Security Control System

U1000 CAN COMM

DTC Logic


DTC DETECTION LOGIC

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.







Diagnosis Procedure


1. PERFORM SELF DIAGNOSTIC RESULT

1.Turn ignition switch ON and wait for 2 second or more.
2.Check "SELF- DIAG RESULTS".
Is "CAN COMM CIRCUIT" displayed?
YES- Perform CAN Diagnosis as described in DIAGNOSIS section of CONSULT Operation Manual.
NO- Refer to "Intermittent Incident" Intermittent Incident.