× 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 November 22, 2010
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 Audi tt quatro 3200CC shift solenoid VIN: TRUZZZ8N34
Need to know if the shift solenoid is accessable easilly-- ime not a gear box specialist..or if u have ideas about earths or wiring issues on this or similar vehicle only codes now are as stated but did have multiple missfire caused by one bad coil,,now replac...
2006 Audi A4 2.0L starting VIN: WAUBF78E16
Good afternoon,customer complaint while driving clutch pedal stuck to the floor and shifter would not engage;after pumping the pedal a couple of times he was able to get into gear and coast into a parking lot.AAA towed car in and when I got in pedal feels ligh...
2001 BMW 325i 2.5L front inner pads VIN: 1BW568WWW9
I have checked both calipers for binding and frozen pistons all ok. There is a bad L/R shock car dip forward when braking. Fluid condition ok.
2001 BMW 325i 2.5L HVAC module VIN: WBAAV33401
Hello everyone. Have a 2001 BMW 325I and intermittently there is a hum noise from the HVAC module. We have found what appears to be little fans on either side of the digital display that stay running (if you removed the module the fans are integral). I have lo...
2003 BMW 325i 2.5L Misfire, MIL Lamp on VIN: WBAEV33443
Hello fellow techs this Bmw has an odd problem. It was brought to us by another shop in the area. It has a missfire on no. 5 cyl, only after a minute of idling after a cold start. As the car warms up, the miss goes away. I have checked the compression both hot...
2003 BMW 325i 2.5L various electrical VIN: WBAET374X3
Hi BMW folks. got an 03 BMW 325i (E46). a big box retailer installed alarm, causing problems. we removed it, replaced headlamp controller, and general module (zke). many of the little problems were solved, but still we have the following: found a code in zke:...
1997 Cadillac Seville SLS 4.6L battery VIN: 1G6KS52Y6V
I have this cadillac the battery goes dead over night. I have preformed an amp draw found that it would dropdown to .245amp and bounce on its own up to 2.4amps irraticaly. If ipull the comfort fuse or the bcm the draw is gone also the controlled power relay is...
2006 Cadillac SRX 3.6L No Start, Stall, MIL Lamp on VIN: 1GYEE63796
Hi Guys thanks in advance for any help. We replaced a 2006 3.6 Cadillace SRX engine with an 2007 3.6 used engine the supplier told us it was compatable. The wiring for the cam and crank sensors is different, we were told we just had to swap the old sensors int... Trouble codes: P0366, P0347
1988 Chevrolet Celebrity 2.8L Hesitation, Stall VIN: 1G1AW51W6J
hello fellow iatn techs, we have a 1988 celebrity with a 2.8 mpi motor. the car came in with no power what so ever. it takes forever to get the car to 50 mph. thr cat was broken openn so we welded a new one in. we checked fuel pressure and according to specs w...
1995 Chevrolet G20 Chevy Van 5.7L Cuts out, Stall VIN: 1GAGG35K2S
vehicle came in hardly moving but the cust got it here- started off simple and founded cracked cap / rotor beaten plugs so did the whole tune-up started up but stalled after 15 seconds. Dug deeper into it and found issues with the Map sensor unplugged it would... Trouble codes: 22 (Tps), 33 (Map)
1997 Chevrolet Corvette 5.7L Steering column Lock VIN: 1G1YY22G9V
Alright I have no idea where to start with this one. This corvette won't go over 2mph due to the steering column lock engagement. The actual column lock is not holding the column but I get repeated warnings from the cluster to either pull key wait 10 sec or se...
1998 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G13C5246W
I started out with code 107 for map .replaced map same code came back.i have checked all wiring .map sensor will show zero voltage while using scan tool.i can disconect battery cable and voltage will remaom correct until you turn it off .before you start it ag... Trouble codes: 107 (map sensor)
2001 Chevrolet Silverado 2500 HD 6.6L Poor Idle Quality, loud tap/knock VIN: 1GCHK29151
veh. had a bad injector (the balance rates were out of spec.)replaced all eight injectors and changed the fuel filter.put new block heater in the old one was shorted.new coolant and changed the oil and filter.primed the fuel system.after three attempts it star...
