U0284 · 厂商技术资料

FORD, LINCOLN · 2019-02-06

Some 2013-2019 Fusion/MKZ and 2013-2018 C-Max vehicles with 2.0L HEV/PHEV engine may exhibit multiple drivability or electrical concerns with one or more diagnostic trouble codes, being the most common P26C3, P26CA, P26D0, P2800, P2802, U019F and U0284. On Fusion/MKZ inspect connectors C146, C1651, C1812, C168C, C1717 and C134 for signs of water entry or corrosion. On C-Max, inspect connectors C134, C140, C144, C1651, C1717 and C1812 and service as necessary. NOTE: Connector C1717 is only equipped on PHEVs for both Fusion and C-Max.

SUBARU · 2018-10-09

This bulletin announces an additional troubleshooting step to follow when diagnosing a DTC U0284: ?LOST COMMUNICATIONWITH ACTIVE GRILLE SHUTTER MODULE ?A?. Water intrusion into the harness wiring leading to connector B63 for the Active Grille Shutter (AGS) may lead to corrosion of the harness wiring and / or connector terminals and result in a communication loss with the ECM.

SUBARU · 2018-10-09

This bulletin announces an additional troubleshooting step to follow when diagnosing a DTC U0284: ?LOST COMMUNICATIONWITH ACTIVE GRILLE SHUTTER MODULE ?A?. Water intrusion into the harness wiring leading to connector B63 for the Active Grille Shutter (AGS) may lead to corrosion of the harness wiring and/or connector terminals and result in a communication loss with the ECM.

FORD · 2017-10-06

Some 2017 C-MAX vehicles built 1-Jun-2017 and through 26-Sep-2017 may exhibit an illuminated MIL with DTCs P26D0, P26CA, P059F, U019F, U0194, U091F and/or U0284. This may be due to water in the jumper harness connector C1651 and the attached connector on the active grill shutter actuator. Remove connector, clean and dry, add electrical grease Motorcraft XG-12 or equivalent to the terminals. Engineering is investigating, monitor OASIS for updates.

LINCOLN · 2016-12-02

SOME 2017 CONTINENTAL VEHICLES EQUIPPED WITH A 2.7L OR 3.0L ENGINE WITH AWD AND BUILT ON OR BEFORE 30-SEP-2016 MAY EXHIBIT AN ILLUMINATED MALFUNCTION INDICATOR LAMP (MIL), LOW OIL PRESSURE WARNING, INOPERATIVE AIR CONDITIONING (A/C) AND/OR AWD FAULT MESSAGE IN THE INSTRUMENT PANEL CLUSTER (IPC), WITH FUSE F3 OPEN IN THE BATTERY JUNCTION BOX (BJB). IN ADDITION, THE FOLLOWING DIAGNOSTIC TROUBLE CODES (DTCS) P0034, P0245, P0480, P0481, P0645, P06A0, P06DB, P0A15, P0AB7, P2602, P2681, U0284 AND/OR OTHER COMMUNICATION DTCS MAY BE PRESENT. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.

FORD, LINCOLN · 2014-01-13

LINCOLN/FORD: SOME VEHICLES WOULD EXPERIENCE DIAGNOSTIC TROUBLE CODE (DTC) U0284, THE ILLUMINATION OF EITHER THE ENGINE LAMP OR WRENCH DISPLAY. MODEL 2013 MKZ, FUSION. *PE UPDATED 3/12/14. *PE

CADILLAC · 2012-10-22

This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Code P059F and or U0284. Technician will need to inspect the upper close-out baffle and reposition the baffle as necessary. Technician should also inspect the forward harness for being misrouted and contacting the door.