U0284 subaru

Indicator With DTCs U012D:00, U0284:00 And/Or U042E:00 Stored In The PCM - Built On Or Before 04 -Apr -2022 Some 2022 Maverick vehicles built on or before 4-Apr-2022 equipped with 2.0L engine may exhibit a charging system warning indicator with diagnostic trouble codes (DTCs) U012D, U0284 and/or U042E stored in the powertrain control module (PCM).

U0284 subaru. Subaru Legacy BN/BS (2015-2019) Service Manual / Immobilizer (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b1572 imm circuit except antenna circuit. 1. EXCEPT FOR C0 AND C5 MODELS. DIAGNOSIS START CONDITION: • Battery voltage is 10 V or more.

With a little over 2k miles on my 2019 X3 30i I got a check engine light and I read the OBD code as P05A0. P05A0 for the BMW appears to be "P05A0 Active Grille Air Shutter "A" Stuck On". The check engine light subsequently went off after a couple of short drives but the code is saved in the car. The car is at my dealer here in Denver and ...

This article supersedes TSB 13-11-1 to update the Parts List.Subaru’s Lineartronic CVT design uses a chain rather than a cable to join the two pulleys of the CVT system as in most other CVT designs.Chevrolet TSB 17-NA-312. Some customers may comment on the Malfunction Indicator Lamp (MIL) being illuminated. The technician may find one or more of the following DTCs set: U01B0, U0284, U1345. This condition may be caused by water intrusion into the X102 electrical connector. Perform inspection of the X102 active shutter electrical connector ...In many cases, once the ignition coil goes bad, it's likely that faulty spark plugs were the culprit. This issue made up 3.58 percent of 2014 repairs. 3. Inspect for Loose Fuel Cap and Tighten ...Honoring Dr. James Herrick, the Clinical Cardiology Council awards a physician whose achievements have greatly contributed to the practice & advancement of clinical cardiology To q...Code U0284: Lost Communication With Active Grille Air Shutter 1 Motor Module. The active grille air shutter actuator closes louvers at the front bumper to enhance vehicle aerodynamics in driving situations where cooling and A/C. From your description of the accident, it's possible the active grille shutter was damaged.

Subaru manufactures its cars in two factories, one located in Japan and the other in the United States. Only the Impreza, Legacy sedan, Tribeca, and Outback are produced in the Uni...Labor: 1.0. The cost to diagnose the U0284 Lincoln code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.The Cost of Fixing U0284 Code. Cost implications can significantly vary when it comes to fixing the U0284 Code. Depending on the root cause - whether it's a simple wiring fix, a module replacement, or a software update - you could be looking at a broad range. On average, however, you might need to shell out anywhere between $200 to $500.The 2024 Subaru BRZ sports coupe features a 2.4-liter direct-injection SUBARU BOXER engine producing 228 horsepower while delivering 184 pound-feet of torque. Refined over decades of street and motorsport experience, the iconic SUBARU BOXER engine has pistons that move side to side, canceling out each other’s vibrations so it can run …Chevy Mechanic: Marcus. There are 2 wires from the chassis control module to the shutters that splice into the same wire. One is a monster for the shutter position. It is possible for the scan tool to be bale to open and close the shutters but the shutter position to be unknown by the chassis module. Please see the diagram below.13 posts · Joined 2022. #7 · Aug 24, 2022. update: figured out the issue with the grille shutter. There was a corroded wire. Subaru will not repair the wire but instead recommend replacing the entire bill head harness which is a $1700+ job. I was able to repair the wire myself in about 5 mins once the bumper was off.1 post · Joined 2014. #16 · Jan 11, 2016. took our 23 month old Crosstrek in to Hassett Subaru in Wantagh NY after the check engine light and traction control lights came on, and as with everyone else, the cruise control was blinking. Thought there may have been a slight throttle issue but we didn't use it much for a few days.

