Reference Information

Schematic Reference 

Engine Controls Schematics

Connector End View Reference 

• Engine Control Module Connector End Views
• Engine Controls Connector End Views

Electrical Information Reference 

• Circuit Testing
• Connector Repairs
• Testing for Intermittent Conditions and Poor Connections
• Wiring Repairs

Emission System Information Reference 

• Evaporative Emissions Hose Routing Diagram
• Crankcase Ventilation System Inspection/Diagnosis

Engine Mechanical Information Reference 

• Symptoms - Engine Mechanical
• Symptoms - Engine Exhaust

Fuel System Information Reference 

• Alcohol/Contaminants-in-Fuel Diagnosis
• Fuel Injector Diagnosis (w/J39021 or w/Tech 2) or Fuel Injector Diagnosis (w/CH47976)

DTC Type Reference 

Powertrain Diagnostic Trouble Code (DTC) Type Definitions

Scan Tool Reference 

• Scan Tool Data List
• Scan Tool Data Definitions
• Scan Tool Output Controls