Code No. B1155 EEPROM fail(ESL)


DIAGNOSTIC FUNCTION



JUDGEMENT CRITERIA


Check Conditions
  • After OSS-ECU activation
Judgment Criterion
  • When the following conditions are met:

  1. EEPROM writing/reading error is detected.
  2. ECU internal circuit error is detected.

PROBABLE CAUSES



  • Electric steering lock malfunction

DIAGNOSIS PROCEDURE

Check whether the diagnosis code is reset.

Q. Is the diagnosis code set?
Replace the electric steering lock, 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 ).