Engine Controls - On-Vehicle Adjustments

• Engine Mechanical
  • Notes
  • Valve Clearance
    • Notes
    • Altima, Frontier (4-Cylinder) & Sentra
    • Maxima
• Basic Inspection
  • Notes
  • Preliminary Inspection
• Ignition Timing
• Idle Speed & Mixture
  • Idle Speed
  • Fast Idle Cam Adjustment
    • Notes
    • Altima
    • Frontier 4-Cylinder
    • Frontier V6, Pathfinder, Quest & Xterra
  • Idle Mixture
  • Idle Air Volume Learn
    • Sentra & Maxima
• Throttle Position (TP) Sensor
  • TP Sensor Idle Position Adjustment
  • Closed & Wot Throttle Switch Inspection
  • TP Sensor Idle Position Memory
    • Altima & Frontier 2.4L