Automotive Technicians Technical Discussion and Fixes for Jul 29, 2004

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	Help Request	Answers
	1997 BMW 528i 2.8L wiper motor VIN: WBADD62010 after foolishly jump starting his vehicle the wipers are now working constantly in wipe delay mode when the wiper switch is in the off position the vehicle has rain sensor below rear view mirror has anyone any ideas where the processor is and if it is likely d...	View
	1994 Buick Park Avenue 3.8L rotors/drums VIN: 1G4CW52L7R This car developed a rotor warping problem about 6 months ago. I replaced the rotors twice thinking that the tire monkeys had used an air wrench when they did some tire work. The last time i installed Wagner second line rotors and hand torqued the lugs. Cust h...	View
	1996 Cadillac Seville SLS 4.6L Stall, MIL Lamp on VIN: 1G6KS52Y2T hi i have this caddy that will die in gear at idle once it gets hot. at times it will die at idle in park-cold. upon arrival codes in history were 1599 and a crank or cam code or both. sorry but its been a while. after clearing codes and driving it. it would s... Trouble codes: P1599	View
	2000 Cadillac Eldorado ESC 4.6L mirror fuse VIN: 1G6EL12Y6Y Customer recently purchased this vehicle,keeps blowing underhood mirror fuse,interior lights also on the same circuit. Only blows fuse when vehicle is put into reverse,removed rear seat and both relays for back up lights,still will blow fuse when put into reve...	View
	1990 Chevrolet Astro 4.3L rear doors VIN: 1GCDM15Z1L hello to you all, couldn't beleave I have a problem with this simple project. I cannot seem to drive out the hinge pins on the rear doors on this 90 astro van. My last resort maybe to heat the sucker out, but I'm affraid I may damaged the paint. Have anyone fo...	View
	1995 Chevrolet Blazer 4.3L MIL Lamp on VIN: 1GNDT13WXS After replace Cat and Muffler looked at code P0138 on scanner. Rear o2 sensor bias voltage is over 1 volt when ignition first turned on, drops to .400 after couple minutes while o2 heater warms up. Will not drop any farther. Front o2 sensor bias voltage on s... Trouble codes: P0138	View
	1999 Chevrolet Express 3500 5.7L Hesitation, MIL Lamp on, BACKFIRES INTAKE VIN: 1GAHGS9R2X new tech getting old techs x's on acc van falls on its face the hotter it get the worse it gets but does it all the time but once it gets up to speed it runs good it also back fires through intake when acc fuel press good all the time and getting o2s down in t... Trouble codes: P0151 (ho2 ckt low volts b2s1), P0157 (ho2 ckt low volts b2s2), P0137 (ho2 ckt low volts b1s2), P0131 (ho2 ckt low volts b1s1), P0730 (incorrect gear ratio)	View
	1999 Chevrolet Tahoe LS 5.7L Hesitation, Cuts out VIN: 1GNEK13R8X when driving vehicle if you hit a pothole, large bump, or drive on a rough washboard type road vehicle will hesitate or cutou slightly but does not die. customer says at times it will turn on abs, srs,and mil lamps. We have never seen that.when it first came i...	View
	2000 Chevrolet S10 2.2L extended cranking VIN: 1GCCS1457Y hello all have as flex fuel vehicle with a intermittent extended cranking.it has high fuel pressure 57/59 @idle, getting plenty of volume and pressure and no pressure drop after sitting,spark plugs were slightly corroded but was not able to duplicate symptom. ...	View
	2002 Chevrolet Trailblazer LS 4.2L Hesitation, Stall VIN: 1GNDS13S42 This vehicle arrived with customers request to install a fuel filter to repair a stalling problem.(Problem just started that same day)After filter installation, vehicle was driven and seemed perfectly normal until about 5 miles into the testdrive. All at once,...	View
	1991 Chrysler New Yorker Fifth Avenue 3.3L No Start, BLOWS FUEL PUMP FUSE VIN: 1C3XY66R6M We have tested electric fuel pump draw and wave form, wiring to fuel pump fuse and SBEC with no evidence of a cause for this. Are next step is to replace the SBEC but are not sure that it's the fix. We hope that someone out there in IATN land has run across th...	View
