MacBook Air (13-inch, M4, 2025) Lid Angle Sensor

Before You Begin

Warning

Read Battery Safety and follow workspace and battery handling guidelines before you begin.

Remove the following parts before you begin:

Tools

  • Nylon probe (black stick)

  • Torque driver (blue, 0.65 kgf cm)

  • Torx Plus 1IP 44 mm half-moon bit

  • Torx Plus 3IP 44 mm half-moon bit

Refer to a full list of tools required for all repairs.

Important

If you replace this part, it’s recommended to run Repair Assistant in order to finish the repair. Repair Assistant will be available on the device after you’ve completed all reassembly steps.

Note: This procedure may show images of different models, but the steps are the same. Ensure that you use the correct tools for the model you’re repairing.

Removal

Note: If you’ve already completed the removal steps, skip to reassembly.

  1. Use the blue torque driver and 3IP bit to remove the two 3IP screws (923-12557) from the audio board connector cowling.

  2. Remove the audio board connector cowling and save it for reassembly.

  3. Lift the end of the lid angle sensor flex cable off the connector.

  4. Loosen the adhesive and peel the lid angle sensor flex cable from the audio board. Note: Use the black stick as needed to disengage the adhesive between the lid angle sensor flex cable and the top case.

  5. Use the blue torque driver and 1IP bit to remove one 1IP screw (923-12568) from the lid angle sensor.

  6. Remove the lid angle sensor from the top case.

Reassembly

  1. Position the clip on the lid angle sensor flex cable so the tab and screw hole on the clip are aligned with the tab slot and screw hole on the hinge cover.

  2. Use the blue torque driver and 1IP bit to reinstall the 1IP screw (923-12568) into the lid angle sensor.

  3. Press the end of the lid angle sensor flex cable to the connector (1).

  4. Gently press the lid angle sensor flex cable to adhere it to the audio board (2).

    • Important: If you’re installing a replacement lid angle sensor flex cable, peel off the adhesive backing first.

  5. Position the audio board connector cowling over the end of the lid angle sensor flex cable.

  6. Use the blue torque driver and 3IP bit to reinstall the two 3IP screws (923-12557) into the audio board connector cowling.

Reinstall the following parts to complete reassembly:

Important

Depending on the part replaced, Repair Assistant may be available on the device to finish the repair. Learn how to initiate Repair Assistant. 

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