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Home >> Infiniti >> 2017 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 428 (Security Control System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC B26F4: Starter Control Relay >> DTC Description >> DTC Detection Logic

DTC Detection Logic

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DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B26F4

START CONT RLY OFF

(Starter control relay off)

Diagnosis condition

Ignition switch ON

Signal (terminal)

CAN communication signal

Threshold

BCM requests IPDM E/R to turn starter control relay ON, but BCM cannot receive starter control relay ON state signal from IPDM E/R (CAN).

Diagnosis delay time

1 second or more