Yanmar 6BY2 - Replace Crankshaft Sensor; Replace Camshaft Sensor

ELECTRICAL AND ECU
Repair
12-24 BY Service Manual
© 2009 Yanmar Marine International
Replace Crankshaft Sensor
1. Disconnect battery negative (-) cable.
2. Remove starter motor. See Remove and Install
Starter Motor on page 10-5.
3. Disconnect harness connector from crankshaft
sensor connector (Figure 12-28, (1)).
Figure 12-28
Figure 12-28
4. Remove connector from mounting bracket
(Figure 12-28, (2)).
5. Remove screw (Figure 12-28, (3)) and remove
sensor from engine.
6. Install sensor and tighten screw
(Figure 12-28, (3)) to 9.5 N·m (84 in.-lb).
7. Install connector in bracket and connect engine
harness.
8. Install starter motor. See Remove and Install
Starter Motor on page 10-5.
9. Connect battery negative (-) cable.
10. Check and delete any trouble codes that are
registered in the ECU after the work has been
completed.
Replace Camshaft Sensor
1. Disconnect harness connector
(Figure 12-29, (1)).
Figure 12-29
Figure 12-29
2. Remove screw (Figure 12-29, (2)) and remove
camshaft sensor.
3. Check condition of seal (Figure 12-30, (1)) and
replace if necessary.
Figure 12-30
Figure 12-30
4. Install sensor and tighten screw to 2.3 N·m
(20 in.-lb).
5. Connect harness connector.
6. Check and delete any trouble codes that are
registered in the ECU after the work has been
completed.
(
3
)
(
2
)
(
1
)
0003770
(
2
)
(
1
)
0003769