Automotive Technicians Technical Discussion and Fixes for Mar 16, 2012

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	Help Request	Answers
	2006 BMW 525i 3.0L Broken bolt VIN: WBANE53576 This car came in with an oil leak. It's coming from near the oil filter housing, more specifically , it's coming from a broken bolt in the head. It's just behind the oil filter housing and goes through the head gasket. To access the bolt, the intake has to com...	View
	1997 Chevrolet Venture LS 3.4L Surge, Misfire, MIL Lamp on VIN: 1GNDU03E4V Hello everyone, got this gm that is giving us p0300 codes intermintently. As one can see I have replaced parts that were worn out and tried new parts and/or known good parts for testing purposes. What stands out is the neg fuel trims all the time and an approx... Trouble codes: P0300	View
	1999 Chevrolet Tahoe LS 5.7L Cuts out, Misfire, MIL Lamp on VIN: 1GNEK13R8X This truck runs great under normal driving conditions, even under a hard acceleration. Then when you let off the gas a little while driving, get back into the gas, it starts missing on cyls. 4 & 5. Cyl. 5 goes around 200 counts, no. 4 around 10 counts. Sometim... Trouble codes: P0300	View
	2006 Dodge Stratus SXT 2.7L R/F Window VIN: 1B3EL46R26 Hey guys, i have a r/f window in this car that is inop, tech diagnosed as faulty motor/ regulator...replaced with oem unit to find it to work in only the up position until the window is all the way up and then it is stuck up. Tested switch to find power up & d...	View
	1998 Ford Ranger Splash 2.5L engine dies VIN: 1FTYR10C3W wheww what a day this truck is going crazy it came in with a dieing problem when u but it in gear it dies no matter if it drive or reverese so i was thinking it was it was a tcc solinod or torque tried tcc first then tourque no change atall i no im missing som...	View
	2003 Ford Explorer Sport Trac XLS 4.0L windshield washer VIN: 1FMZU77E43 I have this truck that just cant get the windshield washer to work. I get 12 volts going to the pump when pushing the switch.I took the chance of replacing the multi function switch and the pump but still wont work..Check the wires in the steering column and t...	View
	2003 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53203 Hi all,this is about to drive me and my customer crazy... Sets a code p0460 fuel level sensor(see code description). the flex fuel module has been replaced,by another shop. Another shop replace the fuel pump module...with the wrong one.Original was reinstalled... Trouble codes: P0460	View
	2006 Ford F-250 Super Duty XLT 6.0L white smoke VIN: 1FTSW21P06 hello fellow techs i have a 6.0 that has a white smoking problem when cold and on acceleration the smoke goes away when truck sits and idles awhile and comes back under acceleration thought it was an egr cooler we pulled egr out and pressureized the cooling sy...	View
	2006 Ford Taurus SE 3.0L Air bag system VIN: 1FAFP53U26 Just wanted to see if there is anyone who has dealt with this code before and any way to check the components without simulators, or would i be trying to waiste my time and the customers, or should i send her to a ford dealer? thanks for any replies.	View
	2007 Ford Focus SE 2.0L Misfire VIN: 1FAFP36NX7 Hey there everyone in Tech Land, This focus was unused for 5 days while parked at the airport . Customer returned and barely made it home. Under powered misfire etc. when the vehicle came to me misfires on all cylinders where stored where present. Voltage meas... Trouble codes: P0316 (Misfire on startup), P0304 (Cylinder 4 misfire)	View
	2008 Ford F-150 XLT 4.2L Poor Idle Quality VIN: 1FTRF12298 Hi, to all tech. Customer was driving , suddenly truck quit on him.after a litle while he could start the truck, so he drove it to me , running on 3 or 4 cylinder !! no misfire code present , only codes are there (p0353 and p1000)checked continuvity between co... Trouble codes: P0353 (Ignition coil primery wiring problem)	View
	2010 Ford Transit Connect XLT 2.0L Drive belt Noticed at front belt section bulging and tearing away with belt chirp noise.	View
