obd-codes. Where do I start from to sort out this issue please ? Many thanks. Dans l’ECM/PCM, un module de pilote de sortie (ODM) agit comme chemin de masse pour le circuit de commande de la bobine de May 19, 2024 · Deciphering P0685 in Mercedes: Core Causes and Symptoms. The all-new 2025 G-Class unleashes a new era of power with state-of-the-art technology. Cableado defectuoso: Otra If you’re experiencing weak battery or low voltage while cranking, it could be due to a faulty Engine Control Module (ECM) power relay or issues with the ECM power relay harness. Die Bedeutung des Fehlercodes P0685 ist: Kontrollschaltkreis des Schaltrelais des Motor- / Antriebssteuergeräts ist offen. #1. Hallo Gemeinde, Mein Fabia springt nicht mehr an. Clear the DTC with the HDS. P0685 Ford Powertrain Control Module Power Relay Control Circuit Open. The Honda Accord has the same meaning as any other vehicle because it’s a general code. P0685 Ford Code - Powertrain Control Module Power Relay Control Teknik açıklama ve P0685 hatasının kodunun çözülmesi. Many OBD-II equipped vehicles use a relay to provide battery voltage to Oct 26, 2019 · P0688 ECM/PCM Power Relay Sense Circuit Open. In mijn persoonlijke ervaring, een no-start conditie zal hoogstwaarschijnlijk begeleiden een code P0685. P0685 Dodge Code - Auto Shutdown Relay Control Circuit Failure. Possible causes of OBD code P0685 Saab. Start the engine, and let it idle for 30 seconds. AA can't repair. 0 hour of labor. P0685 Citroen Electronic Control Module Power Control Circuit Malfunction. P0685 GMC Engine Control Module Power Relay Control Circuit Open 📷. be/nKk1sNqmvSASubscribe HERE ! @RicerBenz M104 TURBO Donations🤣👉 https:// May 5, 2019 · To diagnose the P0685 Mazda code, it typically requires 1. Dieser Fehlercode wird ausgelöst, wenn die Steuereinheit eine Fehlfunktion im elektrischen System feststellt, die möglicherweise durch einen Defekt im Zündschloss oder der Steuereinheit selbst verursacht wurde. Ou seja, o módulo de controlo de transmissão detectou que a sua própria fonte de alimentação falhou. Use a digital multimeter to check the resistance of the relay. If the PCM detects a low voltage condition on the power relay sense circuit, a code P0689 will be stored and a malfunction indicator lamp (MIL) may be illuminated. Çoğu PCM güç Causes. Descubre cuál es el significado exacto, los síntomas y las causas del código P0685 además de cómo solucionar la avería. Dec 12, 2021 · Cause per il codice di errore P0685. Created and updated by William Orellana on May 05, 2019. De meeste PCM stroomkringen zijn betrekkelijk eenvoudig en ongecompliceerd. ”. Updating the ECM/PCM program may be Jan 14, 2019 · Te suministramos todo lo que necesitas saber sobre el código DTC P0685 Descripción, causas, síntomas y posibles soluciones. www. LEER SOLUCIÓN DEL CÓDIGO O Jul 20, 2018 · Code défaut P0685 + Tension alternateur instable + Batterie surchargé / Classe B W245 / Forum-mercedes. Jul 7, 2012 · I believe its now permanently unlocked. Causes. Turn the ignition switch ON (II). May 5, 2019 · Labor: 1. The ECM/PCM (Engine Control Module/Powertrain Control Module) is responsible for controlling various functions of the vehicle, including the engine and transmission. The meaning of fault code P0685 is: ECM/PCM Power Relay Control Circuit Open. P0234. Table of contents. Reason: edited title. This happens every few km while what is diagnose is a code P0685. Yani, şanzıman kontrol modülü kendi güç kaynağının arızalandığını tespit etmiştir. I. P0685 Honda Code - Engine Control Module Power Relay Control Circuit Open. C Class 350CDI 2012. Most of the time, P0685 will cause your 3 not to start, which leaves you with no choice but to address the issue. The P0685 error indicates an issue with the electrical circuit that controls the engine’s ignition relay, which plays a critical role in providing power to the PCM during engine startup. Possible causes of OBD code P0685 Acura. Puede haber un bajo nivel de energía en el sistema. Le relais du groupe motopropulseur reste généralement en position