Suzuki 125 Service Manual page 75

74 RV125K7 ('07-MODEL)
Check 3
1) Click the button 1 and increase the "Spec" 2 to 1 300 rpm
slowly.
2) Check that the "Desired idle speed" 3 is nearly equal to the
"Spec" 2. Also, check that the air volume 4 of the ISC duty
.
increases
Check 4
1) Increase the "Spec" 1 to 1 900 rpm.
2) Check that the "Desired idle speed" 2 is approx. 1 900 rpm.
3) Check that the "Engine speed" 3 is close to 1 900 rpm.
NOTE:
Be careful not to increase the "Spec" to more than 3 000 rpm, or
the "Engine speed" may reach the upper limit.
If the ISC valve does not function properly, replace the ISC valve (Page 88) or inspect the ISC valve
(Page 91).
"42" (P01650) IG SWITCH CIRCUIT MALFUNCTION
* Refer to the RV125K3 6-28 for details.