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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 14, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2003 BMW X5 3.0i 3.0L smokes VIN: 5UXFA53593
Hello guys, I am a bit lost here as I never seen this before or any of my local tech friends customer calls becuase car starter to run poorly then shots off, restarted and drove ok with mil on. came to shop 2 days later. I proceeded to run gt1 test and found f...
2006 BMW 650i 4.8L Drivers airbag VIN: WBAEK13476
Replaced clock spring for a steering/ traction system fault which is now gone, battery was disconnected for the repair. Upon completion we have codes for both stage 1 and 2 drivers airbag circuits and cannot erase them with our IscanII. These codes were not ev...
2003 Cadillac DeVille 4.6L oil leak VIN: 1G6KD54Y53
Vehicle came in for a severe oil leak from between engine and transmission. While running there was a steady drip from what appeared to be the rear main seal, the flywheel was also wet. Dropped the entire engine and trans assembly on subframe and separated eng...
1997 Chevrolet Blazer 4.3L Vacuum
On accelerating goes to defrost mode.check for vacuum leak no leak check vac tank ok overlaid vac hose to rotory vac valve no change plug vac hose to 4wd check vac at check valve 15in of vacuum. Don't hear any vacuum leak inside.replace rotary vacuum valve no ...
1998 Chevrolet C3500 Cheyenne 5.7L Poor Idle Quality VIN: 1GBJP32R2W
i was asked to help out on this this truck came in about a week back with a C E L lite on (p1509) the I A C was replaced .ran great about a week now it is back at the shop. with high idle around 2300 rpm can not control idle with scan tool I A C reads 0. T P S... Trouble codes: P1509
2000 Chevrolet S10 2.2L No Start VIN: 1GCCS1458Y
Pulling hair trying to diagnose a no spark condition. Customer stated that the vehicle was running rough for a few days before it refused to start. Came in on a hook. We pulled codes, had a crank sensor performance and a cam sensor performance code so we check... Trouble codes: P0336 (crank position sensor performance), P0341 (cam position sensor performance)
2002 Chevrolet Blazer LS 4.3L Radio VIN: 1GNDT13W82
We had this Blazer come in. The customer removed the door panel himself and tried to put the window motor in. We put the window motor in for him and let him put the door panel back together himself. Back in today. His complaint is the radio now shuts off as ...
2005 Chevrolet Astro 4.3L rear end VIN: 1GNEL19XX5
Hi fellas, got one here that's making a noise from the rear end but we are not sure there's even a problem. Vehicle makes a popping noise from the rear end, but only when moving forward at slow speeds with the steering wheel cut sharply in either direction. It...
2001 Chrysler Town & Country EX 3.8L spedo VIN: 2C8GP54L41
I have had this van since 05 at 68k miles. This problem started about four years ago around 180k miles. The dealership is clueless to what is wrong. I have also asked friends at other dealerships and no one has a clue to what it could be. I have done a self di...
2006 Chrysler Pacifica 3.5L EVAP system VIN: 2A4GN48446
Hey all this is my first post and I hope you guys can help and shed some light on this Mopar.First Car came in with P0456(small leak) and P0457(large leak/gas cap off).Customer Had replaced gas cap because of gas cap light on cluster.Checked cap looked ok.Smok...
2002 Dodge Ram 3500 Van 5.9L Unknown VIN: 2B7KB31Z92
No Start, find PCM related problem. purchase used PCM but no scanner to reprogram. Please, is there anyone with any idea to reprogram manually.
2004 Dodge Neon SRT-4 2.4L Cuts out, boost VIN: 1B3ES66S84
Help! lol I have this SRT4 Neon and is it over boosting at WOT (34-36 PSI) then hits fuel cut and all data has NO info on what controls what in this part of the system. all the vacuum line are on and correctly. The wastegate is working correctly if I take the ...
2006 Dodge Sprinter 2500 2.7L oil presure VIN: WD0BD64436
vehicle came in, serp belt tensioner broke, throwing belt threw rad, timing cover was damaged where tensioner mounts. replaced timing cover, ran engine no oil pressure cooked engine. replaced engine with a used engine, no timing cover came with used engine ins...
2000 Ford Ranger XL 2.5L cooling VIN: 1FTYR10C8Y
Good afternoon, vehicle came in to have compressor, drier and orifice replaced. After replacing the items and recharging, system does not cool efficiently. Low pressure reading is 35 and high side is 200-250psi. Hi side will climb above 300psi eventually. I ca...
