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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 22, 2009
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Open Help Requests for Ford
Help Request Answers
1994 Ford F-150 XL 5.0L Hesitation, Surge, Poor Fuel Economy VIN: 1FTEF15N01
1994 f150 hesitates and stumbles under light acceleration but runs excellent under wot acceleration and when in cruise control it seems to drop a gear intermittently then picks it back up i was wondering if this is a vss problem i am a very young tech still in...
1997 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Misfire VIN: 1FMDU34E4V
This vehicle came back with a rough idle and serious misfire at cruise and under load. The spark plugs were changed which did not change anything.You can hear a vacuum leak at the top center of the intake plenum. We sprayed the area with intake cleaner to isol...
2001 Ford Expedition XLT 5.4L Mechanical VIN: 1FMPU16L71
we are having trouble with the timing marks on timing chain, no data and mitchell show 2 gears on the crank for the 2 chains. we have one gear with 2 sets of teeth and we tried putting the gears lined up with the marks we have and when we turn the engine over ...
2002 Ford Taurus LX 3.0L engine
This Taurus came to us with a heating/cooling problem. The customer said it didn't have any heat and would overheat at times. I checked to see if the cooling fans were working and they are. I pressure tested the cooling system found no leaks. The coolant was n...
2002 Ford Explorer XLS 4.0L Excessive Emissions, Misfire, MIL Lamp on VIN: 1FMZU72K42
looking for some help guys, we have this 2002 explorer that at an idle seems to run pretty smooth but as soon as you put it into drive it starts misfiring and surging. if you take it up off of idle and drive it, it runs great. we cleaned the mass airflow senso... Trouble codes: P0172 (system too rich bank 1), P0300 (random misfire detected), P0301 (cylinder 1 misfire detected), P0302 (cylinder 2 misfire detected), P0303 (cylinder 3 misfire detected), P0316 (engine misfire detected on start up)
2004 Ford Focus LX 2.3L temp gauge VIN: 1FAFP33Z24
I have a ford focus, and the temp. gauge goes to full hot only at cruise. fans work at all speeds, thermastat has been replaced. Found Dtc p1285 cylinder head overtemp. condition.No air found in system. Temp. goes right back to normal at idle 215 degrees. This...
2006 Ford E-150 4.6L Misfire, MIL Lamp on, LACKS POWER VIN: 1FTRE14W76
have limited scan data vehicle missfires under load. switched coils with no change seems to have a rough idle and lacks power on the road. have seem many coils fail and cause this but cannot find any proof. how can i test the coils? do any ford techs no of any... Trouble codes: P0355 (ignition coil primary ckt e), P0351 (ignition coil primary ckt a)
2003 Lincoln LS 3.9L Poor Idle Quality, Cuts out, Stall VIN: 1LNHM87A63
top of the day fellow techs.this is a night mare.car came in with no acceloration and missing, check engion light on. codes po300'303'304'316'and po352 all misfire codes on cyl 3'4.found plugs 3'4 soaked in oil. replaced valve cover both sparks and coils.now i...
2004 Lincoln Navigator 5.4L lf air bag VIN: 5LMFU28RX4
now will air up but immediatly lf will deflate - not finding any leaks has code c1725 will clear and come back when deflates - replace lf height sensor and still no diff

Fixes & Summaries for Ford
Fix/Summary Answers
1989 Ford F-150 Custom 5.0L No Start VIN: 2FTEF14N6L
thanks to all who helped out i swaped cabs and wiring harness fron the 93 but had to rewire the tail lights fuel pump and clutch switch be works great thanks to all
1999 Ford F-150 4.2L MIL Lamp on VIN: 1FTZX1724W
Thanks for all the help. I smoked this first thing in the morning and expected to see a leak at the intake. But when i replaced the o/2 sensor i touched the vacuum line at the rear upper of the intake manifold and it was rotten. It must of opened it enough to ... Trouble codes: P0174.
2005 Ford Escape XLT 3.0L Misfire VIN: 1FMYU93115
I finaly fixed the missfire.I found the bearing caps loose on bank 1 intake camshaft,causing the cam to move up and down and pump up the lifter in #2 cylinder.(note there was not any engine noise).
1996 Mercury Grand Marquis GS 4.6L No Start VIN: 2ME1M74W8T
Thanks to everyone that replied and helped. The car finally became a no-start in the shop (nice when that happens) and was easy to diag as a bad fuel pump. Replaced fuel pump and all is well.
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