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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 17, 2014
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Help Request Answers
2008 Audi A6 Quattro 3.2L MIL Lamp on VIN: WAUDH74F88
HI AUDI TECHS I HAVE A DAYTIME NIGHTMARE HERE 2008 AUDI A6 3.2 QUATTRO.HAD HESITATION EARLY IN THE MORNING AND HAD THE LISTED CODES 00135 LOW FUEL PRESSURE,08854 FUEL PRESSURE REGULATOR VALVE SHORT TO PLUS AND ALL THE OTHER CODES THAT I LISTED ABOVE. I REPLACE... Trouble codes: 00135 (Fuel rail system pressure too low), 09220 (Evap leak detection pump sense circuit impulsable signal.), P0300 (Random missfire), 08854 (P2296 fuel pressure regulatir valve short to plus), 01152 (Coolant fan control circuit 1 electrical maulfunction), 05493 (Right engine mount solenoid valve n145 short to plus)
2008 Buick Lucerne CXS 4.6L Engine VIN: 1G4HE57Y98
Good day. I have a Northstar 4.6 litre that is overheating at idle and slower speeds. Coolant level was good. Performed a test for exhaust gases in the coolant. Initially it turned positive and then it went back to negative after a minute or so. Initially the...
1999 Cadillac Seville SLS 4.6L No Start VIN: 1G6KS54Y7X
vehicle came in with ck engine light and cus say speedometer reading wrong so we found p0503 and p0440 code after we replace so speed sensor and the fuel tank pressure sensor then we clear the code and then try to start,vehicle crank but would not start we get... Trouble codes: P0440, P0503
2004 Cadillac SRX 4.6L Missfires VIN: 1GYDE63A54
Had these codes when we first got the vehicle. p0261 Inj 1 Low V. P0279 Inj 7 low V. p0273 Inj 5 Low V. p2300 coil 1 low V. p2318 Ign Coil 7 Low V. P0351 Coil 3 Circuit P0357 Coil 7 Circuit p0353 Coil 3 Circuit p2312 Coil 5 Low V. p0355 Coil 5 Circuit p0356 Co...
1995 Chevrolet S10 2.2L no reverse VIN: 1GCCS1447S
I determined the problem was mechanical without pulling codes(mistake # 1)as the MIL wasn't on and the reverse input clutch was out so after a overhaul and replace the reverse input clutch and the forward sprag assembly(it was locked up)and reinstalling trany ...
1998 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 3G1JC5242W
Greeting to all the awesome folks at iATN. I have what I hope to be a simple issue. This Cavalier came to me after several people have been trying to get rid of this P0401 code. All previous repair history is given as per customer. I have done nothing to this ... Trouble codes: P0401 (EGR flow insufficient)
2005 Chevrolet Trailblazer EXT LT 5.3L No Start VIN: 1GNET16M85
HELLO everyone , thanks in advance for any help. I was told that the customer came out one morning and this vehicle would crank over but not start. after that it ended up at a shop who replaced the crank sensor twice, a used computer then replaced the engine c... Trouble codes: P0335 (Crankshaft sensor circuit)
2006 Chevrolet Equinox LT 3.4L A/C, Bcm, Pcm VIN: 2CNDL63F06
Just purchased vehicle two weeks ago from a customer. Was in a while ago (2 months ago) for a no start which ended up being fuel pump fuse. Last Saturday the rear wiper started all on it's own - I pulled the relay, the next day it was fine. Next the power door...
2006 Chevrolet Malibu LT 2.2L eng temp VIN: 1G1ZT51F66
the temp gage will read hot not red hot scan tool reads around 240 F. Load tested ECT circuit, only dropping .12V. No DTC's, not boiling over. Temperature with infrared only reads around 210 at thermostat housing. Both cooling fans will turn on when temp gauge...
