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HOMESERVICE MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 639 (CHARGING SYSTEM)BATTERY INSPECTIONBATTERY
2008 Mazda 6 s Sport, 4D Hatchback, Standard

Battery Inspection: Battery

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Battery
WARNING: This page is about a different car, the 2008 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect the battery as follows:
    BATTERY INSPECTION CHART

    Step Inspection Action
    1 Measure the battery positive voltage. 12.4 V or more Go to Step 3.
    Less than 12.4 V Go to the next step.
    2 Quick charge for 30 min  and recheck voltage. 12.4 V or more Go to the next step.
    Less than 12.4 V Replace the battery.
    3 Using the battery load tester, apply load current (see LOAD TEST CHART ) and record battery voltage after 15 s  . Is voltage more than the specification? Yes Normal
    No Replace the battery.
    LOAD TEST CHART

    Battery Current load (A)
    75D23L 195
    STANDARD SPECIFICATION

    Battery temp. (°C {°F}) Minimum voltage (V)
    4 {39} 9.3
    10 {50} 9.4
    16 {61} 9.5
    21 {70} 9.6
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.