONTACT TEST , and EZF IGNITION SYSTEM OUTPUT TESTS  .
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