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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 6) >> Engine (ECM) >> DTC P00B3: Engine Coolant Temperature Sensor 2 >> DTC Description >> VR30DDTT engine >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

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.