2002 Chevrolet Cavalier 2.2L transmission shift VIN: 1G1JC52482
This vehicle blows fuse for ERLS 10 amp intermittently. Can drive for days sometimes weeks and no problems. When fuse blows the transmission does not shift. Checked small pink wire form 10 amp fuse at inside of fuse box to transmission and brake light switch. ...
2003 Chevrolet Monte Carlo LS 3.4L hard starting VIN: 2G1WW12E93
customer had this towed in for surging,missing cutting out. checked no codes,verry long crank time,thought fuel regulator but not leaking. key on fuel goes right up to 55/60lbs and will actually hold some pressure overnight. i dident like the pressure reading ...
2004 Chevrolet W4500 Tiltmaster W4S042 6.0L Hesitation VIN: 4KBC4B1U94
Hi Everybody and thank you in advance for stopping by and for your advice. Here is the thing, according to the driver,this only happened one time, he inserted the key into the ignition switch and the engine started without turning the key , and another thing, ... Trouble codes: U0107 (Lost com with throttle actuator), U1041 (Loss of EBCM/EBTM Communications)
2005 Chevrolet Optra 2.0L many VIN: KL1JD69Z55
I'm an automotive instructor at a community college. One of my students has some issues with her car. In her words ... I have owned my car for just over a year and this problem has probably occured about 20 times in that length of time. The car runs fine but ...
2006 Chevrolet HHR LS 2.2L trans control and steering VIN: 3GNDA13D56
car came in from another shop with P0700 but could not read transmission codes. we found U0073 in transmission but have no info on this particular code. any help would be appreciated. thanks.
2001 Chrysler Town & Country LXi 3.3L blower motor VIN: 2C4GP54391
This van has auto temp. control. The blower motor will quit running on this van. There is power to motor. Tried bypassing ground wire at motor/resistor connector to good ground and it runs and stays running even when ground bypass removed. Will run for several...
2003 Dodge Durango R/T 4.7L Hesitation, Stall VIN: 1D4HS58N53
We replaced the head gasket (timing chain guides, T-stat, coolant flush, radiator, fan clutch) at 97,987. Customer brought vehicle back a week or so later with a complaint that at the first stop after leaving their driveway, a gas station, store etc the vehicl... Trouble codes: P0121
2003 Dodge Stratus SE 2.4L Excessive Emissions VIN: 1B3EL36X13
I'm getting close to pushing this one off of a cliff. I work part time at a used car dealership. This car runs too rich to pass state test. Dealership replaced O2 and Cat with dealer units still same rich condition. Vehicle has been in my care for the last thr... Trouble codes: P0137 (O2 sensor b1 s2 voltage low)
2005 Dodge Durango SLT 5.7L Misfire, MIL Lamp on VIN: 1D4HB48DX5
Vehicle originally arrived with cylinders 8,7 and "multiple" codes. The EGR tube was not connected properly which erased 2 additional codes regarding vacuum leaks. Now the code is cylinder 8 misfire. We have tested the injector function and it is fine, also we... Trouble codes: P0300
1994 Ford F-250 XL 7.3L Surge VIN: 2FTHF26K1R
this truck will intermittenly speed up on its own at cruising speed and on accel. if you hold your foot in the same spot it will take off for 2-5 seconds and then go back to normal. i can only get it to do it cold but the customer said he happens when warm up ...
1997 GMC C6500 6.6L Emergency Brake Module VIN: 1GDJ7H1J6V
Hi all, This 97 C6500 came into my shop on a hook from a very good customer. The e-brake would not disengage. This truck has a drum style e-brake on the tail of the transmission. It is cable controlled by an actuator that is spring-loaded to set - but is hydra...
1999 GMC K2500 Sierra SLE 7.4L long cranking time VIN: 1GTGK23J9X
This truck has a long cranking time if it sits between an 1-2 hours. It always starts but cranks over about 5-6 revolutions before it fires up . If the truck sits for 10 minutes or overnight it will fire up right away .I have checked spark and fuel pressure at...
