N74 Engine - Overview

• Introduction
  • N74 Engine
  • History
  • N74 Engine Features
  • Technical Data
    • Notes
    • Horse Power and Torque Diagram
    • Engine Components/Systems Overview
    • Engine Identification
      • Engine designation
      • Engine identification and number
• Engine Components
  • Engine Block
  • Cylinder Head
    • Notes
    • Cylinder Head Cover
  • Oil Sump
  • Crankcase Ventilation
    • Notes
    • Register Ventilation
    • Oil Separation
  • Crankshaft
    • Notes
    • Crankshaft Bearings
  • Connecting Rods
  • Pistons
  • Camshaft
  • Chain Tensioner
  • Valve Train
    • Notes
    • VANOS
    • Camshafts
    • Roller Cam Followers
    • Valves
    • Belt Drive
  • Oil Supply
    • Oil Circuit
    • Oil Pump
    • Pressure Limiting Valve
    • Oil Filter
    • Oil Cooling
    • Oil Spray Nozzles
      • Notes
      • Oil spray nozzles for piston crown cooling
      • Oil spray nozzles for timing chain lubrication
    • Oil Level Measurement
  • Engine Cooling
    • Notes
    • Coolant Pumps
      • Main coolant pump
      • Auxiliary water pump for exhaust turbochargers
    • Expansion Tank
  • Charge Air Cooling
    • Notes
    • Auxiliary Coolant Pump for Charge Air Cooling
    • Charge-air Cooler
    • Engine Control Unit
  • Intake Air Duct
  • Turbocharging
    • Exhaust Turbocharger
    • Charging Pressure Control
      • Notes
      • Blow-off control
    • Charge Air Cooling
  • Intake Manifold
  • Exhaust System
    • Notes
    • Exhaust Manifold
    • Exhaust Emissions
    • Secondary Air System
      • Notes
      • Secondary air pump
      • Secondary air valve
      • On-board diagnosis of secondary air system
  • Vacuum System
  • Fuel Injection
    • Notes
    • High Pressure Pump
    • Hydraulic Circuit Diagram
  • Injectors
    • Notes
    • Outward-opening Piezo Injector
  • Control Unit