Worst 2018 Subaru Outback Problems #1: Windshield Cracks Easily 2018 Outback Average Cost to Fix: $600 Average Mileage: 8,000 mi. Learn More #2: Dead Battery 2018 Outback Average Cost to Fix: $100 ...www.maliksautorepair.comwww.facebook.com/maliksautorepairllcwww.instagram.com/maliksautorepairllcWhat does an Active Grill shutters do?Answer- Open and close...U0284, P059F - --Circuit/System Description The active grille air shutter actuator closes louvers at the front bumper to enhance vehicle aerodynamics. in driving situations where cooling and A/C loads are relatively low and high levels of front end airflow. are not required. If high levels of airflow are required the active grille air shutter ...U0284 Code - Lost Communication With Active Grille Air Shutter 1 Motor Module. How to Fix. Check the 'Possible Causes' listed above. Visually inspect the …The code U0284 indicates that the system has lost communication with Active Grille Air Shutter 1 Motor Module. The active grille air shutter actuator closes louvers at the front bumper to enhance vehicle aerodynamics in driving situations where cooling and A/C loads are relatively low and high levels of front end airflow are not required.

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176 posts · Joined 2011. #1 · Mar 17, 2023 (Edited) Hi, (fixed see my last comment) 2015 Subaru Outback 84000 miles. Active Grill Shutters stuck open. Trouble code found: U0284. Gas cap is tight. Disconnected battery for 30 minutes, touched negative to positive cable for 30 seconds, checked fuse 30, good. Shutters are clear of any debre.SPECIFICATIONS. 2015 Subaru Legacy Vehicle type: front-engine, 4-wheel-drive, 5-passenger, 4-door sedan. ESTIMATED BASE PRICE 2.5i, $22,490 2.5i Premium, $24,290Boasting a bar and views of city, Hotel Andreevsky is situated in Vinnytsya, 8.1 km from The National Pirogov's Estate Museum. Show more. 9.0. Superb. 1,331 reviews. Price from …About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...An extra set of eyes on the road and if need be, an extra foot on the brake when you drive. EyeSight ® Driver Assist Technology is the culmination of everything Subaru engineers know about safety, and Subaru has sold over 1 million EyeSight-equipped vehicles. Adding confidence to every trip, EyeSight monitors traffic movement, optimizes cruise control, and warns you if you sway outside your lane.

Logicbroker, a Connecticut-based e-commerce company focused on cloud fulfillment, secured a $135 million growth round from K1 Investment Management. Its software provides drop-ship...When it comes to SUVs, there’s no shortage of new vehicles that offer comfortable interiors, impressive fuel efficiency and the latest technology. Even so, the 2020 Subaru Forester...You have a active grill shutter that has failed. There is no power getting to the shutter. The shutter has lost a ground. In my experience the active grill shutter is generally the cause of the code and needs to be replaced. I have attached 3 documents. One is the wiring diagram for the shutter, You have 3 wire one is for communication, the ...Most likely, and most commonly on Subaru, all the warning and lights are caused by one fault. One fault in the engine system. Given the symptoms you have mentioned, there's a big possibility that the problem is related to the throttle actuator, or the throttle position sensor. ... The faults that popped up are U0284: lost communication w ...Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300Repair Information for U0284 code. Learn what Lost Communication With Active Grille Air Shutter 1 Motor Module means, location and how to repair? The active …13 posts · Joined 2022. #7 · Aug 24, 2022. update: figured out the issue with the grille shutter. There was a corroded wire. Subaru will not repair the wire but instead recommend replacing the entire bill head harness which is a $1700+ job. I was able to repair the wire myself in about 5 mins once the bumper was off.Ford TSB SSM50870. Some 2022 Broncos equipped with a 2.3L engine and built on 01-Apr-2022 and through 08-Apr-2022 may exhibit a charging system fault message displayed in the IPC and diagnostic trouble codes (DTCs) U012D, U0284 and/or U0285 stored in the powertrain control module (PCM). This may be due to a poor electrical connection at ...ISSUE: 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 …The control signal from the chassis control module, ignition, and ground circuits enables the active grille air shutter actuator to operate. If the conditions for opening the louvers are reached the chassis control module commands the active grille air shutter actuator to open the louvers. P059F Nissan Code - Active Grille Air Shutter Performance.Repair Information for U0284 code. Learn what Lost Communication With Active Grille Air Shutter 1 Motor Module means, location and how to repair? The active grille air shutter actuator closes louvers at the front bumper to enhance vehicle aerodynamics in driving situations where cooling and A/C

2019 Silverado 1500 3 codes and shutter not working. Good morning I have 3 codes on U01B0,U0284,U1345 any idea what the cause would be before I end up bringing to the dealer. I've tried to research and cannot find anything and the shutters are stuck open.

