91 Electrical parts are listed for the 2002 Kia Optima, in 7 part types, covering the 2.7L V6 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The electrical system on the 2002 Kia Optima covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Speed Sensor (35 parts), Fuse (21 parts) and Starter Motor (18 parts). The other 4 part types cover the remaining 17 parts.
Every part on this page is matched to the 2.7L V6 — the only engine offered in the 2002 Kia Optima.
The most listed brands for 2002 Kia Optima electrical parts are BUSSMANN (11 parts), LITTELFUSE (10 parts) and ULTRA-POWER (4 parts), plus 29 more brands. Quality grades include Economy, Standard Replacement and New.
18 parts on this 2002 Kia Optima page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including HL MANDO 11A1064 (Alternator / Generator) and BUSSMANN ATM10 (Fuse). Click any part number to see every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HL MANDO Popular | 11A1064 | 🇺🇸 US | New | View on Amazon |
| ULTRA-POWER Popular | 11020N | 🇺🇸 US 🇨🇦 CA | RightDoor Mirror | View on Amazon |
| WAI GLOBAL Popular | 11020N | 🇺🇸 US | Valeo Unit110 Amps | View on Amazon |
| PURE ENERGY | 11020N | 🇺🇸 US | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 3342551 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| FAMOUS BRAND | 13945A | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| FVP | 11020 | 🇺🇸 US | Remanufactured | View on Amazon |
| HYUNDAI | 3730037405RM | 🇺🇸 US | Remanufactured - 110A | View on Amazon |
| PURE ENERGY | 11020 | 🇺🇸 US | Remanufactured | View on Amazon |
| REMY | 12574 | 🇺🇸 US | Remanufactured | View on Amazon |
| TERREPOWER | 11020 | 🇺🇸 US | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
11 Alternator / Generator parts are listed for the 2002 Kia Optima, from PURE ENERGY, HL MANDO, ULTRA-POWER and 7 other brands. HL MANDO 11A1064 carries the "Popular" badge.
In the New grade, HL MANDO, ULTRA-POWER, WAI GLOBAL and 1 other brand supply 4 parts: brand-new units rather than rebuilt ones. A representative part number is HL MANDO 11A1064.
In the Remanufactured grade, ACDELCO, FAMOUS BRAND, FVP and 4 other brands supply 7 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3342551.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER | FT75035 | 🇺🇸 US | BCI Group 35(Length X Width X Height) 9.45 In x 6.85 In x 8.66 In | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
This group shows a single part: FULLRIVER FT75035.
Battery Terminal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA | 00350 | 🇺🇸 US | Top Post Terminal | View on Amazon |
| DEKA | 01056 | 🇺🇸 US | Top Post Terminal Lead Free | View on Amazon |
This table covers the terminals and clamps that connect cables to the battery posts.
2 Battery Terminal parts for the 2002 Kia Optima come from DEKA.
This group includes DEKA 00350 and DEKA 01056.
Flasher
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | RY751 | 🇺🇸 US | HAZARD WARNING | View on Amazon |
| TRIDON / NOVITA | EP34 | 🇺🇸 US | Electronic Flasher | View on Amazon |
| WELLS | 1R2256 | 🇺🇸 US | HAZARD WARNING | View on Amazon |
This table covers the flasher units that blink the turn signals and hazards.
3 Flasher parts for the 2002 Kia Optima come from 3 brands — STANDARD MOTOR PRODUCTS, TRIDON / NOVITA and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS RY751, TRIDON / NOVITA EP34 and WELLS 1R2256.
