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Lexus Battery Drains Overnight

The road side mechanic said that if the car is not driven at least 15 minutes nonstop a day the battery runs dead as there are so many draws from the car on the battery. I have a 2008 Lexus RX400H and if I park overnight the battery goes flat.


Measuring Parasitic Draw

The dashboard and the interior lights were also disconnected.

Lexus battery drains overnight. Took it to an auto electrician and he could not find the problem after having it for over 3 weeks. Youll likely find an amp or more especially if the battery goes dead overnight. All my crazy lexus issues solved ecu leaking capacitor vw says battery supply problems have been solved for a while rx400h 12v battery drain overnight rx 300 350 400h 5 mon causes of your alternator not charging and how to fix how to diagnose an alternator or electrical problem axleaddict.

Diagnosing a car battery that drains overnight. Was looking for the rear doors ecu but cannot locate. If you do alot of stop and start driving like I do that isnt enough to recharge the cell of the battery it must be non stop driving time.

Battery drain overnight 1 Answer. Disconnected the Body Ecu out of the circuit. That means that when I am done for the day I have to open the bonnet lock the.

2 Jun 11 2008. What it does is continues to discharge the battery even after shutting the engine off. Lexus RX400H Slow Battery Drain.

The car has 157K miles and I hadnt planned on doing another repair before selling it. Check to see if your button is pushed in on your map light. Each time the battery was totally dead.

Did battery drain test. The dealer installed a remote starter at the time of purchase we live in Alaska. Weve had a continuing problem with the battery going dead if the car has not been driven for a period of time like 4 days.

Hi I have a 2004 Lexus RX330 with a random battery drain. Parasitic drain is another common cause of why a car battery drains overnight. After testing for a parasitic draw and none found we performed the normal electrical system tests and returned the vehicle.

Typically when there is a drain its really a drain. Oct 4 2017. The cooling fan comes on by itself when parked and sometimes in the middle of the night.

Did you ever thought about the number of chips and circuits and systems in the car. RX400h 12V battery drain overnight - RX 300 RX 350 RX 400h RX 200t RX 450h Club - Lexus Owners Club. Meaning shut everything off lock the doors and take a key with proximity sensor away from the vehicle.

The battery is not the issue as its tested excellent and is new the altrenator and charging system are all at normal when car is off and nothing showed up when monitoring the vehicle for 12 hours and under a parasitic drain test. Lexus RX300 Battery Drains Parasitic Draw. Finally he installed an isolator switch on the battery.

Diagnosing a car battery that drains overnight. Open door warning light stays on. Your car battery is still powering some components once the engine is turned off such as the clock and anti-theft features.

Leaving the radio on all night would not cause the battery to drain away like this providing its a good one try disconnecting the battery overnight and see if it still drains as sometimes a battery can drain flat on its own which is caused by sulphation across the internal plates in the cells then if if it starts the next moring the battery is ok so next is to discoinnect the alternator large terminal off the alternator and try. New battery Trying to determine what drawing it down overnight. You go out to your car and the battery is dead overnight this can be frustrating to say the least especially when you are late to work or got the kids ready for school and.

The battery runs down overnight. And when you dont drive it regularly there is a moment when the battery is dead. Hi everyone hoping you can please advise my RX400h has developed a problem where the 12v Battery is drained overnight.

All cars with electronic systems like anti theft etc drain out bateries. When she does drive it it is for short trips. Started a month ago the alarm drained the Battery completely.

But at random times after a day at the. Slightly more than that wont kill the battery overnight but you dont want to see 200 milliamps or more. My fault down to like 7v with the multimeter measurement.

Mine doesnt work anymore but even still if the button is pushed in it drains power. Put new interstate battery in and no change. If playback doesnt begin shortly try restarting your device.

My SL killed the battery within three weeks the SC takes 5-6 weeks. It may also be hard to tell if it is pushed in so i would push it once and see if your battery problem goes away. Recreate the same configuration as when the battery drains overnight.

Found underhood fuses dome 10 amp and ECU-B 75 amp fuses to cause light to stay on. Videos you watch may be. 2001 Lexus Rx 300 Slow Draw On Battery.

Your vehicle has fuse panels in the interior that you will likely need to access later but opening the door will trigger a. Lexus RX350 Battery Drain Problems. Some more some less.

I have a 1999 Lexus RX 300Battery goes dead overnight intermittently. This 2001 Lexus RX300 would drain the battery periodically when the vehicle sits. After months of parasitic battery drain I was told by my mechanic a former Lexus mechanic that the multiplex body control module is whats causing the drain.

My Mom purchased a new 2011 Lexus RX350 last spring. You wont have to guess.


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