Removal [11/2023 - ]: Procedure

2025 Toyota Highlander Limited, FWDSECTION Procedure
  1. PRECAUTION 
    NOTE:

    After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [11/2023 - ]

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 

    Refer to PROCEDURE - Step 2

  3. REMOVE COOL AIR INTAKE DUCT SEAL 
  4. REMOVE INLET AIR CLEANER ASSEMBLY 
    1. GTY1108128Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE AIR CLEANER ASSEMBLY 
    1. GTY1109168Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Pin - -
  6. REMOVE ECM 
    1. GTY1106085Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Rotate the 3 levers while pushing the locks, and disconnect the 3 ECM connectors.
        NOTE:

        After disconnecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.

      2. Remove the 2 bolts, nut and ECM.
        NOTE:

        If the ECM has been struck or dropped, replace it.

  7. REMOVE NO. 1 ECM BRACKET 
    1. GTY1108077Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE NO. 2 ECM BRACKET 
    1. GTY1076311Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

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

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.