Hooking up OBD 1?

Tiny
AHKALISH
  • MEMBER
  • 1991 FORD F-150
  • 4.9L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 120,000 MILES
Do you need to have a wire between the OBD1 and the battery?
Friday, July 7th, 2023 AT 9:28 AM

1 Reply

Tiny
MATHGEN
  • MECHANIC
  • 128 POSTS
No, you shouldn't have any need for separate wiring to the OBD test connector.
Are you using a scanner?

Here is a guide for retrieving codes without a code reader:

https://www.2carpros.com/articles/ford-lincoln-mercury-obd1-1995-and-earlier-diagnostic-trouble-code-definition-and-retrieval

I hope this helps.
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Friday, July 7th, 2023 AT 11:19 AM

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