Diagnosis Procedure
- 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?
YES >>
Refer to DTC DESCRIPTION (U1327-52) or DTC DESCRIPTION (U1327-54).
NO >>
GO TO 2.
- CHECK MAC DIAGNOSIS
With M.U.T.-III SE
Perform "MAC Diagnosis" mode of "BCM" using M.U.T.-III SE.
Is DTC U2176-57 detected with DTC U2140-57, DTC U2152-57 (with Ml PILOT Assist) and DTC U2175-57 (with around view monitor control unit) at the same time?
YES (all DTC codes are detected at the same time) >>
Replace BCM. Refer to REMOVAL AND INSTALLATION .
NO (all DTC codes are not detected at the same time) >>
GO TO 3.
- CHECK NETWORK-DTC
Check CAN communication system. Refer to TROUBLE DIAGNOSIS FLOW CHART .
Is the inspection result normal?
YES >>
INSPECTION END
NO >>
Repair or replace faulty parts.