Yellow triangle

Hank Holtermann

New Member
Joined
Jun 4, 2020
Messages
5
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1
Your Mercedes
2009 SL550
After installing a new starter battery in my 2009 SL550, I am getting the yellow triangle symbol. I tried disconnecting the negative from the consumer battery again, twice, and it still appears.
Any suggestions?
 

Blobcat

Moderator
Joined
Feb 8, 2006
Messages
39,017
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Location
Grange Moor
Your Mercedes
R171 SLK280, Smart R451, Land Rover 110 County SW, 997 C2S, R1250 GSA TE 40th, CBR600FP
Hello and welcome

Turn the wheel lock to lock and drive it a short distance and the steering angle sensor will reset
 

LostKiwi

Senior Member
Joined
Aug 25, 2006
Messages
31,356
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21,618
Location
Midlands / Charente-Maritime
Your Mercedes
'93 500SL-32, '01 W210 Estate E240 (RIP), 02 R230 SL500, 04 Smart Roadster Coupe, 11 R350CDi
As above. You'll also need to reset your one touch windows.
 

SmartAmg

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Joined
May 19, 2018
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Your Mercedes
2011 E class coupe 350 CDI
Welcome, Hank. :D
 


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