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BrakesDiscussions about the brake system in your vehicle and brake products.
This is a discussion thread titled "electronik problem", within the Brakes forum, part of the Technical & Vehicle Assistance Forums category.
My 2008 Tundra 5.7 l V8 lose all the brake fluid while i was driving. i check everything in the engine, wheels, all the brake system and i didnt find any clue about the loose of brake fluid. i fill up the brake fluid, and it was ok. but now i have the light of brakes, abs, traction control, and stability control always on. what could it be? the elctronik plate of all of the brake system? because it seems thats are all in one electronik system.
My 2008 Tundra 5.7 l V8 lose all the brake fluid while i was driving. i check everything in the engine, wheels, all the brake system and i didnt find any clue about the loose of brake fluid. i fill up the brake fluid, and it was ok. but now i have the light of brakes, abs, traction control, and stability control always on. what could it be? the elctronik plate of all of the brake system? because it seems thats are all in one electronik system.
All a man really needs for happiness in this world is a good woman, a faithful dog, and a big-a$$ed set of tires on his truck.
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Ride: 2001 Tundra SR5, 4WD, The Lean Mean Green Machine, Lift, Front: Bilstein 5100 Adjustable Shocks w/ Total Chaos Diff Drop, Lift, Rear: 1" Wheeler's Blocks, Wheels: Chromed Factory 4Runner Rims, 17", Tires: Bridgestone Revos, 285/70R-17, Performance: Unichip, Borla Exhaust, Optima Yellow-top Battery, Flux Capacitor, Interior: Dog Hair on Back Seat, Coffee Stains on Console, Bling: TRD Grille, Westin Nerf Bars, Clear Corners & Eurotails, Debadged, Audio: Scion T1808 Head Unit, Audiovox XM Express, Shark Fin Antenna, Other: Viair 450C compressor, 2.5 Gallon air tank, 4-Trumpet air horns, Eye Candy: Hottie Wife in Passenger Seat, Security System: Two Very Large Dogs
Cyberbilly is right, we could debate this but what is the point. Your truck is under warranty so get it back to the dealer and have them fix it.
On the other hand you now have us curious, so please check back in an let use know what they find.
Mike
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“The significant problems we have cannot be solved at the same level of thinking with which we created them” (Albert Einstein) Moderator Brake Forum
I have seen cases where the engine was ingesting brake fluid.
Here is how it happens. On some type power boosters (mostly Asian designs) the rear of the master cylinder is exposed to the vacuum chamber of the power booster. If the MC rear seal fails, vacuum will pull brake fluid into the booster. Since in most cases the vacuum from engine tap on the booster is over haft way up, fluid can't easily be pulled into the engine.
Fluid will start filling the vacuum chamber. As the vacuum chamber fills, keep in mine this is a slow process that takes months if not years (of adding brake fluid), the power brakes become less and less affective as the fluid covers the vacuum diaphragm.
At some point the driver seeks help, he/she has added a lot of brake fluid with no signs of leakage and at some point they will notice that they must push harder to stop the car.
At the shop when the master cylinder is pulled away from the booster I have seen boosters filled haft way up (to the MC hole). But, in most cases I would use a small vacuum line and probe to the bottom of the vacuum chamber. If it comes up wet, brake fluid has been leaking in.
I have seen cases where the vacuum tap on the booster is at about 9:00 and the fluid was this high. This means brake fluid was being drawn into the engine. It did not hydro lock the engine. The amount of ingested fluid was very small. I am sure if you where to dump brake fluid down the intake it would hydro lock the engine. Brake fluid has the same compression characteristics as water.
Serginho's case could very well be a leaking master cylinder though this is rare on a new vehicle, but this would be one place I would look. In any case if brake fluid has leaked in to a power booster it must be cleaned out. Brake fluid will damage the rubber diaphragm. If this is the case on a new vehicle under warranty they should replace or rebuild the booster to ensure you don't have a problem latter on.
Mike
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“The significant problems we have cannot be solved at the same level of thinking with which we created them” (Albert Einstein) Moderator Brake Forum