Engine System - General Information

• Specifications
• Description And Operation
  • Engine
• Diagnosis And Testing
  • Engine
    • Notes
    • Inspection and Verification - Engine Performance
    • Inspection and Verification - NVH
    • Symptom Chart - Engine Performance
    • Symptom Chart - NVH
    • Component Tests
      • Notes
      • Engine Oil Leaks
      • Engine Oil Leaks - Fluorescent Oil Additive Method
      • Leakage Points - Underhood
      • Leakage Points - Under Engine, With Vehicle on Hoist
      • Leakage Points - With Transmission and Flywheel Removed
    • Compression Test - Hybrid
    • Compression Test - All Vehicles Except Hybrid
      • Notes
      • Compression Test - Test Results
      • Compression Test - Interpreting Compression Readings
    • Cylinder Leakage Detection
    • Excessive Engine Oil Consumption
      • Notes
      • Basic Pre-checks
      • Detailed Pre-checks
      • Oil Consumption Test
      • Post Checks, Evaluation and Corrective Action
    • Intake Manifold Vacuum Test
      • Notes
      • Intake Manifold Vacuum Test - Interpreting Vacuum Gauge Readings
    • Oil Pressure Test
    • Valve Train Analysis
      • Notes
      • Valve Train Analysis - Engine Off, Valve Cover Removed
      • Valve Train Analysis - Camshafts
      • Valve Train Analysis - Camshaft Roller Followers and Hydraulic Lash Adjusters - 3.0L Engine
      • Valve Train Analysis - Valve Tappet - 2.5L Engine
      • Valve Train Analysis - Valve Springs, Valve Spring Retainers and Valve Spring Retainer Keys
      • Valve Train Analysis - Valves and Cylinder Head
      • Valve Train Analysis - Camshaft Lobe Lift
• General Procedures
  • Sprockets
  • Camshaft Bearing Journal Diameter
  • Camshaft Journal to Bearing Clearance - OHC Engines
  • Camshaft End Play - OHC Engines
  • Camshaft Surface Inspection
  • Camshaft Lobe Lift
  • Camshaft Runout
  • Crankshaft Main Bearing Journal Diameter
  • Crankshaft Main Bearing Journal Taper and Out-of-Round
  • Crankshaft Main Bearing Journal-to-Bearing Clearance
  • Crankshaft End Play
  • Connecting Rod Bearing Journal Taper and Out-of-Round
  • Cylinder Bore Taper
  • Cylinder Bore Out-of-Round
  • Piston Inspection
  • Piston Pin Bore Diameter
  • Piston Diameter
  • Piston To Cylinder Bore Clearance
  • Piston Selection
  • Piston Ring End Gap
  • Piston Ring-to-Groove Clearance
  • Piston Pin Diameter
  • Connecting Rod Cleaning
  • Connecting Rod Large End Bore
  • Connecting Rod Bushing Diameter
  • Connecting Rod Bend
  • Connecting Rod Twist
  • Connecting Rod Bearing Journal-to-Bearing Clearance
  • Connecting Rod to Crankshaft Side Clearance
  • Valve Stem Diameter
  • Valve Inspection
  • Valve Guide Inner Diameter
  • Valve Stem to Valve Guide Clearance
  • Valve Spring Installed Length
  • Valve Spring Free Length
  • Valve Spring Squareness
  • Valve Spring Strength
  • Valve Seat Inspection
    • Valve and Seat Refacing Measurements
  • Valve Seat Width
  • Valve Seat Runout
  • Flexplate Inspection
  • Flywheel Inspection
  • Cylinder Head Distortion
  • Cylinder Block Distortion
  • Cylinder Bore Cleaning
  • Bearing Inspection
  • Exhaust Manifold Cleaning and Inspection
  • Core Plug Replacement
    • Notes
    • Spark Plug Inspection
  • Valve Tappet Inspection
  • Roller Follower Inspection
  • Hydraulic Lash Adjuster Inspection
  • Powertrain/Drivetrain Mount Neutralizing