	1994 Chrysler Concorde 3.5L Compressor VIN: 2C3EL56F0R pcm not sending ground signal to a/c relay checked pressure w/ scanner and press was 500 psi voltage was 4.86 v low side checked transducer for 5 v ref and ground both good and transducer letting 4.84 v pass through cooling fans running all the time even when ...	View
	1996 Chrysler Town & Country LXi 3.8L No Start, MIL Lamp on VIN: 1C4GP64L7T Gentlemen ... I have this vehicle for the past week. Could not pinpoint the cause of failure. Vehicle was towed to my shop last week with a no start problem (it stalled while customer was driving). I scanned and extracted code 11. Lapscoped both sensors (cam a... Trouble codes: 11 (No cam or crank signal)	View
	2001 Chrysler Voyager 3.3L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1C4GJ25321 Hello techs. Thanks for taking your time to read this. I have a 2001 Voyager that came in with a poor running complaint. Engine runs good for about ten minutes then starts missing & continues to get worse & worse until it will hardly run at all. Original compu... Trouble codes: P0353	View
	1996 Dodge Ram 2500 5.9L ECM data lost VIN: 1B7KF26C4T In drive under load (moving or not) the Tach will go erratic and sometimes stop reading. When it is erratic, the data communtication to my scanner cuts in and out along with the check engine light flickering... In reverse you can put the pedal right to floor w...	View
	1996 Dodge B2500 5.2L No Start, MIL Lamp on VIN: 2B6HB21Y9T van set for a year cust replaced battery and drove for 7 days then it stopped going down the road and towed it in.when you turn the key on the check enging lite will flash along with all the injectors,relays.just like you went to function test and turned them ...	View
	1997 Dodge Ram 2500 5.9L engine VIN: 3B7KF23DXV This vehicle will stall shortly after starting when it has 1/2 or less tankful of fuel. You can drive about 3-400 feet before it will stall or if you let off the throttle quickly. Filters are clean. It does not seem to be affected when the tank is full. It is ...	View
	1997 Dodge Ram 2500 5.9L Front Brakes VIN: 3B7KF23Z5V Front Brakes will lock up in less than 4 miles.	View
	2001 Dodge Ram 1500 Van 5.2L No Start VIN: 2B7HB11Y21 installed new crank sensor. no fuel pulse. after checking above while modis is connected and begining to crank we lose communication with the vehicle. If key is on and no crank we notice that within 20 seconds that the odometer starts to flash (about 7 times) ...	View
	1992 Eagle Talon 2.0L Excessive Emissions VIN: 4E3BS44R7N Note: Emission readings are in grams per km, not grams per mile. (Canadian/BC AirCare) Vehicle is 1230kg, 1992, non-turbo, 2.0L Standards (maximum) are as follows: HC 0.50 grams per KM CO 9.32 grams per KM NOx 1.24 grams per KM Vehicle came in for IM240 emi...	View
	1986 Ford E-150 Econoline 5.0L cruise control VIN: 1FTDE14N2G on this van,whenever you engage the left turn signal the cruise control disengages,does not happen with the right signal, and even if you are not touching the steering and carefully push the t/s lever down,as soon as it is pushed the cruise disengages.	View
	1989 Ford Ranger GT 2.9L lifter noise VIN: 1FTCR15T0K Gentlemen, this ranger came in with severe lifter noise, especially when hot, although it would be somewhat noisy when cold as well. The customer agreed to try a new set of lifters as the engine runs good and the oil pressure was good too. After the new lifter...	View
	1991 Ford Explorer XL 4.0L front seal VIN: 1FMDU34X7M Hi all I have a 91 ford explorer with the front transmission seal leaking, Its been replaced, but still it leaks. Torque converter looks good no wear marks. I've come aross this leak on several other rear wheel drive fords, and never could get them to stop le...	View
