Slant Detection Switch Check - Yamaha Waverunner VXS VX1800 Service Manual

5. Supply power to the ECM, and then mea-
sure the output voltage when a screw-
driver is passed under the cam position
sensor in direction "A". Replace the cam
position sensor if out of specification.
G/O
B/O
a b c
Test harness (3 pins) "1"
90890-06877
Test harness (3 pins) "1"
YB-06877
Output voltage (position a, c)
More than 4.8 V
Output voltage (position b)
Less than 0.8 V
Green/Orange (G/O)–Black/Orange
(B/O)
6. Disconnect the special service tool.
7. Install the cam position sensor. See "Cylin-
der head cover" (5-31).

Slant detection switch check

1. Disconnect the slant detection switch cou-
pler "a".
2. Supply power to the ECM, and then mea-
sure the input voltage at the slant detection
switch coupler (wire harness end). Check
the wire harness if out of specification.
B W
1
A
A
B/O L/B
Input voltage
4.75–5.25 V
Blue/Black (L/B)–Black/Orange (B/O)
3. Remove the slant detection switch. See
"Electrical box" (5-19).
4. Check the slant detection switch for conti-
nuity. Replace if out of specification.
TIP:
Make sure to turn the switch over to both the
left and right.
A
B
L/B
B
Slant detection switch continuity
Position
Normal position "A"
Overturned "B"
5. Install the slant detection switch. See
"Electrical box" (5-19).
7-26
Control system
a
UP
B/O
Blue/Black (L/B)–
Black/Orange (B/O)
No continuity
Continuity
B