This could happen to an EPC light on a VW Jetta or a VW Golf EPC light. Limp-in Mode Prevents Further Damage. But your VW is still drivable even if the EPC warning light turns on. However, there will be some limitations on the vehicle’s acceleration and speed. This is to prevent more severe damage to the vehicle’s drivetrain. What Does The Epc Light On A Volkswagen Jetta Mean - GearShifters. What Does Your VW’s EPC Light Mean? The Electronic Power Control (EPC) warning light on your …Thank you guys. Since my Jetta was due to maintenance, I did an oil change and told the service the symptoms, they did a diagnosis today, here is the result "4 codes found P2306 ignition coil c primary control circuit low sporadic, P0300-P0301-P0303 random cylinder misfire cylinder 1 and 3. verified for active …The EPC light indicates a problem with the electronic system that controls the engine acceleration. Learn what can cause this light to come on, how to diagnose it and how to …Volkswagen, and other cars with EPC warning lights, will often have a limp mode turned on after an issue is detected. This limp mode is made to reduce damage to the car at the cost of power. Even though this makes our car technically safe to drive, the limp mode should be used sparingly.Fixing Volkswagen EPC Light Car Shaking. The first thing you want to do when diagnosing an EPC light is to get access to a scanner tool. When you hook a OBD-II scan tool up to a VW car, it can tap into …2007 Jetta. EPC light comes on car throttles down. Has done this several times. Code showed radiator fan issue. replaced fans. EPC light came on again and car stopped would not turn over. ... I pressed the button to turn on my 2011 VW Jetta this morning, it started and then shut off and the EPC light and battery lights came on.Asked by Guru5LJB3 Jan 15, 2018 at 08:19 AM about the 2009 Volkswagen Jetta S. Question type: Maintenance & Repair. 2009 VW Jetta 2.5--"EPC" light illuminated on dash. 36,700 miles on car. Concerned about cost for scan and repair. Is this an indicator of major repair issues. What should a scan cost. Not driving car now.volkswagenownersclub.com is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc. Content on volkswagenownersclub.com is generated by its users. volkswagenownersclub.com is not in any way affiliated with Volkswagen AG. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V …Oct 29, 2019 · EPC stands for Electronic Power Control. The name may sound vague, but it’s a system that has its fingers in nearly every vital system of your VW. Essentially, if any system relates to putting power to the road, you can bet that it reports to the EPC of your Volkswagen. Because of this, the EPC light is often joined by other warning lights on ... https://amzn.to/43N4WNr - All-in-One OBDII Scanner Let’s look at the most common causes EPC lights appear on Volkswagen car’s dashboards. We will also talk... Support the channel by ordering here via my affiliated links:https://amzn.to/3CHhBVC VW Audi Diagnosis tool. 🇺🇸 For people in USA: https://amzn.to/3MHMYnw ... The cost to repair an Electronic Power Control (also known as the EPC) that is glowing will typically range from $124 to $214, but only if the throttle body is broken. Most likely, all that has to be done is to reset the light. A VW Jetta epc light repair will run you roughly $200. 2011 Volkswagen Jetta having the same issues. Epc light goes on, loss of acceleration, engine shaking. I have replaced the spark plugs twice, coils twice, and full body throttle but none of that has worked. Taken it to four different Volkswagen dealerships and they don't seem to know what's wrong, making up solutions.1165 posts · Joined 2013. #2 · Aug 11, 2013. "EPC actually stands for Electronic Power Control (Straight from the VW workshop manual) It refers to the drive-by-wire system and any faults with the throttle pedal, throttle body, traction control, cruise control, even the MAF will on occasion trigger the light.The Volkswagen EPC warning light can indicate some potentially serious problems, If this light comes on, you should have the car checked out as soon as poss...Clean it and put it back together and leave the hood open put the key in the auxilary position do not start. And leave the drivers door open, in a few seconds you should hear the throttle body adaption. Leave it like that for 2 minutes to be safe. then start your car and hopefully its fixed. good luck.What the EPC light means. Since the EPC is used on multiple other systems on the vehicle, it is likely that other warning lights will be illuminated on the dash as well. Typically, the stability control and cruise control will be disabled and their respective lights will be illuminated as well. The check engine light may also come on to show ...VW Jetta / Bora MKIV 1998 Euro,1999.5 US -2005. 