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C1611 Lost Communication with ECM

AutoHex Online Help: Hyundai CENTENNIAL(LZ) 2006
INSPECTION PROCEDURE FOR DIAGNOSTIC TROUBLE CODES

Trouble code No.

C1611 CAN timeout EMS

C1612 CAN timeout TCU

C1613 CAN wrong matched transmission

Probable causes

[Repair]Inspect the EMS or TCU according to the instructions of Engine or TM group.

No message from EMS or TCU for 500ms

Message from A/T or M/T signal mismatch the message from ECM or TCU