2012 Acura TL 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

13 Alternator / Generator parts are listed for the 2012 Acura TL, from REMY, ACDELCO, PURE ENERGY and 6 other brands. REMY 94763 carries the "Popular" badge. All of them fit every engine offered in the 2012 TL.

In the New grade, REMY, ACDELCO, PURE ENERGY and 2 other brands supply 5 parts: brand-new units rather than rebuilt ones. A representative part number is REMY 94763.

In the Remanufactured grade, DENSO, TERREPOWER, ACDELCO and 5 other brands supply 8 parts: factory-rebuilt units with new wear components. A representative part number is DENSO 2100750.

This table covers the bearings in the alternator housing. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

3 Alternator / Generator End Bearing parts for the 2012 Acura TL come from 3 brands — MEVOTECH, SCHAEFFLER and SKF. Every part fits both the 3.5L V6 and the 3.7L V6.

Listed part numbers: MEVOTECH MB60340, SCHAEFFLER 63032RSRC3 and SKF 63032RSJ.

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

6 Battery parts for the 2012 Acura TL come from 4 brands — DEKA, EXIDE, FULLRIVER and 1 other brand. The "Popular" part is DEKA 9A3585. Every part fits both the 3.5L V6 and the 3.7L V6.

Part numbers include DEKA 9A3585, DEKA 9A34R and DEKA 9A24F, 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

15 Fuse parts for the 2012 Acura TL come from 2 brands — BUSSMANN and LITTELFUSE. The "Popular" part is BUSSMANN ATM10. Every part fits both the 3.5L V6 and the 3.7L V6.

In the 10 Amp grade, BUSSMANN and LITTELFUSE supply 3 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 3 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 3 options from BUSSMANN and LITTELFUSE — 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 30 Amp grade, LITTELFUSE supplies 2 parts: grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE MIN30.

The 40 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX40LP is listed in this group.

The 7.5 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM712 is listed in this group.

This table covers the fuse blocks that hold this vehicle's fuses. Read more

2 Fuse Block parts are listed for the 2012 Acura TL, from BUSSMANN and DORMAN. All of them fit every engine offered in the 2012 TL.

Part numbers include BUSSMANN MUSBA4 and DORMAN 956353.

This table covers the HID Headlamp igniters. Read more

This group shows a single part: DORMAN 601167.

This table covers the HID Lighting ballasts. Read more

5 HID Lighting Ballast parts are listed for the 2012 Acura TL, from AUTOTECNICA, ACKOJA, DORMAN and 2 other brands. AUTOTECNICA HA1319094 carries the "Popular" badge. All of them fit every engine offered in the 2012 TL.

Part numbers include AUTOTECNICA HA1319094, ACKOJA A26840003 and DORMAN 601055, among others listed above.

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

13 Horn parts for the 2012 Acura TL come from FIAMM. The "Popular" part is FIAMM 7210223. Every part fits both the 3.5L V6 and the 3.7L V6.

The Accessory Replacement section lists 7 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 7210223 is listed in this group.

In the Standard Replacement grade, FIAMM supplies 6 parts: built to original-equipment specification. A representative part number is FIAMM 7201223.

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

One part is listed for the 2012 Acura TL — DORMAN 99073ST.

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

25 Speed Sensor parts for the 2012 Acura TL come from 11 brands — BECK/ARNLEY, HOLSTEIN, STANDARD MOTOR PRODUCTS and 8 other brands. The "Popular" part is FAMOUS BRAND SNA1117. 7 parts fit every engine; the other 18 are engine-specific.

The Economy section lists 11 options from BECK/ARNLEY, HOLSTEIN, ATP and 3 other brands — the catalog's value-priced group. FAMOUS BRAND SNA1117 is listed in this group.

Standard Replacement: 14 parts, from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, DELPHI and 2 other brands. A representative part number is NTK AU0193.

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 are listed for the 2012 Acura TL, from TERREPOWER, PURE ENERGY, BOSCH and 7 other brands. PURE ENERGY 19016N carries the "Popular" badge. 12 parts fit every engine; the other 9 are engine-specific.

New: 9 parts, from BOSCH, TERREPOWER, PURE ENERGY and 4 other brands. A representative part number is PURE ENERGY 19016N.

Remanufactured: 12 parts, from ACDELCO, PURE ENERGY, FVP and 4 other brands. A representative part number is ACDELCO 3362247A.