# What is wrong with my brakes!!!!

**URL:** <https://forums.speedlife.net/t/what-is-wrong-with-my-brakes/104581>\
**Category:** SON240sx Automotive\
**Created:** [March 16, 2007, 11:55am UTC](https://forums.speedlife.net/t/what-is-wrong-with-my-brakes/104581 "2007-03-16T11:55:19Z")\
**Posts on this page:** 1\
**Showing post:** 11

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**Author:** ![simplemind7](https://avatars.discourse-cdn.com/v4/letter/s/0ea827/32.png) [@simplemind7](https://forums.speedlife.net/u/simplemind7)\
**Post date:** [March 18, 2007, 4:49pm UTC](https://forums.speedlife.net/t/what-is-wrong-with-my-brakes/104581/11 "2007-03-18T16:49:16Z")

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> [@carlisle \> \*](https://forums.speedlife.net/t/carlisle/11710/78):
>
> from what i remember, is that, 240s, wil stall when u step on the brake, especially when you are coming to a full stop. The tach will all of sudden dip to like 200rpm, and stall or it will give itself more fuel and save it. Its just a really bad electrical issue we have. We usually clean out the MAF sensor in that case. BUT, are you saying you just have the car sitting there, pumping the brakes and it stalls? then you have a really bad electrical connection somehwere, try taking the positive connector on the battery for 2 min, then reconnect it to reset the ECU.see what happens.

it actually isn’t normal for them to stall when the brakes are pressed, i have never seen this happen in any of mine or my friend’s 240s (SOHC and DOHC), you’ve got something wrong with your car.

and i can almost guarantee you it isn’t an electrical problem causing his car to stall unless he has a bad alternator and the battery is dead, my money is on the brake booster leaking air into the intake, MAF doesn’t see this air and doesn’t add the fuel to compensate for it.

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