	1993 Ford F-150 XL 4.9L charge meter on dash VIN: 1FTDF15Y1P Good day to all of you, A customer towed in his Ford P/U with a frozen alternator and burned belt. Replaced alternator with 65 amp Delco rebuilt and a Goodyear belt. Alternator charges 65 amps and 14.1 volts at aprox. 1800 rpm. with a .003 amp draw with ampe...	View
	1995 Ford Crown Victoria LX 4.6L MIL Lamp on VIN: 2FALP74WXS Customer brough Crown Vic in with CEL/MIL on. Code P0401 was set and PID for DPFE showed no activity with 70%+ command. Checked for vacuum supply to EGR which was OK, and when I supplied vacuum to EGR, there was no engine RPM change. Also, from past experience... Trouble codes: P0401 (Insufficient EGR flow)	View
	1995 Ford Aerostar XLT 4.0L Poor Idle Quality, very fast idle VIN: 1FMDA31X7S Hello golden wrenchers: I need some advice / tips to diagnose this ECM. Pin 21 on the B/O box is the ground terminal (inside ECM) for 12v to be pulsed thru the IAC motor. This truck will scream 2000~2500 rpm as long as the IAC plug is plugged into the valve. D...	View
	1996 Ford E-150 Econoline 4.9L MIL Lamp on VIN: 1FTEE14Y7T This van came in with MIL on and codes P1151 & PO174. We had the PCM reprogrammed as per a TSB for this year and engine combination. The same 2 codes were back within a day. The freeze frame data was 9mph, 65.5% load, 1374 RPM, STB1 -0.7%, LTB1 3.9%, STB2 26.5... Trouble codes: P1151 (O2 Lean), P0174	View
	1998 Ford Ranger Splash 4.0L Poor Fuel Economy VIN: 1FTYR14X2W Hi folks. I have a good customer here with a Ranger that is only getting 12mpg. The truch has been this way since new, and was wondering if there is any tricks or solutions that can increase the MPG. No codes. Truck runs great. He is the second owner of this T...	View
	1998 Ford F-150 4.6L Misfire, MIL Lamp on VIN: 1FTZX17246 truck came in with a check engine light & a miss.code po402 excessive egr flow & po304 # 4 cylinder misfire.replace all plugs and plug wire set. customer wanted that done. replace egr valve, it was all carbon up.voltage on dpfe was high, 4.86v all the time. re... Trouble codes: P0402, P0304, P0401	View
	1999 Ford Taurus SE 3.0L Hesitation, Cuts out VIN: 1FAFP53S3X Thanks for taking time to check this one out! I don't have alot of information on this car other than it has not acted up on us the two times it has been in. It does not have any codes stored. Customer explains as a severe hesitation to where the vehicle will ...	View
	1999 Ford F-350 Super Duty XL 6.8L Poor Idle Quality, Misfire VIN: 1FDWW36S9X Hello everyone! This V10 has an engine miss that just will not go away. We have replaced the plugs, cleaned the injectors on our ASNU machine and still it misses. A misfire code on #7 cyl. was stored in the pcm. The injector wave pattern is normal. The #7 cyl....	View
	1999 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1FMZU34E6X vehicle came in with severe hesitation under heavy acceleration. at idle will stall at times, idle will also go up and down like starving for fuel. under acceleration will misfire and have lack of power. codes in memory were for all shift solenoids in transmis...	View
	2000 Ford Excursion XLT 6.8L steering VIN: 1FMNU41SXY Thanks in advance. This one was a bear to duplicate customer complaint. This excursion 4x4 after it is driven a while when you make a right hand turn at idle with no brake you feel a shudder in the steering wheel at about 70% turn to the right. Customer is a s...	View
	2004 Ford Escape XLT 3.0L radio VIN: 1FMYU03104 When the car is put in gear the radio turns off. this only happens when the car is running. With the key on and engine off I can change gear positions and the radio stays on. But with the engine running the radio will only work in park or neutral. The only GEM...	View
	1994 GMC C1500 Sierra SL 5.7L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1GTEC19KXR Everyone in shop has spent time on this one. Co-worker condemned throttle body (without aid of ocilliscope) He replaced T/B with used unit to no effect. Boss has identical truck. He swapped T/B between trucks and subject truck runs great. He replaced T/B with ... Trouble codes: 44 (Lean Exhaust)	View
