2007-2009 Suzuki LTZ90 factory service manual, Page 202Get this manual
ELECTRICAL SYSTEM
Step 1) Measure the starter relay voltage at the starter relay connectors (between YGand BW -) when the starter button is pushedIs voltage OK?
Go to Step Faulty engine stop switch Faulty starter button Faulty parking brake switch Faulty ignition switch Poor contact of connector Open circuit in wiring harness