Dome lights not working properly

2012 TOYOTA SIENNA
96,000 MILES • 3.5L • 6 CYL • 2WD • AUTOMATIC
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PLESS STUESSY
  • MEMBER
  • 5 POSTS
all fuses are good . New relay. Dome lights will only come on if you jumper them in the fuse box where the relay is.
Apr 23, 2021 at 12:48 PM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Hi,

I need to know which pins you are jumping. If you look below, I attached the entire wiring schematic for the dome lights/interior courtesy lighting. Let me know which you are jumping. I have a feeling it is pins 3 and 5 in the pic. If that is the case, I need you to check the purple wire (pin 1) for power when the door is open.

Here is a link you may find helpful:

https://www.2carpros.com/articles/how-to-check-wiring

Let me know what you find.

Take care,
Joe

See pics below.
Apr 23, 2021 at 7:40 PM