2011 Kia Optima Electrical Parts

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. Read more

17 Alternator / Generator parts are listed for the 2011 Kia Optima, from PURE ENERGY, BOSCH, REMY and 7 other brands. DENSO 2116030 carries the "Popular" badge.

In the New grade, VALEO, DENSO, HL MANDO and 6 other brands supply 10 parts: brand-new units rather than rebuilt ones. A representative part number is DENSO 2116030.

In the Remanufactured grade, FVP, PURE ENERGY, BOSCH and 2 other brands supply 7 parts: factory-rebuilt units with new wear components. A representative part number is BOSCH AL4098X.

This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt. Read more

7 Alternator / Generator Pulley parts for the 2011 Kia Optima come from 6 brands — INA, DORMAN, ACDELCO and 3 other brands. The "Popular" part is DORMAN 300857.

Part numbers include DORMAN 300857, INA EA0135 and ACDELCO 37165P, among others listed above.

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. Read more

This group shows a single part: FULLRIVER FT75035.

This table covers the Battery Cooling fans. Typical signs include overheating at idle, a fan that never comes on, or a blade that hits the shroud. Confirm the fan command and the relay before replacing the assembly. Read more

3 Battery Cooling Fan parts for the 2011 Kia Optima come from 3 brands — FOUR SEASONS, GPD and VDO / CONTINENTAL.

Listed part numbers: FOUR SEASONS 76805, GPD 2312073 and VDO / CONTINENTAL PM9508.

This table covers the engine-control modules that run fuel, spark and emissions. Read more

BSE supplies both parts for the 2011 Kia Optima.

Listed part numbers: BSE ECC23174M and BSE EM23174.

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. Read more

17 Fuse parts for the 2011 Kia Optima come from 2 brands — LITTELFUSE and BUSSMANN. The "Popular" part is LITTELFUSE MIN15.

In the 10 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM10LP.

The 125 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "125 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MEG125 is listed in this group.

The 15 Amp section lists 2 options from LITTELFUSE and BUSSMANN — grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MIN15 is listed in this group.

The 150 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "150 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MEG150 is listed in this group.

The 20 Amp section lists 2 options from LITTELFUSE and BUSSMANN — grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MIN20 is listed in this group.

In the 25 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM25LP.

In the 30 Amp grade, LITTELFUSE and BUSSMANN supply 3 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.

The 40 Amp section lists 2 options from LITTELFUSE and BUSSMANN — grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE JCAS40 is listed in this group.

In the 50 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE JCAS50.

The 7.5 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM712LP is listed in this group.

This table covers the HID Lighting ballasts. Read more

One part is listed for the 2011 Kia Optima — VEMO V20840043.

This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2011 Kia Optima — HELLA 358270241.

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. Read more

6 Speed Sensor parts for the 2011 Kia Optima come from 4 brands — DELPHI, WELLS, STANDARD MOTOR PRODUCTS and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS SC579.

Listed part numbers: STANDARD MOTOR PRODUCTS SC579, DELPHI SS12405 and DELPHI SS12266, plus the other parts above.

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. Read more

16 Starter Motor parts are listed for the 2011 Kia Optima, from DENSO, PURE ENERGY, WAI GLOBAL and 10 other brands. DENSO 2816006 carries the "Popular" badge.

New: 6 parts, from DENSO, HL MANDO, PURE ENERGY and 3 other brands. A representative part number is DENSO 2816006.

Remanufactured: 9 parts, from ACDELCO, BOSCH, DENSO and 6 other brands. A representative part number is ACDELCO 3362152A.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This table covers the Starter solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

One part is listed for the 2011 Kia Optima — STANDARD MOTOR PRODUCTS SS804.