Fuse
10 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | ATM10 | 🇺🇸 US 🇨🇦 CA | ATM Series10 Amp | View on Amazon |
| BUSSMANN | ATM10ID | 🇺🇸 US 🇨🇦 CA | 10 AmpeasyID | View on Amazon |
| LITTELFUSE | LMIN10 | 🇺🇸 US | Mini FuseLow Profile | View on Amazon |
| LITTELFUSE | 111001 | 🇺🇸 US 🇨🇦 CA | Smart GlowMini | View on Amazon |
| LITTELFUSE | MIN10 | 🇺🇸 US 🇨🇦 CA | Mini Fuse10A | View on Amazon |
15 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | ATM15 | 🇺🇸 US 🇨🇦 CA | 15 AmpsATM Series | View on Amazon |
| BUSSMANN | ATM15ID | 🇺🇸 US 🇨🇦 CA | easyID15 Amps | View on Amazon |
| LITTELFUSE | MIN15 | 🇺🇸 US 🇨🇦 CA | Mini Fuse15A | View on Amazon |
| LITTELFUSE | 111002 | 🇺🇸 US 🇨🇦 CA | Smart GlowMini | View on Amazon |
20 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | ATM20 | 🇺🇸 US 🇨🇦 CA | ATM Series20 Amps | View on Amazon |
| LITTELFUSE Popular | MIN20 | 🇺🇸 US 🇨🇦 CA | Mini Fuse20A | View on Amazon |
| BUSSMANN | FMX20 | 🇺🇸 US 🇨🇦 CA | 20 AmpsFMX Series | View on Amazon |
| BUSSMANN | ATM20ID | 🇺🇸 US 🇨🇦 CA | 20 AmpseasyID | View on Amazon |
| LITTELFUSE | 111003 | 🇺🇸 US 🇨🇦 CA | Smart GlowMini | View on Amazon |
| LITTELFUSE | JCAS20 | 🇺🇸 US | JCASE High Amp Fuse20A | View on Amazon |
30 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LITTELFUSE Popular | JCAS30 | 🇺🇸 US | JCASE High Amp Fuse30A | View on Amazon |
| BUSSMANN | ATM30 | 🇺🇸 US 🇨🇦 CA | 30 AmpsATM Series | View on Amazon |
| BUSSMANN | ATM30ID | 🇺🇸 US 🇨🇦 CA | ATM Series30 Amps | View on Amazon |
| BUSSMANN | FMX30 | 🇺🇸 US 🇨🇦 CA | FMX Series30 Amps | View on Amazon |
| BUSSMANN | FMX30ID | 🇺🇸 US 🇨🇦 CA | 30 AmpseasyID | View on Amazon |
| LITTELFUSE | MIN30 | 🇺🇸 US 🇨🇦 CA | Mini Fuse30A | View on Amazon |
This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse.
21 Fuse parts for the 2002 Kia Optima come from 2 brands — BUSSMANN and LITTELFUSE. The "Popular" part is BUSSMANN ATM10.
In the 10 Amp grade, LITTELFUSE and BUSSMANN supply 5 parts: grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM10.
The 15 Amp section lists 4 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM15 is listed in this group.
The 20 Amp section lists 6 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM20 is listed in this group.
In the 30 Amp grade, BUSSMANN and LITTELFUSE supply 6 parts: grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE JCAS30.
Speed Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular | SK917607 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| ATP | TE19 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| AUTOTECNICA | HY1217764 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| AUTOTECNICA | HY1217766 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| AUTOTECNICA | HY1218502 | 🇺🇸 US | Includes (1) Input and (1) Output | View on Amazon |
| BECK/ARNLEY | 0905135 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| BECK/ARNLEY | 0905158 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| BWD/NIEHOFF | SN7265 | 🇺🇸 US 🇨🇦 CA | Vehicle Speedwithout Gear | View on Amazon |
| DORMAN | 917607 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| DORMAN | 917667 | 🇺🇸 US | Vehicle Speed | View on Amazon |
| FAMOUS BRAND | SNA1022 | 🇺🇸 US 🇨🇦 CA | Inputwith Automatic Trans | View on Amazon |
| FAMOUS BRAND | SNA1034 | 🇺🇸 US 🇨🇦 CA | Vehicle Speedwith Automatic Trans | View on Amazon |
| GPD | 1815536 | 🇺🇸 US | Automatic TransVehicle Speed | View on Amazon |
| GPD | 1815499 | 🇺🇸 US | Automatic TransInput | View on Amazon |
| GPD | 1815497 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| ULTRA-POWER | 5S4878 | 🇺🇸 US 🇨🇦 CA | Vehicle Speedwith Automatic Trans | View on Amazon |
| ULTRA-POWER | 5S7710 | 🇺🇸 US 🇨🇦 CA | Fits Outputwith Automatic Trans | View on Amazon |
| VEMO | V52720095 | 🇺🇸 US | Plug (Connector): 3 Pins | View on Amazon |
