DESCRIPTION

The CAN is for sending and receiving the information for TCS(ESP) control, between the HECU and ECM/TCM.

DTC DETECTING CONDITION

DTC No

Condition

Possible Cause

C1616

In case CAN BUS off state continued for more than 100ms.

-

Open/short in CAN bus circuit.

-

Faulty CAN bus

-

Faulty HECU

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 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?

▶ Check and repair harness and connector.

▶ Check the PCM (refer to EE or TR).

Яндекс.Метрика