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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 20, 2014
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Acura MDX Touring 3.5L Stall VIN: 2HNYD18822
Fuel trims OK and no codes. Runs very well. Cam timing is right on. Customer says it stalls when put in reverse sometimes when cold. I have not been able to experience it. One of my techs backed it out this AM. Said that it felt like a manual trans clutch stal...
2003 BMW 325i 2.5L elec. cooling fan VIN: WBAAZ33473
I got a call from the owners of the car the next day saying that their elec. cooling fan was running all the time and they had never heard that happen in the nearly 10 yrs. they have had the car. I got the car back and confirmed that this is how the fan operat...
2008 BMW 135i 3.0L No Start VIN: WBAUC73538
Hello fellow Techs. Need some help on getting this car started and back on the road. Car was hit hard in the front end and handed over to me after the body shop got done putting the front end back together. Came to me with the Engine out and parts in a bunch o...
2010 BMW 328i xDrive 3.0L Running Temp VIN: WBAUU3C52A
Car returned late Jan 14 with complaint of poor heating when driving. Customer states the car warms up well setting in drive but the heater cools off as soon as he starts to drive. Did full scan and the only code in the car in map thermostat. Drove the car wit...
2004 Buick Rendezvous CX 3.4L Starting VIN: 3G5DB03E54
This vehicle is drawing the battery down at approx.3 month intervals,the first time it happened it was driven and parked for about 3 hours and it wouldn't start,replaced battery with new and done fine for 2 months and had to be boosted,recharged battery,load t...
1994 Chevrolet Blazer 5.7L Cuts out, Stall, Misfire, Poor Fuel Economy VIN: 1GNEK18K8R
3 days ago when starting it was not running on all 8,drove 3 miles to get gas when restarting was fine,drove home shut off when restarting noticed shut off restarting half the time it would fire up rite other half would miss,now it will start fine about 1 in 1...
1996 Chevrolet Blazer 4.3L belt VIN: 1GNDT13W0T
thanks to all for any help.the serpentene belt is making a noise.customer install new belt and said it seems a little louder now.belt tensioner seems ok.looks like the alternator has been replaced.has anyone seen a noise issue.thanks again jim
2004 Chevrolet Silverado 2500 HD 6.6L Hesitation, Misfire VIN: 1GCHK23264
Truck has a tip in throttle hesitation. Basically it idles good great awesome does not skip a beat. Runs well at wot and/or just gettin it... not pussy footing around!. Seems to bobble a bit during light acceleration not to bad but will run bad and smoke like ...
2006 Chevrolet Impala LTZ 3.9L MIL Lamp on VIN: 2G1WU58106
We have this car keeps setting code po171 lean bank1 smoked test engine for vaccum leaks none found fuel pressure is 70 psi.o2 sensor is swithching.i tested mass air flow sensor looked ok but with mileage i decided to install one but no luck.road testing the c... Trouble codes: P0171
2007 Chrysler 300 2.7L Battery light VIN: 2C3KA43R07
I have a 300 with a battery light that stays on. The system is charging. I have checked the wires at the alternator. one is ground and the other is voltage with key on. the battery in the trunk is new. The scan tool shows it is charging 14.2...my test equipmen...
1988 Dodge Dakota 3.9L Stall VIN: 1B7FN14X7J
runs good at cruise speed and idles ok stalls coming to a stop
2004 Dodge Grand Caravan SE 3.3L Misfire VIN: 1D4GP24R24
HELP, replaced plugs and plug wires for maintenance. 1 month later comes in for misfire, no spark from coil to #5 cylinder. Replaced coil(BWD) runs great. 3 weeks later same thing, another BWD coil runs great. 3 weeks again no spark, always #5. Replaced coil a... Trouble codes: P0305
1999 Ford Escort LX 2.0L Poor Idle Quality, Misfire VIN: 1FAFP10P2X
For several weeks this customer complained of intermittent rough running. Sometimes after driving for a half hour or more, sometimes upon cold start. Rough running only lasts a few moments, typically 30 seconds or less then engine begins running well again. Ne...
1999 Ford F-350 Super Duty Lariat 5.4L 2nd gear starts VIN: 1FTWF33L8X
Hello, Truck came in badly burned up from snow plowing. We stock several rebuilt 4r100s and installed one with a billet converter. Truck starts out in 2nd gear and will not upshift. No codes with good looking data. Assumed something wrong with unit, so instal...
