Cruise Control Systems

• Description
• Operation
  • System
  • Actuator
  • Cruise On-Off (Main) Switch
    • MAIN Position
    • SET/COAST Position
    • RES/ACC Position
    • CANCEL Position
  • Cruise Control Electronic Control Unit (Cc Ecu)
  • Vehicle Speed Sensor
  • Self-Diagnostic System
• Self-Diagnostics
  • Notes
  • Reading Trouble Codes
  • Retrieving Trouble Codes
  • Clearing Trouble Codes
  • Clearing Function Codes
• Trouble Shooting
  • Trouble Shooting By Symptom
    • Notes
    • SET Not Occurring Or CANCEL Occurring
    • Set Speed Changes On High Or Low Side
    • During Cruise, Gear Shifting Is Frequent (Hunting)
    • Speed Does Not Cancel When Clutch Pedal Is Depressed (M/T)
    • Speed Does Not Cancel When Shifted To Neutral (A/T)
    • CRUISE ON-OFF (MAIN) Switch Does Not Operate. SET/COAST, RES/ACC Or CANCEL Switches Do Not Operate
    • Set Speed Can Be Set At 25 MPH Or Less
    • Set Speed Will Not Disengage At 25 MPH Or Less
    • Acceleration Response Is Sluggish When Control Is Set To RES/ACC
    • Overdrive Does Not Resume, Even Though Road Is Not Uphill
    • Diagnostic Trouble Code Memory Is Erased
    • Diagnostic Trouble Code Is Not Output, Or Is Output When It Should Not Be
• Circuit Testing
  • Notes
  • Test 1, Actuator Motor Circuit
  • Test 2, Actuator Magnet Clutch Circuit
  • Test 3, Actuator Position Sensor Circuit
  • Test 4, Speed Sensor Circuit
  • Test 5, Cruise On-Off (Main) Switch Circuit
  • Test 6, Cruise On-Off (Main) Switch
  • Test 7, Stoplight Switch Circuit
  • Test 8, Idle Switch Circuit
  • Test 9, Electronic-Controlled Transmission (ECT) Circuit
  • Test 10, Park/Neutral Position Switch
  • Test 11, Clutch Switch
  • Test 12, Cc Ecu Power Source
  • Test 13, Cc Ecu Back-Up Power Source
  • Test 14, Trouble Code Circuit
  • Test 15, Actuator Control Cable
  • Cruise Control Circuit Function Test
    • Notes
    • Retrieving 1-Digit Normal Function Code
  • Cruise Control Ecu Circuit Test
• Wiring Diagram