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Chevy Van G20, 4.3 Z, Automatic, 475/M40
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Fuel Injection System - Diesel
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Fuel Injection System - Diesel
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Description
Operation
Air Induction System
Diesel Injection Pump
Fuel Injection Lines
Glow Plugs
Glow Plug Inhibit Switch
Glow Plug After-Start
Injection Nozzles
Vacuum Pump
Housing Pressure Cold Advance (HPCA)
Testing & Diagnosis
Notes
Normal Glow Plug Circuit Operation
Preliminary Glow Plug System Diagnosis
Inhibit Switch (Black Cap)
Glow Plug System Diagnosis
No Engine Cold Start
Glow Plug Controller
Injection Pump Housing Leakage Test
Injectors
Test Preparation
Opening Pressure Test
Leakage Test
Chatter Test
Spray Pattern Test
Removal & Installation
Fuel Injection Lines
Removal
Installation
Injection Pump
Removal (Pickup)
Installation
Removal (Van)
Injector Nozzles
Removal
Installation
Fuel Filter
Removal
Installation
Adjustments
Idle Speed
Curb Idle
Fast Idle
Injection Pump Timing
Vacuum Regulator Valve
Maintenance
Fuel Filter
Purging Fuel System
Torque Specifications