Ignition Systems
NOTE:
For additional information and descriptions, see IGNITION SYSTEMS in THEORY & OPERATION article
Faults in ignition system may set a Diagnostic Trouble Code (DTC). See QUICK TEST in SELF-DIAGNOSTICS - B2300, B2500, B3000, B4000 & TRIBUTE article. If any DTCs are present, perform appropriate system test. If no DTCs are present, check secondary ignition system. See TEST JB under SYSTEM TESTS in SELF-DIAGNOSTICS - B2300, B2500, B3000, B4000 & TRIBUTE article.