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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 7, 2013
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
2009 Audi S5 4.2L Oil system VIN: WAURV78T39
Hello Audi tech's. Customer states that he is using a quart of oil in 700mi or there a bouts. We installed a new PVC assembly. Still has a problem. The dealer says it;s out of warranty. Has anyone seen this? Just what to know the next step. Thanks Geiorge
2005 BMW 760Li 6.0L Transmission shifting VIN: WBAGN83525
I can only get the codes from global obd 2 on the Solus Pro as I don't have the card for the European stuff. The only code I get is a P17E5 which I can't decode. I have checked the trans fluid by the recommended method and it is full and seems unburnt. since t...
2005 Chevrolet Tahoe LS 5.3L battery VIN: 1GNEC13TX5
Need some help from Chevy gurus out there; this Tahoe has an intermittent battery drain overnight. What makes it really hard to diagnose is the fact that measuring the draw; it goes down to 16 ma (which would not indicate a problem); but it looks like at some ...
1965 Chrysler 300 6.3L brakes VIN: C253137984
Four wheel drum brakes we have replaced front wheel cyls and bleed system new shoes all around have adjusted several times someone else replaced the master cyl and booster and evertime you apply the brakes they are real grabby and sometimes the rear wheels loc...
1997 Chrysler Sebring JXi 2.5L Hesitation, Misfire, MIL Lamp on VIN: 2C3EL55H2V
Hello everyone I have a chrysler sebring that we have been messing with for awhile now (10mths) orignally if presented with a misfire rough running condition which after testing we determinded that it was a bad cmp sensor which is built in distributor so we so... Trouble codes: P1391
2003 Chrysler Town & Country Limited 3.8L Starting VIN: 2C8GP64L13
The van came in with a intermittent no start/no crank problem. It took a while to get the problem to happen again. I finally got it to no crank. I left the key in the on position and started testing the starting circuit. First the signal wire which had nothing...
2004 Chrysler Sebring Limited 2.7L Tone Ring VIN: 1C3EL65R84
Hey guys, this might be a little far fetched. here is my issue. the typical sludge motor, went boom. I want a low mileage engine 50k or less and there are motors that have 16 tooth tone wheel and a 32 tooth tone wheel. This tone wheel ring is on the flex pl...
1999 Dodge Ram 3500 5.9L Hard start hot VIN: 1B7MC3368X
This 5.9l cummins has a issue starting hot intermittantly. We are questioning the normal opperation of the lift pump. According to available sources the pump shoud run for about 2 sec to prime at a reduced duty cycle then run constant after the engine starts. ...
2006 Dodge Charger R/T 5.7L Driver temperature Mode motor VIN: 2B3KA53H16
I have a feeling the HVAC box will need further tear down to see whats jamming. Opinions welcome.
1998 Ford Ranger XL 2.5L engine VIN: 1FTYR14C2W
I am troubled at the cause 0f ae vacumn reading from a manifold vacumn port reading 10 inches and fluctuated up 4-5 inches on a steady rotation.I suspected or hoped the timing belt was off but found it was loose but lined up at all three pullys.It was aged and...
2007 Ford F-150 XLT 5.4L Hesitation VIN: 1FTPW12517
im a new member so bear with me I have a 07 f150 with a 5.4l 3v engine and this truck keeps logging a p2006 intake runner control stuck closed bank 1 when truck came in it had the bank one runner control rod off so I took the intake off and replaced the imrc m... Trouble codes: P2006
2012 Ford Focus S 2.0L MIL Lamp on
I have a 2012 focus that has a p0453 (fuel tank pressure sensor high) continuous hard fault. I followed the diagnostic chart and came up with a faulty sensor, replaced sensor and code still present. I have a 5 volt reference on one wire to the sensor, a ground... Trouble codes: P0453
1994 Honda Accord LX 2.2L engine VIN: 1HGCD7137R
car runs for 30 min.then turns off , wait for about 45 min. will start again , replaced fuel pump,ignition switch ,distributor,and main relay
2004 Honda Civic Hybrid 1.3L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: JHMES96554
hello techs, this 2004 honda civic hybrid has the 1.3 litre integrated motor assist (IMA). I retrieved the codes. P0300, p0301, p0302, p0303, p0304. When i drive it, it jumps and hops and binds. The best way to describe its symptom is if (i wide open throttl... Trouble codes: P0300, P0301, P0302, P0303, P0304
2002 Isuzu Trooper Limited 3.5L Misfire, MIL Lamp on VIN: JACDJ58X42
Hello everyone, I'm a bit stumped here. I have this Trooper that will intermittently set a P0300 code. The customer (an employee of ours) says the MIL will flash once in awhile but he gets to the shop it stops. It never sets a dedicated cylinder misfire code. ... Trouble codes: P0300 (Random misfire detected)
2000 Jeep Grand Cherokee Laredo 4.0L Engine VIN: 1J4GW48S2Y
towed to garage. really rough idle. Not running alone when cold. Really poor acceleration. No codes. Mileage and brake light blinking when raising up the rpm. Good spark. Timing avance on scanner: 20. Checked cmp, ckp, map, tps, catalyst, vacuum leak, all seem...
