Ignition System: Technical Service Bulletins

• Customer Interest
  • Underhood Fuse Box - Poor Connections/Driveability
  • Engine - Hard Starting When Cold
    • Overview
    • Engine Cranking
    • Fuel System / Quality-Check Procedure
    • Battery Testing
    • Alternator Output Testing
    • Ignition System
    • Check Idle Air Control Valve (IACV) Housing
    • Base Idle Setting
  • Ignition System - Misfire at High Engine Speeds
  • Ignition Module - Engine No Start/Poor Start
    • Overview
    • Procedure
  • Crankshaft Position Sensor - Loose
  • CKP Sensor/Heat Shield - Revised Tightening Bolts
  • Ignition System - Hard Start/Rough Running/Misfire Codes
  • Ignition Timing - Poor Engine Performance
• By Symptom
  • Customer Interest
    • Underhood Fuse Box - Poor Connections/Driveability
    • Engine - Hard Starting When Cold
      • Overview
      • Engine Cranking
      • Fuel System / Quality-Check Procedure
      • Battery Testing
      • Alternator Output Testing
      • Ignition System
      • Check Idle Air Control Valve (IACV) Housing
      • Base Idle Setting
    • Ignition System - Misfire at High Engine Speeds
    • Ignition Module - Engine No Start/Poor Start
      • Overview
      • Procedure
    • Crankshaft Position Sensor - Loose
    • CKP Sensor/Heat Shield - Revised Tightening Bolts
    • Ignition System - Hard Start/Rough Running/Misfire Codes
    • Ignition Timing - Poor Engine Performance
  • Driveability
    • Ignition System - Hard Start/Rough Running/Misfire Codes
  • Loose
    • Crankshaft Position Sensor - Loose
  • Starting problems
    • Underhood Fuse Box - Poor Connections/Driveability
    • Engine - Hard Starting When Cold
      • Overview
      • Engine Cranking
      • Fuel System / Quality-Check Procedure
      • Battery Testing
      • Alternator Output Testing
      • Ignition System
      • Check Idle Air Control Valve (IACV) Housing
      • Base Idle Setting
    • Ignition Module - Engine No Start/Poor Start
      • Overview
      • Procedure
• All Technical Service Bulletins
  • Engine - Misfire Diagnosis
    • Overview
    • Misfire General Checks
      • Overview
      • Check Fuel Pressure and Volume
    • Reluctor/Crankshaft Sensor Checks
      • Overview
      • Reluctor Test Automatic Transmission
      • Reluctor Test - Discovery Manual Transmission
    • Exhaust Valve Stick Tests
  • Underhood Fuse Box - Poor Connections/Driveability
  • Key Interlock - Service Procedure
    • Overview
    • Repair Procedure
  • Spark Plugs - Recommendations/Service
  • Engine - Hard Starting When Cold
    • Overview
    • Engine Cranking
    • Fuel System / Quality-Check Procedure
    • Battery Testing
    • Alternator Output Testing
    • Ignition System
    • Check Idle Air Control Valve (IACV) Housing
    • Base Idle Setting
  • Ignition System - Misfire at High Engine Speeds
  • Cranks - No Start/Hesitation When Driving
  • Ignition Module - Engine No Start/Poor Start
    • Overview
    • Procedure
  • Crankshaft Position Sensor - Loose
  • CKP Sensor/Heat Shield - Revised Tightening Bolts
  • Ignition System - Hard Start/Rough Running/Misfire Codes
  • Ignition Timing - Poor Engine Performance