2010 Chevrolet Corvette 6.2L MIL Lamp on VIN: 1G1YD2DW2A
this is my son-in-law's car. he bought it new in california even though he lives in illinois. they flew out and picked it up and drove it back. it was the only place he could find the car he wanted. since he got it he has had a series of electrical problems, n... Trouble codes: P0641 (5 volt reference circuit A)
2005 Dodge Ram 2500 SLT 5.7L Master Cylinder VIN: 3D7KR28D15
all symptoms lead me to the master cylinder as well. replace master cylinder and bleed brakes and activate abs and bleed brakes again test drove seemed good. two week later came back with same symptoms no leaks, no air, brake booster check great about to resor...
2010 Dodge Grand Caravan SE 3.3L Starting VIN: 2D4RN4DE2A
hello,this is for the Chrysler techs.van came in no start.found no power inside,no dash lights,pwr acc.can't communicate with star scan.(found out its too new).tested win module,have everything i'm supposed to have.+,-.thought the integrated power module went ...
2010 Dodge Grand Caravan SE 3.3L Recirculation door VIN: 2D4RN4DE8A
Hello one and all! This beastie is back! Originally in for clicking from the recirculation door, along with code B105D. Replaced actuator (pin gear rides on broken). Cleared codes but did not recalibrate as service information said it does that on it's own and...
1996 Ford Econoline Super Duty Custom 7.5L No Start VIN: 1FDLE40G4T
Hello members and thanks in advance for your assistance. 1996 E350 towed in for a no start.I checked for spark there was NO SPARK fuel pressure good. Check fuel injector pulse and that was good.I pulled the spout connector still no start,I tried swapping the ...
2000 Ford F-150 XL 4.2L Cooling Systems VIN: 2FTZX1722Y
Hey Ford techs I am looking for some confirmation here. This truck starts to over heat after it has been driven for an extended period of time under load conditions. It has a new radiator, water pump, thermostat and engine coolant. The fan clutch works great, ...
2001 Ford F-250 Super Duty XL 7.3L Cuts out, Misfire
I'm puzzled on this one. Engine starts and idles fine, runs well under light throttle. Hiccups/cuts out under partial - moderate load, but smooths out under heavy throttle. ICP sensor is new, and the readings are all within range. Graphing the live data during...
2006 Ford E-350 Super Duty 6.0L No Start VIN: 1FTSE34P46
van came in with crank no start when hot. pulled code p2291 icp pressure too low when cranking. i did check for oil leak at the icp sensor with 120 pis shop air then grounded ipr sensor could not hear any air leaks i put new high pressure oil pump and new ipr ... Trouble codes: P2291
2006 Ford Fusion SE 2.3L intake VIN: 3FAFP07Z36
Have this fusion that makes a whistle sound on startup when cold. Sounds like air going past a gasket, but cant find a leak with the smoke. Tied cleaning throttle body. Blocked PCV. Manually actuated IMRCs. No difference. Im thinking something internally in th...
2007 Ford Fusion S 2.3L Misfire VIN: 3FAHP06Z47
Initial complaint was misfire all the time and trans service requested.Replaced original plugs,serviced trans all is well.Customer comes back two weeks later states car runs good except misfires in reverse when cold.Verified that sometimes it does misfire in r...
2002 GMC Envoy SLE 4.2L power loss in revers VIN: 1GKDT13S02
Vehicle came in with bad idle, very intermittent power loss, and wouldn't push a hill in reverse with light trailer load. No codes were present in any system. We were able to duplicate the power loss and it was identical to throttle body problems that we have ...
2007 GMC Yukon XL 2500 SLE 6.0L a/c temp and engine temp VIN: 1GKGC26K97
running down the road the vehicle runs perfectly eng temp at 210 and ac will blow at 42 degrees in side. But the moment you stop at a light, the a/c will go to 68 degrees and the vehicle temp will start to climb. customer overheated engine once before he broug...
2009 GMC Savana 3500 6.0L Charging VIN: 1GDJG31K49
Is there a pcm or bcm falash to solve this?
1998 Honda Accord EX 2.3L ignition keys VIN: 1HGCG565XW
hey everyone; had to replace the ignition lock and tumbler on this accord, came with 3 new keys (two black one grey). used a intermotor part # us520. which comes with a new immobilizer module attached. now i need to program the keys. i'm hoping i can just pro...