2000 GMC Sierra 1500 SLE 4.8L oil level VIN: 1GTEK19V3Y
This truck has the oil level rising.The customer has drained oil out of it twice. The oil and filter was changed and it came up 2L in about 1200 km. When I changed the oil I marked the fill cap to see if this was having oil added without the customer being awa...
2000 Honda CR-V LX 2.0L Excessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp on VIN: JHLRD1872Y
Customer complaint was check engine was on, we scanned vehicle, turned light off, customer drives 100+ miles then comes back in with MIL back on, all 4 codes returned, we scheduled vehicle in & replaced Plugs, wires, cap, rotor & drove for 30 miles, returned v... Trouble codes: P0300 (Random Multiple Cylinder Misfire), P0301 (Cylinder 1 Misfire), P0303, P0304, P1399 (Manufacturer Specific Multiple Cylinder Misfire)
2001 Isuzu Rodeo LS 3.2L ABS system VIN: 4S2CK58W81
Vehicle came in for poor braking at highway speeds. Test drove and noticed badly warped rotors. Replaced pads and rotors, and adjusted rear shoes. Test drove 10 miles to seat pads and rotors. I don't use any severe break-in procedure, just normal braking from ...
1989 Jeep Comanche Pioneer 4.0L No Start VIN: 1J4FT37L8K
To all the techs that like HUGE challenges:( This jeep came in on a hook with a no start problem. The customer said that the jeep would at times loss power up hills and quite running, but would start right back up. This was going on for at least 6 mons. Then o...
1990 Jeep Wrangler 4.2L Reverse VIN: 2J4FY29G8L
This is on my own hobby vehicle. I have a TH400 trans in my jeep. Over the weekend I rebuilt another trans for it and installed a torque convertor and a reverse pattern manual valve body from TCI. The trans that i rebuilt was recently bought off the internet s...
2004 Land Rover Discovery HSE 4.6L Differential VIN: SALTP19464
Hi everyone rear end is locked in positive trac.The light is on.The light is four wheels with a x in the middle.We are not sure how the rear end got locked in poitive trac.Read manual and it said to drive in reverse .We done this six diferent times and it is s...
1999 Lexus RX300 3.0L MIL Lamp on VIN: JT6HF10U6X
Thanx for any help on this Should be simple to replace charcoal canister Ordered part off of vin # [...] updated to part # 77740-48011 the part has been updated the old canister has a vapor pressure sensor part # 89460-0W040 it has 1 port on it only th...
2003 Lincoln Town Car Signature 4.6L Blend Door VIN: 1LNHM82W53
Hello fellow techs, have this 03 TownCar with erratic blend door operation. It is a dual temperature system. Customer stated when temperature is on hot for drivers side, it works fine, but when decreasing to cold it doesn't start to cool down until about 71 de...
1996 Mazda B4000 LE 4.0L Misfire, MIL Lamp on VIN: 4F4CR17X6T
truck orinally came in for misfire on cyl #4 and #5 misfire.checked spark plugs found electrodes completly worn.did complete tune up and replaced coil do to being week.truck ran fine on road test.customer brought truck back with in a 100 miles.same codes also ... Trouble codes: P0304
2002 Mazda 626 LX 2.0L a/c-p/s VIN: 1YVGF22CX2
Here we go, vehicle exhbits what is belt squeal on cold start up, and goes away after 3-4 minutes, on both idle and accel. balancer,tensioner pulleys, and belts have been replaced. belts three times. no alignment issues, or belts coming apart, or fraying. powe...
2004 Mazda 3 i 2.0L Poor Idle Quality VIN: JMI8K14304
Hello fellow Techs and thanks for your time. This vehicle was towed in with a crank no start. -0- comp on cyl 1 & 2. Head gasket found blown. Renew it, re-time using proper tools (timing pin for TDC and flat bar to sync the cams). It starts, drives fine, no ch...
