Code No. B1144 ESL actuation not completed


If the control completion information cannot be received from the electric steering lock via LIN when the electric steering lock is locked/unlocked, OSS-ECU sets the diagnosis code No.B1144. At the same time, OSS-ECU displays the immobilizer certification system inspection warning screen to the multi information display of the combination meter.


Check Conditions
Judgment Criterion



STEP 1. Check of short to power supply, short of earth and open circuit in LIN line between electric steering lock connector and OSS-ECU connector

Q. Is the check result normal?

Go to Step 2.
Repair the connector(s) or wiring harness.

STEP 2. After performing the locking and unlocking operations of the electric steering lock, recheck the diagnosis code.

Q. Is the diagnosis code set?

Replace the electric steering lock and register the chassis number (Refer to ). Then go to Step 3.
Go to Step 3.

STEP 3. Check whether the diagnosis code is reset.

Q. Is the diagnosis code set?

Replace the OSS-ECU and register the chassis number (Refer to ).
Intermittent malfunction is suspected (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).