2003 Jeep Grand Cherokee Laredo 4.7L No Start, Stall VIN: 1J4GW48N73
All things point to a bad PCM, but the dealer tells me that Chrysler only sells one PCM a week in all of North America. Anyone have this issue before. I'm afraid to order an $800 PCM and be wrong. Any help from the Chrysler/Jeep wizards greatly appreciated. Trouble codes: P0340 (No CKP signal)
2006 Jeep Commander Limited 4.7L p0218 VIN: 1J8HG58N56
Not getting any real help anywhere,,, Suspecting PCM,Tq. Converter, is it really getting hot or not, now the shudder only happens first shift when taking off cold start, maybe once again if I stop the vehicle while still cold, then normal. Anybody got any Idea...
2003 Lexus IS300 3.0L Hesitation, MIL Lamp on VIN: JTHBD192X3
hey guys got this lexus in here with some kind of problem with the electronic throttle. it has these 2 codes stored that come back very quickly after clearing. vehicle idles fine, but there is no response from accelerator at rest to about 40%, then finally res... Trouble codes: P2121, P2127
1998 Lincoln Town Car 4.6L No Start VIN: 1LNFM81W6W
replace intake gasket vechile ran then loss power died then no spark or fuel injector signal
2003 Lincoln Navigator 5.4L fuel pump VIN: 5LMFU27R13
My mechanic put in a fuel pump did not check for power to the inertia switch liked i asked him to do. he put in a pump did not fix it. we then checked for power at the inertia switch. there is no power. if you apply power to the pk and blk wire vehicle runs......
2008 Lincoln MKX 3.5L No forward movement VIN: 2LMDU88C48
We just replaced the output shaft & turbine shaft speed sensors. We added fluid to the trans & started to move it out of the shop. The harsh shifts into reverse were gone and it went into 1st gear just fine. As I tried to exit the shop, something strange happe...
1998 Mercedes-Benz ML320 3.2L compressor VIN: 4JGAB54EXW
This vehicle came into my shop for A/C not working at all. First scanned system for any codes found P1584, P1491, B1232, C1200. I evacuated and tried clearing the code with my snap on Verus scanner and the codes would not clear. Removed & replaced the refriger...
2005 Mercedes-Benz S55 AMG 5.5L Suspension VIN: WDBNG74J55
Hey there, I have a good one for you. This car came to me from a local dealer in Dallas. The customer states that while driving, the suspension level warning light will flash at random. It doesn't happen on rough roads, it usually happens while driving over di...
1993 Mercury Cougar XR-7 3.8L Mechanical VIN: 1MEPM6249P
Scratching my head on this one...Engine has a rough idle..and a bad miss type feel at 2500RPM power braking...I checked fuel pressure..32 psi at idle..checked all vacuum hoses with no vacuum leaks present. According to HO2 sernsor data both sensors are showing...
2006 Mini Cooper 1.6L Engine VIN: WMWRC33526
Is anyone has a similar issue with this Cooper (2 months ago I did a Cooper S with with turbo - my MotorVac fix the problem, BTW i did use MotorVac for this vehicle with no luck.
2007 Mitsubishi Fuso FE145 FE84D 4.9L temp gauge VIN: JL6BBG1S37
Hello this thing was thrown in my lap, intermittently when going up grade the temp gauge will peg full hot and they state that it will loose power, have not been able to duplicate, They state not loosing any coolant and do not think it is actually overheating,...
1987 Nissan D21 2.4L Poor Idle Quality, Hesitation, Stall VIN: JN6ND11S2H
Vehicle was acting up with poor idle. well it ran fine down the road with air conditioning on but when getting to a complete stop idle drop down and sometimes stalled. so my boss order a tps. so i went and installed the tps since i touched the truck now im stu...
