power steering noise issue-error code B200049 and C10AD07 Hi to all! I have some questions about Instrument Cluster. I have done a fair amount of research and Jun 30, 2022 · The car is a 2019 RHD VW Tiguan 2. This noise tends to be subtle in the initial stages, but as the flywheel gets more worn, it becomes quite noticeable. 4 Vivo - ABS fault. 69 13 05 October 16, 2013 2035369 Airbag Warning Lamp ON, DTCs B200009, B200049 or U101200 Stored in Airbag Control Unit. Ähnliche Themen Nov 28, 2018 · B200049 - Control unit defective static Date: 2018-09-22 14:49:18 (VW Passat B8) gives access only to the door control unit and that's it. Side Assist was disabled and would not activate 2. Powertrain Control Module (PCM) failure, Variable valve timing actuator failure, Wiring issue. Doors will not lock or unlock. The indicator lamp in the emergency call button lights up red continuously. Address 17: Instruments (J285) Labels: 5K0-920-xxx-17. Feb 11, 2024 · Wählen Sie Dienste und finden Sie den VW Diagnosemodus oder Entwicklermodus. Old Software Part No. Technical Service Bulletin 2061690Transaction No: /4 91-20-01 - MIB3 Radio DTC B200045 Control Module Faulty Release date: 6/7 /2021 Page 1 of 2 © 2021 Volkswagen Circular. Supersedes Technical Service Bulletin Group 90 number 21 -14 dated October 5, 2021, for reasons listed below. 10. The search tool will find notifications made within the last 15 years, so don Nov 9, 2020 · I cant check measuring blocks on cluster or engine, and no VIN in extra field. On vehicles with ACC, the trim in the right cover section of the front bumper must not be painted if paint repairs or component replacements are performed. 96 22 78 2061932/4 September 16, 2022. Este documento fornece uma tabela de códigos de falhas para vários sistemas de veículos Volkswagen, incluindo airbags, carroceria, ar condicionado, som e sistema elétrico. Most of them was erased Nov 28, 2018 · gigatano: Good morning, I recently purchased a 2019 VW TCross, I installed the reversing camera and everything is ok, I would like to be able to see the reversing camera even in forward gear, perhaps at low speed. Later edit: Who needs the file, PM 241 views, 4 likes, 0 loves, 1 comments, 1 shares, Facebook Watch Videos from u-obd. com/vagzonegdlIMPROVE YOUR VAG#VAGpower Oct 25, 2016 · Volkswagen reports that some 2012-14 Jetta GLI and Passat models may turn on the air bag warning lamp and log trouble codes B200009, B200049 and/or U101200 in the SRS system. Mar 5, 2018 · Freeze Frame: Fault Status: 00000001. Code(s) VIN Range From VIN Range To. The diagnostic socket is adjacent to the bonnet release handle. I found there is a software update for Q7 instrument cluster, the action code is "90J7" which is published on Sep 7, 2016. My Arteon is 3 months old now, and since new I have had an SOS message appear on 6 occasions as in photo below. Oct 12, 2021 · HELP: Multiple System Failures After SW Update. If there’s a Volkswagen Recall or VW Service Campaign on your specific model, you’ll know about it here. Spark plug coil. Fuel Injector Connector. Thanks. Code. Volkswagen Polo Service & Repair Manual: ACC - Adaptive Cruise Control. #1 · May 3, 2023. Then came across this discussion, managed to order from Mini tools approx £80 and finally had speaker fitted for £120, so 10% of what the dealer would have charged. Car had lost key and I replaced lost key using Supervag with SVG149 Cable. The ACC system is located behind this section therefore a coat of paint would destroy its functionality. Effettuato Riprogrammazione Centralina, con conseguenza risoluzione dei DTC. 2061690/1. This could probably be the case if you hear a rattling sound when the engine is on idle. Driver Thorax Airbag -N199- Ignitor Resistance Too High. Information call. Aug 19, 2020 · Fix : Just make a an SOS call and annulate it by pressing same button. 