Automotive Technicians Technical Discussion and Fixes for Aug 15, 2009

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	Help Request	Answers
	1996 Audi Cabriolet 2.8L convertible VIN: AW3C568RQZ Help needed am running out of ideas. The power roof retracts to midway position and stops. The stowage lid for the roof will only lift 1 or 2 inches and drop back down. The roof seems to lock up in this position.	View
	2003 Audi Allroad Quattro 2.7L Torque Converter VIN: WA1YD64B33 Hey guys, i have this Audi in here with the fault code 17125 (p0741) followed the TSB and replaced torque Converter as TSB recommends. got the new torque converter and installed. now we have the same code popping up. Torque Converter clutch: stuck OFF/ No Powe...	View
	2005 BMW 525i 2.5L electrical short ignition stays on VIN: WBADT43443 After replacing battery two days ago then engine fail safe program came up in the cluster. car starts after a jump but lights on the cluster stay on as if the ignition is on even after removing the key.	View
	1995 Buick Park Avenue 3.8L No Start, Stall VIN: 1G4CW52K8S this car came to me on a hook, customer complaint was car would start and run about 15min and die. wait a few minutes and would do same thing. finally was completly dead. my first check found no crank rpm and no mass air flow reading during crank. checked wiri... Trouble codes: P1350 (ignition control opperation), P1361 (ignition control trigger malfunction), P1406 (egr pintal possition malfuction)	View
	2000 Chevrolet Suburban 1500 LT 5.3L Rear brakes VIN: 3GNFK16T8Y This is my personal car and my brake wear seems strange. About 3 years ago, I replaced all 4 sets of pads and rotors with Brembo slotted and Hawk pads. With a recent tire replacement, I noticed that the rear pads were down to the rivets and the fronts were at...	View
	2006 Chevrolet HHR LT 2.4L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GNDA23P76 random misfire is back all coils appear to be ok the misfires are on cylinder # 1 if i snap throttle some show up on # 2 not many though used oe plugs, very perplexing what i though was a simple fix has turned into something else, any help will be appreciated.... Trouble codes: P0300 (Random Cylinder Misfire), 4561 (Undocumented code traction control sets when mifire does)	View
	2006 Chevrolet Express 1500 LT 4.3L No Start, Stall VIN: 1GCFG15X26 Starts runs for three seconds dies. Had crank cam mass air flow codes originally. Replaced crank and mass air. Now no codes in pcm. Had p2961 key not in ignition. Replaced ignition switch and reprogrammed. Security. System. To no avail. I have over 60 lbs. Fue...	View
	1996 Chrysler Town & Country LXi 3.8L No Start, Stall VIN: 1C4GP64L9T started off checking crank sensor for square wave when stalled and would not restart had voltage and no square wave replaced with new let run stalled after 30 mins or so would not restart retested no spark or injector pulse retest ckp and no square wave..teste...	View
	1997 Dodge Dakota Sport 5.2L ATF Leak VIN: 1B7GG23Y9V ATF leaks from weep hole at rear of trans/front of Transfercase. I specialize in diagnostics and not familiar w this set-up. In my spare time(yah, rt--like i have any) i will plan to repair this. The fluid has been topped off while hot in Neutral as need be-...	View
	2001 Dodge Grand Caravan Sport 3.3L compressor VIN: 2B4GP44341 Compressor will not engage. No codes in any computer. All scanner inputs look good. Scanner shows a/c select switch on, a/c clutch off. Scanner shows a/c press 86 psi, a/c volts .96 so it looks like transducer is good. If I evacuate system pressure and voltage...	View
	2004 Ford F-250 Super Duty XL 6.8L MIL Lamp on VIN: 1FTEW25SJ4 Customer states: bucks, runs bad under load when damp/wet outside. also poor MPG Yes I know it's a V-10 I am using Snap-ON Verus scanner for testing/inspecting this veh. Traded my MODIS for it a couple weeks ago so still getting used to seeing so much data at... Trouble codes: P0171 (FUEL SYSTEM Lean bank 1), P0720 (output speed sensor circuit fault), P0722 (output speed sensor no signal)	View
