Tune-up and Engine Performance Checks: Technical Service Bulletins

• Customer Interest
  • Fuel Injector - MIL ON/Rough Idle/Hesitation/DTC's Set
    • Overview
    • Service Procedure
      • Information
      • Assembly of Fuel Injector Cleaner Tool and Installation on Veh.
      • Fuel Injector Cleaning Procedure
  • Engine - Fluctuating/Incorrect Idle/Hard Throttle
    • Overview
    • Service Procedure
    • Throttle Position Sensor (TPS) Adjustment Procedure
  • Engine Controls - Hard Start At High Altitude/Cold Temps
    • Overview
    • Service Procedure
      • Check For Other Hard-Start Causes
      • Start Engine - Check Base Idle Speed and Ignition Timing
      • Replace the ECM and the AAC Valve
• By Symptom
  • Customer Interest
    • Fuel Injector - MIL ON/Rough Idle/Hesitation/DTC's Set
      • Overview
      • Service Procedure
        • Information
        • Assembly of Fuel Injector Cleaner Tool and Installation on Veh.
        • Fuel Injector Cleaning Procedure
    • Engine - Fluctuating/Incorrect Idle/Hard Throttle
      • Overview
      • Service Procedure
      • Throttle Position Sensor (TPS) Adjustment Procedure
    • Engine Controls - Hard Start At High Altitude/Cold Temps
      • Overview
      • Service Procedure
        • Check For Other Hard-Start Causes
        • Start Engine - Check Base Idle Speed and Ignition Timing
        • Replace the ECM and the AAC Valve
  • Driveability
    • Fuel Injector - MIL ON/Rough Idle/Hesitation/DTC's Set
      • Overview
      • Service Procedure
        • Information
        • Assembly of Fuel Injector Cleaner Tool and Installation on Veh.
        • Fuel Injector Cleaning Procedure
    • Engine - Fluctuating/Incorrect Idle/Hard Throttle
      • Overview
      • Service Procedure
      • Throttle Position Sensor (TPS) Adjustment Procedure
  • Starting problems
    • Engine Controls - Idle, Base Idle & Timing, Startability
      • Overview
      • Service Procedure
    • Engine Controls - Hard Start At High Altitude/Cold Temps
      • Overview
      • Service Procedure
        • Check For Other Hard-Start Causes
        • Start Engine - Check Base Idle Speed and Ignition Timing
        • Replace the ECM and the AAC Valve
  • Sticking/Binding
    • Engine - Fluctuating/Incorrect Idle/Hard Throttle
      • Overview
      • Service Procedure
      • Throttle Position Sensor (TPS) Adjustment Procedure
• All Technical Service Bulletins
  • Fuel Injector - MIL ON/Rough Idle/Hesitation/DTC's Set
    • Overview
    • Service Procedure
      • Information
      • Assembly of Fuel Injector Cleaner Tool and Installation on Veh.
      • Fuel Injector Cleaning Procedure
  • Engine - Fluctuating/Incorrect Idle/Hard Throttle
    • Overview
    • Service Procedure
    • Throttle Position Sensor (TPS) Adjustment Procedure
  • Engine Controls - Idle, Base Idle & Timing, Startability
    • Overview
    • Service Procedure
  • Engine Controls - Hard Start At High Altitude/Cold Temps
    • Overview
    • Service Procedure
      • Check For Other Hard-Start Causes
      • Start Engine - Check Base Idle Speed and Ignition Timing
      • Replace the ECM and the AAC Valve
  • Special Tools - Fuel Pressure Gauge Kit
    • Overview
    • Service Procedure
      • Fuel Pressure Gauge Conn. For Frontier, Xterra, Pathfinder
      • Fuel Pressure Gauge Conn. For 2001 Pathfinder (WITH VQ35DE)
      • Fuel Pressure Gauge Connection For 2000-2001 Maxima
      • Fuel Pressure Gauge Connection For 1999-2001 Quest
      • Fuel Pressure Release Procedure
      • Hose-Clamp Type Fuel Line Connections