2012 Hyundai Sonata 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

25 Alternator / Generator parts are listed for the 2012 Hyundai Sonata, from PURE ENERGY, REMY, TERREPOWER and 8 other brands. HL MANDO 11A1086 carries the "Popular" badge.

In the New grade, HL MANDO, WAI GLOBAL, VALEO and 5 other brands supply 11 parts: brand-new units rather than rebuilt ones. A representative part number is HL MANDO 11A1086.

In the Remanufactured grade, FVP, PURE ENERGY, ACDELCO and 3 other brands supply 14 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3342968.

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

10 Alternator / Generator Pulley parts for the 2012 Hyundai Sonata come from 6 brands — INA, CONTINENTAL, LITENS and 3 other brands. The "Popular" part is DORMAN 300857. 1 part fits every engine; the other 9 are engine-specific.

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 positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early. Read more

One part is listed for the 2012 Hyundai Sonata — HYUNDAI 371803Q010.

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 2012 Hyundai Sonata come from 3 brands — FOUR SEASONS, GPD and VDO / CONTINENTAL.

This group includes 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 the 4 Engine Control Module (ECM Computer) parts for the 2012 Hyundai Sonata.

Part numbers include BSE ECC23172M, BSE ECC23173M and BSE EM23172, among others listed above.

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

18 Fuse parts for the 2012 Hyundai Sonata come from 3 brands — LITTELFUSE, BUSSMANN and DORMAN. The "Popular" part is LITTELFUSE MIN15. Every part fits all 3 engine options (2.0L L4 Turbocharged, 2.4L L4 and 2.4L L4 ELECTRIC/GAS).

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 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 2 options from DORMAN and LITTELFUSE — grouped under the catalog's "150 Amp" designation — the notes column spells out what sets them apart. DORMAN 926011 is listed in this group.

The 20 Amp section lists 3 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 4 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.

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

5 HID Lighting Ballast parts are listed for the 2012 Hyundai Sonata, from STANDARD MOTOR PRODUCTS, ÜRO PARTS, DORMAN and 1 other brand. ÜRO PARTS 63126937223 carries the "Popular" badge. All of them fit every engine offered in the 2012 Sonata.

This group includes ÜRO PARTS 63126937223, DORMAN 601056 and SKP SK601056 and the remaining parts above.

This table covers the horns mounted in the front of the vehicle. Read more

This group shows a single part: HELLA 011225901.

This table covers the key fobs that lock, unlock and start the vehicle. Read more

DORMAN supplies both parts for the 2012 Hyundai Sonata. All of them fit every engine offered in the 2012 Sonata.

Listed part numbers: DORMAN 99104 and DORMAN 99349ST.

This table covers the replacement shells for the key fob. Read more

One part is listed for the 2012 Hyundai Sonata — DORMAN 13646.

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

13 Speed Sensor parts for the 2012 Hyundai Sonata come from 9 brands — DELPHI, STANDARD MOTOR PRODUCTS, HYUNDAI and 6 other brands. The "Popular" part is DELPHI SS12425.

The Economy section lists 3 options from BECK/ARNLEY, GPD and HOLSTEIN — the catalog's value-priced group. BECK/ARNLEY 0900026 is listed in this group.

In the Standard Replacement grade, DELPHI, STANDARD MOTOR PRODUCTS, HYUNDAI and 3 other brands supply 10 parts: built to original-equipment specification. A representative part number is DELPHI SS12425.

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

25 Starter Motor parts are listed for the 2012 Hyundai Sonata, from PURE ENERGY, REMY, TERREPOWER and 8 other brands. HL MANDO 12A1369 carries the "Popular" badge.

New: 10 parts, from PURE ENERGY, WAI GLOBAL, HL MANDO and 5 other brands. A representative part number is HL MANDO 12A1369.

Remanufactured: 14 parts, from PURE ENERGY, ACDELCO, BOSCH and 5 other brands. A representative part number is PURE ENERGY 6975S.

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

This table covers the Yaw sensors. 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

2 Yaw Sensor parts for the 2012 Hyundai Sonata come from 2 brands — AUTO 7 and WELLS. 1 part fits every engine; the other 1 is engine-specific.

Listed part numbers: AUTO 7 5200249 and WELLS 5S16638.