Yamaha YZF-R125 Quiz
Electrical system

Checking the stator coil

In this manual: Electrical system
General information — 15Specifications — 14Periodic checks and adjustments — 41Chassis — 67Engine — 76Cooling system — 12Fuel system — 10Electrical system — 61Troubleshooting — 13
~1min read

1. Disconnect:

  • Stator coil coupler (from the wire harness)

2. Check:

Stator coil resistance Out of specification → Replace the crankshaft position sensor/stator assembly.


a. Connect the pocket tester ( ×
1) to the stator coil coupler as shown.



Checking the stator coil

b. Measure the stator coil resistance.

Test yourself

A quick Yamaha YZF-R125 quiz: every answer comes with an explanation and a link to the manual page.