Part 1 of 6: Locate the ABS module. Let the brake fluid run dry, and you have no brakes. We'll show you how to spot faulty ABS control modules, go over some important facts about these repairs, and even highlight a simple repair solution, too. It limits rear brake fluid pressure to prevent rear-wheel lockup. You can reset your ABS system in the following way: - Turn the key to the "ON" position but do not start the engine. You can still drive without a functional ABS control module, as long as there's no problem with your conventional brake system. There are high pressures in the brake lines that should be respected if you find you have to remove them.
Step 1: Getting Things Ready. Note: You can also read how to disable the ABS light on Silverado. So how can you spot a faulty ABS control module? Part 4 of 6: Remove only the module. Part 5 of 6: Install the new ABS module. Unbolt the control unit from the mounting bracket with a socket wrench, and set it aside for proper disposal.
With that ABS system, at least on the GM models, if you do a panic stop, you go and go and go, and they find you in the next county, but at least you didn't lose steering control! The scope of repair will also depend on the ABS control module configuration — which can vary based on the make and model of a vehicle. Knowing how to disable ABS brakes on Chevy Silverado is definitely one of those things. An ABS module actually consists of three components — the electrical module with electrical solenoids, the brake line block, and the pump motor that builds pressures in the brake lines to be used during ABS braking situations. The pedal effort has noticeably increased. You may need a three-way coupler for the rear brakes.
Some vehicles will have elaborate bleeding procedures that will need to be followed. I've replaced everything, with the exception of the pump/module and hard brake lines, from front to rear. But it can lock the wheels of your car. Read my earlier post. The hard brake lines should be attached to the unit, which should help you locate your car's module. Ummm, typically the leaks are not from lubricant of the pump motor, but internal seals leaking brake fluid. Wheel lockup can result in longer stopping distances and can cause you to lose control, " Rader says. Raise the hood of the car and disconnect the brake lines at the anti-lock brake control unit by using a flair-nut wrench. In my state, which requires annual safety inspections, a working ABS is not even on the checklist. This Article Contains. So I am thinking about simply bypassing the ABS module. This process keeps the vehicle from skidding or hydroplaning and ensures that the driver has some steering control, even in difficult conditions. After you have made sure to pull off the ABS fuse, put the relay cover back you have now perfectly disabled the ABS brakes on your Chevy Silverado. Tip: Be sure to mark the lines before removing them to ensure that you can reconnect them in their original positions.
As you're still using the same module, it doesn't need to be coded — which can save on some costs. Refer to your manufacturer's repair manual for the instructions to program this module. Jack Hathcoat has been a technical writer since 1974. In some cases, the lines will be too short. You have two options. Tip: For this step in the ABS module replacement procedure, refer to the manufacturer's instructions to find the specific programming procedure. Have the assistant follow the same procedure and open the valve.
Last edited by tech2; January 11th, 2014 at 11:00 AM. You may need to lift the vehicle and remove some plastic covers, panels or other components to locate the ABS module. I just thought it would be like any other car that was not equipped with ABS, but after reading the posts I will either find a used abs pump or just take the hit on the car and junk it. However, the rear brakes tend to randomly stick, as if the pump will not allow fluid to properly flow. Did you run totally out of brake fluid while driving? Keep in mind, as all mechanics have to do, that anything you do to modify the van could land you in court. If the dealer is quoting a rebuilt unit already, you'll be able to find them for less money on the internet.
Ensure that they are snug before applying the final torque. However, take extra care, especially in wet or slick conditions, as the brakes' anti-lock element won't work, and you likely won't have steering control if your tires lock up. Rather than manually pumping the brakes to prevent wheel lock, with ABS, the driver maintains constant pressure on the pedal and the system automatically does the pumping. There are many older cars on the road that no longer have working ABS assists. Step 1: Locate the ABS Module. Some control modules are mounted with the ABS modulator, so if the control module is spoiled, you'll likely have to replace the entire ABS controller/modulator unit. To prevent a flat battery or burning out the ABS pump, have your mechanic remove the ABS fuse. This amount can be as low as $200+ and may shoot well over $1, 000 for some higher-end cars.
Because most people are accustomed to using the ABS, however, you will need to be extra cautious, especially in rainy weather or on slick roads. The complications can occur in the programming to the vehicle, the bleeding procedures, or the installation in cases where all the brake lines need to be removed. Just include a copy of your repair request online confirmation with your module, your preferred form of payment, along with a piece of paper that includes your name, return address, phone number and the year, make and model of your vehicle. Keep an eye out for any of the symptoms we mentioned. Has anyone bypassed the ABS. Remove and replace the faulty ABS control module. Before the ABS was invented in the 1990's, all cars drove without it. Affect The Car's System: - 3. A peace officer may order a vehicle to be inspected. What Are My ABS Control Module Repair Options? I have a 2003 Chevy s10 and can't get any brake. If you pull the fuse, the ABS will not function. This is dependent on the design and location of the ABS unit which is based on the manufacturer's design, build choices, and how the replacement module is sold.