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Home >> Mazda >> 2005 >> MX-5 Miata Mazdaspeed >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System >> Battery Recharging

Battery Recharging

WARNING:
  • Hydrogen gas is produced during normal battery operation. A battery-related explosion can cause serious injury. Keep all flames (including cigarettes), heat, and sparks away from the top and surrounding area of open battery cells.
CAUTION:
  • When disconnecting the battery, remove the negative cable first and install it last to prevent damage to electrical components or the battery.
  • To prevent damage to electrical components or the battery, turn all accessories off and stop the engine before performing maintenance or recharging the battery.
  • Do not quick charge for over 30 min as it will damage the battery.
  1. Place a battery in a pan of water to prevent it from overheating. The water level should come up about halfway on the battery. Keep water off the top of the battery.
  2. Connect a battery charger to the battery and adjust the charging current as follows.
    STANDARD SPECIFICATION

    Battery type (5-h rate) Slow charge (A) Quick charge (A)/(30 min)
    S46A24L (S) (32) 3.0-4.0 20
  3. After the battery is recharged, verify that the voltage is within the specification and remains at the same value for 1 h or more  after the recharging was completed.
    • If not within the specification, replace the battery.

    Standard voltage 

    12.4 V or more 

    Fig 1: Connecting A Battery Charger To Battery
    G03637892Courtesy of MAZDA MOTORS CORP.