2001 Edition Yamaha F225A and LF225A Outboards Service Manual, Page 263Get this manual
Power trim and tilt electrical system Checking the fuse
1Check the fuse for continuityReplace if there is no continuityPower trim and tilt relay continuity Sky blue (Sb) Black (B) Light green (Lg) Black (B) Terminal Terminal Terminal Terminal Terminal Terminal Terminal Terminal Continuity Continuity No continuity
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2Connect the digital circuit tester between power trim and tilt relay terminals and 33Connect the light green (Lg) lead to the positive battery terminal and the black (B) lead to the negative battery terminal as shown4Check for continuity between terminals and 3Replace if there is no continuity