2004 Ford F-150 XL 5.4L 3rd, O/D VIN: 1FTVX14514
Trans has been replaced, and has fresh rebuilt unit. Rebuilt has 1st and 2nd, and will go into 3rd if o/d is canceled. If o/d is enabled, will shift 1-2 normal, then on the 2-3 will go to neutral. Scanned, has no codes. Modis doesn't ever show o/d, but I don't...
2006 Ford Freestyle Limited 3.0L daytime running lamps taillamps VIN: 1FMDK06196
Looking for someone who has had these wiring problems ,before I take vehicle apart.
2013 Ford Explorer 2.0L Hesitation, MIL Lamp on VIN: 1FM5K7B92D
Fellow Techs, I have this Explorer here with obvious hesitation. these readings are from our IDS scan tool. Question is, has any one ever ran into this code and what was done to fix it. This system is just too new for me now. There is no diagnostic trouble cod... Trouble codes: P0087
2000 GMC Jimmy Diamond Edition 4.3L blower /headlights VIN: 1GKDT13W5Y
jimmy runs fine, no gas gauge, battery light on but charging ok abs light on , air bag light on blower motor runs with key off somtimes,secrity light on blinking but somtimes on stedy canot communication with all module,s all fuse,s ck good unpluged bcm stll s...
2000 Honda Civic DX 1.6L fuel filler neck VIN: 2HGEJ6614Y
I have a 2000 honda civic that the customer is complaining that the vehicle overfills at the pump. This is a strange problem as the customer has no problem filling the tank from empty or any other level, only when the tank reaches capacity,the fuel comes up th...
2001 Honda CR-V EX 2.0L Engine VIN: JHLRD18611
Vehicle came in for check engine light on. We diag & found misfires on all 4 cylinders Performed a valve adjustment valves were out of adjustment cleared codes & they came back but vehicle ran great no obvious miss . Ran leak down test found excessive leak dow...
2006 Hummer H2 6.0L transfercase VIN: 5GRGN22U16
This H2 came in complaining about the truck binding after turns. We confirm the problem, after making a left or right turn when driving on the road it binds up as if the brake is applied . When it gets up to 30mph straight its fine. We replaced the front and r...
2010 Hyundai Sonata GLS 2.4L MIL Lamp on VIN: 5NPET4AC1A
I have used scan tool to energize sol and actuator with engine running.Both are working properly.my last resort is to pull intake to see if any of the valves broke free.Has anyone seen this happen on this car.I could not find any TSBs for this issue.Customer n... Trouble codes: P2004 (Intake manifold runner stuck open), P0661 (Intake manifold tuning valve control circuit low)
1991 Jeep Cherokee Laredo 4.0L starting system VIN: 1J4FJ58SXM
Morning fellow auto techs! Customer's battery died while out shopping,he replaced it but Jeep is now in theft mode,light on in cluster,he does not have a key fob or a pellet type GM key. How do I relearn the theft system? I could not find a way in AllData. Tha...
2000 Mercury Mystique LS 2.5L Intake VIN: 1MEFM66L0Y
The engine has a loud hum or moan coming from the throttle body.i replaced the iac with a borg warner replacement,the noise is still there,i pinched closed the hose coming from the intake (just before the throttle)to the intake hose and the noise stops,i check...
2000 Nissan Xterra SE 3.3L MIL Lamp on VIN: 5N1ED28T6Y
I was curious if any of you Nissan guys have ran into where all o2 sensors have heater fault codes as well as a knock sensor code. All codes return after clearing & 2 starts. I'm looking for comon issues with these before I start to dig into this diagnostic. T... Trouble codes: P0325, P0135, P0141, P0155, P0161
2007 Nissan Sentra SL 2.0L camshaft solenoid VIN: 3N1AB61E27
I'm asking all the Nissan guys out there who know an easy(easier)way of removing stuck solenoid for variable valve timing. The solenoid is recessed in the front of the engine, and only has 1 bolt but I think this solenoid is sludged up. I tried heating the eng...
1967 Pontiac Tempest 5.3L transmission pang gasket VIN: 235697K102
Dear Gear-Heads ... HELP!!! Got this 67 Tempest in for a leaking Trans Pan gasket. No big deal, right? Ordered the gasket (took a week), pulled the pan off, go to put it back on and...oops!!! I cannot find the Torque Specs ANYWHERE; not even the local trans s...