| VEMO | V52720094 | 🇺🇸 US | Plug (Connector): 2 Pins | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ROSTRA Popular | 501056 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| ROSTRA Popular | 501049 | 🇺🇸 US | Speed Sensor (Transmission Speed)Input | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | SC297 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | SC329 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| WALKER PRODUCTS Popular | 2401062 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| DELPHI | SS12413 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| DELPHI | SS12414 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| HYUNDAI | 4651739000 | 🇺🇸 US | Vehicle Speed | View on Amazon |
| HYUNDAI | 4262039051 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| NTK | AU0181 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| NTK | VB0172 | 🇺🇸 US | Vehicle Speed | View on Amazon |
| STANDARD MOTOR PRODUCTS | SC330 | 🇺🇸 US | without GearVehicle Speed | View on Amazon |
| WALKER PRODUCTS | 2401064 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| WELLS | 5S7710 | 🇺🇸 US | Transmission SpeedOutput | View on Amazon |
| WELLS | 5S7708 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| WELLS | 5S4878 | 🇺🇸 US | Vehicle Speed | View on Amazon |
This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor.
35 Speed Sensor parts for the 2002 Kia Optima come from 17 brands — AUTOTECNICA, GPD, STANDARD MOTOR PRODUCTS and 14 other brands. The "Popular" part is SKP SK917607. Economy and Standard Replacement are all represented, and Economy alone accounts for 19 parts.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HL MANDO Popular | 12A1382 | 🇺🇸 US | New | View on Amazon |
| PURE ENERGY Popular | 17764N | 🇺🇸 US | View on Amazon | |
| ULTRA-POWER Popular | 17764N | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| VALEO Popular | 600232 | 🇺🇸 US | Mounting Configuration: 2 Holes, 2 ThreadedTechnical Number: S0001195923 | View on Amazon |
| ACDELCO | 3371152 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| DENSO | 2816004 | 🇺🇸 US | View on Amazon | |
| FVP | 17764N | 🇺🇸 US | New | View on Amazon |
| REMY | 99427 | 🇺🇸 US | View on Amazon | |
| SKP | SK17764 | 🇺🇸 US | Clockwise Rotation9 Teeth | View on Amazon |
| TERREPOWER | N17764 | 🇺🇸 US | View on Amazon | |
| WAI GLOBAL | 17764N | 🇺🇸 US | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 3361702 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| BOSCH | SR4118X | 🇺🇸 US | Remanufactured | View on Amazon |
| FVP | 17764 | 🇺🇸 US | Remanufactured | View on Amazon |
| PURE ENERGY | 17764 | 🇺🇸 US | Remanufactured | View on Amazon |
| REMY | 17645 | 🇺🇸 US | Remanufactured | View on Amazon |
| TERREPOWER | 17764 | 🇺🇸 US | Remanufactured | View on Amazon |
| WAI GLOBAL | 17764R | 🇺🇸 US | Power Select Reman | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
18 Starter Motor parts are listed for the 2002 Kia Optima, from PURE ENERGY, ACDELCO, FVP and 9 other brands. HL MANDO 12A1382 carries the "Popular" badge.
New: 11 parts, from HL MANDO, PURE ENERGY, ULTRA-POWER and 8 other brands. A representative part number is HL MANDO 12A1382.
Remanufactured: 7 parts, from ACDELCO, BOSCH, FVP and 4 other brands. A representative part number is ACDELCO 3361702.
Buying Electrical Parts for a 2002 Kia Optima
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 2.7L V6 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Speed Sensor and Fuse .
Frequently Asked Questions
How many electrical parts fit the 2002 Kia Optima?
Our catalog currently lists 91 electrical parts for the 2002 Kia Optima across 7 subcategories and 32 brands, covering the 2.7L V6 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2002 Kia Optima?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2002 Kia Optima was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2002 Kia Optima?
Every part on this page is matched to the 2.7L V6 engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2002 Kia Optima
Electrical Parts for Other Kia Optima Years
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