2005 Nissan Sentra 1.8L No Start VIN: 3N1CB51D15
Car was driven to shop for check engine light on. Checked camshaft position sensor wiring and replaced camshaft sensor. Car will not start. Fuel pressure is 52 psi. and I have spark and injector pulse.Compression is 150 psi.on all cylinders. I have also instal... Trouble codes: P0340 (camshaft position circuit)
1999 Subaru Impreza Outback 2.2L MIL Lamp on VIN: JF1GF4853X
This vehicle keeps setting the code listed. It is an air fuel oxygen sensor. If I clear the code the A/F sensor works. If code is present the ECM goes open loop and sensor stays at 3.7V. I read that a heater circuit with too much amps being supplied from the ... Trouble codes: P1130 (Front oxygen a/f sensor circuit malfunction open circuit)
1995 Toyota Avalon XL 3.0L Mechanical VIN: 4TIGB11E1S
Customer's complaint is losing oil at an accelerated pace, 1 quart per 250 miles. I removed the timing cover and I can see a nice trail of oil coming from the cam seals, especially the front cam seal. What I would like to know is the best way to loosen & remov...
2003 Volkswagen Passat W8 4.0L engine VIN: WVWUK63B13
We were replacing the thermostat and the dowel pin fell into the passenger side cylinder head and damaged the engine. I ended up buying the car from the customer since they were already selling the car. I would like to try and fix the engine and keep my losses...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Audi A6 Quattro 4.2L No Reverse VIN: WAUZL64B61
Unfortunately the vehicle is still sitting at our shop, the customer has no money to fix it. Closing this request for now. Thank you to everybody that gave good input on this problem.
2001 Audi A4 1.8L MIL Lamp on VIN: WAUAC68D51
Thank you for all the replies. I am actually waiting for the customer to come back so we can finish fixing this car. After all of the posts I now have a path to follow to finally get this problem child out of my hair. THank you again and I will update this ... Trouble codes: P1128 (Fuel Trim Bank 1 Mult System too Lean), P1479 (Brake Boost Vacuum System Mechanical Malfunction), P0411 (Secondary Air Injection System Incorrect Flow Detected).
2002 Audi A6 Quattro 4.2L master cyl VIN: WAUML64B92
We loosened the booster enough to get the MC out. It wasn't fun, love german cars. Thanks for the help.
2000 BMW 528i 2.8L Abs VIN: WBADM6349Y
hello thank you everyone for the replies. i found a local re builder he rebuild the unit and no programming was required since he uses the same board. installed in call all light are off and drive good. thanks once again.
2001 BMW 740iL 4.4L Starting VIN: WBAGH834X1
Recieved a new key from BMW today and the car started right up. Thanks to all who replied. I never found out why the DME and ZKE would not produce data and the customer did not want to pursue it. FYI the customer had no other keys and I did try to leave the ol...
2004 BMW 530i 3.0L Surge VIN: WBANA73514
2006 BMW 325xi 3.0L no power VIN: WBAUD13546
Thanks to all that replied. After removing the valve cover we kind of figured out how the system operates. We saw where the cam stop was and figured out it just snapped back once the spring tension and motor were removed. we elected to just put it back toge... Trouble codes: 2A36.
2001 Buick LeSabre Custom 3.8L door locks
Thanks to all for the idea's for the repair. Not to sure what may have fixed it because I checked and cleaned many different things that were suggested. My gut feeling was the negative battery cable under the rear seat as it seemed to be corroded. Not positive...
2007 Buick Rendezvous CX 3.5L Windshield Wipers VIN: 3G5DA03E37
I did not fix this vehicle , however the vehicle was brought to another iATN member Technician , closer to where the customer lives. Turns out the problem was related to a remote start installed last month. The other shop has repaired the vehicle and all is we...
