4.2L - Fuel Injection And Ignition, Engine Code(S): BVJ

• 24 - Multiport Fuel Injection (MFI)
  • Safety measures and cleanliness rules
    • Safety precautions
    • Rules of cleanliness for performing work on fuel injection system
    • Procedure that must be performed before opening the high-pressure fuel injection system - Pay close attention!
  • Fuel injection system
    • Technical data
    • Component location overview
      • Right side of engine compartment
      • Left side of engine compartment
      • Location Engine Control Module (ECM) J623
      • Relay and fuse holder in right footwell
      • Relay and fuse holder behind left instrument panel
      • 4-pin relay carrier in E-box plenum chamber
      • Location Throttle Position (TP) Sensor G79/Accelerator Pedal Position Sensor 2 G185
      • Kick down switch F8
      • Location Brake Light Switch F/Brake Pedal Switch F47
      • Fuel Pump (FP) Control Module J538
      • Oxygen sensor connectors
      • Oxygen sensors location, cylinder bank 1 (right)
      • Oxygen sensors location, cylinder bank 2 (left)
      • Location Engine Speed (RPM) Sensor G28
      • Location Engine Coolant Temperature (ECT) Sensor G62
      • Location on right cylinder bank 1
      • Location on left cylinder bank 2
      • Component location view from inside from right cylinder head
      • Component location view from inside from left cylinder head
      • Component location front on engine
      • Oil Pressure Switch F1 and electrical connector
      • Location of high pressure fuel pumps
      • Map Controlled Engine Cooling Thermostat F265 location
    • Air filter, assembly overview
      • Notes
      • Removing lower part of air filter housing
    • Air filter element, removing and installing
    • Mass Air Flow (MAF) Sensor G70 , removing and installing
    • Intake manifold, assembly overview
      • Notes
      • Intake manifold tightening sequence
    • Intake manifold, removing and installing
    • Fuel pressure and residual pressure before high pressure pump, checking
    • High pressure pump, assembly overview
    • High pressure pump, removing and installing
    • Fuel rail with fuel injectors, assembly overview
    • Fuel injectors, removing and installing
    • Heated Oxygen Sensor (HO2S) G39 (in front of catalytic converter) and Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130 , cylinder bank 1, removing and installing
    • Heated Oxygen Sensor (HO2S) 2 G108 (in front of catalytic converter) and Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) G131 , cylinder bank 2, removing and installing
  • Engine control module
    • Wiring and components, checking with Test box V.A.G 1598/42
    • Engine Control Module (ECM) J623 , removing and installing
• 28 - Ignition/Glow plug System
  • General information and safety measures
    • Ignition system, general information
    • Safety precautions
  • Ignition, servicing
    • Test data
    • Ignition coils, removing and installing