2010 YAMAHA F300CA 4-STROKE OUTBOARD Service Repair Manual SN:1000001 and up

Page 65

Electronic control system

VCT control In VCT control, the engine ECM determines the appropriate intake valve opening timing according to the signals from the sensors. According to the engine operating conditions, the OCVs are operated and the VCT assemblies are advanced, retarded, or maintained in the current position to control the intake valve opening timing.

0

Pulser coil

1

Cam position sensor (PORT EX)

2

Cam position sensor (PORT IN) Cam position sensor (STBD IN)

TPS

OCV (PORT)

3

OCV (STBD)

4

Engine ECM

LPS

5

Air pressure sensor

6

Engine temperature sensor

7 8 9 10

A 2-10


Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.