Suzuki VZR1800 2007 Service Manual page 276

Check 3
1) Click the button 1 and increase the "Spec" 2 to 1 200 rpm
slowly.
2) Check that the "Desired idle speed" 3 is nearly equal to the
"Spec" 2. Also, check that the number of steps 4 in the ISC
valve position increases
"
Be careful not to increase the "Spec" to 1 500 rpm, or
the "Engine speed" may reach the upper limit.
Check 4
1) Increase the "Spec" 1 to 1 400 rpm.
2) Check that the "Desired idle speed" 2 is approx. 1 400 rpm.
3) Check that the "Engine speed" 3 is close to 1 400 rpm.
"
Be careful not to increase the "Spec" to 1 500 rpm, or
the "Engine speed" may reach the upper limit.
If the ISC valve does not function properly, inspect the ISC valve for details. (#6-18)
.
FI SYSTEM DIAGNOSIS 5-75
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