× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 27, 2014
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for All Makes and Models
Help Request Answers
1999 Acura TL 3.2L Stall VIN: 19UUA5641X
Engine stalls when stopping. starts back up fine. No warning lights on.l
2002 Audi A6 Quattro Avant 3.0L Mechanical VIN: WAUVT64B42
Replaced engine mounts ([...]) and front engine stop/buffer. The left mount was broken and the engine felt like it was going to jump out of the car. Afterwards we have a vibration at idle in gear. The mounts we used were Corteco. We then replaced them wi...
2001 BMW X5 4.4i 4.4L Timing VIN: WBAFB33591
I need help finding info on timing marks for this engine. I'm replacing the guides and cannot find any camshaft marks.
2005 Cadillac DeVille 4.6L starter VIN: 1G6KD54Y25
Car came to us with no start condition. Battery was dead. Charged battery and still no start. Checked voltage at purple solenoid wire and showed 9 volts with key off. I knew this shouldn't have any voltage so I pulled intake manifold and found starter to be bu...
2005 Chevrolet Silverado 1500 LS 5.3L 4 wheel drive VIN: 2GCEK13T85
Truck came in and customer had already install al new parts but still wasn't getting his 4x4 to work. The code that it's giving me is co321 transfer case lock circuit malfunction. I've never seen this code before can someone put me in the right direction like ...
2006 Chevrolet Silverado 1500 LT 5.3L Flex plate VIN: 2GCEK13T96
Hello everyone! Just throwing this out there in case someone has run into this. Last Feb. this truck came in with a noise from the trans/engine area. Found the flex plate was broken. Removed the trans and replaced plate. Now its back again with the same proble...
1999 Dodge Ram 2500 Van 5.9L No Start, back fires VIN: 3B7KF23Z6X
I have a good one here. The truck was going to come in for a water pump. It happened to get towed in. Customer stated that he had it running in the morning and it quit. Would not restart other than back firing. I got it and replaced the water pump and the cap ...
1986 Ford Mustang GT 5.0L Starting VIN: 1FABP28M5G
starter stays engauged when starting found ignition switch wire at solinoid isnt the problem. it is diconnected and still does it. changed solinoid and starter,same thing. voltage drop across all power, ground & starter cables all ok at 0.06 volts any thoughts...
1987 Ford F-150 Custom 5.0L No Start, Hesitation, Cuts out, Stall VIN: 1FTEF14N3H
hello guys so i have a older f150.front and rear fuel tanks this truck has had both fuel pumps change with in months and the switching valve.at another shop so whag its doing is wen driveing after a few mimutes and i switch tank from front to rear truck starts...
2001 Ford Ranger Edge 3.0L engine VIN: 1FTYR10U31
truck runs rough for first five min then fin after it sits for a three hours runs rough again.
2006 Ford F-150 XLT 5.4L no start VIN: 1FTPW14516
vehicle came in on the tow truck, no start. fuel pressure is good, injector noid light test done and ok, no spark. Checked faults, have p0141,p0161(heated o2 sensors),p0740, p0443 (TCC faults) along with several other transmission faults that I thought coul...
1991 Honda Civic 1.5L Distributor VIN: EF21326015
Need a little assistance from you Honda chaps. I have a 1.5 1991 Honda Civic. Did a service and maintenance work about 2 weeks ago on the vehicle. And i get the old "ever since you worked on my car its been hard to start and no it doesn't start". So i go to th...
2008 Hyundai Santa Fe SE 3.3L Reflash VIN: 5NMSH73E38
We are trying to set up an account on the Hyundai website so we can perfofm a reflash on this 2008 Satya Fe. But the website never displays a screen for payment. No payment, no access We've sent an email, no response. Website recommends calling a dealer for as...
2007 Jaguar XK 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: SAJWA44B97
Month ago, had cel with evap and t-stat codes. Replaced parts as stated above. Customer complaint of misfire / rough idle on start up, for less than 30 seconds then will smooth out. No other driveability issues. Can only duplicate issue after car has been ... Trouble codes: P0316 (Misfire detected on start up), P0305 (Cyl. 5 misfire), P0307 (Cyl. 7 misfire), P0398 (Cyl. 8 misfire), P0300 (Random cyl. Misfire.)
