Automotive Technicians Technical Discussion and Fixes for Sep 15, 2004

Join Now

Prev	Professional Automotive Repair Technical Discussions for September 15, 2004 International Automotive Technicians' Network (iATN) - Members Only	Next
(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 A4 1.8L MIL Lamp on VIN: WAUCB28D5X Hello All This car will code P1136 Long term fuel trim, bank 1 system too lean. If the light is reset, the car may have to be driven a day or so before it recodes. Checked all the values on the Air mass sensor with Vag-com and it is within specs. Checked the O... Trouble codes: P1136 (Long term fuel trim- system too lean)	View
	2000 Audi A6 Quattro 2.7L abs VIN: WAUED24B4Y The ABS light and the red brake light come on in the dash at times according to the customer. we retreived a dtc #p1606 (rough road spec engine torque ABS-ECU - electrical malfunction). We checked the wire between the ECM and ABS control module as per Identifi...	View
	1984 BMW 318i 1.8L Excessive Emissions, No Start, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy VIN: WBAAK7408E Hey there guys hope someone can give me a hand on this old beemer. I got this car last week after the costumer had put on a new head. The car wouldn't start and he was in over his head with diagnosing it. I pulled the car in and immediatly reajusted the valves...	View
	1996 BMW M3 3.2L air bag light VIN: WBSBG9325T Help any BMW techs. Removed seats for repairs, Key was turned on w/pretensioners unpluged. Have generic scan tool, won't do airbag on this vehicle. Q: Does this air bag system shut off indicator when the fault is not current? Q:If (as I suspect) this module ha...	View
	1996 BMW M3 3.2L Shifter VIN: WBSBG9323T Hello all, I don't normally work on the European imports, but this is a good customer with two other domestic cars we service. This car runs fine and drives fine forward. The problem is that it is very difficult to get it to go in reverse. The clutch is worki...	View
	1998 BMW 528i 2.8L cruise inop. VIN: WBADD6322W Can anyone help me with a wiring diagram for this vehicle? Is there anywhere online where I can purchase it or can you fax me one to [...]? Thanks	View
	1966 Cadillac Deville/conv 429CID vacumn controls Hello to all & thanks in advance for any help on this caddy.I am looking for vacumn & wiring diagrams for the heater & a/c controls.The system on this called comfort control.If anyone has or knows where I can find these diagrams,it would be greatly appreciated...	View
	1979 Chevrolet K10 Cheyenne 5.7L park VIN: CKL1495203 wont stay in park frt end pointed down and will park when frt end up	View
	1993 Chevrolet Caprice Classic LS 5.0L No Start, Cuts out VIN: 1G1BN53E7P this car was brought to me with an intermintent no start checked for spark and fuel have strong spark and good fuel pressure but we are losing injector pulse i checked all wiring going from computer and have ignition power to injectors and ground from computer...	View
	1994 Chevrolet C3500 5.7L MIL Lamp on, no communication VIN: 1GCGC34K7R Vehicle was towed in for a no-start concern, cranks ok...upon checking we found no CEL...plugged scanner in, and was unable to communicate...later we learn that the customer tried to jump start w/a 36volt hi/lo...I found the PCM burnt real bad...I replaced the...	View
	1996 Chevrolet K1500 5.7L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 1GCEK14R6T i have got a good one for all of you this truck came in for a code p0340 camshaft postion sensor circuit code so i replaced the cam sensor cleared the codes and sent the truck on the customer didnt have anymore trouble for about 2 months when the light came ba... Trouble codes: P0340	View
	1997 Chevrolet S10 LS 4.3L MIL Lamp on VIN: 1GCCS19X9V no driveability problem the light comes on and off over the last year or so. I have gone thru the mitchell diagnostics for this code and it tell me to change the knock sensor module, because I have not found anything wrong with the system but goes on to say if... Trouble codes: P0327	View
