2012 Nissan Altima 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

11 Alternator / Generator parts are listed for the 2012 Nissan Altima, from WAI GLOBAL, FVP, PURE ENERGY and 4 other brands. WAI GLOBAL 11258N carries the "Popular" badge.

In the New grade, WAI GLOBAL, FVP, PURE ENERGY and 2 other brands supply 5 parts: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 11258N.

In the Remanufactured grade, ACDELCO, WAI GLOBAL, BOSCH and 3 other brands supply 6 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3342726.

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

3 Alternator / Generator Pulley parts for the 2012 Nissan Altima come from 3 brands — CONTINENTAL, INA and LITENS.

Part numbers include CONTINENTAL 49724, INA EA0137 and LITENS 930011A.

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 Nissan Altima come from 6 brands — DEKA, FVP, ACDELCO and 3 other brands. The "Popular" part is DEKA 9A3585.

In the AGM (Extended Life) grade, DEKA, FVP, ACDELCO and 2 other brands supply 5 parts: grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. A representative part number is DEKA 9A3585.

In the Performance AGM (Extended Life + Increased Power) grade, FULLRIVER supplies 1 part: grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. A representative part number is FULLRIVER FT75035.

This group includes DEKA 9A3585, FVP P35AGM and ACDELCO 35AGM and the remaining parts above.

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 Nissan Altima — STANDARD MOTOR PRODUCTS A412CLT.

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

This group shows a single part: STANDARD MOTOR PRODUCTS BP100P.

This table covers the resettable circuit breakers in this vehicle's electrical system. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS FH40.

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

20 Fuse parts for the 2012 Nissan Altima come from 2 brands — BUSSMANN and LITTELFUSE. The "Popular" part is BUSSMANN ATM10.

In the 10 Amp grade, BUSSMANN and LITTELFUSE supply 4 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.

In the 100 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "100 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE PAL1100.

In the 120 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "120 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE PAL1120.

The 15 Amp section lists 5 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 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM20LP is listed in this group.

In the 30 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM30LP.

The 40 Amp section lists 1 option from BUSSMANN — 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 60 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "60 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE PAL060 is listed in this group.

The 80 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "80 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE PAL180 is listed in this group.

2 further parts sit outside the graded sections, with the same engine-level match.

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

3 Fuse Block parts are listed for the 2012 Nissan Altima, from DORMAN and WELLS.

Listed part numbers: DORMAN 924079, DORMAN 956401 and WELLS 6G1077.

This table covers the holders that carry a fuse. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS JB31.

This table covers the HID Lighting ballasts. Read more

4 HID Lighting Ballast parts are listed for the 2012 Nissan Altima, from AUTOTECNICA, DORMAN, STANDARD MOTOR PRODUCTS and 1 other brand.

Listed part numbers: AUTOTECNICA NI1313321, DORMAN 601054 and STANDARD MOTOR PRODUCTS HID113, plus the other parts above.

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

13 Horn parts for the 2012 Nissan Altima come from FIAMM. The "Popular" part is FIAMM 7210223.

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 Nissan Altima — DORMAN 99159.

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

26 Speed Sensor parts for the 2012 Nissan Altima come from 15 brands — STANDARD MOTOR PRODUCTS, SKP, BECK/ARNLEY and 12 other brands. The "Popular" part is SKP SKSC489. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by ROSTRA, WALKER PRODUCTS, DELPHI and 4 other brands.

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

18 Starter Motor parts are listed for the 2012 Nissan Altima, from PURE ENERGY, REMY, TERREPOWER and 6 other brands. TYC 119060 carries the "Popular" badge.

New: 6 parts, from WAI GLOBAL, TYC, PURE ENERGY and 2 other brands. A representative part number is TYC 119060.

Remanufactured: 12 parts, from PURE ENERGY, TERREPOWER, FVP and 5 other brands. A representative part number is PURE ENERGY 19060.

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

This group shows a single part: WELLS 5S13630.