Four-Wheel Drive Systems (1 Of 2)

• Description And Operation
  • Four-Wheel Drive Systems - Overview
    • Electronic Shift-On-The-Fly (ESOF) System
    • 2-Speed Torque On Demand Transfer Case with 4HI-LOC
    • Raptor - 2-Speed Torque On Demand Transfer Case with 4HI-LOC
    • 2-Speed Torque-On-Demand Transfer Case
  • Four-Wheel Drive Systems - System Operation and Component Description
    • System Diagram
    • IWE System
      • IWE System Vacuum Diagram 2.7L GTDI
      • IWE System Vacuum Diagram 3.3L / 3.5L GTDI
      • IWE System Vacuum Diagram 5.0L
      • IWE System Vacuum Diagram 3.0L
    • Electronic Locking Differential (ELD) System
    • Neutral Flat Tow
    • Four Wheel Drive System Operation - Electronic Shift on the Fly (ESOF)
      • Notes
      • Synchronization Clutch
    • Four Wheel Drive System Operation - 2 Speed Torque On Demand
    • Four Wheel Drive System Operation - 4HI-LOC Torque On Demand
      • Notes
      • 4HI-LOC Torque On Demand Transfer Case Shift Motor
      • Torque-On-Demand Clutch
  • Four-Wheel Drive Systems - Raptor - System Operation and Component Description
    • System Diagram
    • IWE System
    • Electronic Locking Differential (ELD) System
    • Terrain Management System
    • Neutral Flat Tow
    • Four Wheel Drive System Operation - 4HI-LOC Torque On Demand
• Diagnosis And Testing
  • Four-Wheel Drive Systems - Vehicles With: 2-Speed Torque On Demand Transfer Case
    • Inspection and Verification
      • Notes
      • Visual Inspection Chart
    • TCCM
      • DTC Chart: TCCM
    • Symptom Chart: Four-Wheel Drive Systems
    • Symptom Chart -- NVH
    • Pinpoint Tests
      • Pinpoint Test A : DTC U300D:11
        • Notes
        • Pinpoint Test A : DTC U300D:11
      • Pinpoint Test B : DTCS P0562:00, P0563:00
        • Notes
        • Pinpoint Test B : DTCS P0562:00, P0563:00
      • Pinpoint Test C : The Front Axle Does Not Engage/Disengage Correctly
        • Notes
        • Pinpoint Test C : The Front Axle Does Not Engage/Disengage Correctly
      • Pinpoint Test D : Four-Wheel Drive (4WD) System Functional Test
        • Notes
        • Pinpoint Test D : Four-Wheel Drive (4WD) System Functional Test
      • Pinpoint Test E : P1812:00, P1815:00
        • Notes
        • Pinpoint Test E : P1812:00, P1815:00
      • Pinpoint Test F : U0100:00
        • Notes
        • Pinpoint Test F : U0100:00
      • Pinpoint Test G : U0121:00:00
        • Notes
        • Pinpoint Test G : U0121:00:00
      • Pinpoint Test H : U0140:00
        • Notes
        • Pinpoint Test H : U0140:00
      • Pinpoint Test I : DTC U0101:00
        • Notes
        • Pinpoint Test I : DTC U0101:00
      • Pinpoint Test J : The Front Axle Makes Grinding / Clicking / Ratcheting In 2H Mode Only
        • Notes
        • Pinpoint Test J : The Front Axle Makes Grinding / Clicking / Ratcheting In 2H Mode Only
      • Pinpoint Test K : P1825:00, P1826:00 And P1827:00
        • Notes
        • Pinpoint Test K: P1825:00, P1826:00 And P1827:00
      • Pinpoint Test L : P1839:00, P1840:00 And P1841:00
        • Notes
        • Pinpoint Test L : P1839:00, P1840:00 And P1841:00
      • Pinpoint Test M : DTC'S 1849:00, 1853:00, 1857:00, 1861:00, P1867:00 And 1891:00
        • Notes
        • Pinpoint Test M : DTC'S 1849:00, 1853:00, 1857:00, 1861:00, P1867:00 And 1891:00