2001 Jetta MK4 1.8T EPC & ASR Lights. Tags asr epc limp p0121 p0221. Jump to Latest Follow ... after driving for a few weeks it would randomly kick on the epc light and asr light together and go into limp mode, cycling the key off then on would turn off the epc and bring it out of limp mode and ...I have a 2012 Jetta SEL with a push button start. It started fine yesterday but but now it will turn over but will not start. There is a message displayed, "Ignition Switched On" that scrolls across. The EPC light. battery light and check engine light are lit up as well. I checked the battery with my meter and got 12.46 VDC.Have an issue with your VW not starting or the EPC light on? It may have lost it's crank sensorhttp://www.twitch.tv/deamonmachine (watch LIVE m-f 9:30 - 5:00...The cost to repair an Electronic Power Control (also known as the EPC) that is glowing will typically range from $124 to $214, but only if the throttle body is broken. Most likely, all that has to be done is to reset the light. A VW Jetta epc light repair will run you roughly $200. https://amzn.to/43N4WNr - All-in-One OBDII Scanner Let’s look at the most common causes EPC lights appear on Volkswagen car’s dashboards. We will also talk... I have a 2006... I have a 2006 Volkswagen Jetta 2.5 and the EPC light just came on. After 15 minutes of driving not allowing my engine to go past 3000 RPM. It does go off after not driving for an hour, but then 15 minutes of driving and the EPC light comes on again. Understand the problem, and what the EPC is doing.Cleaning or replacing malfunctioning EPC system sensors. The EPC system in your VW Jetta relies on various sensors to monitor and control engine performance. If …Oct 17, 2021 ... EPC light due to sensors,power and Engine overfill problem solved best advice vw and Audi · Comments53.Then today the epc light came on and the car would not accelerate past 20 mph. Close. The Best in Auto Repair. Find a Shop. Questions / Volkswagen / Jetta / 2014 / Epc light ; Epc light . 2014 Volkswagen Jetta. Asked by Visitor in Mesa, AZ on . December 21, 2020. Hi, My check engine light came on a few …Listed below are a few common culprits that could cause a Volkswagen Jetta’s EPC warning light to turn on: Throttle pedal or throttle body issues. Cruise control trouble. …In order to answer “What does the EPC Volkswagen warning light mean,” we need to explore the mechanisms the Volkswagen EPC light refers to, including: Cruise Control. Throttle Body. Throttle Pedal. Traction Control. These work in unison to manage engine power and speed. If one of these individual systems malfunctions, your EPC Volkswagen ...Bill6211789. 5428 posts · Joined 2009. #3 · Jan 30, 2011. if the battery doesn't/wont hold a charge the car wont run. EPC light coming on makes sense bc it stands for electronic power control. So i say with the new batter if your running good you should be all set:thumbup:If you own a VW, it will have an EPC or an Electronic Power Control warning light. What is the EPC light on a Volkswagen? The purpose of this light is to warn you if the car’s …4) Faulty Brake Pressure Sensor. A faulty brake pressure sensor in your Volkswagen car is one of the major causes of the illuminating EPC light. This sensor works similarly to a brake light switch, but instead of just measuring on/off, it calculates the brake pressure that the driver is applying to the brake pedal.2010 Jetta. degreased eng & EPC light is on. 2010 Volkswagen Jetta. Asked by bennettgma in Denton, TX on . January 29, 2018. I have a 2010 Jetta. I just degreased the engine. ... Tags: epc, volkswagen, jetta. 1 reply Report. Answer. Popular Answer. 1clubinside on . January 29, 2018. you sprayed water on the engine also? Sign …La luz testigo de EPC indica un problema en el sistema electrónico de control del motor. Puede ser un problema en el pedal del acelerador, en el cuerpo de aceleración, en el sistema de control de tracción, o en algún componente electrónico de todo este sistema. Incluso un foco de freno quemado puede causar el …The EPC light on a VW Jetta is a warning sign that there is a problem with the electronic power control system. It can be tricky to diagnose and troubleshoot this system. There are many things that can cause the EPC light to appear, so it’s best to consult with a mechanic to find the culprit.When it flashes, it indicates there’s an issue with your throttle system or sensors that needs to be repaired. If it starts to flash, schedule an appointment with us so that we can take …Jul 25, 2022 ... 