Engine: Technical Service Bulletins

• Recalls
  • Campaign - Acceleration Hesitation/Delay
    • Overview
    • Service Procedure Start
      • 2002 Q45 Vehicle Update Flowchart
      • Accelerator Pedal Replacement
      • TCM Reprogramming and Initialization
      • ECM Reprogramming (Using an ECM ID Code)
    • Transmission Control Module (TCM) Reprogramming
    • Special ECM Reprogramming Procedure For ECM I.D. Entry
• Customer Interest
  • Engine - Knocking/Tapping Noise on Cold Start
  • Engine Vacuum System - MIL ON Condition
  • A/C System - Poor Performance
    • Overview
    • Service Procedure
      • A/C System Performance Test
      • A/C System Lubricant Return Operation
      • Evaporator Seal Application
      • Blower Motor Replacement
      • A/C Ventilator Grilles Replacement
      • Engine Compartment - A/C System Parts Replacement
      • ECM Part Number Identification and Update
  • Engine - Idler Pulley Noise/Belt Comes Off Pulley
  • Engine - Oil Level Gauge Difficult To Read/Exhaust Smoke
    • Overview
    • Service Procedure
    • Attachment A - ECM Reprogramming For Infiniti Vehicles
  • A/T - WOT Delay/Hesitation On 5th - 2nd Gear Downshift
    • Overview
    • TCM Reprogramming
    • ECM Reprogramming Using an ECM ID CODE
    • Transmission Control Module (TCM) Reprogramming
    • Special ECM Reprogramming Procedure For ECM I.D. Entry
  • Engine Controls - Idle Speed 25 RPM Too High
• By Symptom
  • Customer Interest
    • Engine - Knocking/Tapping Noise on Cold Start
    • Engine Vacuum System - MIL ON Condition
    • A/C System - Poor Performance
      • Overview
      • Service Procedure
        • A/C System Performance Test
        • A/C System Lubricant Return Operation
        • Evaporator Seal Application
        • Blower Motor Replacement
        • A/C Ventilator Grilles Replacement
        • Engine Compartment - A/C System Parts Replacement
        • ECM Part Number Identification and Update
    • Engine - Idler Pulley Noise/Belt Comes Off Pulley
    • Engine - Oil Level Gauge Difficult To Read/Exhaust Smoke
      • Overview
      • Service Procedure
      • Attachment A - ECM Reprogramming For Infiniti Vehicles
    • A/T - WOT Delay/Hesitation On 5th - 2nd Gear Downshift
      • Overview
      • TCM Reprogramming
      • ECM Reprogramming Using an ECM ID CODE
      • Transmission Control Module (TCM) Reprogramming
      • Special ECM Reprogramming Procedure For ECM I.D. Entry
    • Engine Controls - Idle Speed 25 RPM Too High
  • Driveability
    • A/T - WOT Delay/Hesitation On 5th - 2nd Gear Downshift
      • Overview
      • TCM Reprogramming
      • ECM Reprogramming Using an ECM ID CODE
      • Transmission Control Module (TCM) Reprogramming
      • Special ECM Reprogramming Procedure For ECM I.D. Entry
  • Erratic Shifting
    • A/T - WOT Delay/Hesitation On 5th - 2nd Gear Downshift
      • Overview
      • TCM Reprogramming
      • ECM Reprogramming Using an ECM ID CODE
      • Transmission Control Module (TCM) Reprogramming
      • Special ECM Reprogramming Procedure For ECM I.D. Entry
  • Noise
    • Engine - MIL ON/Multiple DTC's Set
    • Engine - Knocking/Tapping Noise on Cold Start
  • Poor performance
    • A/C System - Poor Performance
      • Overview
      • Service Procedure
        • A/C System Performance Test
        • A/C System Lubricant Return Operation
        • Evaporator Seal Application
        • Blower Motor Replacement
        • A/C Ventilator Grilles Replacement
        • Engine Compartment - A/C System Parts Replacement
        • ECM Part Number Identification and Update
  • Recalls
    • Campaign - Acceleration Hesitation/Delay
      • Overview
      • Service Procedure Start
        • 2002 Q45 Vehicle Update Flowchart
        • Accelerator Pedal Replacement
        • TCM Reprogramming and Initialization
        • ECM Reprogramming (Using an ECM ID Code)
      • Transmission Control Module (TCM) Reprogramming
      • Special ECM Reprogramming Procedure For ECM I.D. Entry
  • Smoke, Fumes
    • Engine - Oil Level Gauge Difficult To Read/Exhaust Smoke
      • Overview
      • Service Procedure
      • Attachment A - ECM Reprogramming For Infiniti Vehicles
  • Starting problems
    • Engine - Cold Weather Starting Procedures
• All Technical Service Bulletins
  • Engine - Drive Belt Noise Diagnostics
  • Engine - Reman Engine Start Up Lubrication Information
  • Engine - MIL ON/Multiple DTC's Set
  • Engine - Knocking/Tapping Noise on Cold Start
  • Engine/Transmission - Precautions During Replacement
  • Engine - Cold Weather Starting Procedures
  • Engine Vacuum System - MIL ON Condition
  • A/C System - Poor Performance
    • Overview
    • Service Procedure
      • A/C System Performance Test
      • A/C System Lubricant Return Operation
      • Evaporator Seal Application
      • Blower Motor Replacement
      • A/C Ventilator Grilles Replacement
      • Engine Compartment - A/C System Parts Replacement
      • ECM Part Number Identification and Update
  • Campaign - Acceleration Hesitation/Delay
    • Overview
    • Service Procedure Start
      • 2002 Q45 Vehicle Update Flowchart
      • Accelerator Pedal Replacement
      • TCM Reprogramming and Initialization
      • ECM Reprogramming (Using an ECM ID Code)
    • Transmission Control Module (TCM) Reprogramming
    • Special ECM Reprogramming Procedure For ECM I.D. Entry
  • Engine - Idler Pulley Noise/Belt Comes Off Pulley
  • Engine - Oil Level Gauge Difficult To Read/Exhaust Smoke
    • Overview
    • Service Procedure
    • Attachment A - ECM Reprogramming For Infiniti Vehicles
  • A/T - WOT Delay/Hesitation On 5th - 2nd Gear Downshift
    • Overview
    • TCM Reprogramming
    • ECM Reprogramming Using an ECM ID CODE
    • Transmission Control Module (TCM) Reprogramming
    • Special ECM Reprogramming Procedure For ECM I.D. Entry
  • Engine Controls - Idle Speed 25 RPM Too High