It immediately went into limp mode with the gear and an exclamation mark in the display. Does Toyota (2006 Sienna minivan) have a limp mode when there is something wrong with this car? Replaced fuse box as I've read about the TIPM issues. Therefore the software of equipment needs to be informed on the updated vehicle from a standard Lead Acid Battery to AGM, Absorbent Glass Mat type and the reason is that it stores the electric energy different from the primary battery. I had to drive home about 30 minutes in limp mode. After dead battery rough idle limp mode. Took 3 tries. With any of these car which have anything more than a rudimentary ECU, if you change the battery after complete failure(ie, waiting for it to die, rather than stipulated lifetime), the ecu will take sometime to adjust. The car had just enough juice to turn on but the ‘transmission fault service now’ warning came on accompanied by a yellow wrench light. Such a handy info you have shared here. When I started the vehicle, I got a check engine light, a throttle (lightning bolt) light, and a traction control light. Went into limp home mode for awhile. in THAT time, it will guard the itself by going in limp mode. I connected my charger and recharged the battery. The battery is about 4 months old. Good news was it was covered on the warnty and they just handed me a new phone. After you have replaced the battery, the BMWs computer is supposed to know about the changing. I disable the start stop every time I get in. Codes keep saying throttle body, but we have changed that tWiCe, along with the battery and ERG valve. However, after … The other one before it was about 7 months old. I have the feeling there is something that clicks in and drains the battery when the car is sitting for more than 48 hrs, which is rare in my house, but it did happened in those two circumstances when it completely drain and had to replace them. Wow! Because I know what is limp mode-‘if the car is restricted to only one gear, then the state of operation is called as limp mode’, but I had no idea about the right way to get the car out from such situation. Bad News. Replaced battery, same, dealt with it for 7 months, battery was shot, replaced it with this one. Limp mode or limp home mode is a security function for your engine and transmission. I … So i went to get my iPhone replaced at the mall today (sleep wake button wore out). Sweet. Good luck at the dealer. After many failed attempts at jumping it (was turning over, but just didn't seem like it was catching and getting enough juice), it cranked up. The engine is in limp home mode and will not reset. A friend asked me to help charge their car battery. Both battery types have been used and the dealer said not to worry, that the battery were defective. Seemed like the battery was dead. The limp mode often reduces the power and limits the engine’s RPM to drive your car to a workshop without damaging the engine. It’s been about a day and the charge has held (it’s a relatively new battery… The first year they replaced the intelligent battery module and then the start stop would stop working until the battery was charged. When the engine or transmission control unit recognizes a seriously wrong parameter from the engine or transmission, the car will go into limp mode.. Thought it was the alternator at first, it tested at 13.1, replaced and been having at 14.5 charge since. You are probably now running in some kind of limp mode. 63 Answers Goes into limp mode - lightning bolt and ESP lights flash. I don't know what kind of reverse current protection Toyota builds into their vehicles, but I am guessing that you put in at least 12 - 13.5 volts at reverse polarity through your computer. 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