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.

2021 Toyota 4Runner TRD ProFACTORY OEM SERVICE PROCEDURE

Removal [08/2015 - ]: Procedure

REMOVE LOWER INSTRUMENT PANEL SUB-ASSEMBLY
1. Remove the lower instrument panel (Refer to REMOVAL [08/2015 - 08/2019] , or refer to REMOVAL [08/2019 - 08/2022] , or refer to REMOVAL [08/2022 - ] ).
REMOVE ECM

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Disconnect the 6 connectors.
2. Remove the bolt, nut and ECM.
REMOVE ECM BRACKET

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Remove the 2 screws and ECM bracket.
REMOVE NO. 2 ECM BRACKET

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Remove the 2 screws and No. 2 ECM bracket.

Factory Service Tools

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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.