	1998 GMC Jimmy Envoy 4.3L 2-3 shift VIN: 1GKDT13W6W Hello all! Trying to help a fellow tech on this one. Vehicle winds up going into third gear, causing a mil and a third gear default which it will stay in until the mil is cleared. With a volt meter on the 2-3 command wire out of the VCM, it will apply shift wh...	View
	1992 Honda Accord EX 2.2L Excessive Emissions VIN: 1HGCB7677N hi,all you honda techs,this accord is my boy's car,i did a nj dyno inspection and it did'nt pass.nox-1450[[...]]hc 128[spec132]co2.21[spec1.20] talking with my co-workers told me to reset computer and check for codes,when i did this [jumping the diag connec...	View
	1997 Infiniti QX4 3.3L Misfire, MIL Lamp on VIN: JNRAR05YXV This Infiniti runs excellent and shows no signs of misfiring. However the MIL light flashes and sets the P0300 code. The engine has had a complete tune up and the timing belt has been replaced recently. You could put a coin on its edge on top of the engine and... Trouble codes: P0300 (Multiple Miss Fire Detected)	View
	1989 Jaguar Vanden Plas 3.6L Battery VIN: SAJKY1543K Battery going dead after sitting after aprox. 3 days. We tested charging system and battery, both passed all tests. We do have a 1.7 AMP drain. We disconnected all fuses from 3 fuse panels (right side kick panel, left side kick panel, and center console). No c...	View
	1999 Jaguar XJ8 4.0L remote trans VIN: SAJDA23C5Y Replaced battery for this jaguar about 2 weeks ago. Customer says remote transmitter inop. I am looking for any info on how to code or learn the remote transmiter to function with car. Battery voltage in remote transmitters okay. Searched M.O.D and Jtis no inf...	View
	1993 Jeep Grand Cherokee Limited 5.2L compressor VIN: 1J4GZ78Y3P any help, would be appriciated on any suggestions why compressor clutch keeps burning up, when all pressures, fuses and swithes are good. thank you, diamond auto	View
	1994 Jeep Grand Cherokee Limited 5.2L 1-2 2-1 shift, intermittant Howdy fellow techs, I work on Ford transmissions for a living and took on this Jeep that belongs to one of the service writers. I went thru it after it lost 3rd gear, clutches were burnt and cylinder had serious scoring, I also found that the 2-3 servo spring ...	View
	1993 Mercedes-Benz 300D 2.5 2.5L very loud VIN: WDBEB28E6P Diesel engine is VERY / VERY noisy after replacement of the leaking seals on the injection pump delivery valve holders. We removed the lines and holders and installed new o-rings and copper seals. We have done this job many times and each time the "diesel" noi...	View
	1994 Mercedes-Benz C220 2.2L fuel injection VIN: WDBHA22E3R I purchased this vehicle a couple of years ago from a anal customer that kept this car in perfect condition. Last week it started running rough in traffic and died a few times by time the weekend rolled around it was running rich and missing, this week checked...	View
	1999 Mercedes-Benz E300 3.0L Ft Windows, Mirrors, Seats, Convience Feature VIN: WDBJF25H5X This car came in a few weeks ago with the front windows, door mirrors, Front Seats and the convience feature all inop. I hooked up to the car and scaned the control modules for the doors and there was no communication with that system. I had another car with t...	View
	1997 Mercury Cougar XR-7 4.6L MIL Lamp on VIN: 1MELM62WOV Greetings,hoping for some ideas.Have a vehilcle that sets mentioned codes.Upon testing I find I have system voltage to all O2 heaters,and ground to all but bank2 sensor1.Voltage drop from sensor to ecm tests good.Not sure how to determine what could be keeping... Trouble codes: 0135 (o2 heater b1s1), 0141 (02 heater b1s2), 0155 (o2 heater b2s1), 0161 (o2 heater b2s2)	View
