Automotive Technicians Technical Discussion and Fixes for Jan 1, 2009

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models

	Help Request	Answers
	1996 Audi A6 2.8L Poor Idle Quality VIN: WAUGA84A2T wifes car. problem is she only drives 1/2 mile to work,in cold,10 degree or colder weather, moisture from crankcase vent lines accumulates on throttle body and will freeze holding throttle open. i have resorted to changing oil every 1000mi or once a month in w...	View
	1995 Chevrolet C2500 5.7L Hesitation, Cuts out, Misfire VIN: 1GCFK24K5S truck came back a week later with agian no power but now the the o2 sensors running rich under load. about .850-.900mv the plugs keep getting fowled out completly black every time. the spark voltage is only running around 4 to 6 kv but if you ground the wire y...	View
	1995 Chevrolet Blazer 4.3L No Start I have this truck with no injector pulse. Ok before all of you answer it is NOT a fuel pressure problem OR the injector or connector.I am testing the pulse at the connector(engine side) with the injector umplugged. If you let the vehicle sit for several hours ...	View
	2002 Chevrolet Malibu 3.1L Power door locks VIN: 1G1ND52J82 We have a 2002 Chevy Malibu service car with power locks that when placed in drive the car automatically locks the doors, But when the car is placed in park and the ignition turned off they do not unlock automatically. I have read the service info on this and ...	View
	2002 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality VIN: 3GNFK16Z52 hello all, i am fighting the wifes suburban cold start (mornings only). w/ tech 2 hooked up,no codes,stay in open loop approx 7 +- minutes,idle lopes,misfires counted on 2 thru 7 cyls, i have sprayed intake for posible false air none apparent,has no miles on f...	View
	1997 Dodge Ram 3500 5.9L alternator VIN: 1B6MC36DOV Customer brought truck in 2 days ago complaining about charge guage fluctuation and hard to start // had to jump vehicle. we had installed a reman alternator in august. Checked batteries and drivers side battery checked low on charge, we had installed batterie...	View
	1991 Ford F-150 Custom 5.0L Cuts out VIN: 1FTDF15H2M Truck came in with complaint about dying tried many times to duplicate complaint no luck Tried again late yesterday started truck let idle 10 min then tried to get truck to die (apply brake and pull into drive no foot on gas pedal) as soon as I did this truc...	View
	1994 Ford Bronco Eddie Bauer 5.0L No Start, Stall VIN: 1FMEU15N3R hello fellow techs i am a gm tech helping a friend with a veh he bought from the county.clean truck.runs rough on cold star-up and stalls w/o putting foot on the gas pedal.runs great after warm-up(aprox 5 minutes). preliminary checks not showing anything obvio...	View
	1999 Ford F-250 Super Duty Lariat 7.3L High Exhaust Temp VIN: 1FTNX21F7X This is my Son's truck. The Main concern is High Exh. Temp. under a load. He says he needs to back off the accelerator most of the time he's pulling a medium grade even when he's being conservative with the accelerator. He has a Banks performace device that pl... Trouble codes: P0605 (Internal PCM error), P0476 (Exhaust Pressure Control Valve Performance), P1249 (Turbo Waste Gate Performance)	View
	1999 Ford Windstar LX 3.8L 1,2,3,4, switched relays VIN: 2FMZA5141X Customer came in with a battery drain after 6-8 hours. No code in any modules. Found switched system power relays 1, 2, 3, and 4 are hot with the key off...traced to grounding circuit from rear electronic module. by unplugging harness from module that supplied...	View
	2005 Ford F-150 King Ranch 5.4L Left rear wheel VIN: 1FTPW12535 Have four (4) new tires replaced original OEM tires due to normal tread wear @ 54,000 miles. The new left rear tire has noticeable vibration at 55 MPH, smooths out and disappears both below and above this road speed. All four tires have correct pressure and si...	View
