Code No. U1195 Coding not completed


caution
  • If diagnosis code No. U1195 is set, diagnose the CAN bus lines.
  • When replacing the ECU, always check that the communication circuit is normal.

DIAGNOSTIC FUNCTION



JUDGEMENT CRITERIA


Check Conditions
  • When all the following conditions are met.

  1. Coding is not completed.
  2. For 5 seconds since the start of the reception of ignition status signal (ON or during cranking) transmitted from ETACS-ECU.
Judgment Criterion
  • Any of the coding is not completed normally.

PROBABLE CAUSES



  • Malfunction of the CAN bus line
  • Variant coding for ETACS-ECU has not been implemented.
  • Malfunction of OSS-ECU
  • ETACS-ECU malfunction

DIAGNOSIS PROCEDURE


1.
2.
3.