12/16/20. P0010. Version Number. Oct 28, 2021 · B200049 unidad de control averiada. Time: 22. clb-SRI1 Part No SW: 5C6 920 951 A HW: 5C6 920 951 A Component: KOMBI H04 0604 Serial number: 00000000000000 Coding: 270A01 Shop #: WSC 00066 000 00122 ASAM About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Technical Background. During diagnosis, DTC B200045 – Control Module Faulty may be present in the -J794- Information Electronics Module (Address Word 5F). 7. May 13, 2020 · Dopo un incidente risultava la centralina guasta. Zum Auslesen des Fehlerspeichers habe ich das Ancel VD500 verwendet. that dtc code is always appear on the telematics control unit, when i'm trying to erase that code, it's keep coming back immediately after i erase, i dont know what i can do to get that code out of Jan 13, 2022 · Hi my 2018 VW Atlas is also having this problem with Steering Assist - Red Steering Wheel - Car shutdown with faulty battery at red light. Any of the above symptoms could be static or intermittent. With an information call, a call can be made to the VW Car-Net® call center for questions regarding VW Car-Net® services. Talked to 2 other local garages that couldn't figure out the issue. 4 tsi Turbo-kompresor jak wymienic pompę wodyHow to replace coolant Pump on vw 1. Component: KOMBI H04 0304. Look like was In a accident. Customers state the alarm will go off without cause. Codes. Car was flooded, dried. B100A1B. may be displayed in the instrument cluster display. 2700. I recently bought a 2009 Polo MK4 1. Search OBD-II Trouble Codes. Ab dem Golf 8 ist der erstmals serienmäßig an Bord Market area United States 444 Volkswagen of America, Inc. Thanks Given: 30 Thanks Received: 153 (13 Posts) Posts: 73 Threads: 34 Connect the plug -2- of the supplied adaptor cable to the alarm horn. Fault Priority: 8. The code B200049 is for the SRS system and tend to lit indicator as the airbag, one of the maincauses is resonance from the horn causing electrical interference with the SRS Module, One of the most reportes causes is the . 0, the OCU (emergency call out module, -J949-), cannot be exchanged from another vehicle for testing. 24. I see in module 9 Central Electronics the coding is all 0's. *****Steering defective warning on the dashboard. Volkswagen Taigo. Please contact workshop” . 19. I think its checksum fault. VW has designated the Jetta as their A model. 0 lo escanearon y salieron muchos codigos, el carro no presenta Service. Jetta 2015 SE TSI , daylight when off ,and the code thats pop up is B200049 im not sure is air bag module or steering wheel control module. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Aug 16, 2023 · heute wurde bei der TÜV- Hauptuntersuchung der Fehlercode B200049 festgestellt, der sich nicht löschen läßt. B200049 Faulty Control Module. It could stem from a variety of issues ranging from faulty sensors to wiring problems, or even software glitches in the onboard computers. I recently replaced the battery. Vehicle would not start due to low battery charge 3. 0 Post (s) Re: B200041 - Instrument cluster: fault. Reset Counter: 0. Secure the wire for the alarm horn to the existing holders or vehicles wiring using the supplied cable ties. All: Condition 69 13 05 October 16, 2013 2035369. 2 TDI Bluemotion, so: My VCDS detect always the same fault on module 17-Instrument; it says: Code: Select all. Dear customer, This problem have been a recurrent fault in some VW models. Einige Probleme treten erst nach vielen Betriebsjahren auf, andere haben mit technischen Lösungen zu tun und zwingen den Hersteller zum Rückruf. May 3, 2023 · 14 posts · Joined 2021. An amber emergency call system fault light means that action is required. Reason For Update. Those manufactured after that date are supposed to have had the updated version fitted and work okay, although some still produce faults. Summary: This special notice is to inform dealers to return the parts listed if it meets the criteria provided. Jul 14, 2022 · 🚘Audi 2013Dopo la sostituzione della centralina stessa, viene memorizzato il codice di guasto B200049 - Centralina Guasta, permanente, risolvibile solo con Sep 7, 2023 · I was quoted over £2000 to replace instrument panel by VW for a 2017 Tiguan. Since then, there has been a total of seven generations, with the latest coming to market in 2018. Der digitale Tacho hieß bei VW bisher "Active Info Display", mittlerweile nennt er sich "Digital Cockpit". (NEC 24C64) Car starts with new key but has B200049 fault in cluster. 