	2003 Honda Pilot EX 3.5L Poor Idle Quality, Cuts out, Stall VIN: 2HKYF18583 Hey there, this Honda Pilot will intermittently stall (die) at stop lights after it warms up. It acts like the idle is too low, like the iac isnt working, so I replaced the iac with a deal part, and it test drove great for a day. Customer brough back with exca...	View
	2004 Hyundai Sonata 2.4L Hesitation, Surge, Cuts out, Stall, Misfire VIN: KMHWF25S44 Car came in for running rough. Test drove the car and found it undrivable. It bucks, jerks and stalls. It sets a p0340 on the second drive cycle. I dont know where to go. I took the timing belt cover off and the belt looks good. Scoped the cam and cranck with ... Trouble codes: P0340	View
	2005 Hyundai Elantra GLS 2.0L 2-3 shift VIN: KMHDN46DX5 The vehicle's 2-3 shift under light throttle seems to occur while the previous gear is still engaged. If throttle and speed is increased, the shift is normal. This action when vehicle is at normal operating temp. Also when vehicle is parked, after the 2-3 symp...	View
	2005 Hyundai Elantra GLS 2.0L Drivetrain VIN: KMHDN56D85 Greetings ! First Time iATN user here - This is a doubly Ironic Problem for me as it is a friends car and a concern I was foolish enough to point out to him because I noticed it when driving it to my shop to do some other work on it (converter) even though he ...	View
	2007 Hyundai Tucson GLS 2.0L overheating VIN: KM8JM12B67 vehicle came in with customer complaining of overheating. found code p0125. scan tool shows -54 degrees f and 0 volts for ect. temp gauge appears to work correctly. tested ground and signal for continuity- ok, tested voltage at ect connector 5v and ground 0.-o... Trouble codes: P0125	View
	2004 Jaguar Vanden Plas 4.2L High beams VIN: SAJWA74C44 The high beams are not working. The flash position on the combo switch does work, so I know the relay, wiring and bulbs are good. I cannot find any diag info on this circuit. From the wiring diagram it looks like there is a series of resistors in the combinati...	View
	2004 Jaguar X-Type 3.0L Unknown VIN: SAJEA51C44 customer just perchased vehicle. was told it needed a power steering pump. Noise is a whine coming from transmission. Checked arcives. pulled front trans cover to inspect and attempt a filter swap. no filter. No listing for a filter at the local parts stores. ...	View
	1998 Land Rover Discovery LE 4.0L ignition VIN: SALJY1247W Vehicle came in with a crank-no start condition. I connected a scanner and had no comunication, so next I tested all of the fuses, grounds and b+ connections. Next I got a used ECU, now I have codes and data!!! Still crank and no start. Looking at the data I s...	View
	2003 Land Rover Range Rover HSE 4.4L Suspension VIN: SALME11453 customer had airbags replaced somewhere else, brought to us to have light shut off. we shut light off. customer came back a month later, said light was back on again and that he towed a trailer when it came on. we tried to reset light but can't talk with compu...	View
	2006 Lexus RX400h 3.3L Heater/Air Cond. VIN: JTJHW31U26 Vehicle came in with a stuck ignition cylinder. We had to drop the steering column to remove the cylinder. In the process we removed the the drivers information center and stereo assemby. After reassembling everything, the ignition switch works great but now t...	View
	2001 Mazda MPV DX 2.5L Emission VIN: JM3LW28G51 Hello my fellow Iatn'rs: I have this one Mazda MPV, customer had Battery replaced By AutoZzzzz, about 2 month ago customer had registration smog due a month later, it was rejected due to 2 Emission monitors not ready, (no codes, car runs perfect) EGR and Catal...	View
	1976 Mercedes-Benz 300D 3.0L rear view mirror VIN: 1151141204 Performing Quite a Bit of work on this vehicle and the one thing the customer really wants is for me to remove his rear view mirror I want to accomadate this for him but cannot for the life of me figure out how this is accomplished anyone have the secrets so I...	View
	1999 Mitsubishi Mirage LS 1.8L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy VIN: JMFLRH76WX Dear mitsu tech's, this 1.8lt engine is driving me insane. The vehicle came in with a bad misfire and pinging badly. After checking codes found a cam angle sensor code. Did a visual check and found that the spark plugs were fouled as if the firing order was in...	View
