1994 4.0 Ranger

Old 10-28-07, 06:11 PM
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Join Date: Oct 2007
Location: Huffman Texas
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1994 4.0 Ranger

Guys; I have a 1994 Ranger what is running rich on the low speed idle. Bearly made the inspection sticker so how do lean this guy out, she loops at low speeds but runs good on top end ..Has a new Mass air fow senser and low speed switch so what else ???
Old 10-29-07, 04:53 AM
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First thing:
Pull The Codes

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