Yamaha YZ250F(E) Owner's Service Manual page 28

5. Check:
• No continuity
Pocket tester
90890-03112
Analog pocket tester
YU-03112-C
TIP
• If there is no continuity, clean the terminals.
• When checking the wire harness, perform
steps (1) to (4).
• As a quick remedy, use a contact revitalizer
available at most part stores.
BASIC SERVICE INFORMATION
1-14