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Home >> Infiniti >> 2017 >> QX30 Sport >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance System (DTCS) (2 Of 2) >> DTC/Circuit Diagnosis >> DTC U0401: Invalid Data Received From ECM/Pcm A >> Front Camera Unit >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen terms DTC detection condition
(Trouble diagnosis content) [Malfunction type]
U0401 82 Communication error (invalid)
[Implausible data were received from control unit combustion engine.]
[SEQUENCE COUNTER INCORRECT] Diagnosis condition -
Signal (terminal) CAN communication signal
Threshold Control unit receive the invalid data from ECM
Diagnosis delay time -
U0401 83 Communication error (invalid)
[Implausible data were received from control unit combustion engine.]
[PROTECT CALCULATION ERROR] Diagnosis condition -
Signal (terminal) CAN communication signal
Threshold Control unit receive the invalid data from ECM
Diagnosis delay time -