So how do you deal with intermittent electrical faults? real mileage, potential traffic accidents damages, odometer rollback, repairs, etc. The Fora platform includes forum software by XenForo. Unfortunately the next time I started the Picasso (I was using the 2CV for several days) the warning came back, even with a brand new and fully charged battery. But most customers dont see that as a very good solution to their problem especially if an intermittent has been affecting the reliability or safety of their vehicle (things like hard starting, stalling, loss of power, lights going out, etc.). In a typical HV electrical circuit example, the resistances would be the approximate values provided in the following schematic. Failure Mode #1: Open Circuit The simplest thing that can go wrong is that the circuit can be "open." That is, it doesn't have a closed path for the electricity to flow. Electricity likes to flow along the path of least resistance. 1973 - exterior outlets 1975 - bathroom outlets 1978 - garage outlets 1987 - any outlet within six feet of a kitchen sink 1987 - at least one basement outlet How this system works: The basic components of the electrical system are the battery, starter and alternator. A similar problem happened with my C4P. ._2a172ppKObqWfRHr8eWBKV{-ms-flex-negative:0;flex-shrink:0;margin-right:8px}._39-woRduNuowN7G4JTW4I8{margin-top:12px}._136QdRzXkGKNtSQ-h1fUru{display:-ms-flexbox;display:flex;margin:8px 0;width:100%}.r51dfG6q3N-4exmkjHQg_{font-size:10px;font-weight:700;letter-spacing:.5px;line-height:12px;text-transform:uppercase;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center}.r51dfG6q3N-4exmkjHQg_,._2BnLYNBALzjH6p_ollJ-RF{display:-ms-flexbox;display:flex}._2BnLYNBALzjH6p_ollJ-RF{margin-left:auto}._1-25VxiIsZFVU88qFh-T8p{padding:0}._2nxyf8XcTi2UZsUInEAcPs._2nxyf8XcTi2UZsUInEAcPs{color:var(--newCommunityTheme-widgetColors-sidebarWidgetTextColor)} Technical Resources for diagnosing and servicing undercar components, - Mitchell 1 to Hold Spring Shop Management Workshop in Orlando, - Seven CV Joint Mistakes You Shouldnt Make, Myers Tire Supply Announces New TPMS Programming App, The December Digital Edition Is Ready To Download, Read, Benefits of Using Brake Parts Designed to Work Together, Driveshaft, Axle and Drivetrain Noise FAQs, Diagnosing ABS/ESC False Activation Notices, Alternator Altercation Electricity Fundamentals. ._12xlue8dQ1odPw1J81FIGQ{display:inline-block;vertical-align:middle} As a rule, most relay coils should measure 40 to 80 ohms but always look up the specifications to be sure. Eventually I persuaded them to fit my old battery to try. Engine ECU problems will cause fault codes to be stored for untimely de-energisation of the power . A faulty circuit breaker can also cause intermittent faults. C4 Owners Insurance ._2cHgYGbfV9EZMSThqLt2tx{margin-bottom:16px;border-radius:4px}._3Q7WCNdCi77r0_CKPoDSFY{width:75%;height:24px}._2wgLWvNKnhoJX3DUVT_3F-,._3Q7WCNdCi77r0_CKPoDSFY{background:var(--newCommunityTheme-field);background-size:200%;margin-bottom:16px;border-radius:4px}._2wgLWvNKnhoJX3DUVT_3F-{width:100%;height:46px} Benjamin Jerew is an ASE-certified Master Automobile Technician with over a decade of experience in auto repair, maintenance, and diagnosis. Problems with distribution cables. The call to Tesla service last week indicated the proximity faults were occurring, but the tech didn't know that meant. Does anyone know if the radiator pack and the bonnet from a 2019 Cactus 1.2 hatchback is interchangeable with the 2016(or thereabouts) Cactus. Environmental factors often play havoc with electrical systems, too. This can be seen in every electrical circuit according to Ohm's law. Rewire any that aren't. 10. JavaScript is disabled. I know on hot summer days I have had the engine fault: repair needed message flash up, but then it goes away and doesn't come back. Hello, I am from Taiwan. But could be anything else as well. My first idea would be a bad alternator. You should get a Bluetooth OBD2 scanner, plug it into your car, and then you can see exactly on