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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 15, 2019
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Open Help Requests for Ford
Help Request Answers
1999 Ford F-250 Super Duty Lariat 5.4L Misfire VIN: 1FTNF21L4X
Engine misfires under load. Has no check engine light operation, won't set code when induced, no misfire counts, no counts in mode 6 and does not show cylinder contribution data. Datastream info seems accurate, except misfires. I've checked all fuses and t...

Fixes & Summaries for Ford
Fix/Summary Answers
2011 Ford Fusion SE 2.5L Copressor VIN: 3FAHP0HA0B
Thanks for everyone's help. It turn out to be a defective evap temp sensor. It took awhile to confirm. I put a 37k ohm resistor in place of sensor and drove it for a day. no issue. sold evap sensor and replaced all is good. Thanks again!
2013 Ford F-150 FX4 5.0L Cooling Systems VIN: 1FTFX1EF4D
So this truck is down the road! Thanks for all the input, it's always good to have a second opinion that i'm chasing the right issue. No thermal imager available to me but drained coolant from lower rad hose when hot and rad got hot right across! double checke...
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