ouverte et la tension de la batterie va constamment au relais. Good luck fixing your Honda Element. Mileage display etc comes on, but when I put the key in the ignition no usual warning lights come on when I turn the key and no starter motor either. Check for pending or confirmed P0685. Descrição técnica e descodificação do erro P0685. I’ve replaced the glow plugs and checked the loom and supply to them and is good along with a strong fuel supply. Good luck fixing your Honda Accord. P0685 Dodge Auto Shutdown Relay Control Circuit Failure. P0685 Mazda Code - Engine Control Module Power Relay Control Circuit Open. - Repair Importance Level: 3/3. To fix the P2610 fault code, it is necessary to check the possible causes listed above, including a faulty ECM/PCM, open or shorted harness, poor electrical connection, or outdated program. #포터2시동불량#포터시동불량#P0685#포터2시동안걸림#포터2인젝터#포터2메인릴레이#포터2시동릴레이#포터2파워릴레이#A엔진시동불량. TURBO. Possible causes of OBD code P0685 Mazda. May 6, 2018 · by saiepour » Sun May 06, 2018 8:26 am. P068500 The output for relay circuit 87 (combustion engine) has an electrical fault or open circuit. Mar 6, 2013 · this merc is a diesel on a 59 plate. Terminal 87 relay is in the front sam. Steve@Avantgarde said: Sounds like an air leak to me. P0685 Honda Electronic Control Module Power Control Circuit Malfunction. El significado del código de avería P0685 es: Circuito abierto en el circuito de relé de potencia ECM / PCM. P2610 Code: ECM/PCM Engine Off Timer Performance. P0685 Hyundai Code - Engine Control Module Power Relay Control Circuit Open. P0685 2009 Honda Accord Code - Engine Control Module Power Relay Control Circuit Open. P0685 is a somewhat rare OBDII trouble code. . The car starts normal. com. P0130. Le potenziali cause per l'impostazione di questo codice sono: Un relè di potenza PCM difettoso. Si vous rencontrez ce code d'erreur, voici quelques étapes à suivre pour le résoudre : Inspectez et remplacez le relais de commande du moteur si nécessaire : Vérifiez le relais pour s'assurer qu'il fonctionne correctement. Peugeot Vehicle: Peugeot 107,Peugeot 208,Peugeot 408,Peugeot 508,Peugeot RCZ,Peugeot 4007,Peugeot Expert Tepee. NOTE: If the problem does not return after you clear the DTC, or if this DTC is stored intermittently, check for loose terminals at the IGP line connectors before replacing the PCM. On a Mercedes 3. How to easily diagnose, repair, and info on causes of a P0688 trouble code that indicates an open state of the ECM/PCM power relay sense circuit. Possible causes of OBD code P0685 Skoda. Battery seems fine. 2. Check all the ECM fuses, if the fuses are OK try replacing Jan 18, 2023 · To diagnose the P0685 Honda code, it typically requires 1. De May 5, 2019 · Labor: 1. May 5, 2019 · Description. To my understanding, the ecm power relay is This harness chaffing could cause shorting of any number of circuits to ground. Terminale elettrico parzialmente o totalmente Oct 28, 2018 · I had a similar problem a few years ago (non Mercedes) turned out i had slid the passenger seat back too forcibly and tripped the emergency/collision inertia cutout switch which was mounted under the passenger seat, this is to cut fuel supply and thus prevented the car being driven after an accident, simple fix just press down on the rubber P0685 Mercedes-Benz Electronic Control Module Power Control Circuit Malfunction. A P0685 hibakód jelentése: ECM/PCM táprelé vezérlő áramkör/szakadás. Défaut p0685 relais de puissance. ASEMASTER6371. 5LDisclaimer:Warnings And CautionIf you follow the procedure свет ближний не отключался. Jun 30, 2022 · Diagnose P0685. In most cases, P0685 will prevent your Honda from starting, leaving you no choice but to Algunas causas pueden ser: Fallo en el relé de alimentación: El código P0685 puede ser causado por un fallo en el relé de alimentación del módulo de motor/transmisión. 