Yamaha Waverunner VXS VX1800 User Manual

Control system
7-28
3. Disconnect the ECM coupler “b”, and then
check the continuity between the ECM
coupler terminals (wire harness end) and
ground. Replace the wire harness if there
is no continuity.
4. Connect the ECM couplers.
Earth plate check
1. Remove the earth plate.
2. Check the continuity between each termi-
nal “a” and the housing “b”. Replace the
earth plate if there is no continuity.
3. Install the earth plate. See “Cylinder block
and electrical part” (5-67).
Input voltage
12 V (battery voltage)
Terminal “27”–Ground
bac
27
a
62
46
67
70
ba
ab
ECM circuit continuity
Terminal “46”–Ground
Continuity
Terminal “62”–Ground
Terminal “67”–Ground
Terminal “70”–Ground
b
a

Yamaha Waverunner VXS VX1800 Specifications

General

Brand	Yamaha
Model	Waverunner VXS VX1800
Category	Boat
Language	English