Introduction

This guide shows you how to replace a mass air flow sensor on a 2015 Nissan Altima. By replacing the mass air flow sensor, we aim to restore optimal air intake measurement and enhance the performance and fuel efficiency of the vehicle, thereby contributing to the overall satisfaction of the vehicle owner. Before starting the steps of replacing the sensor you should first unplug the battery to prevent electrical shock. Be sure to power off the ignition, place the car in park, and engage the parking brake.

  1. GEBl2jr5PVlJBKhO
    GEBl2jr5PVlJBKhO
    YeyWysM1HWJaSWrC
    2eLXpDpwvXjExBDM
    • Open the driver's side door where the hood release is located.

  2. 3QndoXW6VxRGHGDZ
    3QndoXW6VxRGHGDZ
    ChCshcXUBPsMkmqd
    SHAPOHQCHuEDLrXn
    • Connect a scanner by clicking it into the obd2 port.

  3. ZAQYD1kYUBjURbZJ
    ZAQYD1kYUBjURbZJ
    aClnZa3YQEvbCPAT
    fLpUVmTcTeGecm6d
    • Run the code through the scanner.

  4. jF5gqnAYOUDnd5Cl
    jF5gqnAYOUDnd5Cl
    HDA3XhHJfPHQxbLy
    uBGCXdLBvURdOLG2
    • Open up the hood latch.

    • Locate front hood holder and lift it up for safety.

  5. ghhtdJMmbov2SXDy
    ghhtdJMmbov2SXDy
    16BXcOHTmo6WxQ4I
    uYYAZWDIGbvwHlnj
    • Locate the battery and a positive and negative terminal.

    • The Positive terminal.

    • The Negative terminal.

    • Be careful risk of electrical shock

  6. HxtIGGkr1hC2m5Vh
    HxtIGGkr1hC2m5Vh
    A2iboW1ukoyUZHQp
    LJFp3MRGXaWsBvbE
    • Unscrew the positive terminal with a 10mm wrench by turning it counterclockwise.

  7. IReIgVqWqDuAHyxg
    IReIgVqWqDuAHyxg
    f4OybA1eOlaJAYLe
    62rYamdKWMIpWTac
    • Unscrew the negative terminal with a 10mm wrench by turning it counterclockwise.

  8. hUhrFR4jBLwB15Cm
    hUhrFR4jBLwB15Cm
    FdjJemox1WruAY2O
    VVP41UDYYBYJGGEC
    • Unplug the mass air flow sensor by pushing in the pull tabs and pulling upwards.

  9. shJxVKOhAaZudWZi
    shJxVKOhAaZudWZi
    wNviqXKECAxEDZyc
    RADocLXcscO3Swcg
    • Remove the screws with a Phillips #1 screwdriver by turning them counterclockwise.

  10. 1V1dUjVmIjFaCjvD
    1V1dUjVmIjFaCjvD
    ZqMXBtp4FSCJMyBM
    VmojgHYcKjLl1ygZ
    • Remove the old sensor by pulling it off and replace with a new one.

  11. wkND3S1YISv5QkFX
    wkND3S1YISv5QkFX
    5fFQtltxYRwKS6iK
    • Screw back on the screws with a Phillips #1 screwdriver by turning them clockwise.

  12. wQCMGQPDhsrku2t4
    wQCMGQPDhsrku2t4
    xbWJy5JJcFIBbZQV
    jEHcNQcXaESMuEPf
    • Click the sensor in place.

    • Plug in the battery by following steps 6 and 7 in reverse order.

  13. AI21bBxA1QqV6AG1
    AI21bBxA1QqV6AG1
    TMlOUQmDWvWWnHc1
    NKNqsqSaktrZuDPR
    • Run the scanner again and make sure no check engine light is on and no trouble codes appear.

Jay-z Gonzalez

Member since: 23/01/24

223 Reputation

0 comments