	1997 GMC Sonoma SL 4.3L Engine VIN: 1GTCT14W4V Came in on a tow truck with a blown slave cylinder. Did a full clutch job. Afterwards, it was very difficult to start the engine. Found the distributor was 2 teeth off and could tell someone has had the intake off before. Retimmed distributor and got the engin...	View
	1998 Honda Accord EX 2.3L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1HGCG5645W owner removed upper intake cleaned egr ports now the car idles up and down and misses codes for misfire on all cylinders and code for random misfire checked plug wires for being installed correct checked for vacum leaks none found all sensor specs seem to be r...	View
	1998 Honda CR-V LX 2.0L Steering VIN: JH236511ER hi tech i have hard time to remove this rack and pinion read over all data ,remove 3 engine mounts and tilt .the whole thing the way look to me not relate to parts engine at all .it trapped inside rear bracket .it 4 wheel drive .thank you for your reply in adv...	View
	1997 Jeep Grand Cherokee Limited 5.2L Front Brake VIN: 1J4GZ78Y0V This Jeep is driving me to distraction. It operates fine for the first 3 miles, approx., then the right front brake begins to intermittantly grab. It grabs hard enough to actually make the tire bark, then it releases. Once it has done it the first time you can...	View
	2000 Kia Sportage 2.0L Poor Idle Quality, Hesitation VIN: KNDJB6236Y Thank You for reading this post. This vehicle has a chronic, intermittent rough idle at stops, and an intermittent hesitation when accelerating from a stop, and sometimes bogs down with a low power condition, no codes in the ecm memory, & no check engine ligh...	View
	2002 Kia Sedona EX 3.5L Poor Idle Quality, poor performance VIN: KN17654147 I have checked data and codes to find nothing out of line. This van is here for a 60k service and also the complaint of no power. The trans starts out in low gear ok and the van is a lacking power intil it hits 3000rpm ad then it picks up and goes. The custome...	View
	1992 Mercedes-Benz 500SL 5.0L operation VIN: WDBFA66EXN When operating the top, the top only closes half way and stops, retracts no problem, have very little experience with mercedes benz, any help would be greatly appreciated.	View
	2004 Nissan Titan LE 5.6L No Start hello tech, 04 nissan Titan 5.6L No start.No ecm communication,no MIL.Can scan other modules.I check the ABS code and there is a code RPM loss signal. First I check the ecm relay ecm power and ground they are all good.I'm thinking the ecm is no good,Anybody se...	View
	1997 Plymouth Voyager SE 3.3L Instrument cluster/ starting system VIN: 2P4GP44RXV Hey guys, i have this 1997 Plymouth voyager. Car came in for an occasional no crank no start. Cust stated that when they went to start the vehicle it would not crank, nor would the instrument cluster come on. The PCM has been replaced by another tech in our sh...	View
	1994 Volvo 850 2.4L Mechanical VIN: YV1LS5520R Heys guys, I need to know how to diagnose this poor a/c performance problem. The vehicle just doesn't get very cold inside and only has a low pressure quick connect gauge fitting! In an effort to start fresh I reclaimed it's current R134a charge, performed a v...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1995 Cadillac Fleetwood 5.7L rear hvac VIN: 1G6DW52P4S THIS CADILLAC IS FIXED AND BACK WITH IT'S OWNERS. I FIRST REPLACED THE VALVE IN REAR (FIRST MADE SURE LINES WERE NOT BLOCKED), REPLACED FRONT COOLING FAN, RECHARGED SYSTEM WITH FREON. CHECKED OPERATION OF REAR AIR AND IT WORKED JUST FINE. THANKS FOR ALL YOUR H...	8