2002 Honda Accord EX 3.0L Pump VIN: 1HGCG22502
Just installed a timing belt and water pump. I did not open the power steering system but when I started the car the power steering now has air in it and I can not seem to bleed it out. Is there some trick I am missing? Bob
2005 Honda Odyssey EX 3.5L Ride VIN: 5FNRL387X5
This van has bad shake from 60mph to 80 mph during acceleration and some while cruising at these speeds but goes totally away coasting. I rebalanced tires-ok, rotated front tires to rear, check front rotors to make sure rotors were in the right position. I've ...
1997 Infiniti QX4 3.3L No Start VIN: JNRAR05Y7V
Truck came in as a crank no start - customer self diagnosed as a fuel pump - my testing showed there was spark and fuel pressure but no injector pulse. Further testing found there was no voltage to the injectors. There are no codes stored. The injector voltage...
1996 Jeep Cherokee SE 4.0L No Start VIN: 1J4FJ28S3T
tow in no start, codes po340 , trace out with analog volt meter ,5 volt ok but no switching 0-5 volts, Trouble codes: P0340
1997 Jeep Wrangler Sport 4.0L MIL Lamp on VIN: 1J4FY19S2V
We are an import shop, but were asked to look at this for an employees' friend. Another shop replaced the ckp sensor with an OE part,for a No Start condition. It fixed the no start but the CEL was then on with fault code P1391. Code description is "intermitta... Trouble codes: P1391 (Intermittent loss of CKP or CMP)
2005 Jeep Grand Cherokee Laredo 4.7L service brake message VIN: 1J4HR48N65
This Jeep came in with customer complaint of "service electronic brake system" on dash. All systems appear to be functioning normally. I checked for codes in every module and the codes in it are: U0114..lost comm with final drive control module and U0401..impl...
2003 Land Rover Range Rover HSE 4.4L harness to selector switch VIN: SALMB114X3
Help Rover techs! We screwed up and pinched the wire harness for the gear selector switch in the bell housing going back in with the gear box- we have a black wire that seems to have just a fiber type of inner wire- also as if it is fiber optic but Autologic s...
1995 Mazda Miata 1.8L No Start, Poor Idle Quality, Cuts out VIN: JM1NA3536S
when we get motor to run intermitantly, when we turn cam/dist sensor to one side clockwise, vehicle run, but very poorly. removed o2 sensor upstream and egr to vent exhaust doesn't make much difference. at one point did have smoke coming from ign switch area. ...
2001 Mercedes-Benz C240 2.6L Compressor VIN: WDB2030611
Hello Friends: I need help with this MB.I have been working in it from last March. This one has automatic A/C unit. It came with the complaint that A/C no working. And my diagnosis was: leaking evaporator ( it has uv dye ), the compressor ( a clutchless compre...
2004 Mercedes-Benz E320 4Matic 3.2L brakes VIN: WDBUF82J04
vehicle blew the right rear brake line ,, line was repaired from another shop and they could not get any fluid out of the rear calipers to bleed the system then the shop installed a used ABS unit and still can not get any fluid from the rear brake calipers ...
2007 Mercury Mountaineer 4.0L 3rd gear VIN: 4M2EU47E07
while watching scanner and driving vehicle, vehicle will shift 1-2 fine then 2-3 when it goes 2-3 shift it will shift hard, some time feels like it shifting 2-3 3-2 very hard shift, some times it will neutralize on 2-3,right after shift it goes to fail safe tu...
2003 Nissan Altima 2.5L Hesitation, Cuts out, Stall VIN: 1N4AL11D63
This was a car was one of our rental cars and about a year ago it began using oil and smoking BAD. The rings were out of it and the cat converter was shot also. So, we installed one of those low mileage Japan used engines (less than 50,000 miles) and put in a ...