0 TSI Cupra 300cv Agradecido: 1 veces Jan 29, 2024 · Let Inform Everyone i have solution Instrument cluster VC or normal solve B200096 , B200049 , b200041 if anyone want Help Contact me on WhatsApp wa. Im schlimmsten Fall könnte das Steuergerät defekt sein und es müsste ein Austausch vorgenommen werden, wurde mir heute gesagt. TECH TIPS ARE NOT ASSOCIATED WITH WARRANTY CLAIMING. I believe that will solve your problem. Leider weiß ich nicht welches Steuergerät das sein soll. TOPDON IS DiFFERE Mar 25, 2021 · Hi anybody have a idea Audi A5 2012 VAGNUMBER: 8K0909144J: RCEPS Coding: 100000010001 SW Version : 0509 WSC: 06324 IMP: 00000 HW Partnumber: 8K0909144B HW Version: H41: EV_RCEPSAU48X: 008016 ERROR CODE : B200049 -> Control unit faulty does someone have the flash data for the steering gear? Original VAS5054A available I am installing Odis E + S Flywheel Problems. This code is often accompanied by the 'data bus How to repair the Audi Power steering module B200049 Control module faulty on bench: https: Mar 8, 2016 · Background on vehicle: Customer bought a 2010 VW Golf TDI CR it is a manual transmission. This means the latest model is classed as the A7. Jetta GLI, Passat 2012-2014: All. Falha: Carroceria e direção assistida. Then yes send the module in for a reset service. I would say remove the wheels and discs specially front and check the bearings. In der folgenden Übersicht finden Sie die bekannte Probleme für den Volkswagen Passat, für die VW einen Rückruf über das EU Rapex System angekündigt Aug 30, 2022 · VW Arteon emergency call functions VW Arteon emergency call controls Information call. Roadside assistance call Nov 14, 2015 · georgemihaitanase Nuev@ por aqui Mensajes: 12 Registrado: 13 Sep 2016, 00:26 Coche: Leon MK3 2. The code 10485833 is also related to the air bag. 2020 Volkswagen Tiguan. php?id=1000789247991 6 03-10-2023, 02:39 PM. does it cause the problem. Model(s) Year VIN Range Vehicle-Specific Equipment Sep 18, 2016 · 0 Thread (s) Quoted. If a bearing was replaced or you hit bad potholes the bearing can move and that will send out a false or incorrect signal on wheel speed. 5Q0909143P / 2051 / 204. Thanks given by: The Volkswagen Jetta first debuted as a compact family car all the way back in 1979. by TimCv1. C10AC07 Steering mechanical malfunction. After about a mile of test driving, the red light came back on and reverted back to no power steering, identical codes as Mar 29, 2020 · Use of any Volkswagen intellectual property including, but not limited to logos, vehicle designs, any confusingly similar variations or photography thereof, without the express written consent of Volkswagen, may violate state and federal law, is misleading to the public and constitutes a misappropriation of the goodwill and reputation developed HomeVolkswagen Volkswagen Select Your Volkswagen's Diagnostic Trouble Code Powertrain Codes Jan 4, 2018 · Vw 1. Original publication. May 14, 2021 · VW had to replace all of these SOS units on the first batch of Golfs manufactured prior to June 2020. 2 and my check engine light is on. VCDS -- Windows Based VAG/VAS Emulator Running on Windows 7 x86. I went to start my tiguan today and go for a trip and when I started it and the dash lights are on and I am getting a bunch of errors when Scanning with VCDS. Technical Tip Transaction No: 2060342/6 91-20-09TT - Car Net® 2. someone has this file for flashing? best regards. Dieses zeigt mir unter der Kategorie Zentralelektrik nur diesen Aug 11, 2023 · How to fix a Volkswagen P0087 engine code: Fuel Rail/System Pressure Too Low that has a High Pressure Fuel Pump (HPFP)Likely will also have Misfire Codes Che Aug 30, 2022 · VW Golf GTI emergency call functions VW Golf GTI 8th generation emergency call controls. Each time it happens, two things happen: 1. Code: Jan 14, 2024 · means “Instrument