Engine distributors DSG-423 - Section 3

DSG-423 FUEL SYSTEM
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INDEX
Subject Page
Cautions & Warnings....................................................................................................................................... 04- 2
General Information - Gasoline ...................................................................................................................... 04- 3
Description ................................................................................................................................................. 04- 3
Operation ................................................................................................................................................... 04- 4
Fuel System Requirements........................................................................................................................ 04- 4
Wiring Diagrams......................................................................................................................................... 04- 5
General Information - Dry Fuel ....................................................................................................................... 04- 7
Description ................................................................................................................................................. 04- 7
Operation ................................................................................................................................................... 04- 7
Fuel System Requirements........................................................................................................................ 04- 7
Wiring Diagrams......................................................................................................................................... 04- 9
Diagnosis and Testing - NG ............................................................................................................................ 04- 8
Diagnosis and Testing - LPG ........................................................................................................................ 04- 10
Symptom Chart ........................................................................................................................................ 04- 10
Preliminary Test ....................................................................................................................................... 04- 11
Diagnostic Charts..................................................................................................................................... 04- 12
Diagnosis and Testing - GASOLINE............................................................................................................. 04- 30
Visual Inspection ...................................................................................................................................... 04- 30
Symptom Chart ........................................................................................................................................ 04- 31
Fuel Pressure Check................................................................................................................................ 04- 30
General Service Procedures ......................................................................................................................... 04- 31
Fuel Pressure Relief................................................................................................................................. 04- 31
Spring Lock Coupling - Type I - Disconnect............................................................................................. 04- 31
Spring Lock Coupling - Type I - Connect ................................................................................................. 04- 31
Spring Lock Coupling - Type II - Disconnect............................................................................................ 04- 32
Spring Lock Coupling - Type II - Connect ................................................................................................ 04- 32
Quick Connect Coupling - Type I - Disconnect ........................................................................................ 04- 33
Quick Connect Coupling - Type I - Connect............................................................................................. 04- 33
Quick Connect Coupling - Type II - Disconnect ....................................................................................... 04- 33
Quick Connect Coupling - Type II - Connect............................................................................................ 04- 34
Removal and Installation............................................................................................................................... 04- 35
Fuel Rail & Injectors - Replacement......................................................................................................... 04- 35
Actuator - Removal................................................................................................................................... 04- 36
Actuator - Installation................................................................................................................................ 04- 36
Specifications................................................................................................................................................. 04- 37
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