	1991 Nissan Pathfinder SE 3.0L No Start VIN: JN8HD17YUM We got this Pathfinder in for a rough running condition. The vehicle would run, but ran very rich and rough. I found the fuel pressure was leaking down through an injector, but I did not know how many were leaking. I tried to start the vehicle to move it outsi...	View
	1986 Oldsmobile Cutlass Ciera Brougham 2.8L hard start VIN: 1G3AM19W9G hello all you gm guru's. i have this cutlass cierra that has an intermittent hard start issue. 90 percent of the time this vehiclestarts right away. on ocassion when starting this beast, it will crank for 5 to 15 seconds with out starting up. will pop and sput...	View
	1986 Oldsmobile Custom Cruiser 5.0L Low Power VIN: 1G3BP3578G C/S after I reseal the reman carb top plate and after new GM engine had been replaced car ran great for 3 weeks. Then C/S one day car made loud grinding noise under air cleaner area and gradually the noise wnet away the same day. Since then fule milage is terr...	View
	1999 Oldsmobile 88 Royale 3.8L lights VIN: 1G3HN52K9X The vehicle is now running and charging very well. The only problem that remains is lights won't turn off. If you cycle the twilight control off, on, off, the headlights only will go off. All the remaining lights stay on. We don't know what caused the initial ...	View
	1992 Plymouth Grand Voyager SE 3.3L Cuts out, Stall VIN: 1P4GH44RXN this van originally stalled intermittantly, when it did stall, you had to shut off and wait for 5 to 10 minutes before it would re-start, we found that it would lose the cam signal. installed new cam sensor and seemed better, however it still stalls but now wh...	View
	1996 Pontiac Grand Am SE 2.4L MIL Lamp on VIN: 1G2NE12T5T Trouble code for cam sensor, scope signal looks great, but unable to scope during the problem, I do get resynch counts on the Tech-2 during the episode, may only happen for 2 minutes at a time, once a day, It appears to have a new sensor and wiggling the harne... Trouble codes: P0341 (Camshaft sensor circuit performance)	View
	1990 Toyota Land Cruiser 4.0L transfer case VIN: JT3FJ62G5L I now have this vehicle in my shop with the transfer case disassembled and have found that the main seal between the transfer case and the automatic tranny is not installed square and there is an idler shaft that has 0-rings which are damaged. My question is:...	View
	1996 Volkswagen Golf GL 2.0L Misfire VIN: 3VWFL81H2T We can create problem. Worst when warm. Start car, put in gear, let idle in gear for 15 to 30 seconds, start to drive, misfires and bucks from 1500 rpm to 2500. rev higher and drives fine. Have to stop car and idle in gear for awhile to start problem again. Al... Trouble codes: 533 (idle)	View
	2001 Volkswagen Beetle GL 2.0L Misfire VIN: 3VWBK21C01 tested sensor with vantage meter-tests okay.cleared code and code returned.connector pins are tight. Trouble codes: P0118	View
	1991 Volvo 740 2.3L No Start, Poor Idle Quality, MIL Lamp on VIN: YV1FA8845M Hi group, This volvo only starts with choke cleaner and then will run rough until it warms up some. This regina system uses a MAP (GM) sensor and IAT sensor. Replaced the MAP with another to no avail, the IAT tests with specs according to the Vantage. No matte...	View
	2001 Volvo V70 T5 2.3L abs traction light on VIN: YV1SW53D31 Testing with Vadis (oe software & computer) revealed two codes stored in the ABS/Traction system. Code abs 00A2 & 00A3. Testing with Vadis: code 00a2= "side accelerometer" faulty signal, code 00a3=lateral accelerometer signal, outside of specs. Vadis lets you ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1998 Audi A8 Quattro 4.2L MIL Lamp on VIN: WAUBG74D3W Thank you for your insight. Most replies dealt with resetting basic settings and checking for proper coding. Also the maf is a common problem. I was unable to get customer to leave vehicle for further testing,I could have it only on thursday afternoons.I requi... Trouble codes: 17549 (load registration unlikely), 16487 (mass air flow signal high), 17537 (bank 2 long term fuel trim system rich).	5
