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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 74 (Driver Assistance System (DTC/Circuit Diagnosis) (BCI) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC U1522: Sonar Message >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
DTC
(On board display)		 Trouble diagnosis name DTC detecting condition Possible causes
U1522
(178)		 SONAR MESSAGE ABNORMALITY ADAS control unit detects an error signal that is received from sonar control unit via CAN communication Sonar control unit
NOTE:

If DTC "U1522" is detected along with DTC "U1000", first diagnose the DTC "U1000". Refer to DTC LOGIC .

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