2004 Nissan Maxima SL 3.5L No Start VIN: 1N4BA41E44
hello all can you help with can? [pun] i confirmed pcm no comm. volt droped all powers & grounds,good. ohm terminators in pcm ,ipdm,picture perfect can wave @ dlc 6-14,120 ohm pcm unplug, same ipdm. 60 at 6&14 ipdm & pcm pluged in, condemned pcm, installed new... Trouble codes: U1000
2009 Nissan Cube SL 1.8L "limp" mode VIN: JN8AZ28R59
I know this one is going to be a bit "outside" and not the typical drivability issue, but I figured someone might get a kick out of it and perhaps have an insight that leads to a resolution. This Cube came to me with the owner at the end of his rope and seemin... Trouble codes: P1550 (Bat current sensor), P1212 (Tcs/circ), P1574 (Ascd vhl spd sen), P1701 (Tcm)
1993 Oldsmobile 88 Royale 3.8L No Spark VIN: 1G3HN53L3P
This car died while driving. It cranks but no spark or injector pulse, I checked the crank sensor (both the 3x and 18x) signal to ICM and it is good, the cam sensor is also good to the ICM. I do not have a Signal out to PCM on the reference pulse high or low o...
2014 Ram ProMaster 2500 3.6L daytime running lights VIN: 3C6URVJG2E
I am going to perform an import (from usa to canada) inspection on this unit. I have the witech scan tool, but have never seen one of these new units. Are we able to turn on the drl by changing the country status and enabling drl? Same as chrysler legacy units...
2009 Saturn Vue Red Line 3.6L Steering VIN: 3GSDL03739
Customer complaint is power steering is very tight especially off idle. The steering seems to work normally at idle but when you raise the rpms, the steering gets very tight. I removed and cleaned the reservoir because there is a screen in it. The fluid did no...
1989 Toyota 4Runner SR5 3.0L Excessive Emissions, Poor Fuel Economy
Hello IATN people, This fine machine has been violated by 2 smog shops in town, and I see why. Now here we go, first this turd runs rich at 2500 rpm and idle, the o2 was hacked with twist connectors so I installed a new denso and started testing, I can drive t... Trouble codes: 24 (intake air temp sensor)
1996 Toyota Corolla 1.6L Cuts out VIN: 1NXBA02E7T
I replaced crank sensor because it did not have any ohms but still cuts out under acceleration when hot at about 3000 rpms. Information says it may be distributor, but I would like to be sure before replacing. Any help would be greatly appreciated. Thank you!
2004 Volkswagen Touareg V6 3.2L No Start VIN: WVGZZZ7LZ4
Vehicle came in with a spark plug that broke it's electrode off inside one cylinder. We removed the engine and stripped cylinder head off. The piston was damaged but the cylinder head ok. We honed the cylinder fitted a new piston and bearings. We replaced the ... Trouble codes: P0322 (CKP sensor no signal), P0341 (Camshaft position sensor A bank 1. Range performance problem), P0344 (Camshaft position sensor A bank 1. Circuit intermittent.)
1988 Volvo 740 GLE 2.3L No Start VIN: YV1FX8854J
hello all, any help is appreciated! my sons Volvo won't start. excessive fuel. if I disconnect injectors will start for a second once flooding is cleared. checked injector pattern against coil pattern. has multiple injector firings for each coil fire. I pulled...
2001 Volvo V70 2.4L Poor Idle Quality, Hesitation, Stall VIN: YV1SW61R21
This vehicle has been neglected and has several drivability issues. The injectors may be suffering from a failed fuel filter but the idle speed is the problem that is an issue. We had ETM related codes: ECM-532D faulty signal, ECM-620A idle speed too high, ECM...
2004 Volvo S40 T5 2.5L immobilizer VIN: YV1MS68254
hello fellas i have a 04 s40. I just replaced engine with used one and reinstalled. now when i first started i didnt relize key was goin get stuck once i removed the harness and battery so i just left it in during swap. Now i have immobilizer in dash and we do...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Acura TL 3.2L Reverse back-up sensor system VIN: 19UUA65556
Thank you to all who replied to my request for help on this Acura TL. At present my aunt has been in the process of having a house built, which has put her car problem on the back burner. She has not been able to drop it off for me to check further, and I am ...
