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Prev Professional Automotive Repair Technical Discussions for October 22, 2010
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2000 Audi A6 Quattro 4.2L Misfire, MIL Lamp on VIN: WAUZL54B3Y
I've inherited this problem vehicle. Intermittent (getting more frequent) vehicle will run very rough after starting, MIL flashing, will set P0303, and sometimes will be accompanied by P0300. #3 coil replaced, have swapped injector, swapped new coil to other b... Trouble codes: P0303, P0300
2001 Audi A6 Quattro 2.8L Headlamps VIN: WAUED64B11
Driver side headlamp has a tendency to drop to its lowest position. I have adjusted the headlamps twice in the basic settings and have saved it twice. The level sensors are both 2.5v on level ground and there are no codes stored in the system. I have been unab...
2000 Buick LeSabre Limited 3.8L Stall VIN: 1G4HP54K9Y
This car has had this problem for the last year and a half and for the third owner. Very intermittant stall when warmed up and driving. It happens about once every 2 to 3 months. Only recently were we able to determine that it loses spark, because it ususally ...
2005 Buick LeSabre Custom 3.8L Cuts out, Stall VIN: 1G4HP52K55
Hello evryone, I have a very interesting problem with this vehicle. Customer complaint is that the vehicle will randomly stall at cruise speed or more commonly at low speeds when approaching a stop. There are no codes in the PCM,that we can find. This vehicle ...
1996 Cadillac Seville STS 4.6L MIL Lamp on VIN: 1G6KY5294T
this car came to the shop with a problem on the dash, the radio and the a/c no working, the lights on the dash are flashing, (only the transmission position indicator) and the temperature gauge and the fuel gauge don't work either when the problem happens, bec... Trouble codes: P1626, P1602, P1604, P1610, P1611
1995 Chevrolet C2500 7.4L Poor Idle Quality, Cuts out, Stall VIN: 1GCGK29N1S
Hello fellow techs and automotive gurus. I have an impossible one that is throwing us all for a loop. This 1995 Chevy has a 7.4L. This darn thing came in barely running as it would not idle and no power at all. I found that the IAC motor was not working until ...
1997 Chevrolet K3500 6.5L No Start VIN: 1GCHK39F8V
happy friday everyone, new customer came in with a no start. i checked fuel at the filter, it seamed to have alot of air. the gauge said full. looked underneath and the tank [steel] is almost collapsed. added fuel and it runs. the customer stated that it happe...
2000 Chevrolet Express 3500 6.5L Extended cranks VIN: 1GCHG35F8Y
After June's roadside breakdown a new remote mount PMD repaired this vehicle. Throughout the course of this past summer new items were added as mentioned. Since August 2010 twice a month this vehicle cranks for a long time. In Sept. put two new batteries in (u...
2001 Chevrolet Prizm 1.8L Hesitation VIN: 1Y1SK52871
this vehicle has me baffled. when the vehicle goes into closed loop operation the computer starts to pull fuel. it will pull fuel until the car is runnng so lean that it gives you a huge hesitation tip in under acceleration. if i disconnect the front o'2 senso...
2004 Chevrolet Aveo 1.6L No Start VIN: KL1TJ62664
Hello me it's me again. Kidding, anyway hello to all and thanks in advance. This weapon was towed in as a no start. So far I have check and found no codes. Data is very poor for how many parameters there are. Must be daewoo electronics. I have spark but no inj...
2004 Chevrolet Corvette 5.7L abs VIN: 1G1YY22G24
Hey Techs! Happy Friday! We have a customer with a 2004 Corvette, and he commutes about an hour to work each way everyday, he claims only on his way home, the Active Handling System Message in the DIC will come on. We scanned computer, had no codes stored. Cus...
2004 Chevrolet Silverado 2500 6.0L transfer VIN: 1GCGK23U54
Truck came in for lights on selector switch changing to auto 4wd. The control module was replaced and programed but customer return with pretty much the same complaint. I found when cycling the ignition not all lights on selector switch would like as supposed ...
