Table Of Contents - Yamaha GX1800A Service Manual

Identification number.............................................................1
Primary I.D. number .......................................................................1
Engine serial number .....................................................................1
Jet pump unit serial number ...........................................................1
Hull identification number (H.I.N.) ..................................................1
Model feature .........................................................................2
General feature ..............................................................................2
Model equipment comparison table ...............................................3
Technical tips .........................................................................4
Engine control ................................................................................4
ECM circuit diagram .......................................................................6
ECM coupler layout ........................................................................8
Engine control system ..................................................................10
Self-diagnosis...............................................................................13
Diagnostic code table ...................................................................13
Power unit ....................................................................................15
Jet pump unit................................................................................16
Hull and hood ...............................................................................17
Lubrication system .......................................................................18
Hose routing .................................................................................19
Cooling water flow ........................................................................20
Service information..............................................................21
Maintenance interval chart ...........................................................21
Specifications.......................................................................23
Model data....................................................................................23
Wiring diagram .....................................................................25
How to use the wiring diagram .....................................................25
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