1996 Jeep Cherokee Sport 4.0L overheating VIN: 1J4FJ2857T
we did a combustion chamber test for head gasket/combustion gases entering the cooling system., it showed positive for combustion gases in the cooling system., no brainer right? well, we replaced the head gasket, signs of gaskets blown between cylinders #3 & #...
1999 Jeep Cherokee Sport 4.0L coolant temp VIN: 1J4FF68S8X
Hello fellow techs. I am once again looking to the experts for some tenured advice. I swear I am the only shop around that can't just get a bad sensor or a brake job. Anyway, this jeep comes in for no A/C. Customer failed to mention that the temp gauge swings ...
2005 Jeep Wrangler Unlimited 4.0L MIL Lamp on VIN: 1J4FA44S25
Hope some tachs have seen this problem. Jeep started out intermited but now is setting on start up. Clear codes and start they come back as soon as engine runs for a very short time. Unplugged pcm and tested each heater circuit by ohms each one read 5.1 to 5.7... Trouble codes: P0031 (O2 sensor heater circuit low bank 1 sensor 1), P0037 (O2 sensor heater circuit low bank 1 sensor 2), P0051 (O2 sensor heater circuit low bank 2 sensor 1), P0057 (O2 sensor heater circuit low bank 2 sensor 2)
1998 Mazda B4000 SE 4.0L Compressor Operation VIN: 4F4YR16X5W
Truck camein with a/c not cooling after running for a few min . checked pressures -ok. ran truck for about 5 min compressor cut out. Waited to see if it would cycle and it did after about 5 min but only stayed on for 3 min and did not come back on. Checked pow...
1975 Mercedes-Benz 230 2.3L Hesitation, Surge, Cuts out, Stall VIN: 1150171205
The vehicle has an intermittent surge/hesitation/stall. It could be my imagination, but it appears to start on left turns. I cannot get it to do it in the shop. Are there problems with these carburetors?
2005 Mercedes-Benz S500 4Matic 5.0L MIL Lamp on VIN: WDBNG84J05
Hi all Check engine lamp with a P2001. Manifold vacuum to transducer, moving the vacuum source to the EGR valve stalls the engine, so I am confident the passage is clear. Located the correct terminal at the ECU, can supply ground and the valve opens and engine... Trouble codes: P2001 (Egr)
2005 Mercedes-Benz C230 Kompressor 1.8L transmission VIN: WDBRF40J95
Vehicle came in about six months ago, limp home mode and fault code p0715. Found oil in connector plug, cleaned and replaced connector plug and seals, cleared code and vehicle runs fine. Vehicle cam in again a few days ago with same code and in limp home (does...
1993 Mitsubishi Fuso FH FH100 5.0L brakes
Hello, this is gil from angelos townline merchantvill nj, this truck is equipped with air brakes power assist and fitted with brake drums all around ,the owner complaint is truck pull right when braking.we inspected the brakes all around and found no brake flu...
2007 Nissan Altima S 2.5L blower motor VIN: 1N4AL21E27
customer came in with no blower motor, checked fuses,#22 blown.replaced fuse with fused amp meter,shows low draw at low speed,increases to 19 amp at high blower,15 amp circuit fuse. replace blower motor and recheck,ign on engine off,15 amp draw. with ac on i h...
2008 Nissan Altima S 2.5L Transmission overheat VIN: 1N4AL24E48
Hi there everyone and thanks for the help on this one. I posted this vehicle a few weeks back because it came in for having the check engine light on with a transmission overheat code. The transmission was running up to around 270 degrees. I felt the transmiss...
2006 Pontiac G6 GTP 3.9L Mechanical VIN: 1G2ZM15126
This vehicle shakes at idle. The engine seems like it's a misfire but it is not. It's fairly pronounced. There are no registered misfires, it feels like an imbalance issue. There is a bit of a noise that goes away with the clutch pedal pressed. Has anyone run ...
2003 Saturn Vue 2.2L no up shift VIN: 5GZCZ33D93
Two years ago I put a gm remand trans in. the car just came back with a broken chain. took the trans apart and put a new chain in and now the car has no up shift. I get one code when driving it p1882. changed a ratio control motor because it would just make a ...