2006 Chevrolet Cobalt LS 2.2L Electronic VIN: 1G1AK55F26
I have this Cobalt that is driving me crazy. Thanks in advance to all who look. Check engine light on, P0700, went to transmission codes and have P0961 Line pressure control solenoid performance and P0976 2-3 shift solenoid low voltage. Transmission defaults t...
1996 Chrysler Town & Country (Van) 3.8L MIL Lamp on VIN: 1C4GP64L1T
Cust complaint is Mil keeps coming on. Scanned and found code p0505 Idle Air Circuit. We cleaned Throttle Body and replaced IAC with factory part. Light came back on after a couple days. Scan data appears normal cust is not complaining of an idle problem. Are ... Trouble codes: P0505
2000 Dodge Ram 3500 Van 5.9L No Start, MIL Lamp on VIN: 2B6LB31Z9Y
well this ones got me vehicle came in overheated found combustion in coolant replaced one head and had other resurfaced put back togeather and would not start tested had all powers and gounds to computer but was not grounding asd relay and no comm. with scanne...
2003 Dodge Dakota 3.9L Front Brakes VIN: ID7HL38X8F
Customer complained of occasional, slight pull to left and shudder upon braking. Found left outer pad worn more than all others. 1 caliper slide was binding, piston freely compressed into caliper. Cleaned and lubed caliper slides and replaced front pads and ro...
1994 Ford Aerostar XLT 4WD 4.0L front coil springs VIN: 1FMDA41X8R
We have a 1994 ford aerostar xlt 4wd here. It has 2 broken coil springs in the front. We cannot find anything aftermarket for 4wd front. The dealer did make them but part is discontinued. Does anyone have any ideas or know where we can get a set of springs for...
1994 Ford F-150 XLT 5.8L Electronic VIN: 1FTEX14N3R
hello ford techs this speedometer will dropout while driving has new speed sensor in rear sent cluster out 3 times 2 have repaired is there anythings else i should look for the poroblem is very intrment each time weve got cluster back something else is wrong w...
1998 Ford Ranger XL 3.0L hard start VIN: 1FTZR15U1W
I have found the pressure damper leaking fuel and am hoping someone can point me in a direction to buy one. I have tried Napa, Oreilly, and Ford with no luck. Thanks for the help
1999 Ford Ranger XL 2.5L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1FTYR10C4X
Good af Good afternoon to all I have this 99 ranger We just purchased from auction that had a intermitant no start (engine cranks like no compession) then will fire.Once running idles ok untill you give it throttle then on decel (idle down) runs very rough an...
1999 Ford Explorer Eddie Bauer 5.0L Hesitation, Misfire VIN: 1FMZU35P2X
we have this wonderful 1999 explorer e.b limited 5.0 here and when shes cold runs beautiful when warm and under load has random misfires but more so on cyls 4&8. we've done complete tune up to no avail it had bosch split fire plugs went back to motorcraft, new...
2000 Ford Windstar LX 3.8L Poor Fuel Economy, MIL Lamp on VIN: 2FMDA5340Y
Well, I took this van on because the lady is super nice, old and sick... yea, i know. So to fix the lean codes, I replaced the intake gaskets, but i still have long term trim numbers +20 at idle, driving and cruising their around +5+6. I also tested the dpfe... Trouble codes: P0171 (Lean bank 1), P0174 (Lean bank 2), P1401 (Dpfe shorted to power)
2002 Ford F-250 Super Duty XLT 6.8L Poor Idle Quality, Misfire VIN: 1FTNX21S22
Truck came in 2 weeks ago with cold misfire. It only misses cold for about 1 miles or 1 minute. No codes and but cylinder 6 is showing misfires in mode 6. Replaced coil, spark plug, injector and tried second coil. Sprayed intake for leaks. Nothing changes any ...
2003 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAHP56S53
hey everyone, need your help again, this car has been in several times in the past few months for different problems now the CEL is on for lean codes, i have smoke tested the car but nothing was found. vehicle runs great but the LTFT is pegged at +25 at idle, ... Trouble codes: P0171, P0174
2005 Ford F-150 XLT 5.4L Bearings VIN: 1FTPX12535
Simple baffled as to what is causing bearing noise at cruise speed. Loaded frt wheels (left and right) at 59+mph no change in pitch,checked for play anyway in both frt whells, none.Suspected differential, pulled cover with no metal or unusual wear, checked all...
