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 MANUALSACURA2008RDXREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMPGM-FI SYSTEMECT SENSOR 1 REPLACEMENTNOTES
2008 Acura RDX
ECT Sensor 1 Replacement: Notes
2008 Acura RDXSECTION Notes
- Drain the engine coolant (see COOLANT CHECK ).
- Remove the air cleaner (see AIR CLEANER REMOVAL/INSTALLATION ).
- Remove the charge air cooler (see REMOVAL ).
- Remove the ignition coil cover (A) and bolt (B).
- Disconnect the ignition coil connectors (C), CMP sensor A connector (D), CMP sensor B connector (E), and the EVAP canister purge valve connector (F).
- Remove the harness holder (G).NOTE: Be careful not to damage the ECT sensor 1 harness.
- Disconnect the ECT sensor 1 connector (A).
- Remove ECT sensor 1 (B).
- Install the parts in the reverse order of removal with a new O-ring (C), then refill the radiator with engine coolant (see COOLANT CHECK ).
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.