light YAMAHA WR 250F 2010 Workshop Manual

7-20
SIGNALING SYSTEM
SIGNALING SYSTEM
INSPECTION STEPS
If the speedometer will not operate, use the following inspection steps.
*1 marked: Refer to "CHECKING AND CHARGIN G THE BATTERY" section in the CHAPTER 3.
• Remove the following parts before inspection.
1. Headlight
• Use the following special tools in this inspection.
*1 Check battery. No good→Recharge or replace.
OK ↓
Check each coupler and wire connection. No good →Repair or replace.
OK ↓
Check multi-function display. (Input voltage) No good →Replace wire harness.
OK ↓
Check multi-function displa y. (Output voltage) No good →Replace multi-function display.
OK ↓
Check speed sensor. No good→Replace.
Pocket tester:
YU-3112-C/90890-03112