1999 Oldsmobile Bravada 4.3L fuel injection VIN: 1GHDT13W7X
Hello IATN family. customer came to me and stated that after a two hour time period his truck would not start properly, it just cranked and cranked and finally would catch. we checked for spark, good, tested for fuel pressure, had 55 pounds and holding. so we ...
2003 Pontiac Montana 3.4L propeller shaft
Greetings everyone, I have a 2003 pontiac Montana van AWD with a distinct clunk while shifting from drive to reverse or reverse to drive. The noise can be heard and felt in the torque tube or rear differential extension housing. My question is, when I removed ...
1989 Rolls Royce Silver Spur 6.7L Blower Motor VIN: SCAZN02A9K
The fan blows air through the ducts when on "Auto" but stops when windshield defrost is selected. I have no manuals and need some guidance for any online sources and suggestions as to what may be causing the problem.
2000 Saab 9-5 2.3t 2.3L Poor Idle Quality, Stall, Runs lean VIN: YS3ED45E6Y
I would appreciate some help here. Car came with P1171 (too lean condition) and sometimes a low idle or stalling condition when coming to a stop. The O2 sensors (both before and after the cat) are reading below .1V at idle. When accelerating they tend to go ... Trouble codes: P1171 (Short term fuel trim to max too lean)
2001 Saturn SC2 1.9L engine VIN: 1G8ZY12711
Car came in first time burning 2 qts oil every 800 miles. We put in a new rebuilt engine from a rebuilder, this one started burning oil right from the start. The rebuild company sent us a different engine it started out ok but after a couple of months it start...
1993 Toyota Land Cruiser 4.5L power VIN: JT3BJ81W7P
What is warm Idle Vacuum? I have a steady needle I'll post my standards when I see some others. Please don't post if you are guessing, professionals don't guess they consult.
1997 Volkswagen Jetta GLX 2.8L Poor Idle Quality, MIL Lamp on VIN: 3VWTD81H4V
This is my friends car, about every 40 to 50 days it will idle rough. It has a pending code P0103 MAF voltage. The P1582 isn't in the IATN list of codes. I didn't have my Euro cartridge with me yesterday, I hope someone could tell me about P1582. Along with if... Trouble codes: P0120 (Tps), P1582 (undocumented)
2007 Volvo S80 V8 4.4L MIL Lamp on VIN: YV1AH85277
This Volvo has a check engine light on with no drivability symptoms. It is showing a lean code for Bank 1 (P0171). However, the fuel trims on both banks are around 19-25% positive at idle only. Once you get above idle the fuel trims remain near zero. It acts l... Trouble codes: P0171 (System Lean Bank 1)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi TT Quattro 1.8L ABS module VIN: TRUWT28N21
The fix answer came from: Timothy from Wisconsin, May 16, 2013 5:59:54 653bar is the default value. The default changes when unplugged and should set a code on the second 'trip'. The ABS module has an issue. The customer is a body shop in the area, they decid...
1997 BMW 750iL 5.4L Starter motor VIN: WBAGK2328V
turns out vehicle drove to body shop -had repairs done with welding to the right rear and would not crank or start afterwards. We identified many modules not talking and will start with EWS and DMEII and go from there-thanks for all the ideas
2002 BMW 525i 2.5L lights on the dash VIN: WBADS43492
Finally the problem became worse and made the diagnosis easier. We took the car for a long drive and the check engine light came on dsc light, trans. light ,and the car went into a limp home mode( wouldn't accelerate past 2nd gear). Pulled codes and found...
2005 Cadillac SRX 4.6L Cooling Systems VIN: 1GYEE63A85
sorry guys i didnt end up fi ing this one. the customer which was a other shop said there wAs just air in the system.. thanks for the help
1997 Chevrolet Lumina 3.1L Ignition Switch VIN: 2G1WL52M5V
Most pointed at the ignition switch which is what fixed it. Thanks to all who replied.
2000 Chevrolet C2500 5.7L No Start VIN: 1GCGC24R1Y
The fuel pressure is 62, i did replace the injector body with the poppetless upgrade, this truck does not have the resistor key it works by timing the return action of the lock cylinder from start to run, the tp sensor is showing closed throttle and the chevy ...
2005 Chrysler Crossfire 3.2L Unknown VIN: 1C3AN65L55
After getting great input, first the battery had to be replaced it was 8 years old, second i was told to use the slk side of the scanner and this will work . Will I did replace the battery, but in doing so I found a lot of mouse damage. Back to the dealer to b...
