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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 63 (Power Distribution Module Diagnosis (HEV)) >> DTC B1991: Immobilizer TX Short Circuit To Ground >> General Information >> DTC Description

DTC Description

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This code is outputted when the immobilizer data circuit is shorted to ground.

(In this case, it is not possible to get authorization although the fob is in the holder.)