288K views · 6:37 · Go to channel · EPC light on VW Tiguan, Jetta, Polo, UP, Golf How to fix EPC warning light on? Inside Factory•4.5K views.2006 jetta 2.5. Symptoms epc light comes on and car goes into limp mode for a few seconds then is fine. Also car dies while epc light is on but restarts immediately. I've cleaned throttle body. Replaced maf, pcv valve and fuel filter. Oh yeah the 'bulb out' light is on and no bulbs are. Out.1.4 TSI Engine light and EPC light. I am the owner of a 2015 Jetta TSI with <50,000 miles on it. I have previously had no issue with the car. On Thursday, when I started the car, the EPC light came on, but there were no additional symptoms. I called and made an appintment at the dealership as quickly as I could.Mar 4, 2020 · Support the channel by ordering here via my affiliated links:https://amzn.to/3CHhBVC VW Audi Diagnosis tool. 🇺🇸 For people in USA: https://amzn.to/3MHMYnw ... Jul 13, 2020 ... I was able to get the codes pulled and it has three codes: p0100 (problem with camshaft position actuator), p2294 ( bad fuel pressure regulator, ...Then today the epc light came on and the car would not accelerate past 20 mph. Close. The Best in Auto Repair. Find a Shop. Questions / Volkswagen / Jetta / 2014 / Epc light ; Epc light . 2014 Volkswagen Jetta. Asked by Visitor in Mesa, AZ on . December 21, 2020. Hi, My check engine light came on a few …2001 VW Jetta 1.8T Automatic I was heading out for a drive today (in about 30 degree weather) and as I was driving up a very short hill, the EPC light and then ASR lights came on and I lost power. The … read moreEpc Light On Vw Jetta GuideMechanic.Com – Provide Background Information On What The EPC Light Indicates – The EPC light in a car’s dashboard is an abbreviation of Engine Power Control, and it is a warning indicator that alerts the driver to potential engine malfunction or reduced engine power output.Have an issue with your VW not starting or the EPC light on? It may have lost it's crank sensorhttp://www.twitch.tv/deamonmachine (watch LIVE m-f 9:30 - 5:00...Sep 9, 2016 ... The EPC light indicates an issue with a computerized system in your vehicle. It is exclusive to VW, Audi, Bentley, and other V.A.G cars.The Electronic Power Control (EPC) warning light on your Volkswagen is a sign that the throttle control system may be malfunctioning. This could indicate that the cruise control …Volkswagen EPC ligh comes on. EPC Warning light VW Polo, Golf, Passat Explained: Fix Your EPC Light on Volkswagen car. USA Production lines. 8.75K …JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. On my 2008 VW Jetta the “EPC” warning light lit up. After turning off the engine and restarting the “EPC” was not on. - Answered by a verified VW Mechanic.It’s a 2010 vw jetta. Check engine light is blinking and the epc light is on the car is not paid off yet have no. Warranties on it what should I do how expensive is it going to be to fix it can I still drive it any advice. Let’s start by explaining the acronym. Electronic Power Control is the EPC’s meaning for your car. If you see this light on your car, it means you’ve got an issue with: The throttle pedal. The throttle body. Your engine speed sensor. Your brake light switch. Your mass air flow sensor. Your traction control. To fix the EPC light on your VW (Passat, Jetta, Golf, or other models), you can start by checking the throttle body and the throttle position sensor for any issues …Jun 19, 2016 ... 2014 VWJetta throttle body Removal. · 3 Volkswagen Problems You WILL Have · 6 Causes of EPC light coming on VW vehicles. · 2013 Volkswagen Jet...The EPC light on a VW Jetta is a warning sign that there is a problem with the electronic power control system. It can be tricky to diagnose and troubleshoot this system. There are many things that can cause the EPC light to appear, so it’s best to consult with a mechanic to find the culprit.Sep 19, 2022 · 21 Jetta EPC light and stalling. I was driving my Jetta home when accelerating up a hill and losing all engine power at 2500rpm. I thought maybe I had stalled the engine out so I took it out of gear and tried to rev with no luck. I rolled to a stoplight with the engine still running and then it said "4000rpm max!" and stalled out. Cleaning or replacing malfunctioning EPC system sensors. The EPC system in your VW Jetta relies on various sensors to monitor and control engine performance. If … Here are some of the most common reasons why