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Home >> Infiniti >> 2005 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 488 (Security Control System (Without Intelligent Key System)) >> Ecu Diagnosis Information >> IPDM E/R (Intelligent Power Distribution Module Engine Room) >> DTC Index
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DTC Index

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
CONSULT display Fail-safe TIME(1) Refer to
No DTC is detected. further testing may be required. - - - -
U1000: CAN COMM CIRCUIT x CRNT 1 - 39 U1000: CAN COMM CIRCUIT
(1) The details of TIME display are as follows.

  • CRNT: The malfunctions that are detected now
  • 1 - 39: The number is indicated when it is normal at present and a malfunction was detected in the past. It increases like 0 → 1 → 2... 38 → 39 after returning to the normal condition whenever IGN OFF → ON. It is fixed to 39 until the self-diagnosis results are erased if it is over 39. It returns to 0 when a malfunction is detected again in the process.
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