Smart Key Fob Battery

After a few years of daily use, the coin cell battery inside the "Intelligent" or "Smart" key fob remote control for a sixth generation (2019, 2020, 2021, 2022 and refreshed or facelifted 2023 & 2024) Nissan Altima can become weak or stop working entirely.

Check out the DIY guide for changing the key fob battery (with the compatible replacement part number) by clicking on the text link above or the thumbnail image.

Map Light Bulbs

If you need to change a burnt out map light bulb in the overhead console of your 6th generation Nissan Altima (or upgrade them both to brighter LED units), take a look at the DIY directions for the procedure by clicking on the text link above or the thumbnail image on the left.

Vanity Mirror Light Bulb

If you need to change a burnt out vanity mirror light bulb located in the sun visor of your Nissan Altima or upgrade it to a brighter LED unit, click on the text link above or the thumbnail image on the left.

Cabin Air Filter Change

If the air conditioning system in your 6th generation (2019, 2020, 2021, 2022 and the revised 2023 & 2024 model years) Nissan Altima isn't working as well recently, you probably need to clean or change the cabin air filter element located in the HVAC blower motor housing.

To view the DIY tutorial for the procedure (with the compatible replacement part numbers), click on the text link above or the thumbnail image on the left.

Dome Light Bulbs

If you need to change a burnt dome light bulb in your Nissan Altima, or upgrade both of them to brighter LED units, check out the DIY directions for the procedure (with the compatible replacement part number) by clicking on the text link above or the thumbnail image on the left.

License Plate Light Bulbs

If you need to change a burnt out license plate light bulb in the trunk lid of your sixth generation (2019, 2020, 2021, 2022 and the revised 2023 & 2024 model years) Nissan Altima or upgrade them both to LED bulbs, take a look at the DIY tutorial for the procedure (with the compatible replacement part number), click on the text link above or the thumbnail image on the left.

Door Panel Removal

If you'd like to upgrade the OEM front door speakers in your Nissan Altima, you'll first need to take off the plastic interior door panels.

To view the DIY instructions for the procedure (with the compatible replacement aftermarket speaker sizes), click on the text link or thumbnail image.

Tail Light Bulbs Change

The main tail light housings of a 6th generation (2019, 2020, 2021, 2022, 2023 and 2024) Nissan Altima contain the brake (stop), reverse (back-up) and side marker light bulbs.

Check out the DIY guide for changing these three bulbs (with the part numbers) by clicking on the text link above or the thumbnail image on the left.

Reverse & Parking Bulbs

The reverse (back-up or backup) light bulb and rear parking light bulb are located in a smaller housing attached to the trunk lid.

To view the DIY directions for changing the bulbs (with the part numbers), click on the text link above or the thumbnail image on the left.

Shift Lock Release

If the 12V car battery in your Altima is dead or you lost the ignition key and the vehicle needs to be towed, you'll have to use the shift lock release mechanism to manually move the gear selector from "P" (Park) to "N" (Neutral).

Take a look at the directions by clicking on the text link or thumbnail image.

Trunk Light Bulb Change

If you need to change a burnt out cargo area light bulb in the trunk of your Nissan Altima, check out the DIY tutorial for the procedure (with the replacement part number) by clicking on the text link above or the thumbnail image on the left.

Engine Air Filter Change

According to the maintenance schedule in the owner's manual the air filter element for the PR25DD 2.5L I4 engine should be changed every 30,000 miles (48k KM) or at least every 36 months (3 years).

To view the DIY instructions for the procedure (with the compatible replacement filter part numbers), click on the text link above or the thumbnail image on the left.

Electrical Fuse Change

The best place to start when troubleshooting any electrical problem with your 6th generation Nissan Altima is to check for a blown fuse or a faulty relay in either the engine bay electrical panel or the interior fuse block.

Check out the DIY directions for the procedure (with the correct fuse type), by clicking on the text link above or the thumbnail image on the left.

12V Battery Change

If you've been having difficulty starting your engine on a cold morning and the original OEM 12 volt car battery is a few years old, you probably need to replace it.

To view the DIY tutorial for the procedure (with the compatible group size and part numbers), click on the text link or thumbnail image.

Headlight Bulbs Change

The headlight housings of a sixth generation (2019, 2020, 2021, 2022, 2023 and 2024) Nissan Altima contain the low beam, high beam and front side marker light bulbs.

The front turn signal and fog light bulb (if equipped) are located in a separate housing further down on the front bumper cover.

Front Turn Signal Bulb

If you need to change a burnt out front turn signal (or fog light bulb) in the front bumper cover of your Nissan Altima, check out the DIY tutorial for the procedure by clicking on the text link above or the thumbnail image on the left.

MAF Sensor Change

Some of the symptoms of a dirty, failing or faulty MAF sensor include hard starting, rough idling, engine hesitation, surging, poor acceleration, hiccups, reduced fuel economy (lowered MPG), stalling, loss of power and misfiring.

To view the DIY tutorial for cleaning or changing the mass air flow sensor for the PR25DD 2.5L I4 engine, click on the text link above or the thumbnail image on the left.

Wiper Blade Change

If you've been having difficulty seeing out of the front windshield window of your Nissan Altima when it's raining or snowing outside, you probably need to change the wiper blades.

Check out the DIY directions for the procedure with the compatible sizes and part numbers by clicking on the text link or thumbnail image.

Spark Plugs Change

According to the standard maintenance schedule, the iridium tipped OEM spark plugs for the PR25DD 2.5L I4 engine should be changed every 105,000 miles (or 168,000 KM).

Take a look at the DIY instructions for the procedure (with the compatible replacement part numbers) by clicking on the text link above or the thumbnail image on the left.