Yaw rate sensor
I replaced the yaw and the turn sensors in back plus the steering angle sensor.
now I can’t clear any codes related to these three things and I really need your help.
these are the codes that just came out my Foxwell scanner:
C1022-1. CAN BUS fault. Can communication with engine is faulty
C1149-2. Supply voltage if B24/2 (lateral acceleration sensor)—-supply voltage of N64(yaw rate sensor—power supply B34/1 ESP pressure sensor——Ofer B34/2 ESP pressure sensor #2—-short circuit to ground.
C1120-1. N64 ESP yaw rate sensor electrical fault
C1140-4. N49 steering angle sensor signal does not exist
C1142-1. B24/2 ESP lateral acceleration sensor electrical fault
C1142-4 B24/2 ESP lateral acceleration sensor Zero point variation
can someone point me in the right direction? I am going crazy and getting very anxious about this car working again (or not).
oh and PS, please don’t hijack my post: no one has time for that.




I think I'd put it back the way it was before you replaced everything and then replace one thing at a time.
So what errors did you have BEFORE you replaced everything? What made you think replacing all that stuff as going to accomplish anything?
Did you check the suspension? Steering column? Only way the steering column would be 'loose' if you were replacing the starter and didn't reconnect it.
Like here...
Where did these parts come from? Used or new? So you think the ESP is activating the brakes by itself, is that why you replaced all that stuff?
Like I said I had bad Yaw sensor for years and it just gave me an ESP error but didn't cause any unusual behavior.
I had a wheel sensor go bad, and it made the car go into a sort of limp mode. But nothing like you describe.
I've replaced the Yaw sensor for ESP error and it was plug and play.
Also had my steering wheel off a couple times, also no issues just cleared the SRS error and turned the wheel lock to lock 3 times.
There is a procedure to make sure the spring is set right before re- installing somewhere around here that I posted.
You will need something that can clear those errors like
iCarsoft. Does Foxwell scanner read Mercedes specific codes and clear them?
Last edited by C230 Sport Coup; Oct 31, 2020 at 05:46 PM.
I think I'd put it back the way it was before you replaced everything and then replace one thing at a time.
So what errors did you have BEFORE you replaced everything? What made you think replacing all that stuff as going to accomplish anything?
Did you check the suspension? Steering column? Only way the steering column would be 'loose' if you were replacing the starter and didn't reconnect it.
Like here...
https://www.youtube.com/watch?v=l2cXPxsB8PY
Where did these parts come from? Used or new? So you think the ESP is activating the brakes by itself, is that why you replaced all that stuff?
Like I said I had bad Yaw sensor for years and it just gave me an ESP error but didn't cause any unusual behavior.
I had a wheel sensor go bad, and it made the car go into a sort of limp mode. But nothing like you describe.
I've replaced the Yaw sensor for ESP error and it was plug and play.
Also had my steering wheel off a couple times, also no issues just cleared the SRS error and turned the wheel lock to lock 3 times.
There is a procedure to make sure the spring is set right before re- installing somewhere around here that I posted.
You will need something that can clear those errors like
iCarsoft. Does Foxwell scanner read Mercedes specific codes and clear them?
SECOND, assuming I just totally dismantled the car like some child is utterly insulting. That’s what makes the world a horrible place—-assumptions and comments like that. Yes there are people out there that might do that but not I.
THIRD, Foxwell DOES have Software to clear Mercedes codes. I have the scanner and the multiplexer to prove it. I had scanned the car Before replacing parts and after.
FOURTH, maybe just plug and play worked for you but it didn’t for me. You think I’d post here if it did just to have some know it all (who doesn’t know it all) respond to me in the way you did?
FIFTH, every single part in the suspension I replaced WAS NOT USED. All brand new. And I did the replacement to eradicate the excessive squeaking in the 18 year old car. I figured the car deserved new bushings and suspension after 18 years. I maintain my Mercedes (all 4 of them) constantly and to perfection. That’s why this problem I’m having is making me crazy. And repeating the turning the steering wheel to clear codes is elementary. Come on bro, give me a break.
You would think fellow Mercedes owners would try and help one another instead of having this “better than you” attitude. I swear, you people make me not even want to be a part of this forum anymore. No one really helps anyway.
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“malfunction” warnings. So what mechanical issues do YOU think it could be? That’s why I’m asking questions. For advice. To learn. Not for stupid comments like “FIX THE MECHANICAL ISSUES!!!”. How is that good advice or helping? Let’s see if one day someone says **** like that to your kid if it would be ok or not.
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Now, does the car seems to be bouncing all over then back straight?
I replaced the yaw and the turn sensors in back plus the steering angle sensor.
now I can’t clear any codes related to these three things and I really need your help.
these are the codes that just came out my Foxwell scanner:
C1022-1. CAN BUS fault. Can communication with engine is faulty
C1149-2. Supply voltage if B24/2 (lateral acceleration sensor)—-supply voltage of N64(yaw rate sensor—power supply B34/1 ESP pressure sensor——Ofer B34/2 ESP pressure sensor #2—-short circuit to ground.
C1120-1. N64 ESP yaw rate sensor electrical fault
C1140-4. N49 steering angle sensor signal does not exist
C1142-1. B24/2 ESP lateral acceleration sensor electrical fault
C1142-4 B24/2 ESP lateral acceleration sensor Zero point variation
can someone point me in the right direction? I am going crazy and getting very anxious about this car working again (or not).
oh and PS, please don’t hijack my post: no one has time for that.