Apr 6, 2020 · The Powertrain Control Module ( PCM) continuously monitors the Local Interconnect Network (LIN) communication line for messages from the Active Grille Air Shutter Module 'A'. This Diagnostic Trouble Code (DTC) sets when the PCM does not receive the Active Grille Air Shutter Module 'A' message within the defined amount of time. U0284 Ford Code ... SPECIFICATIONS. 2015 Subaru Legacy Vehicle type: front-engine, 4-wheel-drive, 5-passenger, 4-door sedan. ESTIMATED BASE PRICE 2.5i, $22,490 2.5i Premium, $24,290About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Subject: SES Light On P059FAnd / Or U0284 Models: 2013 Cadillac ATS The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition/Concern On rare occasion, the SES light may be illuminated with either P059F and / or U0284 stored.To fix the automobile fault code u01b0, first, check the possible causes listed above. Then, visually inspect the related wiring harness and connectors. Look for any damaged components and check for broken, bent, pushed out, or corroded connector’s pins. This fix will take an estimated repair time of 1.0 hour.Page 2 May, 2021 Bulletin No.: 21-NA-077 Service Information Silverado/Sierra 1500 (New Model) and Silverado/ Sierra 1500 U0284 / U0285 If these codes are paired with any of U0632 / U0633, U01B0 and U1345, please do the following: 1. Check the fuse for the Aero shutters to ensure that it is not loose. 2.Free WiFi. Balcony. Bath. Air conditioning. Daily housekeeping. Квартира посуточно р-н жд Вокзала О9З22727ІІ is located in Vinnytsya. The property features garden and city …To diagnose the U0284 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.El DTC U0284 Nissan se refiere a un código de diagnóstico que indica un problema con el actuador de la persiana de aire de la parrilla activa. Este actuador se encarga de cerrar las persianas en el parachoques delantero para mejorar la aerodinámica del vehículo en situaciones de conducción donde la carga de enfriamiento y aire ...

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2024 Solterra. The 2024 Solterra brings the capability of Symmetrical All-Wheel Drive and 8.3 inches of ground clearance to an advanced all-electric architecture – the e-Subaru Global Platform. Starting at. $44,995*. Estimated Range. 227 Miles. A zero-emission, all-electric SUV with standard all-wheel drive.To access that key, locate the tiny button on the back of the fob. Press it and pull on the keychain to release the key. Only one side of the key works and it is only compatible with the driver's side. Once you're done, make sure you place it back into the fob. It can take a little bit of effort to push it all the way back in.Hello Everyone! First time Subaru Owner here -- working on repairing a front end collision that happened at relatively low miles for an 18MY, just 27k on the ODO. Always admired the Subaru brand but …Looking for a good read? Provide web site What Should I Read Next with your reading list—particularly books you've enjoyed—and receive recommendations for other, similar books you ...The P2227 code could have caused all these issues. ECM gets really mad when you loose the pre-throttlebody pressure sensor. Essentially goes into failsafe mode, P0299 is triggered at idle if im not mistaken when the p2227, sensor not present... (out of range) Sounds like your setup is running fine.Go to Subaru_Outback r/Subaru_Outback. r/Subaru_Outback. Subaru_Outback is a place for owners and enthusiasts to show off their rides, discuss modifications, mechanical issues, industry news, etc. ... U0122, U0155, U0284. I think it might be a blown main fuse. I tried the 3 key turn trick but no luck. Reply reply More replies ...Since communication relies on a voltage differential between the two bus lines, the CAN bus is NOT sensitive to inductive spikes, electrical fields, or other noise. The Diagnostic Trouble Code (DTC) sets when a periodic message from the Generator Control Module has not been received. U012D Ford Code - Lost Communication With Generator Control ...NHTSA ID Number: 10217833. Manufacturer Communication Number: SSM 50993 Summary. Some 2022 Maverick vehicles built on or before 4-Apr-2022 equipped with 2.0L engine may exhibit a charging system warning indicator with diagnostic trouble codes (DTCs) U012D, U0284 and/or U042E stored in the powertrain control module ().The …The Cost of Fixing U0284 Code. Cost implications can significantly vary when it comes to fixing the U0284 Code. Depending on the root cause - whether it's a simple wiring fix, a module replacement, or a software update - you could be looking at a broad range. On average, however, you might need to shell out anywhere between $200 to $500.Subaru’s Lineartronic CVT design uses a chain rather than a cable to join the two pulleys of the CVT system as in most other CVT designs. ….

