Discussion in repairs, maintenance, help started by bob lincoln. These three systems represent the majority of light. Auto insurance quotes make shopping for insurance easy. Abs goes does not interface with the vehicle nor does it make your pc function as a scan tool. Is it just a bolt off bolt on part or is there a lot more too it. Heres the trick, get the brakes bleed as stated above and youll likely find you have a good pedal. If a pressure bleeder is used, the combination valve must be held open. Brakes can be bled in the usual way manually or with pressure or vacuum equipment. Please make sure this is the module you have in your vehicle before purchasing this repair. If the pedal must be used, consider removing the master cylinder to clean the reservoir, then bench bleed it to flush out any debris. You will find it on the 1998 dodge dakota, isuzu rodeo and kia sportage. Basic functions read fault and clear diagnostic fault codes view and save brake data advanced features brake bleed test graph paramaters snapshot navistar habs can be run on most pcs with a least 512 mb ram 1 gb perferred, 10 mb available hard drive space, and cdrom running. Navistar hydraulic abs diagnostic software kelsey hayes.
The system consists of electrohydraulic control unit ehcu, vehicle speed sensor vss, vss buffer, wheel sensors. It is an easy job taking 20 minutes and the new module works fine. Use an ohmmeter or a multimeter set to measure resistance. Be sure to watch the you tube video how to remove and replace a kelsey hayes 325 abs module especially in order to release. Trucks with just rear wheel abs use the kelsey hayes 125 located separately from the hydraulic unit.
Kelsey hayes ebc 325 4wd abs common problems abs pump motor runs continuously. What im most confused about is the ebcms used in these trucks. The teves and kelsey hayes systems bleed the same way. The rwal system on 199196 chevy s10 and s15 pickups, chevy blazer, gmc jimmy, 199295 chevygmc suburban and 199095 chevy astros have been the subject of numerous investigative reports by various news media, the target of a class action lawsuit. We replaced the whole line connecting from the abs module to the rear wheels. Abs software suspensionbrakeswheelshubssteeringgeo. Used take out call the following number for the part. Basic functions read fault and clear diagnostic fault codes view and save brake data advanced features brake bleed test graph paramaters snapshot navistar habs can be run on most pcs with a least 512 mb ram 1 gb perferred, 10 mb available hard drive space, and cdrom running in. Thats when i realized the 1996 blazer must use a different ebcm than the standard kelsey hayes 325 that most chevys use. Kelsey hayes 310 ground connection diagnostics in order for the kelsey hayes 310 to work properly both the motor ground and the module ground need to be in good condition very low resistance. The only difference you are likely to experience is the different types of tools that you are supposed to use. Masterdiagnostics md32 is used to diagnose international engine problems. The kelseyhayes 4wal abs system has been used on many gm light trucks through the years.
Navistar hydraulic abs fleet used to diagnose kelsey hayes, lucas varity, and trw ross hydraulic abs brake systems. I have a source for a replacement part by my question is. The kelsey hayes 4wheel antilock 4wal brake system is used to prevent wheel lockup during heavy braking. The unit the software is being developed for is the kelsey hayes abs 430 controller used on the 98 my and forward esprits. To meet this challenge, however, there may be some sacrifice in. Spongy abs brake fix 88 to 98 chevrolet silverado youtube. A pressure or vacuum bleeder is preferred over using the brake pedal for this procedure.
Kelsey hayes 325 abs module repair solutions c0265. There are probably 25 companies that rebuild the 99 onward kelsey hayes 325 units but no one rebuilds the 9498 chevy with kelsey hayes 310 abs units. Go back to that kelsey hayes reference article and scroll down to the. Mopars of our prime target group came factoryequipped with one of two different possibilities for drums 10 and 11 and two possible disc setups bendix 4piston on the 6669 cars, and singlepiston kelsey hayes pintype on the 7072s all the discbrakeequipped cars of this era used twopiece rotorhub assemblies see fig. International hydraulic abs fleet is used to diagnose kelsey hayes, lucas varity, and trw ross hydralic abs brake systems. As3406 uun uun as3407 interpathnc interpath as3412 creditsuissegroupas credit suisse group as34 creditsuissegroupas credit. To bleed the abs system there is a special c clamp that you put on the abs unit to collapse the pistons to open them to remove traped air as you bleed the brakes. The manual and alldata only shows the 325 and 310, no series 30 anywhere. Scanners will command the controller to run the pump or pressurize the fluid. Gm stopped using those weird delco chassis or kelsey hayes abs in favor of bosch or ateconti.
The abs antilock brake system prevents skidding and enhances steering control by monitoring the speed of each wheel to detect locking and modulating brake pressure to each wheel in a short period of time, dramatically improving the vehicles stopping ability and distance. Some things you should know importantplease read the tech 1, tech 1a, and mts 3100 are designed for use by trained service personnel only. We help you find the heavy duty truck parts that you need. These three systems represent the majority of light trucks equipped with 4wheel abs from 1995 up to the early 2000s.
The warranty does not cover removal or mechanic charges, diagnostic, software and. This module is found on many ford, dodge, and gm vehicles. Abs and brake warning lights on but all appears ok. For 1998, kelsey hayes has introduced the ebc325 abs system for light trucks. Kelseyhayes ebc systems teves mark 2 teves mark 4 teves mark 20 sumitomo toyota rear wheel abs a handy reference list of abs systems by. Hydraulic abs is used to diagnose kelsey hayes, lucas varity, and trw ross hydraulic abs brake systems. Navistar hydraulic abs diagnostic software kelsey hayes abs diagnostic software for international navistar trucks using kelsey hayes last used through 20052006 model years hydraulic brakes. Bleeding the bpmv is rather complex on the kelsey hayes 4wal system. We did repairs on these systems before they had two way scanning capability. Kelsey hayes rear wheel abs systems, 1987 and newer. Tech2 scan tool clone actually to do an automated bleed of the 4wal kelsey hayes abs brake system used on mid to late 90s gm trucks. Abs control composed of kelsey hayes model 310 ebcm control module attached to bpmv abs pump controller.
