2003 TOYOTA COROLLA HORN INOP

  • Tiny
  • Jrt
  • 2003 TOYOTA COROLLA

Electrical problem
2003 Toyota Corolla 59655 miles

RELAY AND FUSE HAVE BEEN SUBSTITUTED AND THEY WERE GOOD. HORN WIRE IS ON.
REPLACE HORN OR PULL STEERING WHEEL?

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Tuesday, January 22nd, 2008 AT 3:52 PM

3 Replies

  • Tiny
  • Mmprince4000
  • EXPERT
  • 8,715 POSTS

When you depress the horn button on the steering wheel you should hear the relay click. If so then the horn is bad or it has a bad ground.
If you remove the horn and connect directly to 12V and it works, then the horn is not grounded properly.
It grounds to the chassis.

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Wednesday, January 23rd, 2008 AT 6:57 AM
  • Tiny
  • Jrt
  • MEMBER

THANKS FOR INFO. I WON'T SEE VEHICLE FOR A COUPLE MORE DAYS, BUT I'LL LET KNOW THEN.

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Thursday, January 24th, 2008 AT 8:35 AM
  • Tiny
  • Jrt
  • MEMBER

PULLED POWER WIRE AT HORN TO VERIFY 12V WAS PRESENT AND IT WAS. PLUGGED WIRE BACK IN AND NOW THE HORN WORKS! GUESS IT WASN'T QUIT TIGHT ENOUGH OR CONNECTION WAS DIRTY.
ALL IS WELL.
THANKS

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Saturday, January 26th, 2008 AT 5:18 PM

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