the EPC light on your Volkswagen vehicle’s dash may have turned on: The issue could also be something as small as an old sensor that needs replacement. Sensors can wear down over time as you do a lot of driving. The EPC light could also indicate that you need to replace parts of your throttle system. Hey Everyone, Alright so I have a 2010 jetta wolfsburg with about 107K. I had the guy do an oil change and change the spark plugs. When I picked up the car it was shaking when cold but went away when it was warm (this was a week ago) and said it was probably bad gas.Started my 2011 jetta this morning and immediate rough idle. Was fine when I parked it last night. EPC light is on, rough idle, seems to be in limp mode. Did a scan on the vehicle and the only P-codes are P2101, P2106, P0212. Other ID's (non-Pcodes) shown on scan: 05445 - Throttle valve control system MalfunctionThe EPC light will come on when the computer detects a problem within the power train system. This can be as easy as a bad sensor or a more complicated electrical issue. Retrieving any codes from the computer would be the first place to start to determine what the issue is. If there are no codes then further testing of the sensors would need to ...1165 posts · Joined 2013. #2 · Aug 11, 2013. "EPC actually stands for Electronic Power Control (Straight from the VW workshop manual) It refers to the drive-by-wire system and any faults with the throttle pedal, throttle body, traction control, cruise control, even the MAF will on occasion trigger the light.Could be the oil pressure switch. But don't play get it checked. I had a similar issue on my Jetta, without the oil pressure/stop engine warning. Replaced the blue oil pressure switch and it fixed it. Part number VW 06K919081B Engine Oil Pressure Switch - Blue. But like others said, could actually be low oil pressure.2021 Jetta R line 1.4T 8spd Auto with 5000 miles. The check engine light and EPC light came on while I was getting on the highway and the engine ran a little weird. ... vwvortex.com is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc. Content on vwvortex.com is generated by its users. vwvortex.com …2014 VW Jetta 1.8T approx 115,000 miles ... The EPC light will intermittently come on, and it went into limp mode one time. Check engine light comes on with the codes below. The codes all have me worried, but not sure where to start. I had a shop say I should try using 91 Octane, but the gas cap says 87. I'll give it a shot but wasn't sure what ...Mar 24, 2023 · Worn-out spark plugs. A faulty throttle body is one of the most common causes of the EPC light in Volkswagen cars. The throttle body regulates airflow into the engine and communicates with other sensors in your car’s electronic control unit (ECU). If there is any fault or malfunction in this system, it can trigger the EPC light. Jul 11, 2020 · OBD2 Scanner used in the video - https://amzn.to/3yQMZil Amazon affiliate linkHad minor issues with the Jetta. All fixed with twenty dollars worth of part... 2 Answers. EPC light comes on when there's an issue with your throttle system. The Accelerator pedal, cruise control, throttle body, traction control. But if your battery is bad it could be a cause of the issue as well. First start with the battery and get that going and make sure the cable are good as well.2013 VW Jetta 2.5 L --- TH EPC light came on. On the dash board THe is a EPC the is lighted up and a check engine light. - Answered by a verified VW Mechanic. ... 17 Jetta that the engine light and epc lights came on while using cruise control. Whole car vibrated and didn't want to up-shift. Occasional white smoke out the exhaust.EPC stands for Electronic Power Control. The name may sound vague, but it’s a system that has its fingers in nearly every vital system of your VW. Essentially, if any system relates to putting power to the road, you can bet that it reports to the EPC of your Volkswagen. Because of this, the EPC light is often …October 8, 2023. Last Updated on October 8, 2023 by Albert Duke. To reset the EPC light on a VW Jetta, start the car normally, then start it again and push the gas pedal to the …Sep 3, 2020 · What is EPC warning light on dashboard in car?