Back Door Auto Closure System

• Component Parts and Harness Connector Location
• System Description
  • Notes
  • Close Operation
  • Non-Operation Condition
  • Open Operation
• Wiring Diagram B/CLOS
• Terminals and Reference Value for Back Door Closure Control Unit
• Work Flow
• Preliminary Check
• Trouble Diagnosis Chart by Symptom
• Back Door Closure Control Unit Power Supply and Ground Circuit Check
  • 1. Check Power Supply Circuit
  • 2. Check Ground Circuit
• Half-Latch Switch Check
  • 1. Check Half-Latch Switch Signal
  • 2. Check Harness Continuity
  • 3. Check Ground Circuit
  • 4. Check Back Door Closure Control Unit Output Signal
• Close Switch Check
  • 1. Check Close Switch Signal
  • 2. Check Harness Continuity
  • 3. Check Ground Circuit
  • 4. Check Back Door Closure Control Unit Output Signal
• Open Switch Check
  • 1. Check Open Switch Signal
  • 2. Check Harness Continuity
  • 3. Check Ground Circuit
  • 4. Check Back Door Closure Control Unit Output Signal
• Back Door Opener Switch Check (With Intelligent Key)
  • 1. Check Back Door Opener Switch Signal
  • 2. Check Harness 1
  • 3. Check Harness 2
  • 4. Check Back Door Opener Switch Ground Circuit
  • 5. Check Back Door Opener Switch
  • 6. Check Back Door Closure Control Unit Output Signal
• Back Door Opener Switch Check (Without Intelligent Key)
  • 1. Check Back Door Opener Switch Signal
  • 2. Check Harness Continuity
  • 3. Check Ground Circuit
  • 4. Check Back Door Opener Switch
  • 5. Check Back Door Closure Control Unit Output Signal
• Unlock Sensor Check (Without Intelligent Key)
  • 1. Check Unlock Sensor Signal
  • 2. Check Harness Continuity
  • 3. Check Ground Circuit
  • 4. Check Back Door Closure Control Unit Output Signal
• Closure Motor Check
  • 1. Check Back Door Closure Motor
  • 2. Check Harness Continuity
• Removal and Installation of Back Door Closer Control Unit