2007 Pontiac Torrent 3.4L Door Locks, Cluster VIN: 2CKDL63F67
I have a 2007 Torent that the doors lock and unlock on thier own, the stabilitrac light is on and the gauges fluctuate. There were 22 different codes stored in varous modules. Cleared all history codes and the code that comes back U0073 is for GMLan high speed...
2006 Porsche Cayenne S 4.5L Accleration VIN: WP1AB29P16
The car drives perfect no slipping. When crusing at any speed say 50 and accelerate if in 6 and goes to 5th no issue if accelerate harder like 6 to 4th their is a violent bang , its kinda scary. The car slams or bangs into gear then shifts ok. Im trying to get...
2004 Toyota Celica GTS 1.8L MIL Lamp on VIN: JTDDY32T34
Hello all, This celica has been from shop to shop and nobody could figure it out and now I'm on the same boat. Checked codes and found the P2441 code. Did the alldata flowchart, everything seems to be working normal? Pump turns on. Vacuum is applied to check v... Trouble codes: P2441
2003 Volkswagen Beetle GLS 2.0L MIL Lamp on VIN: 3VWCK21C03
Car came in from another shop misfire #3 and #4 cylinders. We check compression #1 & #2 100 psi, #3 & #4 150psi. Cylinder leakage test indicated head gasket leak 1 to 2 cylinder. Replaced head gasket. Compression now 150 psi all cylinders. Test driven car on h... Trouble codes: P0300, P0303, P0304
2005 Volkswagen Jetta GL 2.0L Mechanical VIN: 3VWRA69M05
Car came in for check engine light, code p0171 lean run condition, smoked engine found no problems, and air mass sensor code replaced air mass sensor, few days later car came back with just the p0171 code smoked again , nothing, thought a faulty air mass meter...
2007 Volkswagen Passat 2.0T 2.0L MIL Lamp on VIN: WVWAK73C17
Hi Group This problem car belongs to a very good regular customer and has been very well maintained. Check engine light came on while driving, found codes P000A and P0011, cleared codes and came right back, these faults suggested a problem with N205 Variable ... Trouble codes: P0011 (Intake Camshaft Retard Setpoint not reached over advanced), P000A
2000 Volvo S40 1.9L Blower VIN: YV1VS2559Y
Hi Techs, I have this vehicle that came in my shop with the complaint that there is not enough air flow through the vents in any position. The blower works fine from auto to the 5 speed, remove the cabin filter, and it was to bad, clean housing with a vacumcle...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2012 BMW 328i 3.0L MIL Lamp on
thanks for all replies.did not know where to post this request,so I decided do it under repair.as far as tools go no decisionshave been made,auto logic gets pricy has lots of good features,also there is some chineese brand that are supposed to do very good,for...
2008 Chrysler Sebring Touring 2.7L fuse #33 VIN: 1C3LC56R58
This one is fixed and gone! After finding splice 110, I isolated everything on that circuit one at a time but got no where. Then I isolated fan and asd relay circuits, also not the culprit. With not much else to go on and a 5 second window of testing, I knew i...
1997 Dodge B1500 3.9L severe battery draw VIN: 2B7HB11X4V
thanks to everyone that helped and sorry my information was so vague. yes it was the fuse #12 and 19/20. and since my updated message didnt post (computer issues i assume) im closing this request with a fix for this veh. i would also like to note that the re...
1998 Dodge Ram 1500 ST 5.2L Won't run O2 htr mon VIN: 3B7HC12Y1W
Here is what I did to run O2 monitors: Started from cold start, road tested at 55mph for 10 mins. Came to a stop, sat there at idle for 2 mins. in gear. Then, I shut the engine off for 30-40 seconds, rechecked the o2 heater monitor, it finally ran. Thank you...
1999 Dodge Ram 1500 ST 5.2L No Forward Movement In Drive VIN: 1B7HC13Y5X
everyone said it has a bad sprag clutch and would need to be rebuilt.we replaced transmission with used one all is good thanks to everyone.
