Changing battery car is slow to start. Had to replace battery today started right up. You can also prepare a 10-watt resistor. The sunroof … A memory saver is simply; a connector with a small battery; that has just enough voltage and current; to keep all of the computer memory alive; while the cars main battery is disconnected. Car Battery Disconnect Memory Kit. It had been awhile back. I'm off to do the 50 miles and then see what happens. When you disconnect your old battery from the car, you wipe out your car’s settings unless you keep the voltage in the car going. he told me it is against the law. Your mechanic is being honest, just drive around for a few days and then bring it back, they will complete the inspection, most likely without issue. Remember to turn off your car before commencing. Then, remove both the terminals of the battery using the battery wrench and remove the battery from the compartment. For this procedure, you would need a battery wrench or pliers, and a cable tie or insulating tape. 1 decade ago What is the procedure to reset the computer in a Ford F250 after you replace the battery? If it throws a code before I have it reinspected, it won't pass. I contacted the dealer and they said that after the battery has been changed, you have to reprogram the computer by driving the car for about 20 minutes down the road. My car has an automatic transmission. If the computer was reset from a recent battery change, the state inspection system will reject the inspection due simply to a lack of data. I am hearing that disconnecting the battery messed up my pcm and that auto zone wont clear it. (Negative post was disconnected) She connected the battery today and it started just fine. neither high or low beams. 1. Replaced battery in 2013 had to get computer reset. no you don't need to reset the computer. Jan 10, 2002 #1 I need to replace the battery on my 99.5 Jetta, and was ready to do it myself until the dealer mentioned resetting a bunch of codes & stuff on the engine computer, such as the idle setting and whatnot. It’s important you source the right replacement battery. That's why I got the battery backup gizmo after changing the battery in my 09 Outback. ... How to Reset BMW x5 Computer After Battery Change (HOW TO RESET BMW COMPUTER) The Battery reprogramming. Now my headlights dont work. (Restart operation) Optional sensors. how to reset mercedes computer after battery change, In this guide, you will find the procedure on how to replace the battery on a Mercedes-Benz. You can replace the battery yourself as our models don't have to have the battery registered to the charging system. Joined Jan 10, 2002 Location Richmond, VA . The car has been throwing a code that is expensive to fix, thus the subtrafuge. System reset after battery replacement. Bio; Latest Posts; Aaron Turpen. Most of drivers feel annoying when they see the Check Engine Light still turn of even the car problem was solve. After replacing the battery, he put the key in the ingnition and turned the stearing wheel all the way to the left and then all the way to the right, did this three times. There are no warning lights on the dash relating to SS. Because Battery was Changed Car Cannot be Smogged. After a battery reset i would advise the following additional procedure.After body repairs to my car some years ago the bodyshop did NOT apply this to my car.Result being Gearbox fault-limp mode,NO dsc.Jaguar cars specify in their PDI instructions to dealers that when connecting the new battery the following procedure MUST be carried out.Ignition switched to On position engine NOT … Next, press a window key down to lower one of the windows all the way. Skip To Content. It will take care of itself. I disconnected my battery for a few days while I replace my fan clutch. but it is always a good idea to reset it when replacing any censors. Will I have to get computer reset or can we do ourselves? I took my car to a smog check station and was asked if the battery had been changed. After changing it, the car did not want to idle. Reset computer - Do I need to reset my computer after installing throttle body and accelerator pedal? Once again the computer system will check EGR and purge functions. Set aside approximately 30 minutes to complete the job. E. Accelerate back to 55 to 60 mph at half throttle. And are there any settings that I have to reset after battery replaced. Your car’s computer needs a steady stream of voltage to work properly. The dealer wants to charge $250 saying they will need to reset the electrical system with the battery change.. is this for real? Car Batteries. To eliminate guesswork, bring your old battery with you to the … I've read posts that suggest you have to wait a while for it to re-learn something following a battery disconnect but she's been driving it for a few weeks now and not once has it done a 'stop-start'. Knowing she'd be out of town for a month, we figured we'd just disconnect the battery like we'd done with our other cars. Battery was dead got old battery checked. My vehicle is a Hemi. D. Decelerate to 20 mph without braking (or depressing the clutch). Do you reset ... You do not have to reset the computer any more than you reset your computer in your home after a power outage. But you will have to reinitialize the power windows, sunroof, and reset your clock. 