6. Jan 9, 2021 · Thread starter. Contents:0:21 Basic DTC analysis according to OBD2 protocol standard. What Does the U0121 Code Mean? Fault code U0121 stands for “Lost Communication With Anti-Lock Braking System (ABS) Module. If you are not having problem starting then I would not worry too much. 0. Pump making usual noises that it should when turning ignition. It is used by the PCM to monitor power relay voltage. This DTC sets when the ignition switch position run circuit indicates the ignition is in the OFF, ACC, or LOCK position, and the amount of time the Powertrain Control Module ( PCM) remains powered through the PCM power relay exceeds a predetermined amount of time. Oct 20, 2023 · En este video, exploraremos en profundidad el código de falla P0685, que se relaciona con el "ECM/PCM, circuito de control del relé de potencia, abierto". To diagnose the P0685 Volkswagen code, it typically requires 1. Honda Vehicle: Honda Accord,Honda Civic,Honda Crosstour,Honda CR-V,Honda CR-Z Checking through all the details the problem may still be a resistance within the power relay, even though it is working, if the contacts are burnt and it is providing a resistance, this will be enough to flag the P0685 code up, another area where a resistance can flag the code is the ignition switch. If you see trouble code P0685, it means that the PCM’s fault detection circuit has detected voltage from the relay that P0685 Kia Electronic Control Module Power Control Circuit Malfunction. 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. By following these diagnostic steps, you can identify and fix the root cause of the P0685 code. P2509 Code: PCM Power Input Signal Intermittent. Sep 11, 2021 · Sometimes life throws you a curve ball 🤣Starter removal video - https://youtu. Find out what exactly this means, the symptoms and causes of the code P0685 and how to fix the malfunction. 11. срабатывало импульсом реле контура 87 после выкл зажикания. Symptoms. 8. To diagnose the P0685 Chrysler code, it typically requires 1. If the computer sees a low-voltage or no-voltage condition in the circuit, it will set the powertrain code P0685. This Cause pertains to vehicles equipped with engine 3. The ECM sets the OBDII code when the ECM remains powered up after the ignition switch has been turned OFF. To fix this, visually inspect the wiring harness and connectors for any damage, and check for broken or corroded pins. From reading the info at the links finding the cause and fixing it may not be quite within the scope of a DIYer. - Code Popularity: 25,364 Views. The Engine Control Module ( ECM) monitors the power inputs. May 5, 2019 · To diagnose the P0685 Ford code, it typically requires 1. Introducing the 2025 GLC 350e 4MATIC SUV, a plug-in hybrid take on the most popular Mercedes-Benz. i could only read this under eobd,the first code did erase and didnt come back,the second one is permanent. To diagnose the P0685 KIA code, it typically requires 1. If the resistance is out of spec, replace the relay and retest. Kia Vehicle: Kia Amanti,Kia Borrego,Kia Forte,Kia Optima,Kia Rio,Kia Rondo,Kia The fifth wire is the power relay sense circuit. It’s a general code, so it has the same meaning for the Dodge Ram as any other vehicle. - Code Popularity: 8,720 Views. OBD-II donanımlı aracınızda P0685 kodu kaydedilmişse, bu kontrol ünitesinin ECM/PCM ana güç rölesine giden bir açık devre tespit ettiği anlamına gelir. Check the battery condition and replace the battery if needed. Dat wil zeggen, de transmissiecontrole module heeft gedetecteerd dat zijn eigen voeding is uitgevallen. Finde heraus, was dies genau bedeutet, welche Symptome und Ursachen der Code P0685 hat und wie du die Fehlfunktion beheben kannst. Strong headlights etc. Possible Causes. Tudd meg, hogy ez pontosan mit is jelent. Es posible que el relé de suministro del PCM o Módulo de Control del Tren Motriz esté dañado. It's a general code, so it has the same meaning for the Honda Accord as any other vehicle. It is common for most auto repair shops to charge between $75 and $150 per hour. Wanneer deze code wordt opgeslagen in de aandrijflijn (PCM), betekent dit dat een lage of geen spanning is gedetecteerd in het circuit waarin de PCM voorziet van batterijspanning. Cablaggio o connettori di cablaggio corrosi o danneggiati (soprattutto vicino al relè PCM) Interruttore di accensione difettoso. May 5, 2019 · Engine-Codes - Jeep - P0685 Jeep. 4. 