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Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Security Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC B2191-00: Difference Of Key >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2191-00

DIFFERENCE OF KEY

Diagnosis condition

Ignition switch ON

Signal (terminal)

--

Threshold

The ID verification results between BCM and Intelligent Key are NG. The registration is necessary.

Diagnosis delay time

1 second or less

POSSIBLE CAUSE 

Intelligent Key