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DTC B1144 ESL actuation not completed
 
 
 
 
DIAGNOSTIC FUNCTION
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 stores the DTC B1144. At the same time, OSS-ECU displays the immobilizer certification system inspection warning screen to the multi information display of the combination meter.
 
 
DTC SET CONDITION
Check Conditions
  • After OSS-ECU activation
Judgment Criterion
  • Control completion information is not received from the electric steering lock.
 
 
TROUBLESHOOTING HINT
  • Electric steering lock malfunction
  • LIN bus line malfunction
  • Malfunction of OSS-ECU
 
 
DIAGNOSIS
STEP 1. Check of short to power supply, short of ground and open circuit in LIN line between electric steering lock connector and OSS-ECU connector
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 diagnostic trouble code.
(1) Erase the DTC.
(2) Turn the power supply mode of the engine switch from OFF to ON.
(3) Check if DTC is stored.
(4) Turn the power supply mode of the engine switch from ON to OFF.
Is the DTC stored?
Replace the electric steering lock and register the VIN (Refer to ). Then go to Step 3.
Go to Step 3.
 
STEP 3. Check whether the diagnostic trouble code is stored again.
(1) Erase the DTC.
(2) Turn the power supply mode of the engine switch from OFF to ON.
(3) Check if DTC is stored.
(4) Turn the power supply mode of the engine switch from ON to OFF.
Is the DTC stored?
Replace the OSS-ECU and register the VIN (Refer to ).
Intermittent malfunction is suspected (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points - How to Cope with Intermittent Malfunction ).