2008 Chrysler 300 LX 2.7L coolant fill chamber VIN: 2C3KA43R48
First off, thanks guys for all the helpful info. Pressure tested overnight@17lbs, the next morning it was down to 5 lbs. No coolant in the cylinders. Aired up the cylinders and got bubbles in #3 and #2. Heads are coming off today. Appears the shop air works li...
2000 Ford F-150 Lariat 5.4L Unknown VIN: 1FTRX17L3Y
thanks for all the replies, i found number 23 fuse was not there,in its place, {under hood fuse box} it pwrs the trans solenoids, so i had no pwr in the trans in the internal wire harness, but it also pwrs a lot of the engine controls,the wire diagram i used d...
2001 Ford Escape XLT 3.0L MIL Lamp on VIN: 1FMCU04121
Well, this thing was the perfect storm of problems. Most of the respondents fell into 3 camps. MAF problems, Missed vacuum leaks, and Fuel delivery problems. I checked the calc load at WOT, could never get more than 70%, and with the engine cold the baro wa... Trouble codes: P0171, P0174.
2010 Ford Crown Victoria Police Interceptor 4.6L Interior VIN: 2FABP7BV1A
i am going to call this one fixed, I learned a few more things since posting this. The first thing was that the only time brake pedal made a diff. with the odometer or gas gauge was when batt. charge was low. When batt was fully charged brake pedal apply made...
2010 Ford F-150 FX4 5.4L Unknown VIN: 1FTFW1EV7A
Hi Group This Ford is fixed.The blend door actuator for the rh side is not behind the glove box like a few said! It's behind the audio system! You have to remove the glove box to gain access to the actuator but you remove it through the front. Thanks
2004 Lincoln Navigator 5.4L ride control VIN: 5LMFU28R14
Thanks for the help replaced the front air solenoids It airs up now but leaks down on left rear may have to replace left rear air shock or convert to other shock system
2007 Mazda 5 Sport 2.3L Ignition key
Finally car started.I found out this problem because need 2 key to program the key , so I did a copy blank key and cut it from dealer then sbb programmer to erase all the key then add key program . Most car need 2 key to program,if customer have 1 key then it ...
2005 Subaru Outback i 2.5L Head Bolts VIN: 4S4BP61C65
First off, thanks to Wayd in Montana and Dwayne in Maine. He hit it right on the head; received head bolts for a DOHC motor instead of a SOHC motor. This alone is the primary cause of concern. Can't believe smart ecat and parts people didn't bother to ask; the...
2005 Subaru Outback i 2.5L slow re-fueling VIN: 4S4BP61C15
Thanks again for all the input. This subaru was tough.I checked all vent lines couldn't find anything wrong.The dealer told me the shut off valve is the issue it was not,then they said replace the ftp sensor, guess what still not good.After all that I replaced...
1995 Toyota 4Runner SR5 3.0L speedometer drive gear VIN: JT3VN29V7S
Ran out of time, want to take apart rear tail shaft of trans. and do full inspection for excessive play and bushing wear.
1998 Toyota Supra Twin Turbo 3.0L engine elect VIN: JT2DE82A7W
Thanks to all who ahve replied. I have removed most of the aftermarket electrical equipment and returned the large majority of the wiring to the factory setup. Currently, we are still trying to locate some obscure parts that are missing so we can turn the ke...
2003 Toyota Highlander 2.4L computor VIN: JTEGD21A83
thanks to all who replied.they took it to a new test station and it passed.again thank you.
1997 Volkswagen EuroVan Camper 2.8L Misfire, MIL Lamp on VIN: WV2EH8702V
Many thanks to all those who replied. As this was a recent private sale purchase by a regular customer, He did come to an agreement with the seller to have it investigated further at the seller's prefered repair facility (trust issues?). Many replied stating t... Trouble codes: 16517 (O2 slow response B1), 16684 (Random misfire), 16690 (Cyl 6 misfire), 16795 (Secondary AIR incorrect flow detected).
2001 Volkswagen Beetle GLS 2.0L Cuts out VIN: 3VWCB21C91
Thank you everyne for the help I got a lot of great ideas. I also leared a great deal. I had the ecm reflashed and it fixed the problem. Trouble codes: P1570 (Start block), P0267 (Injector short to ground 3 intermitent), P0270 (Injector short to ground 2 intermittent), P1425 (Evap purge short to ground intermittent), 17525 (Heater circuit bank 1 sen. 2 short to ground), P0606 (Internal control processor fault intermite).
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