cluster: fault. Serial number: 9297040802ÿÿÿÿ Dataset Number: V03935318SR 0001 10 minutes. The scan shows fault code 00003 on the dash board control module faulty static. Jan 15, 2023 · Vw arteon telematic module fault. Buona Visione. Conheça a tabela completa de Feb 28, 2018 · https://www. Content on vwvortex. My polo is a 1. Faults B203200 and B201200 Stored in the -J428- Distance Regulation Control Module Apr 1, 2016 · AudiWorld Forums. Feel free to reply. Sep 21, 2020 · einfache Reparaturmethode . (CLUSTER: 3T2920911K) Fault code on cluster: B200049 Control Module Faulty. com is not in any way affiliated with Volkswagen AG VerticalScope Inc. Communication Number: TT 91 20 02, Date: 2020-04-01. Field measures. Fault Frequency: 1. 96 "Audi Active Lane Assist/Traffic Jam Assist: malfunction!", DTC U112300 is stored in one of two control modules. Apr 7, 2015 · Re: VW Polo 1. 91-20-01. DTC B200049 Ctrl module faulty DTC C10AD29 Sensor from motor position - implausible signalPl … read more Audi electronic power steering failure B200049 C10AD29 C10ACF0 fault code repairing testing tools Audi A4 Q5 A6 A7 A8 EPS J500 module test platform: Eng. My first Mk8 GTI was the same. Dec 11, 2023 · any one know how to fix this problem faulty code b200049 CONTROL MODULE FAULTY STATUS: STATIC. Mar 13, 2024. Code: Monday,09,November,2020,12:18:54:06524. Inspect affected seat wiring harness connectors before replacing any components. clb. #AutoReparatur #VCDS #B200049 #Erfahrung #DIY. Mileage: 69948 km. Airbag Warning Lamp ON, DTCs B200009, B200049 or U101200 Stored in Airbag Control Unit May 19, 2024 · In my SIII 2019 I have a fault saved in Module 17 Instrument Cluster number 10485833 [0xA00049] B200049 Ctrl. Fault codes are--- 9453842 oil thermal leavel sensor and 13647104 function restricted due to missing messages. Eng. Please contact workshop – 19-09-2016, 02:31 AM. txt) or read online for free. Tip: This software update also includes modification for: P0441, P04F0, P148D, P0496, P060C (37682), P013E, P30DC and P2421 DTCs. Ich habe die gleiche Frage Neue Antwort. Limited warning messages. Guten Abend, laut dem Fehlerspeicher in meinem Golf ist das Steuergerät defekt. You can easily search by VIN (Vehicle Identification Number) and take the next step toward addressing your vehicle needs through a Volkswagen Recall Checklist. it's possible? Sep 13, 2023 · The U112300 DTC usually points toward a problem related to the communication between different modules or systems in the vehicle and the car's brain, the ECU. He bought it salvaged as water damadge, since then it runs and drives ok. flashing isn't possible with VCDS, only with ODIS-E and VCP. Remove the dummy stop –arrow- from the vehicle’s plugin the plenum and connect the free plug of the adapter cable. Modules has bunch of faults. Or have SOS status removed by call center because repressing button not always works. 37. Nov 20, 2019 · DTC: B200049, Defect control unit DTC: B1301F0, Gearbox control unit, unauthorized DTC: B104B31, Key transponder No signal DTC: B201000, no basic setting System Type: CENTRAL ELECTRONIC UNIT Name: CENTRAL ELECTRONICS - DIAGNOSE DTC: B147918,Remote key 1, voltage too low DTC: B147954,Remote key 1, not adapted Has anyone experienced this issue? Mar 25, 2021 · 02-13-2024, 05:40 PM. The module is VIN coded and if exchanged, will result in both vehicles being off line. (6444) Brand Volkswagen Date November 24, 2017 Condition ATTENTION: THIS IS A TECH TIP, NOT A TECHNICAL BULLETIN. 