	2008 Nissan Quest SL 3.5L Radio wont turn on VIN: 5N1BV28U88 Hey Nissan guys, we have a quest with the standard base radio in it and the radio will not come on. We checked the usual voltages and what not and everything tested good so we replaced the "AV switch unit" and still non-op. Noticed that there was a vin code st...	View
	1999 Plymouth Grand Voyager Expresso 3.8L Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1P4GP44L5X I replaced the spark plugs & front 02 about two weeks ago. The weather here has become warm in the last week (70's). When the weather was warm & the engine had been run for a while, the front 02 would go to 0 volts, fuel trim to +25 & the engine would barely r... Trouble codes: P0171 (Lean)	View
	2005 Subaru Outback XT 2.5L Surge VIN: 4S4BP67C05 Car has a 1-2 mph, rapid surge when C/C engaged. Can see throttle opening angle is changing rapidly in datastream graphing. Increasing speed manually 1-2 mph so C/C isn't running the throttle causes it to smooth out. Mitchell and Alldata say ECM uses speed sig...	View
	2003 Suzuki Aerio SX 2.0L Stall VIN: JS2RC41H53 Group, I have a believe fuel problem with this vehicle but wanted any suzuki experts advice. It came in as dies at idle at times and won't hardly go when accelerating. Symptoms supposed to some and go. I scanned and had code for mass airflow. Noticed when dies...	View
	1994 Toyota 4Runner SR5 2.4L Noisy valve train VIN: JT3RN37W4R Hello all. I'm posting in order to eliminate things I haven't thought of and for some fresh ideas. This 22R arrived at the shop with a very rough idle; it had a reman. motor installed some months ago at another shop. I pulled the valve cover and found zero las...	View
	1996 Toyota Camry DX 2.2L Cam seal VIN: 4T1BG12K2T Wonder if anyone has run into this.This Camry came in for oil leaks,of which there were many.Main leaks were cam seal and oil pump cover.Put in a t-belt kit,oil pump gasket and seal,crank seal and cam seal.Ran engine without timing covers to check for leaks,af...	View
	2005 Toyota Echo 1.5L Misfire VIN: JTDBT12305 I have put multiple coils on the same two cylinders evevry couple of weeks. After replacement the car runs great. Trouble codes: P0301	View
	1999 Volkswagen Beetle GLS 1.9L drive belt VIN: 3VWCF21C2X Has anyone else seen where the drive belt tensioner break on this diesel and what was the repair, I know this is a short message, but it is wahat it si Thanks Mark	View
	2002 Volkswagen Beetle Sport 1.8L engine VIN: 3VWED21C32 car drove to shop replaced battery after battery replacement cust came to pick up no start pulled fuel feed hose no fuel replaced pump cranks no start pulled feed hose again good fuel flow now checked injectior pulse good no spark found code no rpm signal repl...	View
	2004 Volkswagen Jetta GL 2.0L No Start VIN: 3VWRA69M14 this car died and restarted once then nothing jus cranks over. after some basic checks , no fuel pressure ,injector pulse good ,spark good ,compression good ,i figured out that the fuel injectors and fuel pump were not being powered on crank or jus ign. on ? w...	View
	2002 Volvo S60 AWD 2.4L all wheel drive VIN: YV1RH58D42 Calling all Volvo techs. Any help would be much appreciated. The problem im having is that the rear diff stays locked all the time making turning very hard and eventually causing driveline damage. The vehicle came in originaly with a loude noise from under the...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1994 Acura Legend L 3.2L ABS Module, Master Cylinder VIN: JH4KA7655R hey guys thanks again for all your information about telling us to check the mechanical issues. We looked into the ABS Motor. We disconnected the wires to the motor 1 by 1 and realized it was still locking up. We then unplugged all wires but one and the same t...	5
	2001 Audi A4 1.8L ABS, Brake Pad Sensor Sorry guys for the late reply.finally got a hold of a euto scanner. The problem was just a reprogramming of the cluster. I just learned that they change the battery. The brake pad warning light went out. the trunk open warning was the sensor switch on the l...	10
