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Home >> Infiniti >> 2018 >> QX30 Base >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System >> Removal And Installation >> Alternator >> Inspection >> Charging Current Inspection

Charging Current Inspection

CAUTION: Before inspection, perform the following.
  • Check drive belt. Refer to Inspection .
  • Check electrical lines to battery, alternator, starter motor and on the ground point for the battery in the engine compartment for tight seating and check for a perfect condition.
  • Check ground cable between engine and body for tight seating and proper condition.
  1. Connect volt/amp(s) tester (A) with current clamp (B) as shown in the figure.
    GNSJMMIA2196Z-196Courtesy of NISSAN NORTH AMERICA, INC.

    SYMBOL

    : Alternator

    SYMBOL

    : Battery

  2. Start engine.
  3. Check charging current when apply load to battery using volt/amp(s) tester at specified engine speed.
    CAUTION:
    • Alter load resistance long enough until the maximum charging current is achieved.
    • Charging voltage must not drop below 12.7V while this inspection.

    Charging current

    : Refer to Alternator .

  4. If charging current is below the specified value, check alternator diodes.