The ABS (Anti-lock Brake System) light should only come on when you turn your crucial to "On" as a way to check that the light functions or when the ABS mechanism is activated. It additionally stays on as soon as there is an issue with the system. If the light being on go not average that you execute not have any type of brake functionality, it does typical that you require to discover what the problem is. Occasionally the settle is an easy and cheap while various other times not. Friend still have to have complete confidence in your braking system; inspect out this simple means to deal with the light being on.

You are watching: How to reset abs light on dodge ram


Materials NeededVehicle rate sensor3/8" ratchet13mm and 14mm deep socketSpeed sensor connector fix kitdielectric grease

Step 1 – Reset lights on tool panel

If simply the ABS, brake, and possibly inspect engine light are continuing to be on carry out the following for a reset.

Disconnect the negative battery terminal.Put the crucial in the ignition and also turn come "on position;" wait 30 seconds.Release the brake pedal.Remove vital from the ignition.Reconnect the an adverse battery terminal.Re-calibrate the ABS and speed sensors by steering the auto over 15 mph because that at the very least 10 seconds.Park vehicle, rotate off ignition, begin the vehicle, wait five seconds, and also go for a test drive at miscellaneous speeds.

Now the lights should be off and also stay off. If they are still on, continue to step 2.

Step 2 – replace wires if important (optional)

If the lights still stay on or just come ~ above at particular speeds, continue below.

Disconnect the an adverse battery terminal again.Unplug the exploit from the top of the rear differential.Closely examine the wires because that damage. If they are damaged, you can replace them with a kit from your regional auto supply.
Figure 1. Rate sensor harness repair kit.Inspect harness plug because that corrosion.Remove old rate sensor.
Figure 2. Eliminate RWAL speed sensor from peak of axle.Now eliminate the nut on peak of the bolt the holds it in to release the cables that room attached v a 13mm socket.Next, eliminate the really bolt the holds the sensor in through a 14mm deep socket.The sensor will certainly be cost-free now but, much more than likely, road gunk has sealed the on nice well. Spray some penetrating fluid approximately where that goes into the axle.Carefully rest it totally free by rotating it through pliers (if necessary). Once it rotates, you have the right to gently pry up on that to pull it out.Put oil on o-ring of brand-new sensor.Put dielectric grease on exploit connections.Install brand-new sensor and also reattach harness.

See more: What Is The Electron Dot Structure For Water Molecule Is, How To Draw A Lewis Structure

Pro Tip

The RWAL sensor and also wiring live in a nasty environment. It is a good idea come be sure that all of the wiring is in good condition and all of the connector plugs are tight and cost-free of corrosion.