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Home >> Infiniti >> 2017 >> QX30 Premium, AWD >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Control System (DTCS) >> DTC/Circuit Diagnosis >> DTC B21DC: Electronic Ignition Switch Control Unit >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen items DTC detecting condition
(Trouble diagnosis content) [Malfunction type]
B21DC 01 Electronic ignition lock [ELECTRICAL MALFUNCTION] Diagnosis condition When ignition is ON
Signal (terminal) Power supply
Threshold Less than 7 V (sub battery)
Diagnosis delay time Less than 1 second