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Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 5) >> DTC/Circuit Diagnosis >> DTC U040A: Can Communication (A/C Auto Amp.) >> DTC Description >> DTC Detection Logic

DTC Detection Logic

DTC No. CONSULT screen terms DTC detecting condition
(Trouble diagnosis content) Malfunction type
U040A 00 Communication error (invalid)
(Invalid Data Received From Air Conditioning Control Module)		 NO SUBTYPE INFORMATION Implausible data were received from A/C auto amp.
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