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Generator Test (Overcharged Battery Check)

  1. To determine battery condition, refer to BATTERY DESCRIPTION .
  2. If obvious overcharge condition exists as evidenced by excessive spewing of electrolyte, measure generator "B" terminal voltage at engine 2000 RPM.
    Fig 1: Voltage Graph
    G04807712Courtesy of SUZUKI OF AMERICA CORP.
  3. If measured voltage is higher than upper limit value, proceed to GENERATOR DISASSEMBLY AND ASSEMBLY .
  4. Check ground of brushes. If brushes are not grounded, replace IC regulator. Then check field coil for grounds and shorts, referring to GENERATOR INSPECTION .