1994 Toyota 4Runner SR5 3.0L Poor Idle Quality, Misfire VIN: JT3VN39WXR
Vehicle came in with a rough idle. Authorized to do a tune-up. Driving the vehicle into the bay it was very sluggish/doggy. Performed compression test, both rear cylinders each side had 160, fronts 125 & 130. Completed tune-up and the vehicle still had a rough... Trouble codes: 52 (Knock Sensor)
1998 Toyota Camry CE 2.2L gear shift cable VIN: 4T1BG22K3W
car was towed in with Broken shift cable pulled the weather guard off the out side of the fire wall disconnected the cable inside and pulled it out only to find out there is another plate inside on the fire wall has any one done one of these went on line could...
2001 Toyota Tacoma DLX 2.4L brakes VIN: 5TENL42NX1
Hi techs this toy was wrecked light damage rt front. suspension was replaced and front end aligned. since repairs noticeable pulling to right when brakes applied. replaced both calipers and rotors and front pads. still have slight pulling to right when applyi...
2003 Toyota Corolla CE 1.8L drums VIN: JTDBR32E23
Hi to all and thank for the time to read my post. This cust have this problem for about two years ago, test drive just touch the brake pedal the rear brake shoes make noise like the drum are not round it even or like something is hitting one side of the drum, ...
2003 Volkswagen Jetta GLS 1.8L brake caliper VIN: 3VWSE69M93
Customer complains the vehicle will apply the drivers side front brake caliper while driving and abs light comes on and radio shuts off. I fault checked abs unit found code 668 for supply voltage terminal 30. Cleared codes test drove no codes found at this tim...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUGA84A9T
Thank you for all the replies. This one has been back together and running for the past two days but I couldn't test drive it until today. It is fixed. I was in the process of taking the throttle body off when the first response to check the port came in from ... Trouble codes: P0401 (16785/EGR System Insufficient Flow Detected), P0305 (Cylinder 5 Misfire).
2007 BMW 530i 3.0L No Start, Poor Idle Quality VIN: WBANE735X7
vanos on the intake side got stuck in the advance position, replacing vanos took care of the problem, and replace disa valve , because was making a really bad noise
2008 BMW 335i 3.0L Safety battery terminals VIN: WBAWB73548
Hello everyone and thanks to those wise individuals that help and got me on track to where I needed to be. In this case, as instructed, I went back and checked the connections at the pos battery cable. It is a large red plastic number that has a couple wires...
1999 Chevrolet C1500 Suburban 5.7L No Start VIN: 3GNEC16R2X
The crank sensor and weatherpack was wasted changed them out truck runs like a champ again thanks everyone for your insights and direction
2001 Chevrolet Blazer LS 4.3L Poor Idle Quality, Stall VIN: 1GNDT13W41
Ok guys. First of all thanks for all the fast responses. Sometimes we put our blinders on because we (I)think because of a symptom it has to be such and such. It turned out to be fuel pressure. The pressure always stayed consistent but a little to the low ...
2008 Chevrolet Colorado LT 3.7L 1-2shift
First off I want to express a sincere thank you to all that replied to my help request.In stalled a new PSM(pressure manifold swich)I personally didn't get to test drive it,was very swamped today.Boss did and came back with its fixed.Did return to customer so ...
2003 Dodge Durango Sport 4.7L Over Heating VIN: 1D4HS38N73
Thanks to All that replied to my request for help. It seems Curtis from Michigan had the correct diagnostic reply. After replacing the water pump and thermostat, the vehicle engine temp is now normal, with or without the A/C running. I have driven the vehicl...
1993 Ford Probe GT 2.5L Clutch VIN: 1ZVCT22BXP
1996 Ford Ranger Splash 2.3L MIL Only Misfire VIN: 1FTCR10A1T
I list this as "fixed" only because we were commissioned by another shop to give more definitive data and conclusions. We feel we accomplished the goal of shedding scientific light on the problem. We want to very sincerely thank all the great professionals t...