1. The ECM sets the OBDII code when there is a short or open in Auto Shutdown (ASD) relay circuit. 5L. I'm not sure of this because I'm not familiar with w204, but fault did mention combustion circuit. O significado do código de avaria P0685 é: Relé de alimentação do módulo de controlo do motor (ECM) / módulo de controlo de potência (PCM) - circuito de controlo aberto. – Faulty Engine Control Module (ECM) power relay – ECM power relay harness is open or shorted – ECM power relay circuit poor electrical connection – Faulty (ECM) Tech description. Jun 5, 2022 · In order to work properly, the PCM is supplied with power by a relay, which uses a battery voltage signal, a ground signal, and an ignition switch input signal. Oct 15, 2021 · October 15, 2021by Jason. I got the car recovered and when I got home I tried the spare key but its the same, its not turning. El PCM podría estar mal programado. Jan 13, 2015 · Lincolnshire. P0108. Un fusibile bruciato o un fusibile. If you read from the start, I fell for this as well, where as the engine circuit has its own circuit 87. Das auslesen hat ergeben das folgender Fehler vorliegt: P0685 Versorgungsrelais Motor/-Antriebsstrangsteuergerät- offener Stromkreis. Top 50 OBD2 hibakód. 댓글 쓰기. Jul 29, 2012. Jun 26, 2023 · The P0685 code indicates a problem with the ECM/PCM power relay control circuit. Your Mercedes. For some strange reason a few days back when i went to start it it turns over but doesn’t start. May 5, 2019 · To diagnose the P0685 2010 Honda Accord code, it typically requires 1. Sometimes even when the key is taken out of the EZS ignition switch module. Der Techniker wird dann das ECM/PCM-Relais und die Verkabelung überprüfen, um festzustellen, ob es Probleme gibt. Mar 3, 2017 · Engine keeps running when ignition is switched off. Descubra qual é o significado exato, os sintomas e as causas do código P0685 e como solucionar a avaria. Zjisti, co to přesně znamená, příznaky a příčiny kódu P0685 a jak toto selhání opravit. In this case, it indicates that the circuit that supplies power to the PCM is not functioning properly. Sep 16, 2019 · 4 CYL. Jul 29, 2012 · W204/2007/220CDI. Check all the ECM fuses, if the fuses are OK try replacing the ECM relay. Défaut p0685 relais de puissance défaut intermittent circuit ouvert. ” The ABS module issues the necessary commands to modulate brake pressure and maintain the correct percentage of tire slip under emergency braking and adverse road surface conditions. – Engine Light ON (or Service Engine Soon Warning Light) P0685 Peugeot Description. Mohawkmtrs. P0121. A typical PCM powertrain control module, opened up: Apr 9, 2015 · Mercedes benz w204 Ausgang für Relais Klemme 87 Verbrennungsmotor Fehler , p0685 mercedes sprinter, ausgang für relais klemme 87 w212, mercedes p0685, w204 p0685, Mercedes Fehler relaiseingang kl 87, Relais Klemme 87 MOTOR (N10/1kR), fehlercode p068500, mercedes glk 250 cdi springt nicht an, mercedes glk springt nicht an, May 5, 2019 · Labor: 1. I have a 2005 2. Veel OBD-II uitgerust voertuigen maken gebruik van een relais Jan 13, 2015 · Irish John said: As mentioned ealier, circuit 87 can be any relay output. DTC P0685: PCM Power Control Circuit/Internal Circuit Malfunction. Si nécessaire, remplacez-le. Mar 1, 2015 · 2007 C Class CDI 220 46000 miles Elegance Went out to my car today turned the keynothing, no ignition lights, Comand worked, headlights, side windows Causas del código P0685. P0685 Jeep Code - Auto Shutdown Relay Control Circuit Failure. 123000. в мотор блоке ошибка Mar 3, 2023 · P0685 relay JA: How many miles are on the car? Has the car been starting normally? Customer: 40300 the car is starting fine but battery goes flat with a day or 2 JA: What is the model/year of your Mercedes? Customer: A Class W176 2013 JA: Are you fixing your vehicle yourself? What have you tried so far? 