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Ignition Spark Check

WARNING: Without disconnection of injector coupler, combustible gas may come out from spark plug holes during this test and may get ignited in engine room.
  1. Remove surge tank cover.
  2. Disconnect injector coupler (1).
  3. Remove spark plug and check it for condition and type, referring to "SPARK PLUG INSPECTION ".
  4. If OK, connect ignition coil coupler to ignition coil assembly and connect spark plug to ignition coil assembly. Ground spark plug.
  5. Crank engine and check if each spark plug sparks. If no spark is emitted, inspect the related parts as described under "Ignition System Symptom Diagnosis:".
  6. After checking, install spark plug referring to "SPARK PLUG REMOVAL AND INSTALLATION ".
  7. Connect injector coupler (1).
    Fig 1: Identifying Injector Coupler
    G04098196Courtesy of SUZUKI OF AMERICA CORP.
  8. Install surge tank cover.
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