Multiplex Control System

• Description & Operation
• Component Locations
• Symptom Tests
  • Notes
  • Circuit Tests
    • Notes
    • Test No. 1
    • Test No. 2
    • Test No. 3
    • Test No. 4
    • Test No. 5
    • Test No. 6
    • Test No. 7
• Component Tests
  • Notes
  • Steering Column Light Switch
  • Ignition Switch
  • Vehicle Speed Sensor
• Self-Diagnostic System
  • Notes
  • Retrieving Codes
    • Notes
    • Simplified Fault Diagnostic Mode
  • Clearing Codes
• Diagnostic Tests
  • Code No. 11
  • Code No. 12
  • Code No. 21
  • Code No. 23
  • Code No. 24
  • Code No. 25
  • Code No. 26
  • Code No. 27
  • Code No. 28
  • Code No. 29
  • Code No. 31
  • Code No. 32
  • Code No. 33
  • Code No. 34
  • Code No. 35
  • Code No. 41
  • Code No. 42
  • Code No. 51
  • Code No. 52
  • Code No. 53
  • Code No. 54
  • Code No. 55
• Pin Voltage Tests
• Removal & Installation
  • Notes
  • Steering Column Light Switch
    • Removal & Installation
  • Ignition Switch
    • Removal & Installation
• Wiring Diagrams