Checking The Diodes - Yamaha V Star 950 Service Manual

EAS28050

CHECKING THE DIODES

Relay unit (diode)
1. Check:
• Relay unit (diode)
Out of specification → Replace.
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
TIP
The pocket tester or the analog pocket tester
readings are shown in the following table.
ELECTRICAL COMPONENTS
Continuity
Positive tester probe → sky
blue "1"
Negative tester probe → black/
yellow "2"
No continuity
Positive tester probe → black/
yellow "2"
Negative tester probe → sky
blue "1"
Continuity
Positive tester probe → sky
blue "1"
Negative tester probe → blue/
yellow "3"
No continuity
Positive tester probe → blue/
yellow "3"
Negative tester probe → sky
blue "1"
Continuity
Positive tester probe → sky
blue "1"
Negative tester probe → sky
blue/white "4"
No continuity
Positive tester probe → sky
blue/white "4"
Negative tester probe → sky
blue "1"
Continuity
Positive tester probe → blue/
green "5"
Negative tester probe → blue/
yellow "3"
No continuity
Positive tester probe → blue/
yellow "3"
Negative tester probe → blue/
green "5"
▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼
a. Disconnect the relay unit from the wire har-
ness.
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