To meet this challenge, however, there may be some sacrifice in pedal feel and. Once this software is installed onto pc with a windows os it allows the technician to. I have already popped off the abs module on my ride so it will be an easy swap once it arrives. In 1990, kelseyhayes introduced a new fourwheel antilock braking system. The 4wal system is a nonintegral, fourwheel, threechannel abs system with. I was able to obtain the software specifications including control codes for the abs controller, but as yey have not been able to get the controller to respond to a basic start communication command. Local parts stores should also handle parts for the kelsey hayes swap. Hydraulic abs brake habs navistar service software. Also many other abs system can trap air in the solenoid valves.
This listing is for a repair for your kelsey hayes 325 abs module. So chances are pretty good youll tangle with one real soon. Removal procedure 1998 and later, ram trucks with 4 wheel abs use the kelsey hayes dodge controller attached to the hydraulic unit. I have a dvd service manual and a subscription to alldatadiy and heres where i get confused. Be sure to watch the you tube video how to remove and replace a kelsey hayes 325 abs module especially in order to release the gm connectors. Kelsey hayes rear wheel antilock rwal systems have been gotten a bum rap in recent years. This is a link that explains the rear wheel antilock braking system used on a 1992 dodge dakota. Check out 4 kelsey hayes abs control module parts for sale. Parts should be readily available for that kit if you need replacement items and dont want to go back to csrp. Navistar hydraulic abs diagnostic software kelsey hayes hino dx2 diagnostic software factory detroit diesel dddl pro diagnostic software. If you have a module like the kelsey hayes one on my truck in the video, you can use the bleeder valve on it to bleed the bubbles out, and then you need to bleed the brakes on all the wheel. International md32 is designed specifically to work with international engine control modules, available with the fine family of international engines. Read fault and clear diagnostic codes, view and save brake data. However, a bidirectional scan tool with the appropriate software is necessary to.
Navistar 828006 habs diagonstic software in stock buy. Classic industries offers a wide selection of 1967 plymouth barracuda parts, including 1967 plymouth barracuda interior parts and soft trim, 1967 plymouth barracuda exterior sheet metal, 1967 plymouth barracuda moldings, 1967 plymouth barracuda emblems, 1967 plymouth barracuda weatherstrip and unique accessories, to nearly every nut and bolt needed for installation. Case study 1 modulator replacement on a kelsey hayes bc310ebc325 ebc410 4wheel abs system. They have been developed for the sole purpose of diagnosing and repairing automotive electronic systems. Antilock brake guide diagnostic training repair software aa1car. Check out and look up brake parts for the v8 1967 mustang. Kelsey hayes 325 abs module repair c0265 ebcm we offer a 1business day turnaround repair and upgrade service for any failed or malfunctioning kelsey hayes 325 abs module.
Retrieving abs codes year model abs type 198993 astro, g series van, r and v series kelsey hayes trucks, safari, suburban rwal 198794 blazer, c and k series pickup, sierra, kelsey hayes s and t series pickup except rwal 9394 4. Kelsey hayes discontinued by manufacturer yes manufacturer part number 354736 folding no additional information. It requires a android or apple device and does abs bleeds. Need disc o tech article for a bodies only mopar forum. Antilock brake guide software automotive repair help. Abs antilock brakes light welcome to the homesteading. The ebc325 system is a lightweight, compact, four wheel three channel system that includes special dampening to reduce noise during abs braking. Includes adapter lead kit, gm kelsey hayes cable 216094, ford abs cable 238464, universal b cable 2486, ssi insert 330611, mecs abs cable 330519 does not have top right pin, and geosuzuki leads 330569.
Truck has 97,564 miles but now i cannot use because i think controller does not provide pressure to front brake calipers to keep calipers from locking. The difficult part is bleeding it, in order for us to bleed all the air out of the system and there is a ton of it, we have to start at the abs module before we can go to the rear wheels or otherwise it will be a waste. This allows driver to maintain steering control while stopping vehicle in shortest distance possible. Like all abs, the 4wal system is designed to keep the vehicle under control during heavy braking. Looking at, they say there are 3 different possible ebcms. They have diagnosed my abs fault as being due to the kelsey hayes unit being defective. How can i get air out of the abs module without scan tool.
The kelsey hayes 4wal abs system has been used on many gm light trucks through the years. Services as3402 maps2 mail abuse prevention system llc as3403 tiac the internet access co. To bleed the system without it you can open the bleed valve one wheel at a time you can leave the master cylinder cap off do not press the peddle during this way of bleeding let. Ive searched and searched and the only part number i can find is gm 12375066 which is discontinued part.
Truck has 97,564 miles but now i cannot use because i think controller does not provide pressure to. Case study 1 modulator replacement on a kelsey hayes bc310ebc325ebc410 4wheel abs system. Kelsey hayes 430 abs unit suspensionbrakeswheelshubs. If we are to assume there really is air trapped in a chamber, you need to open that valve to let the air out, but there has to be brake fluid under pressure ready to take its place. Use this worksheet to help verify the ground connections. Restricted fluid flow to the rear rear brakes will not release. Including the ebc410 adds windstar vans from 1995 to 1999. How to bleed abs module without scan tool sounds so complicated, but regardless of the type of car you are driving, the steps above should be able to take you through.
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