4. Best of luck to you! During this step the OBDII system will look for misfires, fuel trim and EVAP purge. What difference would this make if they are sticking the tester in the exhaust pipe? Speed (cadence) sensor (ISC-12) Important. If you need to reset a car's automatic window after replacing the battery, start by turning the key in the ignition to the “run” position so that the vehicle's electrical components come on. That did the steering sensor reset, then he rolled all four windows down and held the switch in down position for few seconds and did the same thing with windows rolled up. Because the Dodge dealership where we live their customer service is terrible. Thread starter peani; Start date Jan 10, 2002; P. peani New member. Resetting the Car Computer with the Battery Turned Off. Does the hose on the OEM battery get hooked back up to new battery if I purchase from autozone. How to replace a battery the right way, DIY with Scotty Kilmer. On the other hand, you can go about the computer reset procedure with the car battery still on and attached to the car. Car battery replacement problems. Faulty car battery can affect your engine computer. This is normal, and does not mean there is anything wrong with the car. * After replacing the battery, press AC on the back of the computer. how to reset mercedes computer after battery change, Because Battery was Changed Car Cannot be Smogged. Even when your car is parked, its computer systems are creating a small—but constant—drain on your car battery. The only thing is after the reset now it feels like the car has a hard time accelerating and i really need to push the gas pedal to get it to go, it also feels like the car drives quite heavy. If using a CATEYE sensor, the values related to the sensor's battery replacement period start flashing to indicate that it is time to replace the battery. Every car I've owned had the battery replaced, I hate factory batteries! The check engine light comes on when your car’s computer detects an issue within the powertrain. Also, when you start up the car for the first time after you've reconnected the battery, put the key on the "ON" position and let it sit for 10-20 seconds so that car can "remember" some things like engine idle speed, temp, etc. Trying to get an inspection and they said since we replaced the battery the engine has to reset. What if you want to replace the battery or change the oil and filter yourself then you have to read post this article to see how to do so. I understand that once you turn off the engine after you have done a clear code causes the computer to throw a code if there is anything wrong. later, She had to reset the seats, radio, steering column, etc. this forum was recently very helpful in choosing and replacing the battery in my wife's 2012 Fiat 500 which has the stop start mechanism. 001Stunna wrote: ↑Well the reason why i asked was because i did the reset on my 99 accord lx after having a little issue with it. The following versions of BMWs require a computer reset after Battery Change. If you take the car out after you reset the ecu and drive hard for 30 mins.. it stays nice and fast for awhile.. but gradually dies down. The following two tabs change content below. Ensures that the car battery registers 80% of the capacity as a reference point Ensures that the Current Odometer readings are stored Enables battery storage statics such as battery temperature, current, voltage and charge levels are deleted. Otherwise it will take a long time to fully start up again. How to Replace a Car Battery. She noticed that the only the driver side window goes up and down. If you have a bad car battery, it can make your car’s engine computer (ECU) act a little bit nutty. It had been awhile back. You want to keep a back current flowing to your car to retain its computer settings. On my 2004, the manual has a specific procedure to follow after disconnecting the battery or replacing it. An automotive enthusiast for most of his adult life, Aaron has worked in and around the industry in many ways. Kindly follow the steps mentioned below to reset the computer on your car. I was told it could not pass a smog test until the computer was reset; at a cost of $135.00.This car has always past before. Turn Off The Battery. These step-by-step instructions on how to replace Mercedes battery should help owners of E, C, S, ML, CL, CLK, GL, GLK, CLA models change the battery themselves. And starting in the early 90s, with the OBD and OBD2 system, they all had issues at first startup, and had a driving process to re-program the OBD2 system. My car has 38000 miles. Window procedure is in your owners manual. I was told it could not pass a smog test until the computer was reset; at a cost of $135.00.This car has always past before. Replacing the car battery on a Mercedes-Benz is easy and can be completed by any DIYer. I'm fairly certain that step one for starter replacement is to disconnect the battery... Resetting the CIC The Car Information Computer can be reset by pressing the rotary push button (ON button) for 25 seconds. 2005 Dodge SRT-4 Performance Mods: Mopar Stage 2 w/ DiabloSport Predator 93perf Tune, Spearco Big Front Mount Intercooler , 3" Turbo Back Exhaust (no cat), Injen Intake,Maddog 72% Short Throw Shifter, Check Valve, Bwoody Solid Motor Mounts, Mopar BOV, … I took my car to a smog check station and was asked if the battery had been changed. Toyota Camry . I did this but it didn't work. In this case, if you don't know how to reset check engine light, here are … I was reading OOOO-A3's blog about changing the battery and on there he says you can just change it with a group 47 or group 48 battery.. and nothing about having to reset anything. The connector plugs into the car’s cigarette lighter; or the (OBD-II) connector. 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