2002 ml320 abs codes
#2
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I just recently aquired the vehicle with these issues. It had been parked for a few months with a dead battery. I tried the steering angle relearn and also reset the codes with a obd2 scanner but they come back within 5 seconds after reset. Would the yaw sensor set off all 6 codes i provided? Or the wheel speed sensor?
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#8
MBWorld Fanatic!
I just recently aquired the vehicle with these issues. It had been parked for a few months with a dead battery. I tried the steering angle relearn and also reset the codes with a obd2 scanner but they come back within 5 seconds after reset. Would the yaw sensor set off all 6 codes i provided? Or the wheel speed sensor?
Did you replace the dead battery?
Checked all four shoes and the brake linings and sensors?
Turning the steering wheel end-to-end is correct to re-calibrate the steering angle sensor, AND you still have to drive the suv so the wheel speed sensors send a signal to the CU. Dont have to drive it too far a distance.
This doesnt sound like a BLS issue, but it wouldnt hurt for you to swap in a new one if you like - they are cheap.
Read here and here
#9
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Code C1401, with all three lights on, means that the brushes in the ESP pump motor are worn down.
https://www.benzworld.org/forums/w16...ml#post4229913
https://www.benzworld.org/forums/w16...ml#post4229913
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Squidbeard (04-23-2023)
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I agree its the brushes or check the wire harness. I had some ML cars that had bad brushes some i had that few wires were broken few inches from ABS pump just fallow wires 12' from ABS plug and just check them very good. Both are fairly easy fix if you know what you doing. brushes about $25 or so . good luck
#13
Super Member
How many miles on your ML? ABS Pump brushes will wear out over time. You can swap out your ABS module with a rebuilt unit, if you don't want to open and work the ABS motor. Swap would cost around $400ish..
#15
Super Member
My ABS motor brushes went out st 220k miles. It will not hurt addressing the ABS motor. The brushes are at end of life by now.
#16
I have an update. The last 2 or 3 mornings only the bas/esp light comes on until i drive a few feet and then the abs and ets light pop up. Could this be the yaw sensor maybe?
#17
Junior Member
Anyone in Southern California in here know how to replace the brushes? I can take out the motor out of the car but I’m to confident on replacing the brushes plus i don’t have the tools and work area. I don’t paying someone to replace the brush for me.
Please email me if you are interested jjs2013@icloud.com
Please email me if you are interested jjs2013@icloud.com
#18
Junior Member
Mr. Dundee. Thanks for the info on the relay. I just tested my problem and it’s the relay that I need to replace. I’ve been searching online and can’t seem to find the Siemen brand which is what is what it’s in my car. Do you have any suggestion on which brand and where’s the best place to purchase instead of the dealership? Thanks for your help.
#19
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Mr. Dundee. Thanks for the info on the relay. I just tested my problem and it’s the relay that I need to replace. I’ve been searching online and can’t seem to find the Siemen brand which is what is what it’s in my car. Do you have any suggestion on which brand and where’s the best place to purchase instead of the dealership? Thanks for your help.
Right here.
#22
Junior Member
For those looking for someone to rebuild their abs pump, I found a company in California that rebuilds them. All you have to do is mail in your old one and they charge $249 to rebuild it. Below are links to their eBay add and also their company website.
https://www.ebay.com/itm/REPAIR-KIT-...QAAOSw3wVahIjU
company name= Module Repair Pro Inc
https://www.shop.modulerepairpro.com
https://www.ebay.com/itm/REPAIR-KIT-...QAAOSw3wVahIjU
company name= Module Repair Pro Inc
https://www.shop.modulerepairpro.com
#23
Super Member
I got a rebuilt unit from them and returned my worn out ABS pump unit for a core credit. I can vet for them. 2 years, since swap, my truck has had no ABS codes come anymore...