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  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
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Factory tach and speedo wont work

  • Thread starter Thread starter 84coupe306
  • Start date Start date Jan 28, 2006
8

84coupe306

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Jan 22, 2006
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Rocky Face,GA
Jan 28, 2006
#1
  • Jan 28, 2006
  • #1
I was just curious what all could cause this stuff not to work?The speed o cable is hooked up and the guages are hooked up and I cant find any cut wires coming from tach.How do I get them to work?
 

jrichker

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Jan 28, 2006
#2
  • Jan 28, 2006
  • #2
Speedo:
Check the trans end of the speedo drive. If the gear is missing/damaged, the speedo won't work. Using a reversible drill to turn the speedo cable at the trans end is an easy way to check out the cable and watch the speedo needle move.

Tach:
AutoZone wiring diagrams

http://www.autozone.com/servlet/UiB..._us/0900823d/80/16/71/3c/0900823d8016713c.jsp for 79-88 model Mustangs

http://www.autozone.com/servlet/UiB..._us/0900823d/80/19/59/5a/0900823d8019595a.jsp for 89-93 model Mustangs

http://www.autozone.com/servlet/UiB..._us/0900823d/80/1d/db/3c/0900823d801ddb3c.jsp for 94-98 model Mustangs
 

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stangjunkie

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Nov 15, 2004
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Jan 28, 2006
#3
  • Jan 28, 2006
  • #3
sounds like the gear on the end of the speedo is damaged/missing
 
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