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Home >> Infiniti >> 2021 >> QX50 Essential, 4WD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (3 Of 5) >> DTC/Circuit Diagnosis >> DTC P1551: Battery Current Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

P1551

00

BAT CURRENT SENSOR

(BAT CURRENT SENSOR)

Diagnosis condition

Ignition switch ON

Signal (terminal)

Battery current sensor signal and sensor power supply 1 signal.

Threshold

The signal voltage transmitted from the sensor to ECM is 0.22 V or less.

Diagnosis delay time

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