See more
What year did Jeep Grand Cherokee have anti lock brakes?
By Mark Garrett - September 29, 2015. This article applies to the Jeep Grand Cherokee WJ (1999-2004 ). Anti-lock brakes are one of the best safety features on your Jeep. Using it can get your Jeep stopped quicker than humanly possible.
How to fix a blown ABS pump?
A blown ABS pump fuse is the simplest fix. Check to be sure there are no blown fuses and replace them if there are. To check for blown fuses, pull the fuse that could be the offending unit and visually inspect inside of the it; a blown fuse will have the wiring inside of it split in two pieces. Check the wiring at the pump to make sure it runs to the wheel sensors, and repair any that look bad. This is another easy fix that is basically free.
What is an ABS system?
The ABS (anti-lock brake system) applies and releases the brakes that are on firm ground until the vehicle is under control.
Where is the BCM connector on ABS?
The ABS system is controlled by the Body Control Module (BCM). The data link connector for the BCM is behind the dash, under the carpet. The local auto supply will not be able to access the BCM with the reader they have. Either a dealer or a large independent shop can. Any code stored will get you close to the problem. An example is code 32, which points to the rear speed sensor circuit. Now you can check the wiring from the ABS module to the rear wheel sensor again. Be sure to check all connectors for good contact.
How much does a used Cherokee pump cost?
Check to see if your Cherokee was included. They are not cheap; a used one is around $100, while a new one $400.
Can brake dust build up on a sensor?
Metallic brake dust can build up on the sensor and cause no end of problems.
Can a wheel sensor go bad?
The wheel sensor is an electronic part that can go bad, especially with the tough environment it lives in. The sensor can get dirty, especially if you are off road, so it may just need to be cleaned out. The other part of the sensor is the tone ring, which is metal and really can't go bad. Figure 3.
Why does my Jeep Cherokee have an ABS light?
Your Jeep Cherokee’s ABS Light comes on when it fails a self diagnostic cycle. When on, it indicates that the Cherokee does not have Anti-Lock brakes, and the safety they provide. Your Cherokee’s ABS system uses a system of sensors to determine wheel speed when braking.
Why does my ABS light come on?
Here are the three most common causes of the ABS light coming on: 1. Wheel Speed Sensor. The wheel speed sensors are responsible for monitoring the wheel speed and sending it back to the computer system . If one of the wheels is moving slower than the others it on its way to locking up .
What is the ABS module?
2. ABS Module. The antilock brake system runs through the ABS module. This module physically controls the anti-lock brake system If it becomes damaged, and can no longer control all four brakes, the ABS light will activate. Typically, corrosion is the most common reason why the module fails. 3.
What happens when you lock up a wheel?
If one of the wheels is starting to lock up, it’ll apply the maximum amount of brake to that wheel in order to keep it from sliding. Wheels that are turning will slow a vehicle faster than a locked wheel. Skidding tires also create flat spots in the tire, which can be inconvenient and dangerous in itself.
Can you ignore the ABS light on a Jeep Cherokee?
It is not advisable to ignore your Jeep Cherokee’s ABS light. Most of the time, the wheel speed sensors are going to be what triggers it. If there is anything you would like to add, please leave a comment below. Good luck!
Can skidding tires cause flat spots?
Skidding tires also create flat spots in the tire, which can be inconvenient and dangerous in itself. ABS also allows you to be able to steer the vehicle while slowing down, and has been around for so long that many drivers have never driven a vehicle without it.
Is it Safe to Drive Your Cherokee?
The brake light indicates that there is a problem with the physical braking system and that your Cherokee is unsafe to drive.
Why Is The ABS And Traction Control Light On In My Jeep?
Firstly, understand that the same electronic module controls the traction system and the ABS.
How Much Does It Cost To Fix ABS And Traction Control?
It will require a total of about US$1600-US$2000 for you to fix your faulty ABS. For a reasonable breakdown, the Anti-lock Braking System (ABS) control module costs an average of US$1000 to repair. Each of the four sensors in the wheel cost about US$100 to US$200.
Is It Ok To Drive A Jeep With ABS And The Traction Control Light Is On?
Yes, it is quite safe to drive your jeep with the traction control and ABS light on. However, you should investigate the reason for it. Check your brake oil level, tire pressure, and other possible causative factors.
Step 1 – Check Fuses and Wiring
Step 2 – Check For Abs Trouble Codes
- The stored code from the ABS computer can tell you the issue. The ABS system is controlled by the Body Control Module (BCM). The data link connector for the BCM is behind the dash, under the carpet. The local auto supply will not be able to access the BCM with the reader they have. Either a dealer or a large independent shop can. Any code stored will get you close to the proble…
Step 3 – Check Wheel Speed Sensors
- Speed sensors provide data to the ABS controller. The wheel sensor counts how fast each wheel is turning and send all speed data back to the control module. The wheel sensor is an electronic part that can go bad, especially with the tough environment it lives in. The sensor can get dirty, especially if you are off road, so it may just need to be cleaned out. The other part of the sensor i…
Step 4 – Check Abs Control Module
- A bad module will certainly trip the ABS light. Of course a bad controller will trip the light as it should. A rebuilt one from the auto supply will run about $100. It is a common issue with Cherokees and will set a trouble code.
Step 5 – Check The Abs Pump
- The ABS pump makes the system work. It is unusual for the pump to go bad; although, some (for certain years) were involved in a recall. Check to see if your Cherokee was included. They are not cheap; a used one is around $100, while a new one $400.
Related Discussions