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.
2024 Subaru BRZ Limited, Automatic TransFACTORY OEM SERVICE PROCEDURE
Engine Coolant Temperature Sensor: Removal
- Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
- Drain engine coolant. Ref. to COOLING (H4DO)>ENGINE COOLANT>REPLACEMENT>DRAINING OF ENGINE COOLANT .
- Perform the steps below to remove the air intake boot, and place it aside so that it does not interfere with the work.CAUTION: Do not disconnect the PCV hose No. 2 (a).
- Remove the air cleaner case. Ref. to INTAKE (INDUCTION) (H4DO)>AIR CLEANER CASE>REMOVAL .
- Loosen the clamp, remove the air intake boot, and place it aside so that it does not interfere with the work.CAUTION: Be careful not to pull out the PCV hose No. 2 (a).
- Remove the fuel pipe insulator No. 1. Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>FUEL INSULATOR>REMOVAL .
- Disconnect the connector (A) and remove the engine coolant temperature sensor.
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.