2003 BMW 745i 4.4L MIL Lamp on VIN: WBAGL63433
ended up being clogged exhaust passages in the heads. customer declined repairs Trouble codes: 0X276, 0X276.
2006 BMW X5 4.4i 4.4L pcv VIN: 5UXFB53576
many good replies. Most replies mention valve guide wear. Makes total sense. Another reply mentioned oil return passage ways partially clogged. Did notice customer has not changed oil in over 12k. Changed engine oil and filter. Replaced pcv valves. Smoke not a...
1992 Chevrolet K2500 Cheyenne 6.5L Converter VIN: 1GCGK24F2N
Thanks for the replies, although most was for all systems that were previously tested as stated in my post. Fix was engine RPM sensor on the back of the engine cutting out when hot. Scan data did not always show this, but while backprobed it showed a poor si...
1998 Chevrolet Blazer 4.3L in and out of overdrive VIN: 1GNDT13W9W
This is one of those situations where if I could give the customer a firm diagnosis with a guaranteed repair they would do it, but they dont want to just nickel and dime trying to fix it. They are going to run it for a while then trade it off... Thank you for ...
2009 Chevrolet HHR LS 2.2L A/C Drain VIN: 3GNCA13BX9
sorry for the delay on closing.. very busy around here... The problem that I found was self induced and I do apolagize for waisting your time. On the first tear-down, and yes I did pull it apart a second time. What I did wrong wasto make the drian hole to...
2000 Dodge Ram 1500 ST 5.2L clutch VIN: 1B7HC13Y9Y
thanks for replies. the shaft the throw out bearing is centered on is totally gone. previous shop must have discarded broken piece. the area where it broke off appeared machined. used trans fixed the truck. thanks again
2004 Ford Focus ZTS 2.3L air bag VIN: 1FAFP38Z54
thanks to all that responded. the general consensus was it had to be weight calibrated. we were in the process of getting this done when while moving the car the light went of ! I'm not sure why but it just reset and stayed off !
2005 Ford F-150 FX4 5.4L park lights VIN: 1FTPX14545
The F150 is fixed!!! I want to thank all who replied with very good ideas. I would especially like to thank Jeff from Manitoba with his suggestion to check trailer wiring. He was on the money. The wires in the plug were rotted off and shorting to each other an...
2007 GMC Sierra 1500 WT 5.3L transmission or transfer case VIN: 3GTEK13M17
I only recieved 4 replies on this vehicle. It only acts up a few times a week for the customer and each time it seems like it is when they come to a stop (or almost to a stop, they dont have to stop completely) and then pull out. It does it for a second then i...
2008 GMC Sierra 2500 HD WT 6.6L Trailer brakes VIN: 1GTHK23668
2011 GMC Sierra 1500 SLE 5.3L no communication VIN: 1GTR1TE03B
well, I never did find the problem with this truck. and I do apologize for taking so long. that tsb 12-08-57-001, did not help me at all. I ended up sending it to the dealer who called me and said it needed three new computers. well...customer did not see that...
2002 Honda Odyssey EX 3.5L noise VIN: 2HKRL18682
Thanks to all who replied. Summary of replies: This transmission has a high failure rate. The secondary trans cooler was apparently the reason for the longevity (160k) of my trans. Adding one is recommended. Bearing and whining noise is a common indicator...
2005 Honda Pilot EX 3.5L oil leak VIN: 5FNYF18645
I will close this for now with a summary as I will schedule this vehicle to come in at a later date for further repairs. Your suggestions have given me some good direction. I'm sure that O ring on the rear main seal cover is the culprit. I will opt for dye ...
2011 Hyundai Sonata Limited 2.4L duct system VIN: 5NPEC4AC2B
OK The deed is done. I looked at my newer alldata on my desk top and found enough information to get started, printed some pictures and went is loaded for bear, or mouse. Pulled the consul and lower dash covers and the smell got worse. Pulled the seats loose a...
