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Diagnosis Procedure
1.CHECK DTC PRIORITY
If DTC U2176-57 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 “Multi Around Monitor” using M.U.T.-III SE.
Is DTC U2176-57 detected with DTC U214F-57 and DTC U2152–57 (with MI-PILOT Assist) at the same time?
(all DTC codes are detected at the same time)Replace multi-around monitor control unit. Refer to Removal and Installation.
(all DTC codes are not detected at the same time)
 
3.CHECK NETWORK-DTC
With M.U.T.-III SE
Perform "CAN Diag".
Is the inspection result normal?
Contact Techline and report the vehicle condition.
Repair or replace root cause.