Yamaha YW50AP Service Manual page 202

YP...
2. Auto choke unit resistance
8 Disconnect the auto choke unit coupler
from the wireharness.
8 Connect the pocket tester (Ωx1) to the auto
choke unit coupler lead.
Tester (+) lead→Black terminal 1
Tester (-) lead→Black terminal 2
Auto choke unit resistance:
8~12Ω at 20˚C (68˚F)
3. Wiring connection
8 Check the connection of the entire auto
choke system.
Refer to "CIRCUIT DIAGRAM" section.
*
MEETS
SPECIFICATION
AUTO CHOKE SYSTEM
OUT OF SPECIFICATION
Replace the auto choke unit.
POOR CONNECTION
Correct.
7-44
– +
ELEC
B B