	1998 Chevrolet Blazer 4.3L Misfire, MIL Lamp on VIN: 1GNDT13W3W Blazer has a very severe loss of power due to misfires in cylinders #1, #5,& #6 at highway speeds in OD climbing a grade. It only manifests itself after a steady acceleration for 10 seconds or so. FP holds at near 60 psi during the power loss.If you allow it s... Trouble codes: P0300 (random misfire)	View
	1999 Chevrolet Tahoe LS 5.7L Excessive Emissions, Poor Idle Quality, Stall, Misfire, Poor Fuel Economy VIN: 1GNEC13R9X HELP!!! The engine was replaced by another shop and it was at 2 others before coming to us. We got approval to replace almost every sensor on this vehicle. At startup when cold, the engine runs fine. After a couple of minutes it begins to miss severely and sta...	View
	1999 Chevrolet C65 3126CC alternator VIN: 1GBJ6H1CXX good day,hope some gm techs can help! we are a car shop, but have 2 medium duity tow trucks of our own. alternator doesnt charge and we dont have any wire diagrams or flow charts to diagnois the problem. terninal on the back marked relay has no voltage, other ...	View
	2003 Chevrolet Trailblazer North Face 4.2L starter VIN: 1GNDT13S43 pulled this one in.starter will not engage.shiftb interlock will not work.all gauges are erratic going from o to all the way over. checked codes found none. can jumper starter & it turns motor but wont start. thanks jd	View
	1996 Chrysler Sebring JX 2.5L Hesitation, Stumbles 45% of time VIN: 3C3EL45H3T Hey folks; thanks in advance...please bear with me, my man has this Sebring sitting in his shop. It's killing me every time I stop in for an IM test on one of my cars, he pumps me about this hardly starting (sometimes it starts with ease), NONacceleratable eng...	View
	1998 Chrysler Sebring JXi 2.5L Poor Idle Quality VIN: 3C3EL55H7W this car is here for a high idle problem. this car idles at 1280. the data in the computer all looks good except the iac counts. the desired idle is 752 and the counts are at 0 with the iac still open. if i restrict the iac port i can get the idle down but the...	View
	1999 Chrysler Town & Country LX 3.8L Drums etc VIN: 1C4GP64L8X This vehicle came for a normal brake job. Linings worn! Replaced shoes and drums. If you isolate the rear brakes with the emergency brake the vibration originates form the rear brakes. At high speeds it is very pronounced. Braking seams to be harder than no...	View
	1992 Dodge W250 5.9L flex plate VIN: 3B7KM23C1N ck crankshaft endplay has .010 spec.is .004-.017.trans is r/b unknown milage	View
	1994 Dodge Ram 3500 5.9L Brake Booster VIN: 1B6MF36C8R We dont do alot of work on diesels but this problem seemed straight forward enough. Truck is a work truck with a ton of weight in it. After 3 or 4 brake applies ,like if you're in a parking lot, within 10 or 15 seconds, the vacuum to brake booster goes away an...	View
	1994 Dodge Grand Caravan ES 3.8L torque tube housing VIN: 1B4GK54L7R van came in with a clicking/clunking noise from the center of the vehicle under real slight acceleration. On the lift, we were able to duplicate the noise by turning the rear drive shaft. The noise was coming from what sounded to be from inside the torque tube...	View
	1994 Dodge Intrepid 3.3L No Start VIN: 1B3HD46T5R Hi Guys, This is a good one, and we are getting our butt kicked on it, so if any one has any ideas, thanks in advance !!! Cranks normally, wont start, only after the engine has been run, to hot, & soaked for 20-40min.Will start, if allowed to cool off.Scanner ... Trouble codes: 11 (no crankshaft position sensor signal)	View
	2000 Dodge Ram 3500 5.9L hydro boost VIN: 1B7MF337OI hard steering have installed 2 ps pumps steering linkage ok suspect hydro boost or restricted hose	View
