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Power Balance Test

WARNING: When performing the following procedure, be sure to observe Precautions on Fuel System Service  and PRECAUTIONS FOR ENGINE in order to reduce the risk of fire and personal injury.
CAUTION: The engine could be damaged if it is accelerated to a high RPM with an injector connector disconnected. Always perform power balance test with engine running at an idle speed.
NOTE: For identification of each cylinder, refer to PRECAUTIONS FOR IDENTIFICATION OF CYLINDER .
  1. For CVT model, place select lever in "P" and apply parking brake.

    For M/T model, place gear shift lever in "Neutral" and apply parking brake.

  2. Warm up engine to normal operating temperature.
  3. Remove engine cover. See AIR CLEANER ASSEMBLY REMOVAL AND INSTALLATION
  4. Disconnect fuel injector connector (1) for cylinder No. 1.
    Fig 1: Identifying Fuel Injector Connector For Cylinder No. 1
    G06867161Courtesy of SUZUKI OF AMERICA CORP.
  5. Check that engine speed decreases from specified idle speed.
  6. Repeat Step  4) and Step  5) for all cylinders, compare rates of engine speed decrease.
  7. If rates of engine speed decrease are not in scale, check the following items.
  8. Clear DTC. See DTC CLEARANCE
  9. Install engine cover. See AIR CLEANER ASSEMBLY REMOVAL AND INSTALLATION