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Prev Professional Automotive Repair Technical Discussions for April 4, 2007
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Open Help Requests for Ford
Help Request Answers
1977 Ford Pinto 2.3L poa valve VIN: 7T11Y11284
Well folks, after 30+ years of working on a/c systems on cars, i found one which has stumped me...(because i have forgotten how it works and discarded manuals this old away years ago)...A good friend brought his wifes' 77 pinto in and wanted to make the a/c sy...
1987 Ford E-350 Econoline Custom 7.5L Hesitation, Cuts out, No power VIN: 1FDKE30LXH
This vehicle is Carbureted, but has a low pressure pump in the fuel tank and a lift pump on the frame rail. Also has a metering vavle or regulator before the carb. We performed several fuel pressure test. # 1. at carb 7 psi at idle, under load without the retu...
1992 Ford Explorer Eddie Bauer 4.0L gear box VIN: 1FMDU34X3N
We replaced the pump 2 years ago, about a year later we replaced the hoses, A few weeks later the box was leaking so we resealed it. That lasted a few months, so we replaced the box. A few months later it was back with a leaky box. The longest one has lasted w...
1995 Ford Explorer Eddie Bauer 4.0L volts gauge VIN: 1FMDU34X6S
Voltage gauge fluctuates from 14.3 volts to 13.3 volts. This happens when it idles down a little bit. Customer says his idle has always been like that. But now the voltage gauge fluctuates along with the idle. Its is noticeable on the voltage gauge. Hope someb...
1998 Ford Escort ZX2 Cool Coupe 2.0L Timing Belt VIN: 3FALP1131W
Hello everyone,This 2.0 DOHC Escort came in today with a broken timing belt. Looking in Alldata there are special tools needed to install belt because of no timing marks. I never done one of these before & don't have the required tools.My question is is it pos...
2000 Ford E-250 Econoline 5.4L Oil pressure VIN: 1FTNE24L1Y
First post, so please be gentle. Customer, (Auto dealer), purchased van at auction so no previous history. Oil pressure gauge pegged on initial inspection, oil very dirty. Pressure did not drop with oil change. 5-20 oil, Carquest blue (Wix) filter used. Verifi...
2000 Ford Explorer Eddie Bauer 5.0L Poor Idle Quality, MIL Lamp on VIN: 1FMDU84P9Y
Thanks in advance. This truck came in with a intermittant very rough idle and a code p1409. EGR is intermittantly turned on at idle. Replaced vacuum solonoid and backpressure sensor, worked ok for a few days and then started doing same thing . It is in the sho... Trouble codes: P1409 (egr vacuum control)
2000 Ford E-350 Econoline Club Wagon Custom 7.3L Hesitation, Surge VIN: 1FTSS34F5Y
Vehicle arrived with lack of Power after half hour driving. No Check engine light. Vehicle seemed starved for fuel, injectors are very loud when problem occurs, after stall huge plume of smoke from exhaust on restart.This vehicle can run for up to two hours an... Trouble codes: P1670 (EF feed back signal not detected), P0113 (IAT Circuit High Input), P0500 (Vehicle Speed Sensor Fault)
2001 Ford Focus ZX3 2.0L MIL Lamp on VIN: 3FAFP31391
I have this headache!! Its a 01 focus it has been in my shop on and off for the past year with the same code P0171. My long term fuel trim is around 25% and the short is about .3 +/-. It has has a new o2 sensor, mass air flow, fuel pump (at the dealer) I repla... Trouble codes: P0171 (lean bank 1)
2001 Ford F-550 Super Duty Lariat 7.3L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FDAF56F31
Vehicle has a complaint of smoke from tail pipe,blue in colour.This happens when driving on highway @60 m/h then decel but donot close throttle. Noticed on scanner manifold pressure was @ 4.00 p.s.i. when smoke would start. When accelerating will set code P12... Trouble codes: P1211 (icp incorrect)
2002 Ford Taurus LX 3.0L Misfire, MIL Lamp on
Alright please help us with this problem child. Car came in from another local shop, for cylinder 3 misfire, they performed full tuneup. Still missed. Replaced Injector alone with new upper plenum gaskets. Car still missed. Now we have the car, and have re-che... Trouble codes: P0316, P0303
2002 Ford Explorer Limited 4.6L cruise control VIN: 1FMZU65W02
We have this 02 Explorer with an inoperative Cruise control. I do not have much information for this year. I was wondering if some one could tell me how to get into self test? If you drive this and try to set the cruise the light will come on as if it is engag...
2003 Ford F-350 Super Duty XLT 6.0L noise turbo cycling VIN: 1FTWW33P43
We just changed the head gaskets (nightmare). My tech spent 32 hours. Truck started fine but we have a run condition that was not present before we did the gaskets. When the truck is idling and is not dead cold, the turbo variable response motor or valve cycle...
