BOSCH Fuel Injection - Mechanical Type

• Description
• Operation
  • Injection Pump
  • Control Unit
  • Barometric Cell
  • Thermostat
  • Enrichment Solenoid
  • Shut-Off Solenoid
  • Fuel Pump
  • Linkage
• Maintenance
  • All Models
• Testing
  • Enrichment Solenoid
  • Time-Limit Relay
  • THERMO-Unit Switch
  • Shut-Off Solenoid
  • Rpm Transducer (Speed Switch)
  • Micro-Switch
  • Fuel Pump
    • Pressure
    • Volume
    • Current Draw
• Adjustment
  • Injection Pump End Of Delivery Stroke
  • Linkage Adjustment
  • Linkage Correlation Adjustment
  • Hand Throttle
  • Accelerator Pedal
  • Micro-Switch
  • Injection Pump
    • Notes
    • Performance Field Adjustment
  • Idle Speed Adjustment
  • Throttle Valve Air Flow Rate
  • Injection Pump Belt
• Specifications
• Removal & Installation
  • Injection Pump
    • Removal
    • Replacement
  • Injection Pump Belt
    • Notes
    • Additional Steps for Replacing Belt of Sportomatic Model
• Trouble Shooting
  • Hard Starting - Engine Cold
    • Improper Starting Procedure
    • Enrichment Solenoid Does Not Activate
  • Hard Starting - Engine Hot
    • Improper Starting Procedure
    • Enrichment Solenoid Does Not Activate
    • Starting Relay Defective
    • Control Rod Remains in Starting Position
    • Time Control Switch Defective
  • Rough Engine Idle
    • Idle Air Control Incorrectly Adjusted
    • Timing Incorrect
    • Restricted Warm Air Flow to Thermostat
    • Thermostat on Injection Pump Defective
    • Injection Valves Defective
    • Cylinder Compression Varies
    • Cold Weather Starting Device Does Not Shut Off
  • Engine Will Not Start
    • Fuel Pump Inoperative
    • Fuel Pump Running But Insufficient Or No Fuel
  • Engine Will Not Start At Temperature Below 14°F (-10°C)
    • Cold Starting Device Not Operating
  • Engine Misfires
    • Ignition Malfunction
    • Fuel Filter Contaminated
    • Injection Valves Defective
    • Insufficient Fuel
  • Warm Engine Hesitation & Backfiring
    • Injection Pump Adjustment Incorrect
    • Improper Linkage Correlation
  • Backfiring Under Overrunning Conditions
    • Throttle Valves Not Synchronized
    • Micro-switch Out of Adjustment