🚘 Volkswagen (VW) Polo, Golf, Tiguan, Jetta or Audi A1, A7? How to repair (fix) it step by step. All about dia... The EPC light will come on when the computer detects a problem within the power train system. This can be as easy as a bad sensor or a more complicated electrical issue. Retrieving any codes from the computer would be the first place to start to determine what the issue is. If there are no codes then further testing of the sensors would need to ...Nov 30, 2023 · Cleaning or replacing malfunctioning EPC system sensors. The EPC system in your VW Jetta relies on various sensors to monitor and control engine performance. If these sensors malfunction, it can trigger the EPC light. Cleaning or replacing the sensors may be necessary to fix the problem. The primary causes for an EPC light turning on in a Volkswagen Passat, Jetta, or Golf relate to the throttle system. However, other conditions may also trigger the light. The …Oct 29, 2019 · EPC stands for Electronic Power Control. The name may sound vague, but it’s a system that has its fingers in nearly every vital system of your VW. Essentially, if any system relates to putting power to the road, you can bet that it reports to the EPC of your Volkswagen. Because of this, the EPC light is often joined by other warning lights on ... Nov 30, 2023 · Cleaning or replacing malfunctioning EPC system sensors. The EPC system in your VW Jetta relies on various sensors to monitor and control engine performance. If these sensors malfunction, it can trigger the EPC light. Cleaning or replacing the sensors may be necessary to fix the problem. Volkswagen News: This is the News-site for the company Volkswagen on Markets Insider Indices Commodities Currencies StocksMy 2020 Volkswagen Jetta 1.4 liter turbo, EPC light is coming on and the car has no power when this happens. In this video hi tell you what the fix was for ...The EPC light will show up (in VW's). This can temporarily be overcome by kickstarting, as you can get the car moving and then switch off and kick start it with that motion. This should get the throttle body working (and the pedal activated), but the EPC light will remain on. ... Used Volkswagen Jetta. 631 Great Deals out of 15,018 listings ...I have a 2013 Passat 2.5 SE Automatic, 142834 miles. About a week ago the EPC and (solid) check engine light came on. Checked with Vag-COM, codes are: - Angle Sensor 2 for Throttle (G188) P0221 - 000 - Implausible Signal - MIL ON. - Throttle Position Sensor (G69) P0122 - 000 - Signal too Low - MIL ON. Vag-Com Auto Scan on bottom of …A VW Jetta epc light repair will run you roughly $200. What does EPC signify on a dashboard for a Volkswagen? In Volkswagen cars like the Atlas and Jetta, the electronic power control light is connected to the throttle system. The EPC light may come on if your Volkswagen has issues with the throttle system to let you know so you may obtain the ...If this video helped you, Be Sure To Like & Subscribe & Share! Instantly know I’m live & get the latest news : https://twitter.com/thedarkdade Twitter is...Feb 15, 2024 ... VW Golf/Polo EPC Light. Learn everything you need to know about the EPC warning light on your Volkswagen Polo or Golf.In light of the diesel scandal, Volkswagen's reputation has taken a hit, and prices for new and used Passats, Jettas, and Golfs are cheaper. By clicking "TRY IT", I agree to receiv...If you haven’t got any extensive damage to your vehicle then you can spend anywhere from $100-$350 with a garage, but this can creep up. For a 3.2L V-6 engine then your repair cost could be as high as $800 in parts and labor. If your ABS is faulty and causing your EPC light to illuminate then you could spend anywhere …When it flashes, it indicates there’s an issue with your throttle system or sensors that needs to be repaired. If it starts to flash, schedule an appointment with us so that we can take …
Oct 27, 2023 ... Need Help? Ask a mechanic online, 24 hours a day here: https://tinyurl.com/24-7-mechanic In this video we'll talk about the EPC light in .... Jason red hood
What does the EPC (Electronic Power Control) light mean on a Jetta? In a few words: The EPC warning light comes on to indicate that there is a problem with the electronic system that controls the engine. The only way to identify the problem quickly is by scanning your car’s computer. La luz testigo de EPC indica un problema en el sistema electrónico de control del motor. Puede ser un problema en el pedal del acelerador, en el cuerpo de aceleración, en el sistema de control de tracción, o en algún componente electrónico de todo este sistema. Incluso un foco de freno quemado puede causar el encendido de esta luz. Asked by Guru5LJB3 Jan 15, 2018 at 08:19 AM about the 2009 Volkswagen Jetta S. Question type: Maintenance & Repair. 