2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 122Get this manual
1D-11 Power Unit Mechanical:
Throttle Body Inspection
CAUTION
Z9J0111406008
Power Unit Removal and Installation
Do not try to adjust or remove any of the throttle body component parts (Throttle position sensor, throttle valve, throttle stop screw, etcThese components have been factory adjusted to precise specifications Clean throttle body bore by compressed air Check that throttle lever and throttle valve moves smoothly Replace throttle body if necessary
Removal 1) Relieve fuel pressureRefer to "Fuel Pressure Relief Procedure" in Section 1G (Page 1G-15)2) Drain engine oil3) Disconnect battery cables from battery4) Remove the fuel injectors and intake manifold assembly (1)Refer to "Intake Manifold Removal and Installation" (Page 1D-7)