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Cruise Control Intermittent

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2.8K views 8 replies 2 participants last post by  Sarlaud  
#1 ·
I have a 2012 Sonata Limited 2.4l. The original issues were:
1) Traction control warning light came on and stayed on
2) Brake Lights in rear came on and stayed on
3) Cruise control not working at all
Diagnostic code P0504

Brought it into Pep Boys and they changed out the brake light switch and taped the brake pedal stopper pad down until got in the part. The warning lights went off and the brake lights went off. The cruise control worked for a while then if I braked and disengaged the cruise numerous times while driving, the cruise control just shut itself off. The new brake pedal stopper pad has been installed and now brake lights function, traction control light is off and the cruise control is still intermittent. I have a scanner and I did a scan within the last few days and I get B2837 and C1260. I replaced the cruise control switch assembly and clock spring because on line these 2 parts have fixed the intermittent cruise issues. These did not solve my issues and I am at a loss now.

Does anyone have any suggestions of what might cause this and how you fixed it?
 
#6 ·
If I’m not mistaken, I had those codes before I replaced the clock spring and cruise switches. I definitely had codes after pep boys did brake light switch and brake pedal stopper pad. I cleared them and did a scan after that and had the body and C code.
 
#8 ·
Here are my scan reports from start if issues June 29. I will look for service dates and what was done and attach to the discussion shortly.
 

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