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Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 15 (Heater & Air Conditioning Control System (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC B2796, B2797, B2798: Communication Error >> 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 Items
(CONSULT screen terms)		 DTC detection condition Possible cause
B2796 Communication error When A/C auto amp. is not transmitting or receiving communication signal for 2 or more seconds.
  • Rear control unit
  • A/C auto amp.
  • Harness and connector

    (Communication line is open or shorted)
B2797 When display unit is not transmitting or receiving communication signal for 2 or more seconds.
B2798 When rear control unit is not transmitting or receiving communication signal for 2 or more seconds.
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