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Home >> Infiniti >> 2019 >> QX30 Pure >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (DTC/Circuit Diagnosis) (1 Of 4) >> DTC/Circuit Diagnosis >> DTC U0121: Can Communication (Electronic Stability Program Control Unit) >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.

CONSULT screen terms

DTC detecting condition

(Trouble diagnosis content)

Malfunction type

U0121

81

COMMUNICATION ERROR (LOST)

(Lost Communication With Anti-Lock Brake System (ABS) Control Module)

INVALID SERIAL DATA RECEIVED

Communication with ESP has a malfunction. Incorrect data were received.
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