OBD I SAYS CAR NOT RESPONDING. 93 Blazer. V6 4.3L. S-10 style.

Tiny
MURDAWG
  • 1993 CHEVROLET BLAZER
  • 150,000 MILES

ObdII reader would not READ CODES
work

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Tuesday, December 13th, 2011 AT 6:41 PM

5 Replies

Tiny
FACTORYJACK
  • EXPERT
  • 4,259 POSTS

Does the check engine light work, and can you flash codes by grounding pins A and B at the ALDL?

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Tuesday, December 13th, 2011 AT 6:55 PM
Tiny
MURDAWG
  • MEMBER

Which ones are a and b?

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Tuesday, December 13th, 2011 AT 7:06 PM
Tiny
MURDAWG
  • MEMBER

Yes light works.

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Tuesday, December 13th, 2011 AT 7:07 PM
Tiny
MURDAWG
  • MEMBER

Yes check engine light works

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Tuesday, December 13th, 2011 AT 7:12 PM
Tiny
FACTORYJACK
  • EXPERT
  • 4,259 POSTS

If you are looking at the data link connector, A and B are in the upper right corner, if I am not mistaken. The light should flas codes in sequence when grounded.

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Tuesday, December 13th, 2011 AT 8:01 PM

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