	1998 GMC Safari SL 4.3L Hesitation VIN: 1GMHM1GW1G cust. complaint= vehicle lacks power on excel from a stop and in reverse and seems like the tcc isn't locking up on the freeway. well guys, this one here is woopin me up pretty good now oh ya, happy new year! anyway, this van badly lacks power from a stop up t...	View
	2000 Honda Odyssey EX 3.5L CV joint VIN: 2HKRL1866Y When accelerating hard either from a stop or rolling at any speed this van has a fairly strong vibration felt through the body of the vehicle. It feels like a bad inner joint feels but we can't seem to determine which side it might be. Actually feels like both...	View
	2002 Hyundai Sonata 2.7L Misfire VIN: KKMHWF35H4 Hi, Hyundai techs, I need your help. This is the 2nd Hyundai I've ever worked before, and 1st time to ask for help in iATN ... This Sonata failed the smog check because of the Check Engine light stays on, the tailpipe emission is very clean as normal, but it h... Trouble codes: P0300 (Random misfire), P0302 (Cylinder 2 misfire), P0305 (Cylinder 5 misfire), P0455 (Evaporative control system Large leak), P1166 (HO2S controller adaption diagnosis Malfunction Bank 1), P1167 (HO2S controller adaption diagnosis Malfunction Bank 2)	View
	2001 Kia Sportage 2.0L fuel leak VIN: KNDJB72391 Hello fellow techs, I have this Kia here. Its my father in laws vehicle. This vehicle has a very intermittent fuel leak.On two occasions when temperature has been below freezing there will be a fuel leak coming from the fuel rail about middle way and dripping ...	View
	1991 Mazda Miata 1.6L Poor Idle Quality, Hesitation, Stall VIN: JM1NA3515L car runs good when cold for about 10 minute after warm up it blogs and no power with lots of white puffy smoke clouds, oil visual leak from compressor side, want to get feedback before i replace the garrett t25	View
	1992 Mercury Sable LS 3.8L oil pressure VIN: 1MECM5848N This car has NO oil pressure. The light is on and the lifters are rattling badly. I took off the oil pump; looks fine. I wanted to replace the relief valve, but that is a 5 hour job including removing the timing cover. The customer doesn't want to spend that m...	View
	2001 Mitsubishi Eclipse GS 2.4L MIL Lamp on VIN: 4A3AC44G81 I need some help from you Mitsu guys. I have a car with a P0441 EVAP code that will not go away. I've replaced the purge control solenoid and the fuel tank pressure sensor. Both were out of spec and the purge solenoid was intermittent, but that's not my real p... Trouble codes: P0441 (Incorrect Flow/No Purge Flow)	View
	2000 Saturn all CID models VIN: 1236798009 how to identify the different saturn models	View
	2002 Volkswagen Beetle GLS 2.0L SRS Module VIN: 3VWCK21C72 I just recently installed a new SRS module in this Beetle due to the old one being dead. I now have an SRS light on but no codes. Has anyone re-coded one of these with a Matco Determinator/OTC Genisys scan tool? I have the most recent Euro and ABS/Airbag softw...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2002 BMW 530i 3.0L No Start, No Crank VIN: WBADT63422 Thanks everybody who helped. Especially Mirek and Harold . It ended up being EWS Module would not recognize the key . I removed module and took key with module to local locksmith . They were able to reset module to match the key or vise versa . Anyway, everyt...	10
	1994 Buick Century Special 3.1L No Start, no mil lamp VIN: 1G4AG55M3R This one is fixed thanks to everyone who replied. this car just enough wire left connecting the fuel pump fuse to the harness that with key off had good voltage to ecm, however with key on the load was enough to take it all alway giving me a dead ecm. Started ...	21
	1989 Chevrolet Corsica 2.8L No Start VIN: 1G1LT51W4K Well thanks to the abundance of replies. Here is what I have learned. According to the GM service manual, the only items that affect spark are the crank sensor and the module. Wrong! If I had known in advance that the ECM is also involved I would have tapped i...	40