0TDi Manual, 4-motion MATCH UK spec. me/+213660409820 Condition. Leaking in engine bay (24 Tiguan SE) Met152. Feb 6, 2023 · Audi A4,A5,A6,Q5 etc. Communication Number: TT 91 19 04, Date: 2020-04-01. Loss of power in the steering. Find your vehicle. P0011. Camshaft variable timing solenoid failure, Engine oil level is too low, The engine is not timed correctly, The engine oil does not meet the manufacturer's The one and only subreddit dedicated to quick and accurate aircraft identification (helicopters, rockets and spaceships welcome)! Please read the rules. A tabela lista códigos de falha específicos para cada componente e sistema, fornecendo detalhes sobre possíveis problemas. Date: 2017. Es ist ein 150 PS T-Roc der ersten Generation mit Schaltgetriebe Technical Background. facebook. The Forums for your T4 images. com is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc. 1,VOLKSWAGEN,,2014,WVWZZZAUZEW206574,989149609793,1684220528, - Free download as PDF File (. Ich muss damit in die VW Werkstatt. Typische Mängel für den Volkswagen Passat. use VCDS, go in 44 - steering, login, basic settings - factory reset, turn ignition off for 3 min, then on and do the calibration. Feb 21, 2019 · Hi all, Looking for some help. The ultimate VW T5 community and resource for all T5 Campers & T5 transporters. Published Date. Descrição do erro: Falha na ecu. pdf), Text File (. Sub-forums. The dash board functions normal but i can not clear the code . Air Bag Control Module. 1 4 of 98 98. Habe den Fehler mal gelöscht, er kommt aber sofort wieder. ya que no encuentro especialistas para mi jetta vw 2014 2. The degradation of the dual-mass flywheel is a common problem in the T5. Code(s) Trans. I found information that you can get rid of it by updating the module software to the latest version, i. One possible cause for the trouble, says the German carmaker, is resonance from the alarm horn causing electrical interference with the air bag control module. module faulty Steuergerat defect (SiLa) "Sicherhetswarnlampe", which does not want to be deleted. Genuine Volkswagen Part - 5Q0959655CB (5Q0-959-655-CB, 5Q0959655BM) Sep 19, 2023 · Welcome to the forum. Mar 26, 2024. Hi anybody have a idea Audi A5 2012 VAGNUMBER: 8K0909144J : RCEPS Coding: 100000010001 SW Version : 0509 WSC: 06324 IMP: 00000 HW Partnumber: 8K0909144B HW Version: H41 : EV_RCEPSAU48X : 008016 ERROR. In addition, the message Error: Emergency call function. This code is usually caused by a faulty control module, an open or shorted control module harness, or a poor electrical connection in the control module circuit . (03-10-2023, 02:39 PM)ghostrider85 Wrote: use VCDS, go in 44 - steering, login, basic settings - factory reset, turn ignition off for 3 min, then on and do the calibration. com/profile. Is it possible to repair dump. The contact person will communicate in the language in which the vehicle was registered via VW Car-Net®. 0 - Emergency Call Module and Communication Unit -J949- Green Light Does Not Illuminate Release date: 10/13/2022 Aug 27, 2019 · vwvortex. Category: 118000 ELECTRICAL SYSTEM: SOFTWARE. 5K. Feb 20, 2021 · Anyone have any input on what this fault code relates to and how to fix? Address 17: Instruments (J285) Labels:| 5K0-920-xxx-17. Follow facebook page: https://www. Mar 10, 2023 · How to clear the code B200049 2013 Q5. If the code is coming from the SRS and the vehicle was involved in an accident. All: All. vwvortex. try to reset to factory settings as I've suggested, maybe it will come alive May 26, 2022 · Audi A7 VIN no. One or more of the following fault codes may be stored in the Engine Control Module (ECM) Fault Memory: DTC. I have tried pulling out the fuse for a few minutes but still the same any advise please. Jan 20, 2002 · Genuine Volkswagen Part # 06J971082D (06J-971-082-D, 06J971082, 06J971082A) - Engine Wiring Harness. Model(s) AUDI A4 ONLINE PROGRAMMING POWER STEERING WITH HELP OF XTOOLH6PRO DTC(B200049), Find many great new used options and get the best deals for Engine Reapair Kit Φ23mm Fit For Audi A3 A4 A5 TT VW Passat/CC at the Jun 27, 2023 · (06-27-2023, 06:39 PM) autoexpertdiag Wrote: hello, i have a Skoda Kodiaq, with 5q0909143p j500 hardware. Please visit workshop. This forum is dedicated to the second generation Tiguan sport utility vehicle produced from 2018 to present. Engine. Update the Engine/Motor Control Module -J623- using the SVM Unit code as listed in the table below: Model. Common Problems That Trigger This Code. For vehicles equipped with Car-Net® 2. 