	2002 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KD54Y42 Hi everybody. Sorry for taking too long to closing this help request on the CADILLAC 2002 with code po420. What happened is that, the costumer was told, as many of you suggested, that an OE catalitic was necessary in order to get rid of that code. He said tha... Trouble codes: P0410, P0420, P0420.	10
	1993 Eagle Vision TSi 3.5L Starting VIN: 2E3ED66F3P Sorry about the delay in repairing but it turned out to be the negative terminal at the battery. The factory terminal had no connection from the cable to the terminal. I replaced the terminal and the car works fine. Thanks for all the help. Mike	19
	1996 Ford Aerostar 4.0L Misfire VIN: 1FTW16TSTS John Paul and I hit it on the nose, Exhaust seat damage was confirmed, Thanks for the help. Trouble codes: P0303, P0133.	3
	1999 Ford F-150 4.2L intake manifold VIN: 1FTZX1724X It is always something simple!! If someone else would do there job I will do mine. The first AND second set of gaskets sent to me by the eng. mfg. were incorrect.(they fit and aligned perfectly on head) "Double seal" design to prevent coolant leaks into oil is...	3
	2002 Ford Mustang GT 4.6L Stall, MIL Lamp on VIN: 1FADP42X82 I would like to thank everyone who replied to this posting. The problem was a bad diode in the alt. This site has gade A tech,s and I will use it again. I also will contribute to this site as much as posible. Good job every one!!!. Thanks John-Paul Trouble codes: P0340.	6
	2002 Jeep Grand Cherokee Laredo 4.0L a/c VIN: 1J4GX48S12 After much head scratchin and thinkin i finally learned a bit abouct the networking system and started testing modules indepndantly the only last issue was a air bag module that seemed to be shorted throwing odd siganls across the pci network though having to ...	6
	2001 Mercedes-Benz CLK320 3.2L stop lights VIN: WDBLJ65G1F I CHECKED THE EXTERIOR FUSES AND FOUND THEM TO ALL SHOW GOOD. STILL I HAD NO BRAKE LAMPS. SO I PULLED THE STOP LAMP FUSE AND CHECKED IT. IT WAS GOOD. I PLUGGED IT BACK IN AND THE BRAKE LAMPS STARTED WORKING! I AM NOT SURE WHAT I DID BUT IT WORKED! THANKS FOR A...	7
	1997 Mitsubishi Galant DE 2.4L Power Windows VIN: 4A3AJ56GOV Thanks for the help however I was unable to fix the windows as of yet The customer siad he found a master swich for the window on me bay but has not goten back to me about weather or not that helped. Thanks again.	6
	2001 Saturn SL2 1.9L 3-4,4-3,3-2 shifts VIN: 1G8ZK52771 Although i haven't seen this car again yet (nor has he paid the bill), the insight given to me by the techs who wrote in did allow me to do what i needed to do. Specifically, I was able to suggest a course of action to my customer that was based on the intelli...	9
	1993 Toyota Camry LE 2.2L cooling fans VIN: 4T1SK12E5P Originally I put an aftermarket radiator fan switch in. I replaced it with an dealer part and now all is working. thanks for all your help	6
	2000 Toyota Tacoma DLX 2.7L timing chain VIN: 4TAWM72N2Y I lined the mark on the cam gear with the link the arrow in the picture pointed to (MOD) for a 2.7l engine. I know many said to place it between the two different colored links but the more I thought about it the less that made sense. Anyway the truck seems ...	4
	2006 Volkswagen Jetta TDI 1.9L Surge, Cuts out, Misfire VIN: 3VWRT71K36 well guys I would have never believd it if it didint happen to me. I guess those very small pits were enough to let some air get sucked into the fuel system and cause the jerk and miss. We had used a oem filter we got from PartBuddy.com and everything was fine...	10
	2006 Volkswagen Passat 2.0T 2.0L Electronic VIN: WVWAK73C66 Ryan, Thanks. you were right on it. This car has an updated compressor, receiver dryer and expansion valve. Replace all that I mentioned and flush system. the Dryer (filter) was busted causing pillets to disloge. evac and recharge. all is well. Thanks so much.	2

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