2004 Ford Taurus LX 3.0L Cuts out, SECURITY VIN: 1FAFP33U44
while accellerating from a stop 1st to 2nd gears usally the car will seem to just loose power momentarly and the security light will come on and go off then car come back to life, this will occur about 4 out 5 times tryed. it happens fast (2 to 3 seconds in du... Trouble codes: B1318 (gem/ctm current codes), U2023 (fault recieved from external node), U1900, B1601 (pats recd incorrect ign key code from transponder)
2004 Ford F-550 Super Duty Lariat 6.0L Poor Idle Quality VIN: 1FDAW56P24
2 weeks ago truck dropped dead had to replace ipr ran fine came back cyl # 1 missfire r and r injector still missfire #1 cyl switched injector #1 and #3 miss still stayed on #1 cheked wiring for chafing none found go through pinpoint test still comes up replac... Trouble codes: P0262
2004 Ford F-150 FX4 5.4L Poor Idle Quality VIN: 1FTPX04514
Hi: This is for the Ford experts, have this ford pick up F150 5.4 with an erratic idle and NGS shows code p0340 (Camshaft Position Sensor A Circuit (Bank 1 or single sensor) I check the signal with an oscilloscope and I do not see any problems, any ways I chan... Trouble codes: P0340 (Camshaft Position Sensor A Circuit Bank 1 or single sensor)
2004 Ford E-250 5.4L compressor VIN: 1FTNE24L84
after replacement of the above mentioned parts the customer is complaning of a noise when the compressor kicks on. it sounds like it is vibrating the manifold hose assembly, the noise lasts about 3-4 seconds and then goes away and the ac seems to operate prope...
2005 Ford E-450 Super Duty 6.8L MIL Lamp on VIN: 1FDXE45S55
vechile will not hardly run cannot find any repair info for these codes. has anyone seen these before? is tis a re flash? repair? any help would be great! thank-you. Trouble codes: P2104 (throttle accuator control system forced idle), P2112 (accuator system stuck closed), P2111 (accuator system stuck open)
2002 Mercury Sable GS 3.0L MIL Lamp on VIN: 1MEFM50UX2
On 2/1/06 (59650 miles) vehicle came in with MIL on and a P0191 code. The freeze frame data was: fuel system open, calc. load 16%, 190 deg. ECT, STFTB1 -2.34%,LT FTB1 -10.14%,STFTB2-2.34%,LTFTB2-6.24%, Fuel Pressure 60.47 PSI, 1929 RPM, 62 MPH. Datastream wi... Trouble codes: P0191 (Fuel rail pressure sensor circuit range/performance)

Fixes & Summaries for Ford
Fix/Summary Answers
1993 Ford Ranger STX 3.0L Poor Idle Quality, Stall, MIL Lamp on VIN: 1FTCR14UXP
after pulling our hair out for the last few days one of our former techs that now works at a Ford dealership suggested removing the break out box and retesting. We removed the breakout box, the check engine light is off and the vehicle is running fine!!! TIME ... Trouble codes: 157 (Mass Air Flow sensor circuit below minimum Voltage).
2000 Ford F-350 Super Duty Lariat 7.3L No Start, Poor Idle Quality VIN: 1FTSW31F9Y
Thanks to everyone who replied. After reading posts submitted by Craig, Michael, Jeff, Jay, Dean, and Jonathan, I replaced the valve cover gasket and under cover harness on both sides for GP. Vehicle starts and runs fine now. Just goes to show you how some fac... Trouble codes: 1277 (Low side circuit fault), 1273 (Low side circuit fault), 1275 (Low side circuit fault), 1293 (High side circuit Right Bank).
2001 Ford Focus Street 2.0L MIL Lamp on VIN: 1FAFP34321
thanks for all the help guys the problem was i had another bad pcm. we got another remanufacted pcm and vehicle ran great. Trouble codes: P0352.
2002 Ford Expedition XLT 5.4L stays locked in 4wd VIN: 1FMPU16L72
Did not get much help with this one. However, I theorized that the clutches in the transfer case were seized together. Took out one of the speed sensors so that I could see the shift rail while manually moving the shift dogear. The rail was moving like it shou...
2004 Ford Explorer XLT 4.0L Clutch circuit VIN: 1FMDU73E14
Thanks to all who responded. The problem was slightly high resistance between the transfer case and the transmission itself. An auxilliary ground solved the problem. Specail thanks to Ming of Automotive diagnostics for figuring that one out for us.
2004 Lincoln Town Car Signature 4.6L Misfire VIN: 1LNHM81W04
thanks everybody, very helpful advice, we ended up punting / returned car to customer with advice we suspected pcm but also harness under master cylinder and/or fretting of connectors. Car is a limo they just wanted to take it. #8 injector pulse was in fact in... Trouble codes: P0308 (cyl. 8 misfire).
1992 Mercury Grand Marquis GS 4.6L No Start VIN: 2MECM74W0N
Thank you to all that replied, all with good info. Rechecked wiring again as suggested by ED. All was okay. Pulled out the fuel pump and took a close look at the wires in tank as suggested by Eric, Ron and Michel no short there. Installed new fuel pump as no o...
1998 Mercury Tracer LS 2.0L Hesitation VIN: 1MEFM13P4W
Ok only got 3 replies.Nobody told me if the pressure drop was normal.I put a pump in and got 47 psi koeo.It had 40 before.Still drops when letting off gas to 25 now instead of 20.I guess this is normal.It ran better and has been back in service for a week now....
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