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Home >> Infiniti >> 2017 >> QX30 Luxury, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 5) >> DTC/Circuit Diagnosis >> DTC P0040: A/F Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen terms DTC detecting condition
(Trouble diagnosis content) [Malfunction type]
P0040 00 Oxygen sensor 1 bank 1/bank 2
(O2 Sensor Signals Swapped Bank 1 Sensor 1/Bank 2 Sensor 1)		 NO SUBTYPE INFORMATION Air fuel ratio (A/F) sensor have been swapped.
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