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Home >> Porsche >> 1985 >> 928 Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Ignition System - BOSCH EZF >> Testing >> Ignition System Tests >> Poor Engine Performance
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Poor Engine Performance

  1. Perform GROUND POINTS & CONNECTOR/TERMINAL TEST  and SPEED/REFERENCE MARK SENSOR TEST  .
  2. Perform LOAD SENSOR TEST , TEMPERATURE SENSOR I TEST , and THROTTLE SWITCH - IDLE CONTACT TEST  .
  3. Perform THROTTLE SWITCH - FULL THROTTLE TEST , EZF IGNITION SYSTEM OUTPUT TESTS , and OCTANE LOOP TEST  .