Engine Controls - Adjustments

• Adjustment
  • Preliminary Inspection
  • Valve Clearance
  • 4-Cylinder Ignition Timing
    • G20
  • V6 & V8 Ignition Timing
    • J30 & Q45
  • V8 Cold (Fast) Idle Speed
    • Q45 (Fast Idle Cam)
  • 4-Cylinder Idle Speed
  • V6 & V8 Idle Speed
  • Idle Mixture
  • 4-Cylinder & V6 Throttle Position (TP) Sensor
    • G20 (A/T Before Serial No. 450021 & M/T) & J30
  • Closed Throttle Position (CTP) Switch (Idle Position)
    • G20 (A/T Serial No. 450021 & Later)
  • Wide Open Throttle Position (CTP) Switch
    • G20 (A/T Serial No. 450021 & Later)
  • V8 Throttle Position (TP) Sensor & Soft/Hard Closed Throttle Position (CTP) Switch
    • Primary TP Sensor & CTP Switch (Q45)
    • Secondary TP Sensor (Q45)