C1611

DTC C1611 CAN Time-Out EMS

Description
The CAN is for sending and receiving the information for TCS (ESP) control, between the HECU and EMS/TCU.
This code shows in case that there is no signal to the CAN from EMS.

C1611:

DTC Detecting Condition

Failsafe Function
The TCS/ESP function is inhibited, while the ABS and EBD controls allowed.
The TCS/ESP warning lamp is ON, but the ABS and EBD warning lamps OFF.

Inspection Procedure
1. CHECK DTC DETECTED IN HI-SCAN
1) Clear the DTC related to the CAN, from the EMS or TCU by using the HI-SCAN.
2) Check if any DTC related to the CAN is detected again, when the ignition switch ON.
Is any DTC related to the CAN, detected again?
NO
- Problem is intermittent and the HECU memory was not cleared.
YES
- Check open/short in circuit of the CAN

2. CHECK OPEN/SHORT IN CIRCUIT OF THE CAN
1) Check an open or short in the circuit between terminal 10 of the HECU connector and terminal 4 of PCM connector.
2) Check an open or short in the circuit between terminal 11 of the HECU connector and terminal 7 of PCM connector.
Is the circuit normal?
NO
- Check and repair harness and connector.
YES
- Check the PCM.