2008 Jeep Grand Cherokee Laredo 3.7L A/c VIN: 1J8GS48K18
Come To Find Out It Was A Freon Problem. The Freon Leaked Out 1 Day after I Charged It Up. The Evaporator Was Leaking . Thank You All For Your Help
2006 Land Rover LR3 SE 4.4L MIL Lamp on VIN: SALAE25476
After getting great feed back and looking into the tech bulletins, we concluded it is a gas tank issue. But their vehicle does not fall into the recall range. The expense to pull the tank and look it over is a little more then they were expecting so they too... Trouble codes: P0172 (Rich Bank 1), P0175 (Rich Bank 2), P0300 (Mis Fire Multiple), P0316 (Mis Fire with in first 1000 rpm), P0305 (Cyl 5 misfire), P0308 (Cyl 8 misfire).
2006 Mazda Tribute i 2.3L alternator VIN: 4F2YZ02Z16
got this one figured out, the engine ground goes from the battery to the top starter mounting stud, i checked voltage drop there as well all was good and the stud and nut was tight i removed the cable and checked the end regardless and reinstalled , still noth...
1995 Mercedes-Benz SL500 5.0L Excessive Emissions, Poor Idle Quality, Misfire VIN: WDBFA67E4S
Thanks to all who replied. Richard was spot on. I questioned the customer and discovered that they live on the river. The car had sat for 11 days. I popped the distributor caps and sure enough there was moister. Dryed both caps and advised the customer to vent... Trouble codes: 2 (Max retardation), 6 (Cam position L5/1), 11 (Referance resistor), 12 (Engine speed signal), 20 (Diagnostic trouble code memory in D 11 N1/3), 21 (Load sensor D/11 N1/3).
1999 Mercedes-Benz C230 Kompressor 2.3L brakes VIN: WDBH24G6XA
so it turns out our"import parts suppliers"were unable to let us know he could only a r/m master cycl for a non abs system!!!we could not get one from the dealer,what does one do.the master cycl bore for the booster push rod has a slight lip that prevents the ...
2009 Mercedes-Benz E63 AMG 6.3L airmatic VIN: WDBUF77X89
thanks guys for the info. Right side kick panel source of constant 12v power to terminal 30 on airmatic relay.Replaced fuse all good. You guys rule...
2012 Nissan Altima 2.5L no starter oper VIN: 1N4AL2APXC
Thanks to A [...] Silva who hit the nail on the head. Problem was the brake light switch. Thanks to all who replied.
2004 Oldsmobile Alero GLS 3.4L No Start VIN: 1G3NF52E14
2004 Porsche Cayenne Turbo 4.5L Starting VIN: WP1AC29P04
Thank You for the replies! It turned out this car has a Steering Access Module just like the Audi's and we recently had this problem on an Audi. We ended up unplugging and plugging back in the steering access module and this Porsche Cayenne came back to life a...
2006 Toyota Highlander 3.3L window motor VIN: JTEEP21A76
It's been working properly since mid day yesterday, kept it over night to recheck this morning and all is good. I can't definitively say what exactly fixed it but after finding that it would work properly 1 full cycle down and up after cycling the key off and...
2011 Toyota Camry Hybrid 2.4L air condition VIN: 4T1BB3EK2B
the customer has not returned to do further diagnosis, so I am going to close this post, thanks for all the replies jeralene
2010 Volkswagen Jetta TDI 2.0L Turn Signals VIN: 3VWAL7AJ7A
We fix this v/w with the replacement of the module that is located under the steering column, this is the module that works the turn signals and also the cruise, I want to thank everyone who took the time to reply on this problem. At first I thought it was the...
2004 Volvo V40 LSE 1.9L Unknown VIN: YV1VW27594
thank you guys for the help the problem after some checks i replace the pcv system reset the adaptive with the volvo scan tool drove the car no more problem thank you guys again
2005 Volvo XC90 2.5T 2.5L No Start, MIL Lamp on VIN: YV1CY59265
The Problem turned out to be a bad ECM. Customer traded the car in. Thanks for the replies and sorry about taking so long to respond Trouble codes: P0340, P0345.
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