Yamaha F40BMHD, Service Manual, Page: 500 / 537

– +
ELEC
8-35
POWER TRIM AND TILT SYSTEM (ET)
E
CHECKING THE FUSES
Refer to "CHECKING THE FUSES" on
page 8-22.
CHECKING THE BATTERY
Refer to "CHECKING THE BATTERY" on
page 3-21.
CHECKING THE POWER TRIM AND
TILT RELAY
1. Check:
• Power trim and tilt relay continuity
Out of specification
→
Replace.
2. Check:
• Power trim and tilt relay operation
No continuity
→
Replace.
Checking steps
(1) Connect the digital tester between
power trim and tilt relay terminals
and
.
(2) Connect a 12-V battery as shown.
(3) Check that there is continuity between
the power trim and tilt relay terminals.
(4) Connect the digital tester between
power trim and tilt relay terminals
and
.
(5) Connect a 12-V battery as shown.
(6) Check that there is continuity between
the power trim and tilt relay terminals.
Lg
1
Sb
2
Power trim and tilt relay continuity
Sky blue (Sb) - Black (B)
Light green (Lg) - Black (B)
Continuity
Terminal - Terminal
Terminal - Terminal
Continuity
Terminal - Terminal
Terminal - Terminal
No Continuity
Light green (Lg) lead
→ → → →
Positive terminal
Black (B) lead
→ → → →
Negative terminal
Sky blue (Sb) lead
→
→ →
→
Positive terminal
Black (B) lead
→ → → →
Negative terminal
1 –
2 –
1 +
2 +
1
+
+
2