	1995 Chevrolet Lumina 3.1L fans inop VIN: 2G1WL52M8S Thank you to all that responded. I have found that dash gauge was inacurate. I followed the tip by some to check the temp with a raytec. I checked at the thermostat, radiator, engine block and the gauge sender and none were the temp shown on the dash. The fan...	14
	1990 Ford E-150 Econoline Custom 5.0L Poor Idle Quality, Cuts out VIN: 1FTEE14N7L Well, first off I want to thank all that replied. Many great suggestions, which all led to the final result of this van being fixed. My business is more of a maintenance and service business, as I am mobile. I took this van on for a neighbor, and got a great e...	15
	1998 Ford Explorer Sport 4.0L Excessive Emissions VIN: 1FMYU22X4W Hello everyone and thanks for the input from all. As Bob and Robert both said, some scanners, especially on generic OBD2 will give some oddball data on some of these. I used my snap on scanner and entered it specific for this ford and got correct info out of...	5
	2003 Hyundai Santa Fe GLS 2.7L No Start, Stall VIN: KM8SC73D83 sorry for the delay in posting the fix...hollidays...first of all THANK YOU to all who replied...everyone hit the nail on the head...purge control sol valve...still can't believe that the pcm was not articulate enough to pick up on the fact of incorrect purge....	12
	2000 Infiniti I30 3.0L Misfire VIN: JNKCV51E65 Thanks for the help, the car started misfiring again. verified spark and pulse width. injector is at 14 ohms which is normal I guessed that the valve may be sticking. Replaced #2 injector and car is running fine now. Thanks again for all the replies Trouble codes: P0302, P0330.	8
	2000 Jaguar XJR 4.0L Pass door VIN: SAJDA15B0Y I deciphered how to use my Autologic scanner to test the function of all of the door switches and it showed the pass (front) door switch to be active all the time, door opened or closed. The other three doors' switches all showed inactive when the door(s) we...	5
	2000 Lexus RX300 3.0L keyless remote VIN: JT6GF10U9Y Although I haven't seen this car yet, I'm going to call it fixed. I received 3 help replies all with good info. Called the customer and left a message to check if ALL the doors were truly locked. The customer called and said they were in San Fransico and had ...	3
	1972 Mercedes-Benz 280SEL 4.5L Ft. band adjustment VIN: WDB1200557 Thanx everyone who replied. Worked like a charm. Tightened till snug(3.5-4 Ft Lb) and backed off 1 3/4 turns and tightened jam nut. This trans shifts great. Much appreciation to every iATN member who helped, this is what our network is all about.	8
	1999 Mercedes-Benz SLK230 Kompressor 2.3L Poor Idle Quality, Surge VIN: WDB1704472 many thanks to all who offered advice,especially marc [...],the problem was in the engine control unit,will send ecm for repairs,but as australia closes down for christmas the repairer is shut till 16 jan,thanks again. Trouble codes: C1022, C1025.	3
	2005 Mitsubishi Eclipse GT 3.0L No Start HATS OFF TO THE GREAT GROUP OF RESPONDERS !!! TURNED OUT TO BE THE ECM WAS INDEED DAMAGED DURING HE BODY SHOP WELDING. WE INSTALLED A USED UNIT AND HAD THE LOCAL DEALER FLASH IT. CAR RUNS FINE. THANKS AGAIN. DAVID C THORNBURG VA.	7
	2005 Subaru Impreza RS 2.5L Fuel smell VIN: JT34512SUB Retorqued all fuel line clamps sent car home with customer was [...] out and no more fuel smell.did find several clamps loose.If this happens again will plan on new rubber and clamps per subaru.	8
	1990 Volvo 740 GLE 2.3L hard start when cold VIN: YV1FA8946L Thanks for those who took the time, installing a Volvo OEM temp. sensor did solve the problem, I think the other sensor was made in (China) not good as OEM.	6

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