	2005 BMW 330xi 3.0L MIL Lamp on VIN: WBAEW53435 Many thanks to all who replied. All of you were right on the money. After a careful inspection of the vacume hose along side of the engine I found that it had deteriated from the heat of the exhaust manifold and was leaking. All that was needed was a short pie... Trouble codes: P0491, P0492.	3
	2002 Cadillac Escalade 6.0L Turn signals VIN: 1GYEK63N02 I appreciate all of you taking your time to try and help me with this problem. I followed some of your suggestions in trying an OE flasher, re-installing factory lights, makings sure bulbs were good and were the right ones, I triple check all the grounds I co...	13
	1972 Chevrolet C10 Pickup 6.6L Starting VIN: CCE242S140 a million thank's to everyone that help me with this project,if it wouldn't be for all of you I could not get it done.tha wiring diagrams were right,I don't have much to explain on this fix because all I have to do was properly attached and connect wires and c...	10
	2002 Chevrolet Suburban 1500 LT 5.3L L/R window VIN: 1GNFK16Z72 Customer lit me on fire-lol.She assumed that i had the answers in my back pocket and couldn't understand why I was going to charge for more diag. time. We met on common ground and sent her packing to another shop.Sorry I could not say what fixed this vehicle, ...	10
	2003 Chevrolet Silverado 1500 5.3L Limp Mode VIN: 2GCEK19T23 Bruce from Ontario nailed it. This thing did have a remote start and customer was starting with the remote when problem occured, (which he didn,t tell me at first) so I added a relay from the ignition power on from the remote start and ran a wire all the way t...	15
	2003 Chevrolet Malibu LS 3.1L Hesitation, Surge VIN: 1G1NE52JX3 This was a more straight forward fix than I expected. I initially thought the MAF was bad and was surprised when the car ran worse when it was disconnected. Alas, the exhaust 'flow' that I was getting was not enough under load. I have NEVER seen that much back... Trouble codes: P0300 (Random misfire-this code is intermittant and have miss history only on cyls 2 4).	12
	2004 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19Z54 Thanks for the help. We found that when he washed his wheel wells that the computer on the fender had cracked wire's and were getting wet. Repaired wire's and could not get problem to repeat. Trouble codes: P0300 (Random misfire).	18
	2004 Chevrolet Silverado 2500 HD 6.6L Oil Pressure Guage VIN: 1GCHK23184 thanks to all who replied, and for your help. two injectors were leaking into oil. pulled all and had them tested and repaired. changed oil and all is well.	10
	2006 Chevrolet Express 1500 4.3L MIL Lamp on VIN: 1GCFG15X46 sorry for the delay,i was in the hospital for 4 days with health problem.thanks to all whe to replied.the van can be returned to the client whithout repair bigcauce i was out for few days.i think the problem is pcm ,no exaust problem finder,vaccum iridenin 1... Trouble codes: P0507, P0420, P0430.	11
	2005 Chrysler Pacifica Touring 3.5L temp controls VIN: 2C4GF68455 thanyyou for the replies, did the battery reset by touching cables together,for a second time this time kept them together for 30 min(first time for only 5 min) now the system is working properly.	3
	1999 Dodge Caravan 2.4L wipers, Headlights VIN: 2B4FP25B2X Thankyou To everyone that provided me with some great and helpful hints after further investigating technician found that BCM was getting water damaged due to the cowling being filled with pine needles and running down right on top of it.	10
	2002 Dodge Ram 2500 5.9L Poor Idle Quality, Hesitation, Surge, Cuts out VIN: 3B7KF23C12 Well this one is fixed. As everyone said 99% of the time the fuel supply pump gets weak or quits and it takes out the injection pump, this one turned out to be in that last 1%. It turned out to be a bad cam sensor (this truck does not have a crank sensor). We ... Trouble codes: P1690, P0216.	7