2009 VW Jetta 2.5--"EPC" light illuminated on dash. 36,700 miles on car. Concerned about cost for scan and repair. Is this an indicator of major repair issues. What should a scan cost. Not driving car now.Not the Cali, but still VW. The mother in law has a T Cross and the EPC warning light has come on the dash. Apparently it's amber rather ...MK4 Jetta. I'm here with visiting family, they have a MK4 Jetta, 4cyl 5spd, and while driving the EPC light comes on, and it looses power. Doesnt matter if she's shifting, stopping, going, in town, on the highway, the light comes on and it drastically looses power. If she shuts it off while driving (it's a 5spd) that …The suit argues that VW failed to warn shareholders about the scandal in enough time to avoid financial fallout. Volkswagen’s emissions scandal (paywall) has already cost the auto ...Here are some of the most common reasons why the EPC light on your Volkswagen vehicle’s dash may have turned on: The issue could also be something as small as an old sensor that needs replacement. Sensors can wear down over time as you do a lot of driving. The EPC light could also indicate that you need to …The Volkswagen Karmann-Ghia put a stylish Italian body over the humble VW Beetle. Check out a profile and pictures of the Volkswagen Karmann-Ghia. Advertisement The Volkswagen Karm...The EPC light on VW models is just one of multiple important dashboard warning lights that can be found on modern Volkswagen vehicles. EPC stands for Electric Power Control, and the light indicates a problem with the throttle system or sensors in your vehicle. If you’ve been driving around Omaha and have noticed that your …295 Answers. Take it to the dealer, the EPC warning light - and even more the failsafe run which doesn't allow you drive faster than 20mph) is an indication of serious motor troubles. They can read the ECU faultcodes, which should be a good startingpoint for troubleshooting the cause ... You could do some basic troubleshooting like checking the ...Sep 28, 2023 ... Hi ,My thoughts are A non vw or wrong throttle body tps was used since thats when the mpg problems started then .Or air leak . Aftermarket parts ...The EPC light on a Volkswagen stands for Electronic Power Control, and it is used to indicate problems in the engine. Ideally, it refers to the drive-by-wire system that prevents a...Hello VW community, So I've owned my 2009 GTI with the 2.0 TSI CCTA engine for about 7 months, and the weirdest thing happens with the EPC light. I'd say at least once a month when I do a cold start on the car, it would start up fine but after about 2-3 minutes the EPC light turns on and the car gets a very rough idle.Jun 12, 2023 · Conseils Auto. Voyant EPC : fonctionnement, causes et conséquences. Le voyant EPC est un voyant relié à la gestion électronique du moteur des voitures essence de Volkswagen. Un voyant EPC qui s'affiche signale un dysfonctionnement lié au moteur, à la direction ou au freinage. Le problème doit être rapidement résolu en scannant les ... Mar 4, 2024 · I have 2013 VW Jetta Hybrid I bought a couple years ago that was previously used by 2 owners and ran fine for about the first year and a half . The issue started when one day the car was going down the highway and the EPC light turned on as well as a check engine light shortly after the EPC light came on resulting in the car going into what I ... 2003 Volkswagen Jetta. What does it mean when the EPC light comes on? The EPC (Electronic Pedal Control) is the "fly by wire" system that controls the throttle, it took the place of the cable that went from the gas pedal to the throttle body on VW. If this light is on and there is also a P0102, MAF (Mass Air …Oct 4, 2016 ... If the engine is running ok otherwise, it could be that the computer is confused. · The fuel/air mixture could be off. · The fuel/air mixture isn'...My EPC and battery light is on in my 2012 Volkswagen Jetta and it will not start. Hello. This can be caused by a number of reasons. ... The EPC light refers to the Engine Power Control indicating a potential engine malfunction which is a general warning that could mean many different things such as the engine speed sensor, mass airflow sensor ...Epc. Light and check engine giving mis fires rough idle loss of power then shuts off now the car won’t even start unless - Answered by a verified VW Mechanic. ... Volkswagen Jetta 2014 2.0l won't start. Had epic code changed fuel …Feb 19, 2013 · MK4 Jetta. I'm here with visiting family, they have a MK4 Jetta, 4cyl 5spd, and while driving the EPC light comes on, and it looses power. Doesnt matter if she's shifting, stopping, going, in town, on the highway, the light comes on and it drastically looses power. If she shuts it off while driving (it's a 5spd) that sometimes fixes it ... .