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.

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HOMESERVICE MANUALSTOYOTA2025HIGHLANDER HYBRID LIMITEDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROL SYSTEMSENGINE CONTROL SYSTEM (A25A-FXS) - SERVICE INFORMATIONKNOCK SENSORREMOVAL [12/2019 - 10/2021]PROCEDURE

2025 Toyota Highlander Hybrid Limited

Removal [12/2019 - 10/2021]: Procedure

2025 Toyota Highlander Hybrid LimitedSECTION Procedure

REMOVE INTAKE MANIFOLD
Refer to REMOVAL [12/2019 - 10/2021]

REMOVE KNOCK CONTROL SENSOR

Disconnect the knock control sensor connector.

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Remove the bolt and knock control sensor from the cylinder block sub-assembly.
NOTE:
If the knock control sensor has been struck or dropped, replace it.

RENDER: 1.0x

NO RELATED

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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.