Fuel Injection System - BOSCH LH

• Description
  • Notes
  • Fuel Circuit
  • Airflow
    • Intake Air
    • Additional Air
    • Additional Air Injection
  • Control Unit
  • Hot Wire Sensor
  • NTC Temperature Sensor II
  • Throttle Switch (Fuel System)
  • Idle Speed Contact Functions
  • Full Throttle Contact Functions
  • Idle Speed Stabilization
  • Air Regulating Valve
  • Testing Plug
  • Fuel Injectors
  • Tank Venting System
  • EZF Ignition System
  • LH & EZF Electrical System
  • EZF Control Unit
  • Speed/Reference Mark Sensor
  • Temperature Sensor I (Intake Air)
  • Temperature Sensor II (Engine)
  • Throttle Switch (Ignition System)
  • Ignition Distributors
  • TDC Transmitter
• Adjustments
  • Throttle Switch
• Testing
  • Preparation For Testing
  • Test Equipment
    • Notes
    • Sensor Signals Which Can Be Tested
    • Connections
  • Test 1 - Checking Ground & Plug Connections
  • Test 2 - EZF Control Unit Power Supply
  • Test 3 - Speed/Reference Mark Sensor
  • Test 4 - Checking Load Sensor
  • Test 5 - Temperature Sensor I
  • Test 6 - Temp. Sensor II/EZF Side Of Engine Temp. Sensor
  • Test 7 - Throttle Switch (Idle Contact)
  • Test 8 - Throttle Switch Full Load
  • Test 9 - Ignition System
  • Test 10 - Octane Loop
  • Test 11 - Power Supply For LH Control Unit & Fuel Pump
  • Test 12 - LH Hot Wire Air Mass Sensor
  • Test 13 - LH Temperature Sensor II
  • Test 14 - Throttle Switch (Idle)
  • Test 15 - Throttle Switch (Full Load)
  • Test 16 - Fuel Injectors
  • Test 17 - Air Regulating Valve
  • Test 18 - Co & Idle Speed Adjustment
  • Test 19 - Leaks In Intake System
  • Test 20 - Fuel Pressure
  • Test 21 - Oxygen Sensor & LH Fuel Control Unit
• Removal & Installation
• Wiring Diagram