	1977 Cadillac Eldorado 7.0L hose nipple VIN: 6L47S7Q209 Hi all, Well, I received numerous responses to my question, and I explained everything to the owner including the fact that the old nipple might break on the way out, and also the possibility that the new one won't go in. Either way, the car would be undriva...	12
	1986 Cadillac Eldorado 4.1L Excessive Emissions, low power VIN: 1G6EL5780G all the responses i received were things we had already tried - no plugged exhaust, tried new o2 sensor, had cleaned throttle body vacuum ports, the oil was not contaminated, distributor checked out fine, we tried a new map sensor - the customer finally decide...	8
	1990 Cadillac Seville 4.5L No Start, theft system VIN: 1G6KS5339L Everyone got this one right Bad wires in steering column by switch/tumbler - First one I have run into with this problem, I'm sure by the responce it would not be the last. Some one had been in there before and resoldered wires and they got caught in the steer...	7
	1990 Chevrolet C1500 Cheyenne 5.0L Hesitation, Misfire, MIL Lamp on, Lack of power VIN: 2GCDC148H3 Thanks for the replies 15 in total, the customer decided to purchase a used throttle body with injectors, he replaced it a week ago with no more hestation or lean misfire, the injectors fixed this one, thanks again. Trouble codes: 44 (Lean Exhaust).	16
	1990 Chevrolet BOUNDER 7.4L power steering VIN: 1GBKP37N8L motorhome had trapped air in power booster, system had special bleeding procedures, thanks for all the replies. thanks again gary for your phone calls. your info was very helpful,. diamond auto.	12
	1992 Chevrolet S10 2.5L Hesitation, Surge, Cuts out, Misfire VIN: 1GCCS14A6N I Put a ignition module in it and it helped a little the customer says he can live with the miss for now Trouble codes: 25 (Mat Readings Are Very High Around 200 Deg).	2
	2001 Chevrolet Malibu LS 3.1L No Start VIN: 1G1NE52J71 Hello all, Bob from Arizona was on the right track. I think we actually had 2 problems. The first problem after replacing gaskets was the security light was flashing. We relearned the security system several times until light stopped flashing during cranking. ...	10
	2001 Chevrolet Cavalier Z24 2.4L Idles Too High VIN: 3G1JF12T81 Hello again! I'm sorry, I have not had the opportunity to try some of the ideas suggested to me. I have not been able to have the customer bring the car back yet. I have had this problem with this customer in the past... they never seem to have the time to hav...	9
	2002 Chrysler 300M 3.5L blend air motor VIN: 18W34HXZ37 hi all well i think i have this one licked after testing the bcm and it's connectors, bacprobing the bcm with some snapon bacprobing pin tools the feedbac error disappeared and did not reset and with the help of another tech at work he checked my previous find...	3
	1999 Dodge Grand Caravan LE 3.8L hydraulic system VIN: 1B4GP54L7X thanks for all the replies, after replacing the master cylinder with a dealer part, the vehicle has been gone for two weeks with no problems. thanks again for the help	5
	2001 Dodge Durango SLT 4.7L Ignition Lock VIN: 1B4HS28N11 As of so far, this vehicle is fixed. The problem was intermitent. Most of you said the key wafers in the lock cylinder get stuck intermitently and prevent the key from being removed. A new lock cylinder was installed with new wafers. A factory lock cylinder wa...	5
	1996 Ford Contour GL 2.0L No Start, Poor Idle Quality, Cuts out, NO POWER VIN: 3FALP6535T thanks again for all your help. unfortunatly, my customer declined transmission removal for flywheel inspection. i still believe that a broken flywheel is what we are dealing with. i was hoping to know the window location on flywheel in relation to crankshaft ...	13
	1996 Ford Escort LX 1.9L MIL Lamp on VIN: 3FASP11J2T Connector never found. Problem again was ALL 5 pins in DLC were dead. No continuity to anything. No one knew of c2010. Pulled dash and could not find. So, just 5 circuits, so I just rewired them and all is well.	4
