Diagnosis - ECC 3-Speed

• Application
• Description
• Operation
  • Transmission Control Module (TCM)
  • Input Devices
    • Transmission Range (TR) Switch
    • Throttle Position (TP) Sensor
    • Vehicle Speed Sensor (VSS)
  • Output Devices
    • Direct Clutch Solenoid (Shift Solenoid "A")
    • 2nd Brake Solenoid (Shift Solenoid "B")
• Performance Tests
  • Manual Shifting Test
• Self-Diagnostic System
  • System Diagnosis
  • Retrieving Trouble Codes
  • Clearing Trouble Codes
• Diagnostic Testing
  • Introduction
  • TCM Diagnostic Circuit Check
  • DTC 21: Open Direct Clutch Solenoid Circuit
  • DTC 22: Shorted Direct Clutch Solenoid Circuit
  • DTC 23: Open 2ND Brake Solenoid Circuit
  • DTC 24: Shorted 2ND Brake Solenoid Circuit
  • DTC 25: Shorted Rd2L Signal
  • DTC 31: Open/Shorted Vehicle Speed Input Circuit
  • DTC 32: Transmission Range (Tr) Switch Circuit
  • DTC 33: Engine Speed Input Circuit
  • Throttle Position (TP) Sensor Circuit Test
• Component Testing
  • Transmission Range (Tr) Switch
  • Shift Solenoid Test
• Removal & Installation
  • Shift Solenoids
    • Removal
    • Installation
  • Vehicle Speed Sensor (VSS)
    • Removal & Installation
• Wiring Diagrams