Table of Contents
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Table of Contents
Fuel System Specifications................................................3C-2
Fuel Pump Components.................................................... 3C-4
Fuel Rail and Vapor Separator Components.....................3C-6
Fuel Cooler and Vapor Separator Components................ 3C-8
Intake Manifold Components........................................... 3C-10
Fuel Lift Pump..................................................................3C-12
Fuel Lift Pump Removal .......................................... 3C-12
Fuel Lift Pump Disassembly and Reassembly......... 3C-13
Fuel Lift Pump Installation........................................ 3C-16
High Pressure Fuel Filter................................................. 3C-18
High Pressure Fuel Filter Removal...........................3C-18
High Pressure Fuel Filter Installation .......................3C-19
Vapor Separator Tank (VST)........................................... 3C-20
VST Removal........................................................... 3C-20
VST Disassembly..................................................... 3C-22
VST Reassembly......................................................3C-24
VST Installation........................................................ 3C-29
Fuel Cooler...................................................................... 3C-31
Fuel Cooler Removal................................................3C-31
90-8M0105568 eng MARCH 2016
Fuel System
Section 3C - Service Procedures
Fuel Cooler Disassembly and Reassembly..............3C-33
Fuel Cooler Installation.............................................3C-34
Throttle Body .................................................................. 3C-35
Throttle Body Removal............................................. 3C-35
Throttle Body Disassembly and Reassembly........... 3C-36
Throttle Body Installation.......................................... 3C-38
Fuel Rail...........................................................................3C-40
Fuel Rail Removal.................................................... 3C-40
Fuel Rail Disassembly.............................................. 3C-42
Fuel Rail Reassembly...............................................3C-42
Fuel Rail Installation................................................. 3C-44
Intake Manifold................................................................ 3C-45
Intake Manifold Removal ......................................... 3C-45
Intake Manifold Installation....................................... 3C-46
Idle Air Control (IAC)........................................................3C-48
IAC Removal............................................................ 3C-48
IAC Installation......................................................... 3C-50
Wire Color Code Abbreviations................................ 3C-52
IAC Test....................................................................3C-53
© 2016 Mercury Marine
Service Procedures
3
C
Page 3C-1
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Troubleshooting