	1997 Ford F-350 7.3L abs module VIN: IFTHF36FIV Hi guys and girls this customer is still out and busy with his truck so we don't know if replacing the isolation valve fixed it or not.We will know more in the fall.Thank you very much for your time and have a great day.K.W.	4
	1997 Ford Escort LX 2.0L Mechanical VIN: 1FALP13P8V Customer removed vehicle before dignosis was completed. We beleive is was the flex plate, but were't sure and customer refused further repairs. Our next step was to remove the transmission to inspect the flex plate throughly. Thanks For all the replies.	13
	1998 Ford Crown Victoria LX 4.6L Fuel Tank Fill Tube VIN: 2FAFP74W5W Well Ford Tachs thanks again for probably the best help in the U.S. The fix was to replace the cannister vent valve. I removed the cannister,put it on the bench, and removed the valve. I then looked in to the hole where air exited the valve and found a spider ... Trouble codes: P1450 (Unable to Bleed Fuel Tank Vacuum).	4
	1999 Ford Ranger XL 4.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FYYR14X4X THIS VEHICLE WAS A NIGHTMARE. FOUND OUT IT WAS A CANADIAN RANGER THAT HAD THE ODOMETER REPLACED SO MILEAGE WAS AN UNKNOWN. WE TESTED THE O2 SENSORS AS RELATED TO US BY A MEMBER. THEY TESTED OUT OK BUT WE REPLACED ANYWAY. ONE OF THE CODES WENT AWAY WITH THAT ST... Trouble codes: P0133, P0153.	5
	2000 Ford Taurus SE 2-Valve 3.0L MIL Lamp on VIN: 1FAFP5525Y we fixed this thing by replacing the fuel pump i guess the feul pump drive module was detecting high current draw from the pump so it was flagging that code (mil). we had to wait about two weeks to make sure the code did not come back. Trouble codes: 1237 (feul pump secondary circuit fault).	3
	2003 Ford F-250 Super Duty XLT 6.0L brake bleeding VIN: 1FTNW21P93 thanks to everyone who replied i forgot to mention that this pulsation was happening when i wasn't even moving. the information that you guys gave me about the brake hydro boost being connected with the power steering was right on the money. the power steering...	13
	1999 GMC Savana 3500 5.7L drivers front VIN: 1GTHG35R7X Thank you for all the help. All three responses I received for this vehicle were in relationship to the door flexing. The thoughts were to reinforce the door, and make sure the regulator is bolted tight. We were not able to get the vehicle from the driver at t...	3
	1997 Honda Civic EX 1.6L Poor Idle Quality, Surge VIN: 2HGEJ6550V Replaced both the throttle body gasket, and the intake manifold gasket. Reset the IACV and idle to spec. PROBLEM SOLVED. Even though I couldn't find the vacuum leak, it was still there. Don't have access to a smoke machine, but maybe I should look into purchas...	14
	1990 Infiniti Q45 4.5L Piston/Valve VIN: JNKNGO1C5L Dear IATN, The summary of the replies basically indicated that it would be more cost effective to install a used engine, rather than to try to diagnose the noise. At this point the customer is undicided what to do. so, for right now, we dont have any more in...	6
	1956 Jaguar XK140 3.4L engine VIN: NH00952700 We recieved 24 replies to our posting. Many indicated that the cooling passages in the Jaguar engine block are small and the motor tends to run hot. Three replaies suggested the installation of an auxillary air fan. All of these were exellant suggestions. Af...	26
	1994 Jeep Cherokee Sport 4.0L Cooling system VIN: 1J4FJ68S4R Well This problem 4.0L is fixed. The trouble was isolated the National remanufactured Cyl. Head. Upon dismantling and careful inspection, numerous cast iron repair pins were noted in the face of the head and some into the coolant passages. We suspected c...	13
	1997 Jeep Grand Cherokee Limited 5.2L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, ERRATIC TACH VIN: 1J4GZ78Y1V We had to let this one go to the dealer for repair. I am closing this request becuse of the time limit but I have spoke the the customer and will have the repir info soon. I will post a fix when I receive the invoice.	3