An extra set of eyes on the road and if need be, an extra foot on the brake when you drive. EyeSight ® Driver Assist Technology is the culmination of everything Subaru engineers know about safety, and Subaru has sold over 1 million EyeSight-equipped vehicles. Adding confidence to every trip, EyeSight monitors traffic movement, optimizes cruise control, and warns you if you sway outside your lane.GMC TSB 15-NA-087 Make: GMC Number: 15-NA-087 Title: Stop/Start System Inhibited with Malfunction Indicator Light (MIL) Illuminated - DTC P16DC, P15FF, P305D, P305E, U01B0, U0284, U0285, U1345, U135A, U135E, U1501, U1510, U1511 Setระบบ Active Grille Shutter มีใน Outback และใส่ในForesterทุกรุ่นแล้วรถใหม่ Subaru สนใจ แคมเปญ ...=====Claim your FREE engine code eraser 👉 https://free.nonda.co 👈=====Engine Code NISSAN P015A Saving Repai...NHTSA ID Number: 10214827. Manufacturer Communication Number: SSM 50870 Summary. Some 2022 Broncos equipped with a 2.3L engine and built on 01-Apr-2022 and through 08-Apr-2022 may exhibit a charging system fault message displayed in the IPC and diagnostic trouble codes (DTCs) U012D, U0284 and/or U0285 stored in the powertrain control module ().The automobile fault code U012D diagnosis and fixing cost is influenced by several factors. The estimated repair time for this code is 1.0 hour. The cost of repair is commonly charged between $75 and $150 per hour by most auto repair shops. These factors play a significant role in determining the overall cost of fixing the U012D fault code.U0284 code on 2015 Nissan Murano afer picking up car from body shop repair wreck. Appears to run find. ... Nissan factory trained and Certified Subaru Technician. Ron. ASE Certified Technician. 744 satisfied customers. 34 years of automotive Repair. Anthony. ASE Certified Technician. 332 satisfied customers.We look forward to serving you! Visit Shingle Springs Subaru to buy a new 2023-2024 or used Subaru car or SUV. Serving drivers near Sacramento CA, Roseville CA & Folsom, CA. Call 530-677-8771 to test drive a Subaru today!The supervision time-out period is 250 ms. Each message contains the identification number of the transmitter module. The Diagnostic Trouble Code (DTC) sets when a periodic message from the Battery Monitor Module has not been received. U01B0 Code - Lost Communication With Battery Monitor Module.1 post · Joined 2014. #16 · Jan 11, 2016. took our 23 month old Crosstrek in to Hassett Subaru in Wantagh NY after the check engine light and traction control lights came on, and as with everyone else, the cruise control was blinking. Thought there may have been a slight throttle issue but we didn't use it much for a few days. U0284 subaru, Ford TSB 21-2354. Some 2021 Bronco vehicles built on or before 23-Aug-2021 may experience a charging system fault message displayed in the instrument panel cluster (IPC) and diagnostic trouble codes (DTC) U012D, U0284 and/or U0285 stored in the powertrain control module (PCM). This may be due to water intrusion in the active grille shutter ..., El código de avería U0284 es un código de problemas genérico que indica un fallo en la comunicación entre los módulos. Esto puede impactar el rendimiento del vehículo de varias maneras. Algunas de las formas más comunes en que se ve afectado el rendimiento del vehículo son la pérdida de potencia, la mala eficiencia del combustible y ..., If DTCs U0284/U0285 are set, follow the steps listed below. 