2005 Ford F-350 Super Duty King Ranch 6.0L MIL Lamp on VIN: 1FTWW30P15
This 05 Power Stroke 6.0L has a code P0299 Turbo under boost. According to the freeze frame when the code set the engine was at idle which is strange since the turbo is not working at idle. My question is how do I check the cause of this code using a master te... Trouble codes: P0299 (Turbocharger under boost)
2008 Ford F-350 Super Duty XL 5.4L Misfire VIN: 1FDWF36578
Hey all, truck was brought in running very poorly, missing at idle, extremely weak and missing at all driving conditions. It is setting a p0340 and p0344 hard as soon as it is started. We had been thru the test charts and are puzzled that while watching the da... Trouble codes: P0340 (Cmp sensor circuit), P0344 (Cmp cam pos.)
2011 Ford Fusion SE 2.5L Temp Blend Actuator VIN: 3FAHP0HA9B
Thanks for any help you can give me on this one folks. Got dumped in my lap after a previous tech worked on it but now he works somewhere else. I was told it had the same symptoms previously and he put an evaporator temp sensor in it 2 months ago and car worke...
1994 GMC C2500 Sierra SL 5.0L Poor Idle Quality, Misfire, Hard start VIN: 1GTFC24H9R
Runs rough at cold idle, seems to run better when warm.
1997 Honda Civic EX 1.6L intermittent starts
customer thought he needed a head gasket because he was losing coolant. car never overheated. compression test on all 4 cylinder were 150. spark strong on all four. pressure tested cooling system and found loose clamp on radiator hose causing coolant loss. oil...
2004 Isuzu NPR-HD 6.0L Starting VIN: 4KLB4B1U74
Vehicle does not crank. Evaluated wiring schematic for both power distribution and starter circuit. Found lack of ground signal from PCM to Starter Relay. Wiring from ground starter relay to PCM is good. If we ground the ground wire (yellow wire) between the P...
2003 Jaguar X-Type 2.5L engine VIN: SAJEA51D83
altinator over charges at start up(15.8v)then with ac,blowermotor,&headlamps on starts to hiccup as voltage drops to below (14v)no rime or reason to hiccup no missfire codes.it does have codes tho,p1582 flight recorder data stored even after cearing.also befor...
2002 Jeep Liberty Sport 3.7L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Poor Fuel Economy VIN: 1J8GL48K32
The vehicle came in not running good almost stalling and had black smoke coming from tail pipe. Checked fuel pressure and it was 80 psi at idle. The spec for this vehicle is 49.2 +5 at idle. We then replaced the fuel filter cause we where told that it had a re...
2004 Kia Sorento EX 3.5L Stall, MIL Lamp on VIN: KNDJD73344
Customer brought this car to me and states that it stalled while driving, I have been unable to duplicate this concern. I have done some research and found this seems to be common how ever there seems to be no particular part failure ( Google search) The custo... Trouble codes: P0446 (Evap system vent control)
1997 Land Rover Range Rover SE 4.0L thrust bearing VIN: SALPV1240V
Hi We took on a engine reseal . When it was torn down , it had bad crank bearings . So I checked around and found over sized bearings for the crank . Had the crank ground , went to install the thrust bearing and it would not fit over the main web in the block...
1996 Mercedes-Benz SL500 5.0L aux fans VIN: WDBFA67F2T
Hello guys, Got an old 96 SL500 here with an AC problem. What happens is at idle the vent temp. is about 60-65 which is not cold enough. As soon as you start driving it cools down in the low to mid 40's. I charged this system not too long ago and it appears to...
2001 Nissan Altima GXE 2.4L engine stall and early shift cold VIN: 1N4DL01D81
After starting the vehicle if put in gear after 3 seconds it stalls if cool enough (under 70 deg f) if warmed up slightly to 85 deg or so it will shift threw all gears and lock up tcc before 20mph. Kinda lost on this one any suggestions would help thanks.
2002 Pontiac Grand Am GT 3.4L Hesitation, Misfire VIN: 1G2NW12E62
the vehicle runs fine during normal operation,problem only occurs during w.o.t. it will hesitate and misfire on all cylinders.i could not duplicate issue because I would not run the vehicle that hard,so had the owner come take me for a ride and she scared the ...
2003 Pontiac Grand Am GT 3.4L Misfire VIN: 1G2NW52E03
This is my boys car. After sitting awhile, usually overnight it will misfire for about 30 seconds when started and then run fine for the rest of the day. Data shows #1 cylinder is the one missing. I have changed the plugs & wires and the #1 injector. The only ...