2010 Ford Fusion Hyb. 2.5L No Start VIN: 3FADPOL39A
I bought this car from an insurance company and it was hit in the front and blew the steering and knee bolster airbags. I got everything repaired and powered it up, but the red key light flashes rapidly like it is not accepting the key. I do not have the Ford ...
1998 GMC Yukon SLT 5.7L Tail lights, directionals VIN: 1GKEK13R6X
car came in with odd electrical issue. all light work as designed with out the head lights on. Once the head lights are switched on, the tail/brake lights & plate lights start to flash in a "wig-wag" style pattern. only with the head lights switched on. To me,...
2003 GMC Yukon Denali 6.0L Misfire VIN: 1GKEK63U03
came in with poor power complaint test and replaced bank 1 rear o2 sensor , Vehicle ran perfect for 2 days. Customer complained of no power towed in to shop, scaned computer and miss fire was on pass bank 2468 cylinders Good spark , injector pulse with , good ... Trouble codes: P0300
2006 GMC Sierra 2500 HD SLE 6.6L Glow Plugs VIN: 1GTHK23D06
Truck came in with 1 glow plug code p0674,found bad glow plug,replaced plug,sold customer all 8,next plug tried to remove,plug broke in head,before i try to remove others,i wanted to know if there was any tips/tricks to remove broken plugs or remove without br...
2000 Honda Accord LX 3.0L Misfire VIN: 1HGCG2252Y
Car came in missing after recent fill up. Empty tank, found water in fuel. Performed all repairs as described . Fiilled with fresh fuel, no improvment, added heet to fuel same . I'm thinking something with vtec vavle? timing belt recently replaced checked mark... Trouble codes: 301 (Random misfire all cyls. Codes 301-306)
2001 Honda Accord EX 2.3L MIL Lamp on VIN: 1HGCG56611
Replaced bypass soleniod due to it being shorted out. Vehicle came back same code two days later. Found the solenoid shorted out again,also found the ECM not able to ground it when commanded. Replaced the bypass and the ECM.Made sure the ECM had command of the... Trouble codes: P1457 (EVAP leak canister area)
2003 Honda Accord EX 2.4L No Start VIN: JHMCM56603
hello Techs & Honda Techs.this car towing to my shop cranking but no start, check out no spark no injection pulse.So i come up that bad ECM.I need helps with that so anys one out there had the same problems let me know thank you.
1989 Jaguar Vanden Plas 3.6L Poor Idle Quality, Misfire VIN: SAJKY1546K
This car has a couple of running problems, which consists mainly of a rough idle, worse when hot which I discovered is from a sporatic spark that is shorting/jumping from the coil tower to the positive coil terminal. Cold starting is Ok but hot restart is diff...
2005 Jeep Liberty Limited 2.8L MIL Lamp on, No Power VIN: 1J4GL48525
Hello and help please. I have got a real headache on my hands with this little jeep. Sets a code P0234 Turbo Overboost Condition within a half block of driving after code is cleared. I believe overboost is a true condition because this jeep is a fireball until... Trouble codes: P0234 (Turbo Overboost Condition Active)
2006 Kia Sedona EX 3.8L cts VIN: KNDMB23386
Hey guys, got this sedona van in the shop, p0171 nad 174 codes not air leaks have already replaced air intake hose and checked all o2 sensors, and replaced the coolant temp sensor, the sensor is reading 491 degrees at normal operating temp stated by the gauge,...
2000 Mazda B4000 SE 4.0L drivetrain VIN: 4F4ZR17X5Y
Hi Mazda or Ranger guys, Don't know if I have a problem, or just a 4 wheel drive drivetrain that is showing a little age. In 2 wheel drive, if I accelerate at a slow or medium pace there is no problem. If I accelerate a little quicker, I notice a slight grabb...
1951 Mercedes-Benz 170 1.8L Mechanical VIN: 1360722162
very rare car here.plain and simple I am trying to find some piston rings and rod/main bearings.I have not been able to find any parts in Tx for this car.If anyone knows where I could locate these parts I would appreciate the help.