1. Remove the fascia and ensure that the connectors are properly engaged to the upper and lower aero shutter assemblies, along with the FWD Lamp/Engine Wire harness to the aero shutter jumper harnesses. If the connectors are not fully engaged, then engage the connectors and …, Welcome to Koeppel Subaru's website, where you can browse our entire inventory of new 2023-2024 Subaru vehicles and used cars at our dealership.We are the New York, NY area new and used Subaru dealership in Long Island City, serving the boroughs of Queens, Brooklyn, and Manhattan.Use these Dealership Directions to find our showroom, and feel free to call us with any and all questions at 917 ..., Ford TSB SSM50993. Some 2022 Maverick vehicles built on or before 4-Apr-2022 equipped with 2.0L engine may exhibit a charging system warning indicator with diagnostic trouble codes (DTCs) U012D, U0284 and/or U042E stored in the powertrain control module (PCM). The vehicle may also exhibit a malfunction indicator lamp (MIL) with DTCs P0036:00 ..., Subaru of America, Subaru Number: 07-140-18 Title: DTC U0284, Additional Diagnostics Added Date: 10/9/2018 Models: 2017-2018 Impreza; 2017-2018 Impreza Limited; 2017-2018 Impreza Premium; 2017-2018 Impreza Sport; Summary: This bulletin announces an additional troubleshooting step to follow when diagnosing a DTC U0284: "LOST COMMUNICATIONWITH ACTIVE GRILLE SHUTTER ..., I've got a static U0284 code that persist even after letting the cable set off it an hour. The new active grill got hooked up while the battery was connected. Every Subaru shop around here is booked out two weeks for the Holiday. I've seen another thread where the guy just unplugged it and plugged it back in and it worked., 2017 Nissan Murano Air shutter code U0284 - Answered by a verified Nissan Mechanic. We use cookies to give you the best possible experience on our website. ... Subaru and Nissan factory training. 10,566 satisfied customers. On my 2016 Nissan Altima this code U0284 came up and the., Options: Moonroof, navigation, and reverse automatic braking package, $1845. ENGINE. turbocharged and intercooled DOHC 16-valve flat-4, aluminum block and heads, direct fuel injection ..., Descripción y causas del código de avería U0284 de BMW. Consulta la descripción y solución de códigos de averías de diagnóstico OBDII usados por los mecánicos., Hooked my code reader up to a 2019 F150 Supercrew 5.0, received the following codes: Ford PCM - Powertrain Control Module. u0284-00 Lost Communication with Active Grille Air Shutter Module A. PSCM - Power Steering Control Module. u0121-00 Lost Communication with (ABS) Control Module. TCU - Telematic Control Unit Module., To diagnose the U0284 Chevrolet code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour., March 2022 – Page 2 When checking aero shutter operation, be sure to look for electrical integrity issues, displaced louvers/vanes, and debris that may block movement. Here are a few tips to follow when diagnosing any aero shutter conditions on these vehicles. Refer to Bulletin #21-NA-077 for complete details on all diagnostic steps., The 2024 Subaru Forester is available in a variety of trim levels. Compare the specs, features, and options of each model to find the one that's right for you. 2024 Subaru Forester Specs and Trims: Compare Features and Options, If you can access codes from the VDC module, then the U0122 code is either intermittent or a memory code. If unable to access codes for the VDC module, then the U0122 code that the other modules are setting is active, and the problem is there now. The most common failure is loss of power or ground. Check all fuses that power up the VDC module ..., Meet the. Subaru Family. Subaru WinterFest 2024. All roads lead to Subaru WinterFest. Our groundbreaking concert and mountain lifestyle tour is a winter playground for music fans, skiers, snowboarders, and dog lovers alike. So pack your bags and hit the road for live performances, breathtaking views, daily giveaways, free snacks and beverages., If you decide you need professional help, consider giving Solo PCMs a call. Our experienced technicians are always ready to assist, simply call us at (800)-886-9926, or contact us directly on our website. Learn about common causes of the U0100 code, and how to diagnose them. If it's time to replace your PCM we're here to help., For DTC U1345, U0284 and U0285: 6219339 Check circuit 4621 connection. Bulletin No.: 22-NA-252 December, 2022 Page 3 Correction 3 For DTC U1345 and U0284: 6219340 The graphic above depicts where a pinching condition may be located. - Check the active