page contents



Definition of ECM wiring diagram; the ECM wiring diagram is a simplified representation (usually in picture format) defining the blueprint structure of the ECM wire routing, wire color, terminal location, bin and pin points, terminal numbers, voltage current flow and circuit points to help inform the identity of the wiring system structure in a viewable technical drawing format.

Exact wiring diagrams for your Suzuki outboard can be found in your Repair Manual, see home page for ordering details.


Primer bulb
Low pressure fuel filter
Low pressure fuel pump
Evaporation hose
Fuel vapor separator
Fuel pressure regulator
Breather hose
High pressure fuel pump
High pressure fuel filter
CMP sensor
Delivery gallery

Fuel injector
CTP switch
Intake manifold
By-pass air screw
Throttle body
IAT sensor
Neutral switch
MAP sensor IAC valve
CKP sensor
Alternator (Battery charge coil)

Rectifier & regulator
Ignition switch
ECM main relay
Engine control module
CKP sensor
CKP sensor
O2 sensor
Exhaust manifold temp. sensor
Ignition coil


Suzuki Models / Horsepower / Model Years

DF4 DF4 DF6 DF9.9 DF15 DF25 DF30 DF40 DF50 DF50 DF40QH DF50QH DF40T DF50T DF40Y DF50Y DF70 DF80 DF90 DF100 DF115 DF175 QH T Y 4HP 5HP 6HP 9.9HP 15HP 25HP 30HP 40HP 50HP 60HP 70HP 90HP 115HP 140HP 150HP 175HP 4 5 6 9.9 15 25 30 40 50 60 70 90 100 115 140 150 175 HP 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 99 00 01 02 03 04 05 06 07 08 09 10 11 Service Manual Repair Owner's Guide Diy Boat Engine Four Stroke 4-Stroke How To Fix.