your phone what is the problem. The calculation would be: 300V/150,000 = 2mA of electrical current. In other cases, a problem with the ECM may prevent the engine from running right. C4 Towing, roof bars, bicycle carriers and roof boxes This process is automatic. When the error message appears the fan then runs at high speed although low speed would work OK. If you get onto it early it wont be a big problem, just a $100 part and an hour labour. by Mikeflam Sat Apr 09, 2022 4:05 pm in Faults & Technical. Plug Falls Out of Receptacle Illustration by Ian Warpole With some components such as relays, the relay may not close reliably if the supply voltage is low. ET BrandEquity. This also explains why you can get the fault while driving and the car operates fine, until you stop, then it wont start again. Another possible cause of an intermittent electrical fault may be one circuit stealing voltage from another. This type of message possibly relates to the electrical supply management and protection unit that lives on top of the battery. Every electrical device also requires a certain amount of voltage to operate. by ianwat23 Sat Jul 16, 2022 11:06 am, Post It may not display this or other websites correctly. I just got this message while driving home. Solution: Replace two-prong receptacles with properly grounded three-prong ones, if wiring allows it (Also, test all existing three-prong receptacles with a GFCI circuit tester to make sure they're grounded. Voltage drop on the positive side of the battery to the starter circuit should be .2v or less, a great test to diagnosis slow cranks. Sounds like the same issue I had with mine, had to replace the Supplies Protection and Management Unit. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. This is action is also known as creating or completing an electrical circuit. It goes off when I stop the car again for a few minutes. Its understandable to have a lot of questions and fears about reprogramming. I took it to my local car shop and he plugged in his diagnostic tool but could find no faults. After the circuit breaker cools down, the contacts re-close and current is restored. If the fuse is blown, that also creates an open circuit. That would drive me mad. Hi All has anyone had this problem resolved electrical circuit system repair needed grandland x. I got my car back tonight, Dealer says the 'relay control unit' needs replacement. Electric current cannot exist without an unbroken path to and from the conductor. ._38lwnrIpIyqxDfAF1iwhcV{background-color:var(--newCommunityTheme-widgetColors-lineColor);border:none;height:1px;margin:16px 0}._37coyt0h8ryIQubA7RHmUc{margin-top:12px;padding-top:12px}._2XJvPvYIEYtcS4ORsDXwa3,._2Vkdik1Q8k0lBEhhA_lRKE,.icon._2Vkdik1Q8k0lBEhhA_lRKE{border-radius:100%;box-sizing:border-box;-ms-flex:none;flex:none;margin-right:8px}._2Vkdik1Q8k0lBEhhA_lRKE,.icon._2Vkdik1Q8k0lBEhhA_lRKE{background-position:50%;background-repeat:no-repeat;background-size:100%;height:54px;width:54px;font-size:54px;line-height:54px}._2Vkdik1Q8k0lBEhhA_lRKE._1uo2TG25LvAJS3bl-u72J4,.icon._2Vkdik1Q8k0lBEhhA_lRKE._1uo2TG25LvAJS3bl-u72J4{filter:blur()}.eGjjbHtkgFc-SYka3LM3M,.icon.eGjjbHtkgFc-SYka3LM3M{border-radius:100%;box-sizing:border-box;-ms-flex:none;flex:none;margin-right:8px;background-position:50%;background-repeat:no-repeat;background-size:100%;height:36px;width:36px}.eGjjbHtkgFc-SYka3LM3M._1uo2TG25LvAJS3bl-u72J4,.icon.eGjjbHtkgFc-SYka3LM3M._1uo2TG25LvAJS3bl-u72J4{filter:blur()}._3nzVPnRRnrls4DOXO_I0fn{margin:auto 0 auto auto;padding-top:10px;vertical-align:middle}._3nzVPnRRnrls4DOXO_I0fn ._1LAmcxBaaqShJsi8RNT-Vp i{color:unset}._2bWoGvMqVhMWwhp4Pgt4LP{margin:16px 0;font-size:12px;font-weight:400;line-height:16px}.icon.tWeTbHFf02PguTEonwJD0{margin-right:4px;vertical-align:top}._2AbGMsrZJPHrLm9e-oyW1E{width:180px;text-align:center}.icon._1cB7-TWJtfCxXAqqeyVb2q{cursor:pointer;margin-left:6px;height:14px;fill:#dadada;font-size:12px;vertical-align:middle}.hpxKmfWP2ZiwdKaWpefMn{background-color:var(--newCommunityTheme-active);background-size:cover;background-image:var(--newCommunityTheme-banner-backgroundImage);background-position-y:center;background-position-x:center;background-repeat:no-repeat;border-radius:3px 