grill air shutter wiring route to identify possible damaged points in the, About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ..., All Vehicles for Sale at 802 Subaru in Berlin, VT. Welcome to 802 Subarus inventory page featuring a diverse selection of both new and used vehicles. Whether you're in the market for a reliable Subaru or exploring other makes and models, we have something for everyone. For those drawn to the reliability and performance of Subaru, we offer a ..., U0284 Code - Lost Communication With Active Grille Air Shutter 1 Motor Module. How to Fix. Check the 'Possible Causes' listed above. Visually inspect the …, Car: 2013 Ford Focus SE Gas 2.0L. Symptoms: 1) battery light turns on about 1 minute after the car is turned on, stays on as the car is driven. 2) low MPG after the car is turned on, MPG improves as the car is driven. 3) engine stalls, very low power from engine for about 10-15 minutes after car is turned on, then the engine performance returns ..., Subaru Outback Exterior Color Options. Choose from 10 Outback colors and find the one that matches your personality. Note that some colors are limited to specific Outback trims. Autumn Green Metallic. Brilliant Bronze Metallic. Cosmic Blue Pearl. Crimson Red Pearl. Crystal Black Silica. Crystal White Pearl., Conditions for Running the DTC. The ambient temperature is above 2.5°C (36.5°F). The engine is running. The ignition voltage is greater than 10 V. The DTC runs continuously when the above conditions are met. If the ambient temperature is below 10°C (50°F) when the vehicle is first started, this DTC will be disabled., Опис помилки: Код помилки obd u0284 "Втрачено зв'язок із двигуном «А» активною повітряною решіткою радіатора". Це означає, що існує проблема зі зв'язком між блоком управління двигуном (ecm) та мотором активної решітки ..., The U0284 is for the grille shutter, but the rest of those codes are all for the alternator. The two devices share a LIN line to the ECM, so there's a very specific procedure to find out what the problem is: 1) Unplug the alternator and start the car, see if the U0284 changes from "current" to "past". If so, the alternator is bad., Jan 17, 2022 · Summary. Some 2021 Bronco vehicles built on or before 23-Aug-2021 may experience a charging system fault message displayed in the instrument panel cluster (IPC) and diagnostic trouble codes (DTC) U012D, U0284 and/or U0285 stored in the powertrain control module ( PCM ). This may be due to water intrusion in the active grille shutter connector. , With a little over 2k miles on my 2019 X3 30i I got a check engine light and I read the OBD code as P05A0. P05A0 for the BMW appears to be "P05A0 Active Grille Air Shutter “A” Stuck On". The check engine light subsequently went off after a couple of short drives but the code is saved in the car. The car is at my dealer here in Denver and ..., Feb 15, 2021 · Reference for P/N - FCC ID:CWTWB1U811,Part number:57497-FJ020,57497-FJ021,57497-AL00A, Chip:Letter "G" on your original blade; Compatible Model - The compatibility is just for reference,same year and model car might have different keyless entry systems and key blade slots.Fits for Impreza 2012-2017,for WRX 2015-2019,for Forester 2014-2018,for XV Crosstrek 2013-2017,for Subaru Outback 2015-2017 ... , DTC Description. When ECM cannot receive the engine communication signal from active grille shutter. Harness and connectors (Engine communication line is open or circuit shorted.) 1. CHECK DTC PRIORITY. If DTC U0284 is displayed with another DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX., Most likely, and most commonly on Subaru, all the warning and lights are caused by one fault. One fault in the engine system. Given the symptoms you have mentioned, there's a big possibility that the problem is related to the throttle actuator, or the throttle position sensor. ... The faults that popped up are U0284: lost communication w ..., We would like to show you a description here but the site won’t allow us.