2004 Mercedes-Benz CLK320 3.2L Convertible VIN: WDBTK65G04
Hello, We have a convertible top that where the rear lid and top will open but the convertible top will not full open. We were able to get it working a few times then it stop working. Just the rear lid and top will open and the front top locks will release but...
2006 Mini Cooper S 1.6L park lights VIN: WMWRE33516
Group I have this mini that at times the park lights will just come on. I have looked in the alldata for some info but it is real vague. I can flick the end of the turn signal stalk and they go off and some times they stay off other times they come right back ...
2004 Nissan Maxima SE 3.5L NATS System VIN: 1N4BA41E24
We lost the keys to this car and had the dealer cut us a new one. I have the code off the BCM (6FA70) but need the PIN for the NATS code. Anybody know a way without the dealer? My dealer is not being friendly today.
1994 Toyota Pickup 2.4L Poor Idle Quality VIN: JT4RNVN13G
We have this Toyota pickup that customer complained that it was dieing when coming to stop signs at times, we checked it out and the throttle plate was sticking you could pull back on the throttle plate and the idle would dye but if you didn't it would idle hi...
2003 Toyota Sequoia Limited 4.7L Hesitation VIN: 5TDBT48A02
On light accel from stop hesitation and traction light flashes. Checked for codes none present.
2003 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWMD63B73
hear is the story. customer bailed on this car when oil light started coming on. cleaned blocked sump etc.. car started and quiet as a mouse. roadtest and car low on power. like no turbo and mil returned. looked for blockages and found excessive oil in inducti... Trouble codes: P0299

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 Audi TT 1.8L 4-5-6 shift VIN: TRUTC28N83
Thanks for the replies guys. I called ATSG and spoke with one of their techs and he agreed with all of us. The car is fixed now. The other shop and I split the cost of parts to do the job again. He ate the labor of the 2nd rebuild, and i ate the labor for the ...
2005 Audi A6 Quattro 3.2L MIL Lamp on VIN: WAUDT74F25
I'm sorry fellows,the customer pick up the car and we've to return the money to them for the drive unit (code P2006) They said will trade in the vehicle this week.(the hell will know) It ended up with the vehicle will need the intake manifold assembly ($1,80... Trouble codes: P2543 (Low fuel pressure sensor circuit intermittent), P2006 (Intake manifold runner control Bank 1 stuck closed).
2006 BMW 325i 3.0L Service Interval VIN: WBAVB13576
Thank to all! Yes, hold odo button till yellow triangle shows, then use info toggle and button. Mike
1997 Cadillac Catera 3.0L TCM Internal Error VIN: W06VR52RV4
Thanks Robert,Rob and Jerry.The fow chart I used directed me to test for output voltage from the PCM and condemn the PCM if there was none. Rob cleared the air on that with the info he supplied. I found the 2-3 solenoid open. I sent it back to the trans shop. ...
2004 Cadillac CTS 3.6L Ebcm VIN: 1G6DM577X4
Well after isolating all of the other modules individually on the class 2 data line to make sure I didnt have one of them pulling the communication line down to no avail. I plugged the old EBCM back in without hooking it to the BPMV. I noticed at that point I ...
1986 Chevrolet Corvette 5.7L Poor Idle Quality, Hesitation, Cuts out, MIL Lamp on VIN: 1G1YY0788G
Replaced maf with ac delco and car is running good except oil temp sensor problems. We believe the problem is in the wiring where the oil temp sensor hooks in . Can't seem to find information on this anywhere . Thanks for all the help . Trouble codes: 33 (mass air flow), 36 (mass air flow / burn off).
2001 Chevrolet Impala 3.4L BatteryDrain VIN: 2G1WF55EX1
hey guys and gals, sorry for taking long. the car is finally fixed after tearing it apart we found an aftermarket cellphone module installed under the back seat tied into the power wire for the on-star. i appreciate all the help. i did check for bcm, or short ...
2003 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on VIN: 2GCEK19T33
Replaced filler neck (was very rusted but still could not find a hole) and purge valve (was cheap and possible cause). When replacing purge valve, found line attached was leaking when moved or wiggled (ok when smoked). O-ring in line was leaking. Replaced a... Trouble codes: P0422 (Evap leak small), P0463 (Fuel level sensor).
