Symptom Checks

Check the following items:

• Check secondary ignition system. See CIRCUIT TEST JB in appropriate article:

  For 2.5L vehicles, see TESTS W/CODES - 2.5L .

  For 3.0L vehicles, see TESTS W/CODES - 3.0L .

  For 4.0L vehicles, see TESTS W/CODES - 4.0L .

• Check fuel delivery system. See CIRCUIT TEST HC in appropriate TESTS W/CODES article.
• Check exhaust system for restriction. See CIRCUIT TEST HF in appropriate article:

  For 2.5L vehicles, see TESTS W/CODES - 2.5L .

  For 3.0L vehicles, see TESTS W/CODES - 3.0L .

  For 4.0L vehicles, see TESTS W/CODES - 4.0L .

  If no problems are indicated, return to SYMPTOM DIAGNOSIS  to identify any additional symptoms or go to CIRCUIT TEST Z in appropriate TESTS W/CODES article and check for intermittent faults.