1995 Chevrolet Astro 4.3L Poor Idle Quality, Surge, MIL Lamp on, Suge at idle VIN: 1GNDM19WXS
Thanks to all who responded YOU'RE GREAT!!! James from Texas & Conrad from Maryland really helped me understand the Ignition circuitry.Thank you,Thank you Thank You. In the process of chacking The EST circuitry I found 2 Wires at the PCM bulkhead connector t... Trouble codes: 32 (EGR position out of range), 42 (EST problem), 45 (O2 fixed high).
2003 Chevrolet Blazer LS 4.3L No Start, Stall, Misfire VIN: 1GNDT13XO3
Close the book on this one, for now, Thank you all for your assistance, but were out of time, and customer is taking vehicle elsewhere. That's how it goes sometimes. If I find out what it was, I'll amend this one to help others.
2007 Chevrolet Malibu LS 2.2L electric steering VIN: 1G1ZS58F57
I replaced the torque sensor\motor part on the column and reprogramed the center position. The recall didn't apply to the car for some reason, that was checked before at the beginning of the repair. Couldn't find a for sure test to verify this problem just...
2001 Chrysler 300M 3.5L stalls engine VIN: 2C3AE66G22
I assume the vehicle is fixed although the customer has not returned to tell us it is OK. We cleaned the grounds and inspected for bare wires in the area where work had been performed, really did not find anything but it is very intermitten, you all have h...
1997 Dodge Ram 2500 5.9L Cruise control VIN: 3B7KC23DXV
This fix was 2 fold. The rear diff sensor was bad. After replacement, the abs/brake lights went out but cruise still would not work over 1600 rpms. It would engage below [...], I would push the accel button and it would start to gain speed until it hit 1600...
1996 Ford E-350 Econoline Club Wagon XLT HD 5.8L Cuts out, Stall, Misfire VIN: 1FDJE30H2S
Another distributor fixed the van for good. Thanks for everyone's replies. We had already tried module, coil and inspected the wiring and PCM. We even went as for as borrowing another van from there fleet (5 of the same exact vans) and swapped distributors and...
1997 Ford F-150 4.6L 4WD/Power windows VIN: 1FTDF18W4V
I installed a used GEM with the same number as the original, installed it and everything has been working OK now for about 5 days. There was no evidence of water on the GEM and no green corrosion problems on the connections. Thanks you for your help, Bob
2000 Ford E-350 Econoline Club Wagon XLT 5.4L Monitors wont run VIN: 1FBSS31L4Y
Thanks everyone for your help on this one. After trying most of the suggestion here i ended up running accrossed the OBD System Operation Summary - Model Year 2000 file. Located here . on page ...
2001 Ford Mustang GT 4.6L Poor Idle Quality, lean VIN: 1FAFP45X21
Goodmorning All, well this one is fixed. We ended up with two problems, the computer was the problem with the no check eng light and the MAF was the problem with the lean idle. Thanks for the info on basic mass air about gms should be around engine liter. This... Trouble codes: P0136, P0156, P1131, P1151.
2002 Ford Taurus LX 3.0L No Start VIN: 1FAFP55U42
thanks to all who took time to respond and help a fellow technician. the problem ended up being the fuel pump for the no start. and the pcm was causing all other codes to set. replaced both and customer is on his way. God bless Trouble codes: P1235 (Fuel pump ctrl out of range).
2006 Ford E-250 5.4L master VIN: 1FTNE24WX6
After time and testing we changed the brake hoses and that wasnt really the fix. A new master cyl removed the ft grabbing and it not only stops great but the release is excellent.
1996 GMC Jimmy SLE 4.3L readiness monitors VIN: 1GKDT13W6T
thanks to everyone that helped. i tried a new battery, and everything reset but the cat. drove the vehilce about 30 miles and the cat finally set. evrything is good. thanks again to all those that replied, and have a nice thanksgiving.
2002 Honda Odyssey EX 3.5L 2-3 shift VIN: 2HKRL186X2
Well the customer decided to drive this thing until it won't move anymore. I know it wont be long at all. What we discussed is the replacement of the trans as a complete unit. Thanks to all the members that replied. I did remove the shift solonoids and yes th...