포터2 15년식 시동불량. com/l P0685: Circuito de control de relé de alimentación de EC Jul 21, 2017 · OBD II fault code P0685 is a generic code that is defined as “ECM/PCM power relay -circuit open”, and is set when the PCM (Powertrain Control Module) detects that its own power supply has failed, or if it detects a low voltage in the circuit that supplies it with power. Jun 4, 2022 · Le code P0685 signifie « circuit de commande de relais de puissance ECM/PCM ouvert ». Possible causes of OBD code P0685 Peugeot. But this is the output to the relay and not a relay fault. Mar 13, 2024 · A faulty relay can cause the P0685 code to appear. Wenn das Relais oder die Verkabelung beschädigt ist, müssen diese Mar 5, 2017 · Joined Mar 18, 2013 Messages 16 Reaction score 0 Location united kingdom Your Mercedes w204 C320 cdi deisel Causes. MECHANIC. Jan 18, 2023 · When the voltage to the PCM is turned off and the PCM shuts down without the normal shutdown procedure, the PCM detects a malfunction in the PGM-FI main relay 1 control circuit and stores a Diagnostic Trouble Code (DTC). the p2bac said unknown code. 1:48 Insight into prog With hybrid technologies adapted straight from the track, the 2025 Mercedes-AMG GT 63 S E PERFORMANCE unlocks absurd levels of power. I plugged in the predator and its showing codes p0685 and also p0513, listed as 'ecm/pcm power relay control circuit/OPEN' and the other as 'incorrect immobilizer key' on the predator. 자기진단 P0685 파워릴레이 제어회로 이상 (단선) 메인릴레이 교환 및 어스 저항최소화 재장착. Car ran great until one day I got in the car and turned the key on with no start, not even a click. The PCMregularly checks the voltage condition in the power relay control circuit that delivers battery voltage to the ECM/PCM. driver said it lost power and stopped responding to acc pedal for about 30 seconds then was ok. Citroen Vehicle: 2013 Citroen,2012 Citroen,2011 Citroen,2010 Citroen,2009 Top 50 chybových kódů. In my personal experience, a code P0685 is often accompanied by a no-start condition. I have a 2011 Mercedes E250 CDI 2. P0403. Visually inspect the wiring harness and connectors for any damage or corrosion, and check for broken or bent pins. P0685 OBD Code Definition: P0685 Electronic Control Module Power Control Circuit Malfunction P0685 OBD Code Description: OBD Code P0685 ECM/PCM Power Relay Control Circuit /Open What's mean? OBD2 Code P0685 Definition: The Engine Control Module (ECM) has detected that the ECM remains powered up after the ignition key has been turned off Symptoms Possible sumptoms Jun 4, 2015 · This video will show you how to easily fix a check engine light with P2279 DTC. To diagnose the P0685 Dodge code, it typically requires 1. #6. Mik a P0685 kód tünetei, okai és mi a hiba kijavításának módja. P0100. After scanning it, I got the code 'P0685 ecm power relay control circuit J271 open circuit no signal / no communication'. 7. Jul 18, 2022 · P0685 Chrysler Auto Shutdown Relay Control Circuit Failure. No previous problems. May 5, 2019 · Engine-Codes - Honda - P0685 2009 Honda Accord. 150,000 MILES. It indicates that the circuit that provides power to the PCM is not functioning properly. Se o seu veículo equipado com OBD-II tiver armazenado o código P0685, significa que a unidade de controlo detectou um circuito aberto que vai para o relé de potência principal ECM/PCM. When driving with the van on open road the vehicle sort of switches off with all the dash board lights coming on for plus minus 2 to three seconds. 2WD. Kilometerstand. All power works as normal. Bonjour à tous. It is common for most auto repair shops to charge between $75 and $150 per May 5, 2019 · Description. P0685 Code: ECM / PCM Power Relay Control Circuit Open. Este código se activa cuando el módulo de control del tren motriz (PCM) detecta que el voltaje hacia el PCM se apaga sin seguir el procedimiento de apagado normal. Nov 29, 2014 · Skoda Fabia 6y5 2,0. Then all is okay again except for the traction control lights which will staying on. Due to the number of circuits in the harness, there is a wide variety of different symptoms that could occur depending on which circuit(s) are damaged. Si el relé no está funcionando correctamente, puede haber un circuito abierto que impida que el módulo reciba la alimentación adecuada. Cause 3. 