Suzuki DL650 Service Manual page 381

8-24 ELECTRICAL SYSTEM
Step3
1) Measure the ignition coil primary peak voltage. (-8-25)
NOTE:
The ignition coil peak voltage inspection method is applicable only with the multi circuit tester and peak volt
adaptor.
Is the peak voltage OK?
Step4
1) lnspect the spark plug. (-2-6)
Is the spark plug OK?
Step5
1) lnspect the ignition coil. (-8-26)
Is the ignition coil OK?
YES
NO
1
YES
I
Go to Step6.
1
lmproper spark plug connection.
Go to Step5.
Faulty spark plug.
I
NO
I
Faulty ignition coil.
I
Step6
1) Measure the CKP sensor peak voltage and its resistance.
NOTE:
The CKP sensor peak voltage inspection is applicable only with the multi circuit tester and peak volt adaptor.
Is the peak voltage and resistance OK?
Faulty ECM.
Faulty wire harness.
NO
lmproper ignition coupler connection.
Faulty CKP sensor.