Diagnosis Procedure
1.
CHECK DTC PRIORITY
If DTC U2175-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.
Is DTC U1327-52 or U1327-54 detected?
Refer to
DTC Description
(U1327-52) or
DTC Description
(U1327-54).
2.
CHECK MAC DIAGNOSIS
With M.U.T.-III SE
Perform "MAC Diagnosis" mode of "BCM" using M.U.T.-III SE.
Is DTC U2175-57 detected with DTC U2140–57, DTC U2152–57 (with MI PILOT Assist) and DTC U2176–57 at the same time?
(all DTC codes are detected at the same time)
Replace BCM. Refer to
Removal and Installation
.
(all DTC codes are not detected at the same time)
3.
CHECK NETWORK-DTC
Check CAN communication system. Refer to
Trouble Diagnosis Flow Chart
.
Is the inspection result normal?
INSPECTION END
Repair or replace faulty parts.
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Refer to DTC Description
(U1327-52) or DTC Description (U1327-54).
With M.U.T.-III SE (all DTC codes are detected at the same time)Replace BCM. Refer to Removal and Installation..INSPECTION ENDRepair or replace faulty parts.