1L, noticed that there is a Fault code P0685. Aug 20, 2023 · 👉 0:40 Significado de la falla P0685🔥 Solicita tu Manual de Reparación: https://codigosobd2. May 31, 2022 · been using my Vito for almost a year without fault. Probablemente el interruptor de encendido esté deteriorado. El DTC P0685 Honda se refiere a un código de diagnóstico que indica un mal funcionamiento en el circuito de control del relé principal PGM-FI 1. It is probably just that the relay was slow to switch or be switched by the cdi. Apr 30, 2024 · In terms of OBDII trouble codes, P0685 is somewhat uncommon. Feb 28, 2022 · The diagnostic trouble code(DTC) P0685 stands for “ECM/PCM Power Relay Control Circuit Open. thye p0685 said ecm/pcm power supply relay intermittent. It's a general code, so it has the same meaning for the Honda Element as any other vehicle. P0107. boost pressure control is usually a loss of boost pressure! It did indeed have an air leak, a local indi did a leak/smoke test and the only place it was leaking from was the intercooler boost hoses which have been replaced. Oct 14, 2021 · P0685 is usually caused by a bad relay or the circuits running to the relay. Vérifiez le câblage et les connecteurs Feb 24, 2017 · Code P0685 ecm power relay. - Repair Difficulty Level: 3/3. 5. Turn the ignition switch to ON (II). Qui sait où se trouve le relais de puissance ? Jai une c4 ehdi 115 DE 2013 avec EN défaut dans le calculateur moteur . What could possibly Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 May 5, 2019 · Description. Jan 14, 2015. Oct 15, 2021 · P0685 is usually caused by a bad relay or the circuits running to the relay. 0L, LM2 only. May 31, 2020 · The video focuses on the basic KIA specific diagnostic error code. Possible causes. Last edited by Kate on Sun May 06, 2018 2:13 pm, edited 1 time in total. – ECM power control circuit is open or shorted – Failed ECM power relay – Failed ECM. Clear the trouble code 3. P0685 Honda Engine Control Module Power Relay Control Circuit Open 📷. The power relay control circuit is a vital part of this system, as it provides power to the ECM/PCM. #7. It's booked in to go next week. Apr 18, 2013 · 99 Mercedes-Benz E300 TurbodieselReplacing K40 relay. com: passionné(e)s de Mercedes-Benz, visitez le forum pour en découvrir davantage. Turn the ignition switch to LOCK (0). The Engine Control Module (ECM) has detected that the ECM remains powered up after the ignition key has been turned off. Most of the time, P0685 will cause your Ram not to start, which leaves you with no choice but Der OBD-Fehlercode P0685 steht häufig für eine Störung im elektrischen System der Steuereinheit des Zündschlosses. It’s a general code, so it has the same meaning for the Mazda 3 as any other vehicle. Als uw OBD-II voertuig code P0685 heeft opgeslagen, betekent dit dat de regeleenheid een open circuit naar het ECM/PCM-hoofdstroomrelais heeft gedetecteerd. 52,797 POSTS. Význam chybového kódu P0685 je: Řídicí obvod napájecího relé ECM/PCM je otevřený. The voltage in the relay coil control circuit is normally low. Um den Fehlercode P0685 zu diagnostizieren, wird ein Diagnosegerät verwendet, das den Fehlercode liest und andere relevante Daten aus dem Fahrzeug ausliest. Note that this code only applies to applications that use a relay to Oct 15, 2021 · P0685 is a somewhat rare OBDII trouble code. Solutions pour résoudre le code défaut P0685. Its almost as though the car isn't recognising the key. When this code is stored in the powertrain control module (PCM), it indicates that a low or no-voltage condition has been detected in the circuit that supplies battery voltage to the PCM. To diagnose the P0685 2009 Honda Accord code, it typically requires 1. Hi. El cableado y conectores podrían estar en malas condiciones. When I turn the key to "0" position all gauges drop down to zero but the engine keeps running. wk zf nd cu yt le qv mv ot cd