2001 Saab 9-5 Aero 2.3L No Start VIN: YS3EH45G51
Thanks in advance for any help. I have a crank no start, no spark or injection pulse, good fuel pressure. Battery voltage at pin # 10 of cassette key on and cranking and a good ground. There is battery voltage at the four trigger wires at the cassette, key on ...
2006 Saturn Ion-2 2.2L Steering pump
When driving steering is ok the steering light comes on. Steering hard to turn with light on. Code C0475 looked up and told steering column needs replaced. It also states could be module, could you tell me were is the module. Signed up for motologic but will t...
2005 Subaru Outback XT 2.5L spark VIN: 4S4BP68C85
vehicle wrecked right front towed to shop. won't start has spark on both cylinders on drivers side. pulled plugs passenger side both fouled no spark from coils. new coil no spark. tested have power and ground at connecter. crank engine and have power no change...
1979 Toyota Pickup 2.2L Cuts out, Stall VIN: RN42010430
Vehicle runs great, sometimes for a week, but will just die while driving. Found no fuel going through venturi and imagine the same for the idle circuit, but will get fuel through accelerator pump circuit. Will run if you pump the gas, but will not stay runnin...
2002 Volkswagen Jetta GLS 1.8L MIL Lamp on VIN: 3VWSE69M02
Intermittent check engine light with codes P0411 / 16795 for incorrect secondary injection air flow, and P1136 / 17544 for intermittent lean fuel condition. Checked IATN archives and performed what was found on the related cases. Activated the air pump with th... Trouble codes: P0411 (16795 - Secondary Air Injection System Incorrect Flow Detected), P1136 (17544 - Fuel Trim Bank 1 add System Too Lean Intermittently)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 740iL 4.4L radio VIN: WBAGH83481
I checked all that was mentioned in the replies but was not successful so. I had to send him to another shop, maybe they'll have better luck. Thank you all for your help
2001 BMW 330Ci 3.0L reverse gear VIN: WBABN53421
Hello, vehicle is in the transmission SHOP WAITING FOR PARTS. Transmission tech confirmed issue was in reverse drum spring, broken. will not to able to get to road test for 2 to 3 more week. again thank you for every one .
2008 BMW 650i 4.8L MIL Lamp on VIN: WBAEB53548
Camshaft sensor for bank 1 exhaust cam fixed it. It was a guess and I hate to guess but had no choice. It is strange but MUST be noted that swapping the cam sensors around did not correct anything. All 4 were the same part number. There should have been a ... Trouble codes: 2A90, P0017 (Exhaust camshaft tooth offset to crankshaft).
2003 Cadillac Escalade 6.0L Hydroboost VIN: 1GYEK63N43
Well I am going to call this one fixed. I did several brake bleeds on the system. Even did the old fashioned have someone pump pedal while I open bleeders. Cracked open lines at master cylinder and let drip. Did several gravity bleeds. Also did the automa...
1994 Chevrolet Caprice Classic 5.7L distributer VIN: 1G1BL82P9R
Wanted to let customer drive this for a while to make sure it was fixed, no leaks for a couple of weeks now ! it ended up being the small water pump seal. we finally found this by taking apart an old distributer to use the shaft to plug dist seal and then used...
2003 Chevrolet S10 4.3L Misfire VIN: 1GCCT19XX3
It counts miss fires driving also. I put two gm crank sensors in it shims or no makes no difference. It's had two gm caps put on it. Taken off drive belt and still misses and hear no engine noise. compression is 160 static 75 at 2200. vacuum is 18 at idle an... Trouble codes: P0300.
2004 Chevrolet Cavalier 2.2L odometer VIN: 1G1JC52F34
The customer has not returned to fix this problem, here are the posts I have received, " we repair clusters as this is the core of our business, not experienced the 999999 failure, mileage is stored in bcm and this seems like the logical culprit, typically the...
2007 Chevrolet Suburban 1500 LS 5.3L A/C Air Temp Out Left Vents VIN: 1GNFC16067
Many of you said most common problem is internal failure of the left temperature door actuator. That is what fixed my vehicle. It was suggested remove old actuator, turn door shaft by hand, you should hear a solid thump when turning fast to cold & to hot posit...
2005 Chrysler PT Cruiser GT 2.4L Passangers side floor only VIN: 3C3AY75S25
Thank you to all that responded. The fix was to add a drip tube to the outlet for the A/C drain Napa part#7082 works perfect. The interior on the passangers side was removed trim seat and carpet was rolled up out of the way. The floor pan and carpet was comp...
