Yamaha FJR1300A - Page 568

ELECTRICAL COMPONENTS
8-165
EAS28180
CHECKING THE HORNS
The following procedure applies to both of the
horns.
1. Check:
• Horn resistance
Out of specification → Replace.
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a. Disconnect the horn connectors from the
horn terminals.
b. Connect the pocket tester (Ω × 1) to the horn
terminals.
c. Measure the horn resistance.
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2. Check:
• Horn sound
Faulty sound → Adjust or replace.
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a. Connect a battery (12 V) to the horn.
b. Turn the adjusting screw in direction “a” or “b”
until the horn sound is obtained.
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EAS28190
CHECKING THE OIL LEVEL SWITCH
1. Drain:
• Engine oil
2. Remove:
• Oil level switch
(from the oil pan)
3. Check:
• Oil level switch continuity
Out of specification → Replace.
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a. Connect the pocket tester (Ω × 1) to the oil
level switch terminal as shown.
Coil resistance
1.01–1.11 Ω at 20 °C (68 °F)
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
• Positive tester probe →
horn terminal “1”
• Negative tester probe →
horn terminal “2”
1
2
Oil level switch resistance
Minimum level position
No continuity
Maximum level position
Continuity
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
Minimum level position “A”
• Positive tester probe →
white “1”
• Negative tester probe →
body ground “2”
Maximum level position “B”
• Positive tester probe →
white “1”
• Negative tester probe →
body ground “2”
a
b
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