	1998 Ford F-150 Lariat 4.6L MIL Lamp on VIN: 1FTZX18W6W thanks to all who replied. there was still a vac leak i was missing but it ended up being in the brake booster. never leaked with smoke machine but leaked vacuum under dash. when i was testing for vac leaks I plugged off the hose to the booster but I didn't ... Trouble codes: P0171, P0174.	14
	2001 Ford Taurus LX 3.0L Mode 6 VIN: 1FAHP52U01 Thank you to all who took time from their busy schedule to offer help!! The vehicle is fixed and passed state emissions. The customer had driven the vehicle for a year without setting any monitors prior to me seeing the vehicle. The only clue I had was the 4 f...	6
	2002 Ford F-150 King Ranch 5.4L Cuts out, Misfire, MIL Lamp on VIN: 1FTRX18L02 thanks to all that replied, after studying identifix and finding everyone replaced coils and plugs i decided not to replace them!!i just couldnt get past the wave form looking good on the scope so i decided to check fuel pressure, it looked good,oh no!! then i... Trouble codes: P0308 (Misfire cyl 8), P0316 (Misfire under 1000 rpm).	18
	2004 Ford F-150 STX 4.6L fuel in oil VIN: 1FTRF04W04 Thanks guys for all the input,we had replaced the injectors before,but the where leaking again, becaus it is a farmer and we guess the farm fuel is killing the injectors,so we replaced them all again and hope this will be it,every thing els was good including ...	20
	2005 GMC Sierra 1500 SLE 4.8L engine VIN: 1GTEK14V55 THANK YOU ALL FOR THE HELP. AFTER SPENDING HOURS TRYING TO NAIL THIS DOWN I BROKE DOWN AND CALLED THE IATN HOT LINE. I TALKED TO CHRIS WHO ADVISED ME TO CHECK POWERS AND GROUNDS TO THE BODY CONTROL MODULE. THE PROBLEM WAS PRESENT DURING THIS TIME AND FOUND FLU...	13
	2008 Land Rover Range Rover HSE 4.4L MIL Lamp on VIN: SALME15478 Well i am calling this one as fix here is the story after i open this request i called mobile tech to update pcm with his autologic land rover option didnt work and he suggested me for injector cleaning. i callled land rover part guy and changed the intake ... Trouble codes: P0171, P0174.	6
	2004 Mazda 6 i 2.3L No Start VIN: 1YVFP80C24 thank you again for all your support,and going thru all your imput I determined it is the computer causing this problem after following some some of your advises and tests,I'm waiting for the computer to arrive and get this car going,but once I get it I will p...	6
	2004 Mazda B3000 SE 3.0L Poor Idle Quality, Surge VIN: 4F4YR46U14 We replaced the Mass Airflow sensor and so far all is well. Thx's everyone for the help.	3
	2005 Mazda Tribute i 2.3L tcc staying engaed VIN: 4F2YZ02Z45 thank you all for the quick responce and advice. The cust. did not whant to fix the car but with the tests that I have done it is the torque converter that was locked up. For pepole how may look at this post the car would die as soon as you put into gear wi...	8
	2001 Mercedes-Benz E320 3.2L 1-2 shift VIN: WDBJF65J81 WE INSTALLED A NEW CONDUCTOR BOARD,NEW FILTER AND FLUID ROAD TESTED AND ALL IS WELL.INSTALLING THE NEW BOARD WAS NOT BAD OF JOB.THANKS TO ALL RESPONDERS.	12
	1993 Toyota Camry LE 2.2L No Start VIN: 4T1SK12E6P After much aggrevation with this car and the car lot we got it from, I am done working on it. The car still is not running. I feel it is all going to boil down to a bad igniter, but the guy who has it (used car dealer) doesn't want to spend the money to get ... Trouble codes: 14 (No Ignition Signal).	14
	1998 Volkswagen Beetle 2.0L Electronic VIN: 3VWBB61C5W I had no luck sourcing these TSB harnesses. I informed the customer that likely harnesses would have to be made, but recommended accessing the TCM and performing pinpoint tests on the harnesses first, as it is possibly a TCM problem. This customer did not wish...	5
	2002 Volkswagen Golf GL 2.0L reverse VIN: 9BWBB61J82 i found transmission has internal problem. So the customer wants to put used transmission. thanks for helping	3
	2004 Volkswagen Jetta GLS 1.8L Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy VIN: 3VWSE69M74 instaled new oem coils and plugs, The condition didn't change. The problem was the intake passages had major crud obstruction. scraped cleaned all passages and reassembled and good to go...	18

(Also Available: All, Asian, Chrysler, European, Ford, GM.)