1991 Dodge W250 5.9L voltage regulator VIN: 1B7KM26C1M
thank you all for the help , it turned out to be the alternator and voltage regulator not being matched . after a bit of "prodding" to the customer I get " oh yeah it did all start after I changed the alternator " , so got the new parts from dodge. The new pa...
2005 Dodge Neon SXT 2.0L daytime running lights VIN: 1B3ES46C45
Wel the Neon is back on the road. I would like to thank all who replied and especially Tony and Carl. Tony suggested moving the signal lever around to see if buzzing stopped. I tried this and the noise stopped for a second or two. I then tried the turn signals...
2007 Dodge Grand Caravan SXT 3.8L abs light on VIN: 2D4GP44L27
hi I haven't finished this van yet. the customer has other vehicle problems and we are working on those until we can get this van back in. did trace all wiring and have come up with either an ABS module or a Front Control Module. have not replaced them yet. th...
1997 Ford Econoline Super Duty Custom 6.8L Surge, Misfire VIN: 1FDLE40S0V
This truck has hash on the grounds of many sensors to and from the computer. The problem is that it is getting on to the knock sensor circuit. It looks like the coils firing on the lab scope. I have replaced a few and they do not go away. The customer took the...
2001 Ford F-350 Super Duty Lariat 7.3L Hard Steering VIN: 1FTSW31F51
Replaced the bearings in the top of the steering column corrected the problem. Thanks for all of the input and help.
2002 Ford F-150 King Ranch 5.4L electric windows, cruise control , rear abs system VIN: 2FTRX18L42
The fix was the pressure sensor switch on the master cylinder shorting out the fuse for all these components. The tech replies were as follows, "I had one with no power to gem and some weird stuff, found blown fuse but don't remember the number, it fed the sh...
2005 Ford F-250 Super Duty King Ranch 6.0L fuel presure regulator VIN: 1FTSW21P15
i repalced the fuel presure regulator kit with oem ford and replaced both filters,worked good , also o got the return line broke loose with a 13/16 crows foot and a hafe inch breaker bar..it was really tight!! thanks for the help.
2000 Isuzu N NPR-HD 4.8L master cyl. VIN: JALB4B141Y
customer was to let us know if problem returned. have not heard from him. thanks for your time everyone
2007 Mazda 3 S 2.3L Vvt Actuator VIN: JM1BK34L67
thanks to all that replied the vehicle is back together and running good placed the vvt actuator at 3 o clock position drove 10 miles all is good thanks again to everyone!!!
2001 Mercedes-Benz CL500 5.0L Trunk VIN: WDBPJ75J11
I had no other choice than drill the trunk lock cylinder & open it, the trunk was a swiming pool, customer had a 2 big Hinckley Spring Water broke & spill water all over the trunk.Go Figure
2010 Mercedes-Benz Sprinter 2500 3.0L MIL Lamp on VIN: WD3PE7CC9A
Turns out ths code 106100 refers to NOX adaptation of the CDI module-seems like its a common problem with the NOX sensors and particulate filter-Our scanner did not show any values for long term or even short term adaptation-realy would like to post some numbe... Trouble codes: 10610, 11150.
2006 Saab 9-3 Aero 2.8L Multiple DTC's, warning lamps. VIN: YS3FH41U46
Thank you all for your valuable input on repairing this vehicle. It appears we have finally found the problem! Some of you suggested replacing certain modules which we had already replaced, so we began looking at wiring more closely. We used the tech2 to ping ...
1999 Subaru Legacy Brighton 2.2L Misfire VIN: 4S3BK4254X
Thank you all for your replies. Replaced 2 cam sprockets and crank sprocket, along with timing belt package. Subaru had them all in stock. According to them, they all have different part numbers for a California emissions vehicle. However the crank sprocke... Trouble codes: P0340.
2007 Subaru Forester X 2.5L #3 cylinder VIN: JF1SG63677
thanks for all your responses, turned out to be head repair, guides were bad. by your direction I could see the problem after dropping the exhaust. The job was a little bit difficult assembling the heads for the first time. Thanks again for all your help ...
2007 Toyota Sienna LE 3.5L MIL Lamp on VIN: 5TDZK23C87
Sorry all but I can't get the customer to come back to finish this one. Thank you to all who replied...Keep wrenchin' Trouble codes: P0101 (Mass or Volume Air flow circuit range/performance problem).
1989 Volkswagen Cabriolet 1.8L Poor Idle Quality, Stall VIN: WVWCA0152K
Thanks to you all, I really found it helpful that you guys gave me the tests to do that helped me gather confidence to repair this car. I found a fuel check valve at a supplier and since it's installation the car performs allot better, albeit not perfect but v...
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