On Board Diagnosis Logic
WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
- This is an OBD-II self-diagnostic item.
- Diagnostic trouble code "U1000 CAN COMM CIRCUIT" with CONSULT-II or 17th judgement flicker without CONSULT-II is detected when TCM cannot communicate to other control units.