2001 Ford Ranger Edge 4.0L option package VIN: 1FTZR15E41
Thank you for all the replies! it looks like the engine swap will not be a problem 397 or 398A option is not a concern according to the dealership and iatn Thank you for all of your help and time!
2004 Ford F-550 Super Duty Lariat 6.0L Poor Idle Quality, Misfire VIN: 1FDAW56P84
So bad luck is at least luck; I guess. After checking KOEO test with a know good injector installed it passed. Ordered a "new" injector, installed it, and all tests pass. Vehicle runs great. Thank you all for your help and for taking time to comment. Trouble codes: P0268.
2004 Ford F-150 FX4 5.4L Misfire, MIL Lamp on VIN: 1FTPW14514
well thanks to about 3-4 of the replies, we borrowed a ford scanner and it showed #7 on a mode six drive, sure enough it was a bad coil. thanks to all that replied. Trouble codes: P0303.
2006 Ford Expedition King Ranch 5.4L MIL Lamp on VIN: 1FMPU17556
Thanks for all of the help requests! we tore the front of the engine down and the timing chain tensioner for bank # 2 had collapsed and it jumped a tooth. We replaced both tensioners and all guides along with chains and all is well. Thanks again for all of you... Trouble codes: P0345 (Cam sensor ckt bank 2), P0349 (camshaft sensor signal intermittant bank 2).
1998 Honda Accord LX 2.3L Intake Gasket VIN: 1HGCG3246W
OK guys, here's the scoop. Tore everything apart again and got a new gasket from a different dealer this time along with some hondabond. I initially was going to put a thin layer of hondabond on the gasket to seal up any imperfections but when I took the gaske...
2004 Honda Civic Hybrid 1.3L MIL Lamp on VIN: JHMES96684
Thank you for the replies. I had a hunch that my scan tools weren't giving me accurate info. I also cannot access what I need to with the scan tools I have. Without wasting any more time and customer's money, we referred her to the dealer. I will be using the ... Trouble codes: P0497 (Evap system low purge flow).
2000 Infiniti Q45 Anniversary Edition 4.1L Battery draw VIN: JNKBY31A6Y
I wish I had a solid fix on this car to share with all of you, but we never were able to duplicate an excessive parasitic drain. In fact, that draw was further lowered to practically zero when the hood pin switch was pressed or unplugged. According to the re...
2007 Land Rover Range Rover HSE 4.4L Air Susp VIN: SALMF15417
sorry for the delay, but it was a parts thing. Found that the new compressor kit from the dealer was internally faulty. so they parts warrantied it out. also i replaced the pressure valve located at the rear of the compressor. reset adaptations and reflash co...
2009 Nissan Cube SL 1.8L "limp" mode VIN: JN8AZ28R59
Well, it was mostly a butchered wiring harness that was responsible for most of the issues, though the Primary Speed Sensor input channel on the TCM was bad as well (biased to 6v with or without the sensor plugged in - normal behavior is 12v bias with the sens... Trouble codes: P1550 (Bat current sensor), P1212 (Tcs/circ), P1574 (Ascd vhl spd sen), P1701 (Tcm).
1999 Plymouth Grand Voyager Expresso 3.8L Downshift to 1st VIN: 1P4GP44L5X
Thanks to everyone who responded. I brought the van in last night to drop the pan. While pulling it in I could hear some whirring & slight grinding. I dropped the pan & found shrapnel from either some needle bearings or planetary gears. I'm shopping now for pa...
1999 Pontiac Grand Prix GT 3.8L Fuel Gauge VIN: 1G2WP52K5X
Thank you for all the replies. I can see where this one would have stumped someone. All PCM grounds are Good. I took a resistance reading right at the PCM it read what was coming out of the sending unit at the tank. But yet it still would not read correctly. d...
2008 Pontiac Solstice 2.4L Timing Chain Tensioner VIN: 1G2MB35B38
Sorry about the vague post . I stopped in at a nearby shop to help them with a vehicle and in the process introduced them to IATN . I guess he used my account that was still up to post this help request . Definitely the tensioner Thanks Dirk
2008 Porsche Cayenne Turbo 4.8L comunication VIN: WP1AC29P68
start disconectign modules, and the one that did the trick was the network control module located under the steering column
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next