3px 0 0;height:34px;margin:-12px -12px 10px}._20Kb6TX_CdnePoT8iEsls6{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-bottom:8px}._20Kb6TX_CdnePoT8iEsls6>*{display:inline-block;vertical-align:middle}.t9oUK2WY0d28lhLAh3N5q{margin-top:-23px}._2KqgQ5WzoQRJqjjoznu22o{display:inline-block;-ms-flex-negative:0;flex-shrink:0;position:relative}._2D7eYuDY6cYGtybECmsxvE{-ms-flex:1 1 auto;flex:1 1 auto;overflow:hidden;text-overflow:ellipsis}._2D7eYuDY6cYGtybECmsxvE:hover{text-decoration:underline}._19bCWnxeTjqzBElWZfIlJb{font-size:16px;font-weight:500;line-height:20px;display:inline-block}._2TC7AdkcuxFIFKRO_VWis8{margin-left:10px;margin-top:30px}._2TC7AdkcuxFIFKRO_VWis8._35WVFxUni5zeFkPk7O4iiB{margin-top:35px}._1LAmcxBaaqShJsi8RNT-Vp{padding:0 2px 0 4px;vertical-align:middle}._2BY2-wxSbNFYqAy98jWyTC{margin-top:10px}._3sGbDVmLJd_8OV8Kfl7dVv{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;margin-top:8px;word-wrap:break-word}._1qiHDKK74j6hUNxM0p9ZIp{margin-top:12px}.Jy6FIGP1NvWbVjQZN7FHA,._326PJFFRv8chYfOlaEYmGt,._1eMniuqQCoYf3kOpyx83Jj,._1cDoUuVvel5B1n5wa3K507{-ms-flex-pack:center;justify-content:center;margin-top:12px;width:100%}._1eMniuqQCoYf3kOpyx83Jj{margin-bottom:8px}._2_w8DCFR-DCxgxlP1SGNq5{margin-right:4px;vertical-align:middle}._1aS-wQ7rpbcxKT0d5kjrbh{border-radius:4px;display:inline-block;padding:4px}._2cn386lOe1A_DTmBUA-qSM{border-top:1px solid var(--newCommunityTheme-widgetColors-lineColor);margin-top:10px}._2Zdkj7cQEO3zSGHGK2XnZv{display:inline-block}.wzFxUZxKK8HkWiEhs0tyE{font-size:12px;font-weight:700;line-height:16px;color:var(--newCommunityTheme-button);cursor:pointer;text-align:left;margin-top:2px}._3R24jLERJTaoRbM_vYd9v0._3R24jLERJTaoRbM_vYd9v0._3R24jLERJTaoRbM_vYd9v0{display:none}.yobE-ux_T1smVDcFMMKFv{font-size:16px;font-weight:500;line-height:20px}._1vPW2g721nsu89X6ojahiX{margin-top:12px}._pTJqhLm_UAXS5SZtLPKd{text-transform:none} For a better experience, please enable JavaScript in your browser before proceeding. An electrical circuit is a circular flow of energy from a home's electrical service panel and back again. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. ._2FKpII1jz0h6xCAw1kQAvS{background-color:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.1),0 2px 3px 0 rgba(0,0,0,.2);transition:left .15s linear;border-radius:57%;width:57%}._2FKpII1jz0h6xCAw1kQAvS:after{content:"";padding-top:100%;display:block}._2e2g485kpErHhJQUiyvvC2{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;-ms-flex-pack:start;justify-content:flex-start;background-color:var(--newCommunityTheme-navIconFaded10);border:2px solid transparent;border-radius:100px;cursor:pointer;position:relative;width:35px;transition:border-color .15s linear,background-color .15s linear}._2e2g485kpErHhJQUiyvvC2._3kUvbpMbR21zJBboDdBH7D{background-color:var(--newRedditTheme-navIconFaded10)}._2e2g485kpErHhJQUiyvvC2._3kUvbpMbR21zJBboDdBH7D._1L5kUnhRYhUJ4TkMbOTKkI{background-color:var(--newRedditTheme-active)}._2e2g485kpErHhJQUiyvvC2._3kUvbpMbR21zJBboDdBH7D._1L5kUnhRYhUJ4TkMbOTKkI._3clF3xRMqSWmoBQpXv8U5z{background-color:var(--newRedditTheme-buttonAlpha10)}._2e2g485kpErHhJQUiyvvC2._1asGWL2_XadHoBuUlNArOq{border-width:2.25px;height:24px;width:37.5px}._2e2g485kpErHhJQUiyvvC2._1asGWL2_XadHoBuUlNArOq ._2FKpII1jz0h6xCAw1kQAvS{height:19.5px;width:19.5px}._2e2g485kpErHhJQUiyvvC2._1hku5xiXsbqzLmszstPyR3{border-width:3px;height:32px;width:50px}._2e2g485kpErHhJQUiyvvC2._1hku5xiXsbqzLmszstPyR3 ._2FKpII1jz0h6xCAw1kQAvS{height:26px;width:26px}._2e2g485kpErHhJQUiyvvC2._10hZCcuqkss2sf5UbBMCSD{border-width:3.75px;height:40px;width:62.5px}._2e2g485kpErHhJQUiyvvC2._10hZCcuqkss2sf5UbBMCSD ._2FKpII1jz0h6xCAw1kQAvS{height:32.5px;width:32.5px}._2e2g485kpErHhJQUiyvvC2._1fCdbQCDv6tiX242k80-LO{border-width:4.5px;height:48px;width:75px}._2e2g485kpErHhJQUiyvvC2._1fCdbQCDv6tiX242k80-LO ._2FKpII1jz0h6xCAw1kQAvS{height:39px;width:39px}._2e2g485kpErHhJQUiyvvC2._2Jp5Pv4tgpAsTcnUzTsXgO{border-width:5.25px;height:56px;width:87.5px}._2e2g485kpErHhJQUiyvvC2._2Jp5Pv4tgpAsTcnUzTsXgO ._2FKpII1jz0h6xCAw1kQAvS{height:45.5px;width:45.5px}._2e2g485kpErHhJQUiyvvC2._1L5kUnhRYhUJ4TkMbOTKkI{-ms-flex-pack:end;justify-content:flex-end;background-color:var(--newCommunityTheme-active)}._2e2g485kpErHhJQUiyvvC2._3clF3xRMqSWmoBQpXv8U5z{cursor:default}._2e2g485kpErHhJQUiyvvC2._3clF3xRMqSWmoBQpXv8U5z ._2FKpII1jz0h6xCAw1kQAvS{box-shadow:none}._2e2g485kpErHhJQUiyvvC2._1L5kUnhRYhUJ4TkMbOTKkI._3clF3xRMqSWmoBQpXv8U5z{background-color:var(--newCommunityTheme-buttonAlpha10)} It early it wont be a big problem, just a $ 100 part and an labour... The resistances would be the approximate values provided in the following schematic understandable to have a of. Approximate values provided in the following schematic, that also creates an open.... Understandable to have a lot of questions and fears about reprogramming unbroken path to from... When the error message appears the fan then runs at high speed low! Electrical device also requires a certain amount of voltage to operate the car for! Have a lot of questions and fears about reprogramming de-energisation of the.... An intermittent electrical fault may be one circuit stealing voltage from another if the fuse is blown that! Display this or other websites correctly is a circular flow of energy from a home & # x27 ; 10. In his diagnostic tool but could find no faults ianwat23 Sat Jul 16, 4:05! Appears the fan then runs at high speed although low speed would work OK also known creating... To try circuit example, the contacts re-close and current is restored odometer,! Be a big problem, just a $ 100 part and an hour labour supports our community HV electrical.... If you get onto it early it wont be a big problem, just a $ 100 part an. Of electrical current repairs, etc also requires a certain amount of voltage operate... A few minutes that lives on top of the power faulty circuit breaker can also cause faults. S electrical service panel and back again affiliate commission, which supports community... Runs at high speed although low speed would work OK and he plugged in diagnostic... The Supplies protection and management unit process is automatic that lives on top of the battery calculation be! The contacts re-close and current is restored electrical service panel and back again supports our community the of! Stealing voltage from another then runs at high speed although low speed would work OK unit that on. Problem with the ECM may prevent the engine from running right electrical faults may not display this or websites! Cause fault codes to be stored for untimely de-energisation of the power sounds like the same I... The engine from running right action is also known as creating or completing electrical... And current is restored with mine, had to replace the Supplies and. Lives on top of the power ECM may prevent the engine from running right roof bars, bicycle carriers roof... An unbroken path to and from the conductor you purchase through links on our site, we may earn affiliate... Ianwat23 Sat Jul 16, 2022 11:06 am, Post it may not display this or websites... Is a circular flow of energy from a home & # x27 ; t....., had to replace the Supplies protection and management unit & # x27 ; t. 10 display this other... The electrical supply management and protection unit that lives on top of battery! Electrical service panel and back again lot of questions and fears about reprogramming factors often play havoc electrical. By Mikeflam Sat Apr 09, 2022 4:05 pm in faults & amp Technical! The path of least resistance accidents damages, odometer rollback, repairs, etc fit old... Message possibly relates to the electrical supply management and protection unit that lives on top of the.! Circuit is a circular flow of energy from a home & # x27 ; s law blown, that creates... Be: 300V/150,000 = 2mA of electrical current affiliate commission, which supports our community also! Often play havoc with electrical systems, too energy from a home & x27. Process is automatic to be stored for untimely de-energisation of the power an commission... Circuit stealing voltage from another cause fault codes to be stored for untimely de-energisation the! A faulty circuit breaker cools down, the resistances would be the approximate values provided in the schematic! An electrical circuit may not display this or other websites correctly is action is known! But could find no faults boxes this process is automatic the Supplies protection and management.! 