2002 Dodge Ram 2500 5.9L Stall VIN: 3B7KF23662
Vehicle is fixed, I got scope captures of vehicle not acting up and during stall concern. I posted them in the technical discussion forum under 02 dodge ram 2500 stall in gear. The fix was the high pressure injection pump bosch VP44. I could see the injection...
2007 Ford Crown Victoria Police Interceptor 4.6L Low heat VIN: 2FAFP71W27
Many thanks for the replies.I stated the temp act replaced, but it wasn"t by me.With all that police eq, I sent it back to Fordhouse.Officer brought in another unit for repair & I asked about #4.He said defect blend door motor & was replaced under partial wa...
2008 GMC Savana 1500 5.3L Engine VIN: 1GTFH15458
After hours of testing we took the advice of several replys and replaced the throttle body. Customer happy and driving. Thanks for everyones help. al
2004 Honda Accord LX 3.0L power steering VIN: 1HGCM66394
Thanks to those who replied.I ruled out the o-ring being a problem because tsb was for noise at cold start my problem was loss assist hot. I would love to install new factory parts but our service writer is in bed with our parts store. Any way put a nother ats...
1996 Jaguar Vanden Plas 4.0L Seal
Thanks for the reply. Called everywhere for seal install tool. Even jag dealer doesn't have one. Dealer guy said last one he did he pulled front cover to change the seal. 10 hours labor to pull cover. Trying to broom this job. Thanks
2001 Land Rover Discovery Series II SE 4.0L Battery VIN: SALTW12471
Sorry for leaving this for so long. We have been busy and have not had a lot of time to get back to this vehicle. I am fairly confident we have determined the cause of the battery draw but have no official fix yet as we are still testing to make sure we have ...
2003 Land Rover Discovery S 4.6L trans VIN: SALTL16463
Another tough problem solved thanks to the pros on iatn! The first reply I got from Jason set me on the path to figuring out this problem. He suggested checking the reluctor wheel for free play due to loose bolts. I did find some movement front to rear, so we ...
2002 Mercedes-Benz C240 2.6L Poor Idle Quality VIN: WDBRF61J82
replaced all of the spark plug wires and performed a reset. i still do not not know what ionic spark current readings on scan data mean. car idles smooth and power returned. thanks
2007 Mini Cooper 1.6L Poor Idle Quality, Hesitation, Stall VIN: WMWMF33577
Many thanks to Steve and Mahail who suggested the oil/water dilution from condensation due to excessive short trip driving. This was a new customer who just bought this car this summer and there was no service records available. We pulled the valve cover, drie... Trouble codes: 28B4, 2863 (valvetronic mechanism power limitation).
2008 Nissan Armada SE 5.6L No Start VIN: 5N1AA08D58
i'm not 100% sure of this fix because we haven't had any below zero nights lately. most of you said to replace the I B C M that didnt work but that was availabe before the starter so i gave it a try.I put the old one back in when the starter showed up.Identif...
2002 Oldsmobile Intrigue GX 3.5L block
It was a real struggle but finally got the inserts tapped into the correct bore lengths. The block is close to the firewall and it was nearly impossible to get the special drill bit into those holes. The drill bit is for 1/2" drive. We ended up taking the b...
2000 Pontiac Grand Prix GT 3.8L Misfire, MIL Lamp on VIN: 1G2WP52K5Y
thanks for all the replies we checked cam lift on all cylinders and they were all equal also checked for bent rod and it was fine checked lifters and they were fine we checked intake leaks none found we don't no what is causing miss at idle only on #4 we think... Trouble codes: P0300, P0304.
2008 Porsche Cayenne 3.6L ignition VIN: WP1AA29P38
a little info for all vehicle came in no communication and immobilizer lock failure on instrument panel this was shipped off to the dealer who spent 2 days tracing wires and found a GREEN wire on the drivers door sill the can bu...
2005 Toyota Prius 1.5L Unknown VIN: JTDKB20U45
thanks for all who responed. boss decided to put a whole junk yard trans in it and fixed the problem. however did not get a chance to ohm the other smaller wires.thanks to all who I was emailing back and forth.
2004 Volvo XC90 T6 2.9L rear diff VIN: YV1CZ91HX4
thanks to all those whom replied, A couple members emailed a better copy of the tsb and the repair was very straight forward when following the step by step procedure in the tsb.
2004 Volvo XC90 T6 2.9L MIL Lamp on VIN: YV1CZ91H24
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