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-DATSUN2015JUKE SL, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM (EXCEPT NISMO RS ECU DIAGNOSIS & DTC TESTS U0101-P0137)DTC/CIRCUIT DIAGNOSISDTC P00B3, P00B4: ENGINE COOLANT TEMPERATURE SENSOR 2DTC LOGICDTC DETECTION LOGIC
2015 Nissan-Datsun Juke SL, 4WD
DTC Detection Logic
2015 Nissan-Datsun Juke SL, 4WDSECTION DTC Detection Logic
| DTC No. | Trouble diagnosis name (Trouble diagnosis content) |
DTC detecting condition | Possible Cause |
|---|---|---|---|
| P00B3 | RADIATOR COOLANT TEMP SEN (Radiator coolant temperature sensor circuit low) |
ECM detects the following status continuously for 5 seconds or more: A voltage signal transmitted from the engine coolant temperature sensor 2 is 0.04 V or less. |
|
| P00B4 | RADIATOR COOLANT TEMP SEN (Radiator coolant temperature sensor circuit high) |
ECM detects the following status continuously for 5 seconds or more: A voltage signal transmitted from the engine coolant temperature sensor 2 is 4.84 V or more. |
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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.