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Diagnosis Procedure
1.CHECK SELF-DIAGNOSTIC RESULT OF TCU
With M.U.T.-III SE
Check “Self Diagnostic Result” of “IVC” using M.U.T.-III SE.
Is any DTC detected?
Perform trouble diagnosis for detected DTC. Refer to DTC Index.
.
 
2.PERFORM DTC CONFIRMATION PROCEDURE AGAIN
With M.U.T.-III SE
  1. Turn ignition switch ON.
  2. Erase DTC.
  3. Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC B2740-82 detected again?
Replace sonar control unit. Refer to Removal and Installation.
INSPECTION END