Fuel Injection System - BOSCH LH

• Description
  • Notes
  • Electronic Control Unit (Ecu)
  • Fuel System
  • Injectors
  • Fuel Pump Relay
  • Sensors
    • Air Mass Meter
    • A/C Micro Switch
    • Oxygen Sensor (Lambda-Sond)
    • Throttle Valve Switch
    • Coolant Temperature Sensor
    • Engine Speed
  • System Relay
• Adjustments
  • Idle Speed & Co-Content, Checking/Adjusting
  • Hot (Slow) Idle Rpm & Idle Mixture
  • Throttle Valve
  • Throttle Valve Switch
  • Check Throttle Control Pulley & Adjust Throttle Cable
  • Kick-Down Cable (A/T)
  • Throttle Link Rod
  • Injectors Quick Check
• Testing
  • Notes
  • Fuses, Connectors & Grounds
  • Air Intake System Leakage
  • Throttle Valve Switch Adjustment
  • Fuel Line Pressure
  • Fuel Pump
  • Components & Wiring Check
  • Ignition Switch Circuit
  • Starter Motor Circuit
  • System Relay Power Supply
  • Ground Circuits
    • Using an Ohmmeter
    • Using a Test Light
  • Injector Circuits
  • Temperature Sensor Circuit
  • Throttle Switch
  • A/C Micro-Switch
  • Air Mass Meter Circuit
  • System Function Check
    • Notes
    • System Check
• Trouble Shooting
  • Preliminary Checks
    • Notes
    • Engine Does Not Start
    • Engine Difficult to Start (Cold/Warm)
    • Erratic Running (Poor or No Idle)
    • Excessive fuel consumption
    • Low top speed poor performance
    • Erratic Idle
    • Excessive high idle speed
    • Excessive low idle speed, cold engine
    • Poor acceleration, jerking
  • Trouble Shooting
    • Engine Does Not Start
    • Engine Difficult to Start (Cold/Warm)
    • Poor or No Idle (Erratic Running)
    • Excessive Fuel Consumption
    • Low Top Speed, Poor Engine Performance
    • Erratic Idle
    • Excessively High Idle Speed
    • Excessively Low Idle Speed, Cold Engine
    • Poor Acceleration, Jerking
• Wiring Diagram