SLK-Class (R170) 1998-2003: SLK 200, SLK 230K, SLK 320

SLK/R170: SRS light on

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Old Apr 25, 2021 | 06:58 AM
  #1  
paulwith's Avatar
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From: cheshire uk
ml350amg slk 320
SRS light on

HI,
SLK 2001 320
The SRS light flashes once and then stays on when driving.
Any pointers where to start please .
Are the airbags inoperative?
Thanks
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Old Apr 29, 2021 | 12:17 PM
  #2  
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From: Santa Clara, Ca
2003 SL55 / 2002 SLK32
Originally Posted by paulwith
HI,
SLK 2001 320
The SRS light flashes once and then stays on when driving.
Any pointers where to start please .
Are the airbags inoperative?
Thanks
Yes, your airbags are most likely dis-abled while this issue is present.
Start by having code(s) read. This will tell you where the issue is. I have owned various Mercedes (including 3 r170s) and this had this come up on mine a couple of times. In my case, it was always a poor connection at a seat connector (so unplugging and cleaning the contacts solved my issue). But you REALLY need to read the code(s) before you dive into this.

hope that helps,
Chris
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Old Apr 29, 2021 | 12:27 PM
  #3  
paulwith's Avatar
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From: cheshire uk
ml350amg slk 320
Question

Originally Posted by latemodel21
Yes, your airbags are most likely dis-abled while this issue is present.
Start by having code(s) read. This will tell you where the issue is. I have owned various Mercedes (including 3 r170s) and this had this come up on mine a couple of times. In my case, it was always a poor connection at a seat connector (so unplugging and cleaning the contacts solved my issue). But you REALLY need to read the code(s) before you dive into this.

hope that helps,
Chris
Thanks Chris
Had the codes read today at my usual indi , (for free!) Came up with 6 different codes covering just about everything.
He cleared the codes and light is out. He suggested we read them again if it comes back to try to identify which function is at fault.
He also said the airbags are functional
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Old Apr 29, 2021 | 12:55 PM
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latemodel21's Avatar
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From: Santa Clara, Ca
2003 SL55 / 2002 SLK32
Originally Posted by paulwith
Thanks Chris
Had the codes read today at my usual indi , (for free!) Came up with 6 different codes covering just about everything.
He cleared the codes and light is out. He suggested we read them again if it comes back to try to identify which function is at fault.
He also said the airbags are functional
hopefully it wont come back. I hope your indi captured the codes for future reference. I always print the results of the "quick test" in SDS as a PDF for future reference each time I hook my startdas tester up to one of my mercedes (this proves useful as these cars often throw codes that don't reappear, but if they do, you want to have a history). If your indi is using a star tester (or similar) he can also view data that was gathered at the time of the fault.

If you had previously done any work that required you disconnect the steering wheel or seat belts or any other SRS sensors (and turned on the key while they were removed), that may have caused a fault code that you will likely NOT see again.

Cheers,
Chris
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Old Apr 29, 2021 | 12:58 PM
  #5  
paulwith's Avatar
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Joined: Jan 2020
Posts: 129
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From: cheshire uk
ml350amg slk 320
Originally Posted by latemodel21
hopefully it wont come back. I hope your indi captured the codes for future reference. I always print the results of the "quick test" in SDS as a PDF for future reference each time I hook my startdas tester up to one of my mercedes (this proves useful as these cars often throw codes that don't reappear, but if they do, you want to have a history). If your indi is using a star tester (or similar) he can also view data that was gathered at the time of the fault.

If you had previously done any work that required you disconnect the steering wheel or seat belts or any other SRS sensors (and turned on the key while they were removed), that may have caused a fault code that you will likely NOT see again.

Cheers,
Chris
Thanks again, will update if it comes back
Stay Safe
Paul
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