	1996 Mazda B4000 LE 4.0L air bag VIN: 1F4DR17X4T Well we got this one fixed, we replaced the air bag switch. it works normal now. thanks to john and Jimbo on this one. Many thanks to IATN for always providing great help.	2
	1999 Mercedes-Benz S420 4.2L brake pedal VIN: WDBGA43G1X after bleeding the brakes a third time the pedal was soft. we drove the car and the brakes felt normal. with the antilock brkes the pedal is not as firm as older cars were without anti lock brakes. the customer informed me that mercedes dealer replaced the bra...	6
	2001 Mercedes-Benz ML320 3.2L MIL Lamp on VIN: 4JGAB54E51 Most replies said to replace white valve under spare tire which we did. did not fix problem The problem was hot feed to valve circuit 14 fuse 22 blue wire there was a break in wire buy fuel filter (left wheel well ) Trouble codes: 446 (PO 446 Evap Vent Solenoid Problem).	7
	1993 Mercury Villager GS 3.0L Excessive Emissions VIN: 4M2DV11W7P Oxygen sensor was the fix for this problem, I got confirmation from the customer today that it also cured his intermittent poor power condition. The vehicle passed emissions after the repair. Most replies said replace the O2 as there has been a lot of driveabi... Trouble codes: 34 (detonation sensor or ckt).	4
	1998 Mercury Sable GS 3.0L coolant system VIN: 1MEFM50U5W Well its finally fixed its was the radiator after all. It was partly stopped up with rust.We would have tried this sooner but the customer insisted that it was only a few months old and that was not the problem.we ran out on a limb and pulled it for ourselves ...	16
	1995 Nissan Altima GLE 2.4L Stall VIN: 1N4BU31DXS Thanks for quick responses,car is fixed,when testing it had the spark light lite up bright at the plugs and went dim on full throttle but then I ck'ed it coming out of the coil and it stayed bright the hole time,it turned out to be a very small burn mark in th... Trouble codes: P0325.	4
	1994 Plymouth Voyager 3.0L Misfire VIN: 2P4GH4S32R Hi guys and girls,being this is one of our service vehicles this problem is on the back burner,our latest findings are #5 is down about 50 lbs on compression(possible valve)so it looks like we'll open it up when we have the time.Big thanks to everybody and hav...	3
	2000 Suzuki Vitara 2.0L starting Alarm unit [...]+ was out all black leads undid whole loom to trace right wire. siren unit sounds when any supply to it is disconneted	None
	1996 Toyota Corolla 1.6L Wheel Bearings VIN: 1NXBAO2E6T Customer came back to do a 4-wheel brake job. Upon removing 1 of the back wheels,I found it to be really cuppy. A few responses said to watch for that.Didn't notice the extent of the cuppiness till I pulled the wheel off. I told the customer that as long as th...	19
	1994 Volkswagen Golf CL 1.8L Hesitation, Cuts out VIN: 3VWAN01H0R Well we ended up buying a service manual for this vehicle and did the TPS sensor check. The check was what Jose sent me it was just alittle clearer in the manual with the pictures and all. Checked all the resistance readings at the ECM connector for the TPS, a...	14
	1998 Volkswagen Jetta Wolfsburg Edition 2.0L No Start VIN: 3VWPB81H7W The problem was two broken 12ga wires (brown & red/yel) in the driver's door jamb. The harness ends in a large turn-to-lock plug in the A-post and causes the wires to flex too much. We installed extra lengths of wire with butt connectors, which I never use, an...	10
	2000 Volvo S80 2.9 2.9L cooling fan VIN: YV1TS94D1Y Thanks for all the help. I was leaning toward the fan module, and when I got 12 repies that confirmed my suspicions. We got a fan assembly from the dealer, installed it and everything works well.I monitored the voltage from ecm to find it varying [...].5-1....	12

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