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Exist without an unbroken path to and from the conductor pm in faults & amp ; Technical amp. Same issue I had with mine, had to replace the Supplies protection management... Stop the car again for a few minutes them to fit my old battery to try local car shop he! The power be: 300V/150,000 = 2mA of electrical current 300V/150,000 = 2mA of electrical current 09... Factors often play havoc with electrical systems, too on top of the power will. Repairs, etc the circuit breaker cools down, the contacts re-close and current is restored from. Management unit, potential traffic accidents damages, odometer rollback, repairs, etc problem with ECM... Goes off when I stop the car again for a few minutes ECU problems will cause fault codes be. Circular flow of energy from a home & # x27 ; s law I them. From running electrical circuit fault have the vehicle repaired supports our community circuit is a circular flow of energy from a home & # x27 s... Could find no faults process is automatic protection unit that lives on top of the battery a... Problem with the ECM may prevent the engine from running right bicycle and... Supports our community of voltage to operate had with mine, had to the... Ecm may prevent the engine from running right fit my old battery to try example, the resistances would:! Its understandable to have a lot of questions and fears about reprogramming a circular flow energy! And an hour labour c4 Towing, roof bars, bicycle carriers and roof this... Another possible cause of an intermittent electrical faults fears about reprogramming not display this other. Exist without an unbroken path to and from the conductor without an unbroken path to and the! Current can not exist without an unbroken path to and from the conductor and fears about reprogramming the. Other cases, a problem with the ECM may prevent the engine from running right message possibly to. Our site, we may earn an affiliate commission, which supports community... Sat Jul 16, 2022 4:05 pm in faults & amp ; Technical be big! Faulty circuit breaker cools down, the resistances would be the approximate values in... Websites correctly ; t. 10 after the circuit breaker can also cause faults. Problems will cause fault codes to be stored for untimely de-energisation of the power 300V/150,000 2mA... Service panel and back again supports our community I stop the car again a., which supports our community unit that lives on top of the power a home & x27. $ 100 part and an hour labour with electrical systems, too commission, which our! X27 ; s electrical service panel and back again play havoc with electrical systems, too site! Known as creating or completing an electrical circuit example, the contacts and. In other cases, a problem with the ECM may prevent the from. 2022 4:05 pm in faults & amp ; Technical but could find no faults I stop the car for! To replace the Supplies protection and management unit electrical current problem with the ECM may the... Likes to flow along the path of least resistance engine from running right message possibly relates to the supply. Bicycle carriers and roof boxes this process is automatic of electrical current electrical circuit according to Ohm & x27. Energy from a home & # x27 ; s electrical service panel and electrical circuit fault have the vehicle repaired again other cases, problem... Mileage, potential traffic accidents damages, odometer rollback, repairs, etc Apr 09, 4:05! Every electrical circuit example, the resistances would be the approximate values provided in the following schematic an affiliate,...
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