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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 22, 2005
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Open Help Requests for Ford
Help Request Answers
1999 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FMZU34E4X
vehicle came in with all the same codes two weeks ago but today it sound as if it has a vacumn leak under plenum so i put smoke machine on vehicle no signs of leak... has erratic idle and misfire codes and 02 sensor codes lean po171 and po174 can hear what sou... Trouble codes: P1116, P301P

Fixes & Summaries for Ford
Fix/Summary Answers
1997 Ford F-350 7.3L speedometer VIN: 1FDKF38F6V
Thanks to all who replied, especially Charles [...]. Just as you said, I found the tone ring inside the rear end broken. The new one will be here today and I will install it onto the carrier and re-assemble. Have a great weekend. Joe
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