2015 Toyota Corolla 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

27 Alternator / Generator parts for the 2015 Toyota Corolla come from 11 brands — TERREPOWER, WAI GLOBAL, FVP and 8 other brands. The "Popular" part is SKP SK3343029. New and Remanufactured are all represented, and Remanufactured alone accounts for 18 parts.

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

6 Alternator / Generator Pulley parts are listed for the 2015 Toyota Corolla, from LITENS, DAYCO, CONTINENTAL and 2 other brands. DAYCO 892003 carries the "Popular" badge.

Listed part numbers: DAYCO 892003, LITENS 920047A and CONTINENTAL 49963, plus the other parts above.

This table covers the Automatic Headlamp 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 Automatic Headlamp Sensor parts are listed for the 2015 Toyota Corolla, from AUTOTECNICA and WELLS.

Listed part numbers: AUTOTECNICA TY1321529 and WELLS 5S8091.

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

5 Battery parts are listed for the 2015 Toyota Corolla, from P1MAX, ACDELCO, BOSCH and 2 other brands. P1MAX PMAGM35 carries the "Popular" badge.

The AGM (Extended Life) section lists 4 options from P1MAX, ACDELCO, BOSCH and 1 other brand — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. P1MAX PMAGM35 is listed in this group.

The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT75035 is listed in this group.

Part numbers include P1MAX PMAGM35, ACDELCO 35AGM and BOSCH S6523B, among others listed above.

This table covers the Battery Current 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

This group shows a single part: STANDARD MOTOR PRODUCTS BSC118.

This table covers the clamps and brackets that secure the battery. Read more

This group shows a single part: VARIOUS MFR TO2996103.

This table covers the terminals and clamps that connect cables to the battery posts. Read more

6 Battery Terminal parts are listed for the 2015 Toyota Corolla, from BECK/ARNLEY, DORMAN, STANDARD MOTOR PRODUCTS and 1 other brand. BECK/ARNLEY 2060001 carries the "Popular" badge.

Listed part numbers: BECK/ARNLEY 2060001, STANDARD MOTOR PRODUCTS BP100P and AUTOTECNICA TY1318200, plus the other parts above.

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

4 Engine Control Module (ECM Computer) parts for the 2015 Toyota Corolla come from BSE.

Listed part numbers: BSE ECC23123M, BSE ECC23176M and BSE EM23123, plus the other parts 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

24 Fuse parts are listed for the 2015 Toyota Corolla, from BUSSMANN and LITTELFUSE. LITTELFUSE MIN15 carries the "Popular" badge.

The 10 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM10LP is listed in this group.

The 100 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "100 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE PAL1100 is listed in this group.

The 120 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "120 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FLM120 is listed in this group.

The 140 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "140 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FLM140 is listed in this group.

In the 15 Amp grade, LITTELFUSE and BUSSMANN supply 2 parts: grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE MIN15.

In the 20 Amp grade, LITTELFUSE and BUSSMANN supply 2 parts: grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE MIN20.

The 25 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM25LP is listed in this group.

The 30 Amp section lists 4 options from LITTELFUSE and BUSSMANN — grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE JCAS30 is listed in this group.

In the 40 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX40LP.

The 5 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM5LP is listed in this group.

The 50 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX50LP is listed in this group.

In the 7.5 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM712LP.

In the 80 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "80 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FLM80.

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

FIAMM supplies the 10 Horn parts for the 2015 Toyota Corolla. FIAMM 72112 carries the "Popular" badge.

In the Accessory Replacement grade, FIAMM supplies 5 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 72112.

The Standard Replacement section lists 5 options from FIAMM — built to original-equipment specification. FIAMM 7250522 is listed in this group.

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

2 Keyless Entry Remote parts for the 2015 Toyota Corolla come from DORMAN.

Listed part numbers: DORMAN 99684ST and DORMAN 99684.

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

This group shows a single part: DORMAN 92071.

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

This group shows a single part: VALEO 890000.

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

21 Speed Sensor parts are listed for the 2015 Toyota Corolla, from HOLSTEIN, BECK/ARNLEY, AISIN and 10 other brands. HOLSTEIN 2VSS0053 carries the "Popular" badge.

In the Economy grade, HOLSTEIN, BECK/ARNLEY, SKP and 3 other brands supply 10 parts: the catalog's value-priced group. A representative part number is HOLSTEIN 2VSS0053.

The Standard Replacement section: 11 options from AISIN, DELPHI, WELLS and 4 other brands. AISIN RST0061 is listed in this group.

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

21 Starter Motor parts for the 2015 Toyota Corolla come from 8 brands — WAI GLOBAL, TERREPOWER, REMY and 5 other brands. The "Popular" part is WAI GLOBAL 19049N.

The New section lists 6 options from WAI GLOBAL, BOSCH, REMY and 1 other brand — brand-new units rather than rebuilt ones. WAI GLOBAL 19049N is listed in this group.

The Remanufactured section lists 15 options from DENSO, TERREPOWER, ACDELCO and 5 other brands — factory-rebuilt units with new wear components. ACDELCO 3362250 is listed in this group.