2004 Hyundai Santa Fe 2.4L No Start VIN: KM8SB12B34
Thank you for all the suggestions- we checked the purge valve and it was fine. Problem had never showed up after filling. We cleaned the MAF sensor in case the mixture was off. We checked and cleaned connections at coolant temp sensor. Have monitored all s...
2000 Infiniti G20 T 2.0L Battery light VIN: JNKCPLLAXY
Took your advice and replaced alternator. No light, we'll see what happens here in a few weeks. Thanks a lot guys
1993 Jaguar XJ6 4.0L Door locks VIN: SAJHW1748P
I want to thanks all the help that i got. Brian from California, you were correct, lubing the front passenger door latch, took care of the problem, thanks for all the replies
2003 Jaguar S-Type 3.0L Heat/AC regulation VIN: SAJEA01T63
Thanks for all your replies. This car has 1 temperature sensor in the dash - the evap temp sensor on the lh side of dash VERY close to the firewall. This part cured the problem and the customer is VERY happy. Thanks again...
2003 Jaguar X-Type 3.0L radio/defrost VIN: SAJEA51C63
Thanks for all your replies! I replaced the amplifier in the lh rear c-pillar. This part was covered in corossion. It made the issue a bit better, but when we replaced the rear windshield due to leaks and suspect antenna in the glass, the problem is now sol...
2004 Jaguar X-Type 3.0L mirrors power seats VIN: SAJEA51C64
I am calling this fixed even though I feel uneasy about the fix I thank all of you for answering my questions.I called a buddy at Jaguar and they do a hard reset themselves in this situation. It is simular to your home computer locking up and you have to res...
2002 Mazda Protege5 2.0L Charging, Electrical System VIN: JM1BJ24642
After installing an After-market Alternator, the problem still existed. At first I was afraid I installed a bad part. Th vehicle has many after-market Stereo Components installed. I systematically started to disconnect them one by one. I eventually determined ...
2006 Mazda 6 i 2.3L Power Window VIN: 1YVFP80C26
It seems the passenger side is bad, there was no click heard during programming. Customer was content with the windows working like they are.
2000 Mercedes-Benz E430 4Matic 4.3L power window and sunroof VIN: WDBJF83J5Y
The PSE pump/module under the rear seat was the issue. Thanks to all that replied as you all were very helpful. This website and you guys are great
2001 Mercedes-Benz S500 5.0L supply voltage to rpm sensor2 and 3 VIN: WDBNG75JOY
To mae a long story short after performing al pertinent test's,I decided to start by replacing the ,elec conductor plate even though it tested ok ( lest expensive place to start especilly on a benz with 150,000 K miles).Changed A/T filter (fluid was filthy).af...
2002 Mini Cooper 1.6L ABS Control module VIN: WMWRC33482
Fellow mini coop techs: I'm closing this tech help on the problem with the contro module which did not program, seems like I had to do double check all the parts that was ordered. We found out the mini cooper dealer had send us the incorrect module. When the c...
2001 Nissan Quest SE 3.3L MIL Lamp on VIN: 4N2ZN16T01
Thanks to all who gave their time to help.As was suggested i installed a oem 02s sent customer on her way two weeks later and still all is good.thanks to all. Trouble codes: P0141.
2000 Saab 9-5 Aero 2.3L abs VIN: YS3EH45G5Y
We did not repair the vehicle. To summarize the help replies: -the system cannot be interrogated except with a Tech 11 with correct software, although one shop could get in using Gm see the replies for details. -it is common for someone to swap in a salvage...
1998 Subaru Legacy GT 2.5L No Start VIN: 4S3BG6850W
This one is fixed-I never would have found it if the problem would not manifested itself again. After driving for 2 weeks, Saturday night it again would not start after 1 hour at a Coffee shop. I talked with the customer at church on Sunday morning and got h...
2007 Volkswagen Rabbit 2.5 2.5L High RPM btwn shfts VIN: WVWAR71K07
Thanks for the input. We advised the customer that it appears to be a characteristic of this vehicle & to bring it back if it becomes more pronounced since it only seems to do it under hard acceleration and quick shifts.
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next