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 MANUALSNISSAN-DATSUN2013JUKE SL, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM - DTCS U0101 TO P0128DTC P0125: ECT SENSORCOMPONENT INSPECTION
2013 Nissan-Datsun Juke SL, 4WD
Component Inspection
2013 Nissan-Datsun Juke SL, 4WDSECTION Component Inspection
- CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR
- Turn ignition switch OFF.
- Disconnect ECT sensor harness connector.
- Remove ECT sensor.
- Check resistance between ECT sensor terminals by heating with hot water as shown in the figure below.
ECT sensor Condition Resistance (kΩ) + - Terminal 1 2 Temperature [°C (°F)] 20 (68) 2.37 - 2.63 50 (122) 0.68 - 1.00 90 (194) 0.236 - 0.260 Is the inspection result normal?
YES: INSPECTION END
NO: Replace engine coolant temperature sensor. Refer to "EXPLODED VIEW ".
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.