Turn signals flash but no sound

Tiny
RROMAN5846
  • MEMBER
  • 2008 FORD EXPEDITION
  • 5.4L
  • V8
  • 2WD
  • AUTOMATIC
  • 104,000 MILES
Turn signals flash both outside and on the dash inside. Problem is they are no longer audible when activated inside the vehicle.
Thursday, December 12th, 2019 AT 9:09 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,643 POSTS
Hello,

It sounds like you have a SJB (smart junction box) that is going out. which is common. To be sure we can do CAN scan which is the future of car repair. you can get a scanner for about $50.00 on Amazon. Here is the location and how to replace it in the diagrams below:

https://youtu.be/InIlnsjOVFA

Check out the diagrams (below). Please let us know what happens.
Images (Click to make bigger)
Thumb
Thumb
Thumb
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
+1
Friday, December 13th, 2019 AT 12:02 PM

Please login or register to post a reply.

Related Turn Signal Not Working Content

Turn Signal Problems
GUIDE
Turn Signal Problems
Turn signals are intended to help inform surrounding drivers of the vehicle's intended change in direction. Although there are a few different causes for signal failure...
VIEW MORE

Sponsored links