DTC    C1288    Error in Matching of ECUs

for Preparation Click here


DESCRIPTION

The skid control ECU stores this DTC when the previously learned values in the VSC system and the engine information sent from the ECM are inconsistent, or when the learning has not completed after the skid control ECU (brake actuator assembly) is replaced with a new one.

DTC No.
DTC Detection Condition
Trouble Area
C1288
ECM does not match.
ECM

INSPECTION PROCEDURE

1.CHECK CAN COMMUNICATION SYSTEM
  1. Check if a CAN communication system DTC is output (Click here).

    Result:

    Result
    Proceed to
    DTC is not output.
    A
    DTC is output.
    B


B
INSPECT CAN COMMUNICATION SYSTEM (Click here)
A


2.PERFORM SYSTEM VARIANT LEARNING
  1. Perform system variant learning (Click here).

    HINT:
    1. System variant learning is automatically performed immediately after Test Mode is entered.
    2. If learning has not yet been performed, the slip indicator light will remain on and DTC C1288 will be stored.

NEXT


3.RECONFIRM DTC
  1. Turn the ignition switch off.

  1. Clear the DTCs (Click here).

  1. Turn the ignition switch off.

  1. Start the engine.

  1. Check if the same DTC is output (Click here).

    Result:

    Result
    Proceed to
    DTC C1288 is not output.
    A
    DTC C1288 is output (for 2GR-FE).
    B
    DTC C1288 is output (for 2AR-FE).
    C
    DTC C1288 is output (for 6AR-FSE).
    D

    HINT:
    If troubleshooting has been carried out according to Problem Symptoms Table, refer back to the table and proceed to the next step before replacing parts (Click here).


B
REPLACE ECM (Click here)

C
REPLACE ECM (Click here)

D
REPLACE ECM (Click here)
A

END