LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2015 >> QX60 Base, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 37 (Body Control System (DTC/Circuit Diagnosis) (Except Hybrid)) >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit >> 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.
NOTE:

U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm that there are actual CAN diagnostic symptoms and a present DTC by performing the Self Diagnostic Result procedure.

CONSULT Display DTC Detection Condition Possible cause
CAN COMM CIRCUIT
[U1000]
When any listed module cannot communicate with CAN communication signal continuously for 2 seconds or more with ignition switch ON In CAN communication system, any item (or items) of the following listed below is malfunctioning.
  • Transmission
  • Receiving (ECM)
  • Receiving (VDC/TCS/ABS)
  • Receiving (METER/M&A)
  • Receiving (TCM)
  • Receiving (IPDM E/R)