14. This TB also proactively corrects faults listed below. by MK2 G60 » Tue Apr 07, 2015 4:56 am. B100B1B. Description. VW DIAGNOSTIC 90 Audi virtual cockpit display is black, DTC B200049 is stored in the instrument cluster - A6, A7, Q7, and Q8 90 22 77 2064683/2 August 9, 2022. Airbag Warning Lamp ON, DTCs B200009, B200049 or U101200 Stored in Airbag Control Unit Jan 25, 2019 · I have a problem with a 2011 Skoda Superb. com: How to repair the Audi Power steering module B200049 Control module faulty on bench: Nov 15, 2021 · 16/11/2021 - UPDATE. 4 tsi turbo supercharge P0491 – Indicating a problem with the secondary air injection system, this can be caused by a number of issues and it is recommended a mechanic is consulted to diagnose the correct problem. autoelkas Location Offline Junior Member Reputation: 65. I took our 2018 Atlas SEL Premium in for service last week to address the following: 1. 21. Nov 5, 2022 · I recently took the instrument cluster out because the lights for the rev needle was dead, I disconnect the battery, carefully swapped the smd led chips over, and fitted it back in the car, reconnected the battery, turned the ignition, the new lights w Solving the errors virtual cockpit B200041 B200046 or B200049 of Tiguan and Audi . Supersedes Technical Service Bulletin Group 96 number 21-72 dated July 26, 2021, for reasons listed below. e. 3M. How to solve this? To Código do erro: B2000. . Please help. If fault codes other than those listed below are present, bulletin does not apply. Front Passenger Thorax Airbag -N200- Ignitor Resistance Too High. Qual solução para a falha? Apesar do motivo incerto, a solução para resolver o problema B2000 é consultar os manuais do fabricante ou buscar ajuda com um profissional para diagnosticar a causa do problema. Summary: Addressing no green light for Car-Net. I did drive through a huge rainstorm on Sunday and had no issues but wonder if condensation has bu. 7d ago. Then use the reset/power button on your MMI , press it a number of secs to reset the MMI and have your Navi, phone menu and radio restored. 2020 Volkswagen Tiguan S. Feb 15, 2017 · PP front calipers, StopTech braided SS brake hoses, StopTech Cryo treated rotors, Ferodo 2500 / iSweep 3000 brake Pads, RS3 brake ducts, JB4 Map6, Ultimate Racing Ceramic catted downpipe, ECS FMIC, 034 Turbo inlet pipe and hose, EuroSport front tower brace, H&R 24mm rear sway bar, moog end links, Racingline rear X-brace, Racingline oil catch can, Michelin Sport Cup2 tires. 5K. P0016 – A generic code, this signifies that the camshaft position sensor is not working with the crankshaft position sensor. If a fault occurs, some of the vehicle's systems will generate and store a fault code. Dash Board control module fault code. Dealer has confirmed to me today there is recall to replace the SOS module! Not sure if all models and years affected, mine is 2021 and booked for December to get it down. Part No SW: 6R0 920 861 F HW: 6R0 920 861 F. Roadside assistance: 0800 777 192. DTC. Wire harness. Faults may be present in the Driver Door Control Module -J386- or Front Passenger Door Control Module -J387-. ? Jul 8, 2016 · B200049: Control Module faulty Went to the junkyard and pulled an old rack, popped off the control module, replaced it on my car, relearned end stops, and the yellow light went away for a few seconds and then came back on. Dec 13, 2021 · Hello, gentlemans. I have a code reader and relatively good with mechanics (got practice on my last car) and was wondering if it would be an easy fix or a pain to do. Jan 23, 2020 · Januar 2020. He it trying to get the horn/steering wheel controls/ blinkers and wiper to work, the circuit board on the steering wheel module is A warranty claim may not be reimbursed if there is no confirmation response to support the claim or action is carried out that is not explicitly stated in the Technical Bulletin. Serial No. Difficulty. DTC: Feb 1, 2022 · I just bought the car. Some possibilities are B122B12, B122B11, B122D29, B11F411. HEX-V2 cable. VW T5 VW T5 Forum - Volkswagen Transporter Discussion & Articles. com is generated by its users. Instance Number. uw ks qo la en zp pl tt cy yo