Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2016 Nissan-Datsun Altima BaseFACTORY OEM SERVICE PROCEDURE

Disassembly And Assembly: Disassembly

NOTE:

Before disassembly, note the proper placement of the wires to the correct terminals and correct wire routing to the terminals.

Disconnect the red, white (A) and double black connector (B).
- Press the tabs on the terminals to release the locking tabs.
  
  Fig 1: Red, White (A) And Double Black Connector (B)
  Courtesy of NISSAN NORTH AMERICA, INC.
(C): Fuel pump harness connector
Release the two clips and remove the fuel temperature sensor from the pump assembly.

Fig 2: Removing Fuel Temperature Sensor From Pump Assembly
Courtesy of NISSAN NORTH AMERICA, INC.
Release the tab (A) and slide the level sensor unit module and float arm assembly up (B) to remove.

Fig 3: Removing Fuel Level Sensor Unit And Float Arm Assembly
Courtesy of NISSAN NORTH AMERICA, INC.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready Tools Compare Repair Quote Quote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.