2020 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

10 Alternator / Generator parts for the 2020 Nissan Altima come from 7 brands — TYC, FVP, PURE ENERGY and 4 other brands. The "Popular" part is TYC 211893.

The New section lists 4 options from TYC, ACKOJA and WAI GLOBAL — brand-new units rather than rebuilt ones. TYC 211893 is listed in this group.

The Remanufactured section lists 6 options from FVP, PURE ENERGY, REMY and 1 other brand — factory-rebuilt units with new wear components. FVP 11589 is listed in this group.

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

2 Alternator / Generator Pulley parts are listed for the 2020 Nissan Altima, from CONTINENTAL and LITENS.

Listed part numbers: CONTINENTAL 48708 and LITENS 920125A.

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 2020 Nissan Altima, from DEKA, FVP, EXIDE and 3 other brands. DEKA 9A47 carries the "Popular" badge. All of them fit every engine offered in the 2020 Altima.

The AGM (Extended Life) section lists 5 options from DEKA, FVP, EXIDE and 2 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A47 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 FT61047 is listed in this group.

Part numbers include DEKA 9A47, FVP P47AGM and EXIDE MXH5L247, among others listed above.

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

4 Battery Terminal parts are listed for the 2020 Nissan Altima, from BECK/ARNLEY and DORMAN. All of them fit every engine offered in the 2020 Altima.

Part numbers include BECK/ARNLEY 2060001, BECK/ARNLEY 2060002 and DORMAN 926515, among others listed above.

This table covers the Cruise Control Distance 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

One part is listed for the 2020 Nissan Altima — DORMAN 601750.

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

FIAMM supplies the 7 Horn parts for the 2020 Nissan Altima. FIAMM 72112 carries the "Popular" badge. All of them fit every engine offered in the 2020 Altima.

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 2 options from FIAMM — built to original-equipment specification. FIAMM 7421122 is listed in this group.

Part numbers include FIAMM 72112, FIAMM 7410024 and FIAMM 6602023, among others listed above.

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

This group shows a single part: DORMAN 99630ST.

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

2 Parking Aid Sensor parts for the 2020 Nissan Altima come from 2 brands — DORMAN and TECHPRO. Every part fits both the 2.0L L4 Turbocharged and the 2.5L L4.

Listed part numbers: DORMAN 684122 and TECHPRO NI1175106.

This table covers the brackets that mount the Parking Aid Sensor. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

4 Parking Aid Sensor Bracket parts for the 2020 Nissan Altima come from 2 brands — TECHPRO and VARIOUS MFR. Every part fits both the 2.0L L4 Turbocharged and the 2.5L L4.

Part numbers include TECHPRO NI1074100, TECHPRO NI1074103 and TECHPRO NI1176100, among others listed above.

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

12 Speed Sensor parts are listed for the 2020 Nissan Altima, from HOLSTEIN, SKP, STANDARD MOTOR PRODUCTS and 5 other brands. HOLSTEIN 2VSS0056 carries the "Popular" badge. 10 parts fit every engine; the other 2 are engine-specific.

In the Economy grade, HOLSTEIN, SKP, AUTOTECNICA and 2 other brands supply 7 parts: the catalog's value-priced group. A representative part number is HOLSTEIN 2VSS0056.

The Standard Replacement section: 5 options from DELPHI, NTK, STANDARD MOTOR PRODUCTS and 1 other brand. DELPHI SS11426 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

12 Starter Motor parts for the 2020 Nissan Altima come from 8 brands — TYC, PURE ENERGY, REMY and 5 other brands. The "Popular" part is TYC 134032.

The New section: 4 options from TYC, SKP and WAI GLOBAL. TYC 134032 is listed in this group.

The Remanufactured section: 8 options from PURE ENERGY, REMY, TERREPOWER and 2 other brands. PURE ENERGY 18303 is listed in this group.