Cruise Control Systems

• Description
• Operation
  • Main Switch
  • Control Switch
• Adjustments
  • Actuator Cable Free Play
• Diagnostics
  • "Type A" Codes
  • "Type B" Codes
  • Diagnostic Routine
    • Power Source Circuit
    • Main Power Relay (Van Only)
    • Main Switch
    • Computer Circuit
• Testing
  • "Set/Coast" Switch Circuit
    • Corolla, Cressida, Pickup, Tercel, Van & 4Runner
    • Celica & Supra
    • MR2
  • "ACCEL/Resume" Switch Circuit
    • Corolla, Cressida, MR2, Pickup, Tercel, Van & 4Runner
    • Celica & Supra
  • Vacuum Switch Circuit
    • Celica, Corolla, Cressida, MR2 & Supra
  • Stoplight Switch Circuit
  • Parking Brake Switch Circuit
  • Clutch Switch Circuit
    • Manual Transmission
  • Neutral/Start Switch Circuit
    • Automatic Transmission
  • Speed Sensor Circuit
  • Actuator Circuit
    • Except Van
    • Van
  • Electronic Controlled Transmission (ECT) Solenoid Circuit
  • Cruise Control Computer Circuit
    • Notes
    • Celica
    • Corolla Coupe & Sedan
    • Corolla FX Hatchback
    • Cressida
    • MR2
    • Pickup & 4Runner
    • Supra
    • Tercel
    • Van
• Trouble Shooting
  • Cruise Control System Does Not Operate
  • Speed Does Not Decrease When "Coast" Is Activated
  • Speed Does Not Fluctuate When "Set" Is Activated
  • Speed Does Not Increase When "ACCEL" Is Activated
  • Vehicle Does Not Return To Previous Speed When "Resume" Is Activated
  • Vehicle Speed Is Lower Or Higher Than Set Speed
    • Except Van
    • Van
  • Return & Acceleration Response Sluggish
  • Set Speed Does Not Cancel When Brakes Are Applied
  • Set Speed Does Not Cancel When Parking Brake Is Applied
  • Set Speed Does Not Cancel When Clutch Is Depressed
    • Manual Transmission
  • Set Speed Does Not Cancel When Transmission Is Shifted To "N"
    • Automatic Transmission
  • Speed Can Be Set Below 25 Mph
  • System Will Not Deactivate Below 25 Mph
  • About 14 Seconds After Overdrive Cuts Out, Overdrive Resumes
    • Exc. Tercel
• Wiring Diagrams