Engine Electrical System - General Information - 2.0L: Specifications

2013 Kia Optima SXLSECTION Specifications

Ignition System 

IGNITION SYSTEM SPECIFICATIONS CHART

Items Specifications
Ignition coil Primary resistance 0.62 ± 10 % (Ω)
Secondary resistance 7.0 ± 15 % (kΩ)
Spark plugs Type ZXU20HCR8
Gap 0.7 ~0.8 mm (0.0276 ~ 0.0315 in.)

Starting System 

STARTING SYSTEM SPECIFICATIONS CHART

Items Specifications
Starter Rated voltage 12V, 1.2kW
No. of pinion teeth 11
No-load characteristics Voltage 11.5V
Ampere 105A, MAX
Speed 2, 950 RPM, MIN

Charging System 

CHARGING SYSTEM SPECIFICATIONS CHART

Items Specifications
Alternator Type Battery voltage sensing
Rate voltage 13.5 V, 110A
Speed in use 1, 000 ~ 18, 000 RPM
Voltage regulator IC regulator built-in type
Regulator setting voltage External mode ECU control
Internal mode 14.55 ± 0.3V
Temperature compensation External mode ECU control
Internal mode -3.5 ± 2mV / °C
Battery Type 54-26GL
Cold cranking amperage (at -18°C (-0.4°F)) 600A
Reserve capacity 110 min
Specific gravity (at 25°C (77°F)) 1.280 ± 0.01
CAUTION:
  • COLD CRANKING AMPERAGE is the amperage a battery can deliver for 30 seconds and maintain a terminal voltage of 7.2V or greater at a specified temperature.
  • RESERVE CAPACITY RATING is amount of time a battery can deliver 25A and maintain a minimum terminal voltage of 10.5V at 26.7°C (80.1°F).
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.