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Diagnosis Procedure
1.CHECK DTC PRIORITY
If DTC U1327-52 is displayed with DTC U1327-54, first perform the trouble diagnosis for DTC U1327-54.
Is DTC U1327-54 detected?
Refer to DTC Description.
.
 
2.PERFORM MAC KEY WRITING
With M.U.T.-III SE
  1. Perform “MAC key writing”. Refer to Description.
  2. Perform “MAC Diagnosis” of “BCM” using M.U.T.-III SE.
Is DTC U1327-52 detected as the current malfunction?
.
INSPECTION END.
 
3.REPLACE BCM
Replace BCM. Refer to Removal and Installation.
: INSPECTION END