2012 Acura TSX 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

12 Alternator / Generator parts for the 2012 Acura TSX come from 9 brands — REMY, TERREPOWER, WAI GLOBAL and 6 other brands. The "Popular" part is TYC 211390.

The New section lists 4 options from TYC, REMY, TERREPOWER and 1 other brand — brand-new units rather than rebuilt ones. TYC 211390 is listed in this group.

The Remanufactured section lists 8 options from DENSO, TERREPOWER, ACDELCO and 5 other brands — factory-rebuilt units with new wear components. DENSO 2100644 is listed in this group.

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

5 Alternator / Generator End Bearing parts are listed for the 2012 Acura TSX, from WJB / INMOTION PARTS, BCA, NATIONAL and 2 other brands. WJB / INMOTION PARTS RB63032RS carries the "Popular" badge.

In the Economy grade, WJB / INMOTION PARTS supplies 1 part: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS RB63032RS.

The Standard Replacement section lists 4 options from BCA, NATIONAL, SCHAEFFLER and 1 other brand — built to original-equipment specification. BCA NB303CC is listed in this group.

This group includes WJB / INMOTION PARTS RB63032RS, BCA NB303CC and NATIONAL 303CC and the remaining parts above.

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

One part is listed for the 2012 Acura TSX — ACKOJA A26230002.

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 are listed for the 2012 Acura TSX, from ACDELCO, BOSCH, DEKA and 3 other brands. ACDELCO 51RAGM carries the "Popular" badge.

Part numbers include ACDELCO 51RAGM, BOSCH S6594B and DEKA 9A51RT, 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

LITTELFUSE supplies the 7 Fuse parts for the 2012 Acura TSX. LITTELFUSE MIN20 carries the "Popular" badge.

The 10 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE LMIN10 is listed in this group.

In the 15 Amp grade, LITTELFUSE supplies 1 part: 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 supplies 1 part: 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 30 Amp section lists 2 options from LITTELFUSE — 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, LITTELFUSE supplies 1 part: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE JCAS40.

In the 7.5 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE MIN75.

Listed part numbers: LITTELFUSE MIN20, LITTELFUSE LMIN10 and LITTELFUSE MIN15, plus the other parts above.

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

2 Fuse Block parts for the 2012 Acura TSX come from DORMAN.

This group includes DORMAN 926005 and DORMAN 956353.

This table covers the HID Headlamp igniters. Read more

One part is listed for the 2012 Acura TSX — DORMAN 601167.

This table covers the HID Lighting ballasts. Read more

5 HID Lighting Ballast parts for the 2012 Acura TSX come from 5 brands — AUTOTECNICA, ACKOJA, DORMAN and 2 other brands. The "Popular" part is AUTOTECNICA HA1319094.

This group includes AUTOTECNICA HA1319094, ACKOJA A26840003 and DORMAN 601055 and the remaining parts above.

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

FIAMM supplies the 13 Horn parts for the 2012 Acura TSX. FIAMM 7210223 carries the "Popular" badge.

In the Accessory Replacement grade, FIAMM supplies 7 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 7210223.

The Standard Replacement section: 6 options from FIAMM. FIAMM 7201223 is listed in this group.

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

23 Speed Sensor parts are listed for the 2012 Acura TSX, from HOLSTEIN, GPD, DELPHI and 7 other brands. HOLSTEIN 2VSS0099 carries the "Popular" badge.

Economy: 10 parts, from HOLSTEIN, GPD, BECK/ARNLEY and 2 other brands. A representative part number is HOLSTEIN 2VSS0099.

The Standard Replacement section: 13 options from DELPHI, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 2 other brands. DELPHI SS12518 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

8 Starter Motor parts for the 2012 Acura TSX come from 7 brands — TERREPOWER, REMY, ACDELCO and 4 other brands. The "Popular" part is ACDELCO 3362124.

The New section: 2 options from REMY and TERREPOWER. REMY 99108 is listed in this group.

The Remanufactured section: 6 options from ACDELCO, FVP, DENSO and 3 other brands. ACDELCO 3362124 is listed in this group.

This group includes ACDELCO 3362124, REMY 99108 and TERREPOWER N19009 and the remaining parts above.

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 are listed for the 2012 Acura TSX, from STANDARD MOTOR PRODUCTS and WELLS.

Part numbers include STANDARD MOTOR PRODUCTS YA199 and WELLS 5S13560.