Yamaha YFM45FAR Service Manual page 390

4.Four-wheel drive relay 1
Remove the four-wheel drive relay 1 from
G
the wire harness.
Connect the pocket tester (Ω × 1) and the
G
battery (12 V) to the four-wheel drive relay
1 terminals.
Tester (+) lead →
Brown/Black terminal 1
Tester (–) lead → Black terminal 2
Battery (+) terminal →
Battery (–) terminal →
Tester (+) lead →
Brown/Black terminal 1
Tester (–) lead → Brown/Red terminal 5
Check the four-wheel drive relay 1 for
G
continuity.
5.Four-wheel drive relay 2
Remove the four-wheel drive relay 2 from
G
the wire harness.
Connect the pocket tester (Ω × 1) and the
G
battery (12 V) to the four-wheel drive relay
2 terminals.
Tester (+) lead →
Black/Yellow terminal 1
Tester (–) lead → Black terminal 2
Battery (+) terminal →
Battery (–) terminal →
Tester (+) lead →
Black/Yellow terminal 1
Tester (–) lead → Brown/Red terminal 5
Check the four-wheel drive relay 2 for
G
continuity.
2WD/4WD SELECTING SYSTEM
*
C0NTINUITY
Brown/Red terminal 3
Blue/Green terminal 4
CONTINUITY
Brown/Red terminal 3
Blue/Red terminal 4
CONTINUITY
*
NO CONTINUITY
Replace the four-wheel drive relay 1.
NO CONTINUITY
Replace the four-wheel drive relay 2.
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