Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSHYUNDAI2003ACCENT L4-1.5LREPAIR AND DIAGNOSISSPECIFICATIONSELECTRICAL SPECIFICATIONSBATTERY
2003 Hyundai Accent L4-1.5L
Battery
2003 Hyundai Accent L4-1.5LSECTION Battery
Type MF55AH
Ampere hour(5 HR) 44 A
Cold cranking[at -17.8 °C (0° F)] 500 A
Reserve capacity 85 min.
Specific gravity [at 25 °C (77 °F)] 1,280 ± 0.01
NOTE:
- COLD CRANKING AMPERAGE is the amperage that the battery can delivery for 30 seconds and maintain a thermal voltage of 7.2 volts or greater at a specified temperature.
- RESERVE CAPACITY RATING is the amount of time a battery can deliver 25 A and maintain a minimum terminal voltage of 10.5 volts at 26.7 °C (80 °F).

Ampere hour(5 HR) 44 A
Cold cranking[at -17.8 °C (0° F)] 500 A
Reserve capacity 85 min.
Specific gravity [at 25 °C (77 °F)] 1,280 ± 0.01
NOTE:
- COLD CRANKING AMPERAGE is the amperage that the battery can delivery for 30 seconds and maintain a thermal voltage of 7.2 volts or greater at a specified temperature.
- RESERVE CAPACITY RATING is the amount of time a battery can deliver 25 A and maintain a minimum terminal voltage of 10.5 volts at 26.7 °C (80 °F).
Tightening Torque:
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.