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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC U1000 Or DTC U1001: Can Communication Line >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2002 Nissan Maxima and 2002 Infiniti I35. However, it is still accessible from the selected car via links, so may be relevant.

Malfunction is detected when ECM can not communicate to other control unit, or ECM can not communicate for more than the specified time. Possible cause is: CAN communication line is open or shorted.

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