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Home >> Hyundai >> 1996 >> Accent Base, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Tests >> DTC P0300 - Random Misfire Detected
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DTC P0300 - Random Misfire Detected

  1. Install scan tool. Start engine and check if DTC P0300 is present. If DTC is present, go to next step. If DTC is not present, problem is intermittent.
  2. Check ignition system to all cylinders. See BASIC TESTING article. Repair as necessary. If ignition system is okay, go to next step.
  3. Check each fuel injector for proper operation. See BASIC TESTING article. Clean or replace as necessary. If injectors are okay, clear DTC. See CLEARING DTC(S)  . Retest system. If DTC resets, replace ECM.
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