1999 Dodge Ram 2500 Truck 5.9L starter VIN: 1B7KC2368X
well,many thanks to those of you with good information,but this cummins did not cooporate, we have sent it to the dealer for further testing chuck
2002 Dodge Neon SE 2.0L Excessive Emissions, Poor Idle Quality, Misfire VIN: 1B3ES46C72
we found the battery went dead and owner tryed to jump. after that he call us. we found the main computer was damaged. we had to get a rebuilt unit. now all work good. we asked the owner to show us how he hooked up the cables but they are from out of town and... Trouble codes: P0601.
2004 Dodge Ram 1500 Truck SLT 4.7L driven disk VIN: 1D7HU18N44
oem (luk) clutch installed and working great. the napa (perfection) clutch just didn't get it for me. i've put in a mountain of clutches and the perfection one (actually two) looked broken right out of the box. this might be a new design that they say will be ...
2007 Dodge Ram 3500 Truck Laramie 5.9L delayed 1-2 up shift VIN: 3D3MX48C57
Thanks to all the input from every one the truck is fixed. I adjusted front and rear bands and replaced the governor solenoid and pressure sensor.
2000 Ford E-250 Econoline 5.4L Lifter type noise VIN: 1FTNS24L9Y
Well folks I know it"s hard to believe but a Ford intake manifold fixed the noises we were getting from the aftermarket intake, sounded just like a collapsed lifter. Thanks to Alvin Beverly and IATN.
2000 GMC Sierra 1500 SLT 5.3L Misfire VIN: 1GTEK19T1Y
Performed crank sensor variation re-learn and problem is repaired. Noticed the ECM fuse was new and maybe that is related? Can anyone tell us how this relearn would have been necessary? Customer states nothing was done recently to have caused it (he owned ... Trouble codes: P0300 (Random misfire).
1998 Honda Odyssey EX 2.3L ignition switch VIN: JHMRA3868W
Thanks for the tips. Non of the replies helped me to get the whole switch unit out. I finally wiggled the key around and turned and finally it came out. I took some WD40,squirted it in the lock,put the key back in and turned it and it started working perfectly...
2004 Jaguar XJR 4.2L air suspension VIN: SAJWA73B34
Thanks for all the great replies,we were having trouble with our ids jag software so we installed schrader valves on the air struts so the customer could use the vehicle over the weekend. Now we cannot convince him to bring the vehicle back for the proper repa...
1995 Jeep Grand Cherokee Laredo 4.0L Tcm VIN: 1J4GZ58S8S
Well many thanks to all, as another one is down the road. Now, here is my strange summary of what happened. Once I finally found the trans diagnostic connector thanks to a picture from Reggie, which is a BLACK 6 PIN CCD and it's located under the center of the...
2001 Land Rover Discovery Series II SE 4.0L Unknown VIN: SALTY12411
Left rear wheel bearing was bad. Without a steelman electronic ears I would have never found this one. Thanks to Euorpian preforamce for loaning me there Steelman ears.
2002 Land Rover Freelander SE 2.5L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: SALNM22212
Replaced air flow and all well again. As for the throttle it seems that it does operate in this weird manner. thanks to all Trouble codes: P0102, P1471.
2003 Lexus ES300 3.0L Stall VIN: JTHBF30G43
First thank you all for replying. The greater majority were spot on by saying "Clean the throttle body and the problem will be gone." What I did as proof to myself is I pulled both battery cables off, jumpered them together and left it over night. That evening...
2000 Mazda Miata LS 1.8L Hesitation VIN: JM1NB353XY
2000 Mitsubishi Galant ES 2.4L Mechanical VIN: 4A3AA46G02
The facts have been confirmed , the mitsu 2.4L 4 cyl engine does indeed self destruct when the belt breaks. Thanks to one and all who responded in a prompt and unanimous manner, its toast!
2006 Porsche Boxster S 3.2L suspension VIN: WP0CB29866
Thanks again to all who replied. Strut mounts did the trick. Was thrown off by the broken coil spring. Regards. Brad
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