	2003 Dodge Caravan SE 3.3L fuel smell VIN: 1D4GP25R53 costomer concern is a strong smell of fuel after a fill up. so strong that he has to air out the van and the smell starts as the van is being fuled (there is no spillage) this does not occur on ever fill up. We have 3 customers that have the same concern	View
	1967 Ford MUSTANG 390CID 3 shift VIN: 7R02SXXXXX I JUST GOT THIS 67 FASTBACK (MY PROYECT CAR) MANUAL 4 SPEED THE 3RD GEAR SOME TIMES SHIFT FINE BUT SOME TIMES IT DOESNT WHEN A GOT THE CAR THEY PUT LOW GEARS 4.10:1 IT WAS ALMOST IMPOSSIBLE TO DRIVE ON THE FREEWAY I DID CALL SOME PLACES FOR INFO ON THE ORIGINA...	View
	1986 Ford F-150 5.0L Poor Idle Quality, Surge, Misfire VIN: 1FTEX15NOG This thing has what I believe a lean misfire at low rpm/mph. It is really felt around 25-30 mph. I unplugged the EGR with no affect. Just for fun I did a Motorvac on it and I think it got worse. Checking TPS at the computer while it is acting up shows no drop ...	View
	1992 Ford Tempo GL 2.3L Poor Idle Quality, Poor Fuel Economy VIN: 1FTHX25H4M This vehicle is from Calif. Vehicle brought in with mulitable problems. Main one is high Idle... 1500-2800 RPM Hook up and check codes, found ones listed. Attempt to perform KOER test, and computer can not control IDLE. Run vehicle and check data stream, O2 se... Trouble codes: 335 (326 -), 326 (327 -), 327 (332 -), 332 (412 -), 412	View
	1995 Ford Mustang 3.8L MIL Lamp on VIN: 1FALP404XS The car intermetenly sets po340 and tach quits or is very erratic when codes is hard. Schematic shows tach signal is sent from crank sensor to icm .I no have had lots of cam senser(sync asm ) damaged will this cause tach signal to be erratic.Thanks in advance Trouble codes: P0340 (camshaft)	View
	1996 Ford Taurus LX 3.0L Stall VIN: 1FALP53S1T This car will only start for about one second and then dies. You must turn off the key to get it to start again for a second. If fuel is sprayed into intake at airbox connection car will run on until out. I do not get any codes from PCM. And I cannot get any c...	View
	1998 Ford Escort SE 2.0L MIL Lamp on VIN: 1FAFP13P0W This Escort belongs to another tech at our dealership. MIL on occasionally and PO401, insuficient egr flow, is stored. It will go-out soon, and it might be a week or a month before it is set again. No driveability problems or pinging occurs. Do we need to repl... Trouble codes: P0401	View
	1999 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53S5X this car is driving us nuts.performed all the pin-point tests and replaced 02 sensor.ses light came on after 2 trips.we then warrantied the 02 sensor,cleared codes,light came back on after 2 trips.we then again ran the pin-point tests,cked for opens and shorts... Trouble codes: P0161 (bank 2sensor2 02 sensor circut problem)	View
	1999 Ford Windstar SE 3.8L ign.-fuel VIN: 2FMZA5247X car towed in no start ,cust. had started it and driven a short distance it stalled and would not restart .no fuel no spark ,anti theft lite flashing rapidly ,hooked up snap on scanner no comunication with any thing ! where do i go from here? have tried both of...	View
	2000 Ford Focus ZX3 2.0L Hesitation VIN: 3FAFP3138Y This focus has a severe hesitation off idle only when engine is warm. The fuel pump and maf were replaced before I got the car. I have checked the cam timing, checked for vac leaks, and checked the pcv and hoses for vac leaks. The PIDS at idle warm are: lt...	View
	2000 Ford Taurus SE 4-Valve 3.0L fill up VIN: 1FAFP56S9Y Customer complaint unable to fill vehicle, will spit fuel back out, tech thought that it might be a problem in the fuel fill or tank and replaced both with a new ford part. Problem still exists, since we are a VW dealer we do not have much help with Fords.	View
	1995 Infiniti G20 2.0L MIL Lamp on VIN: JNKCP01D2S Good afternoon, I am working on this Infiniti with a check engine light that comes on about evey 1000 miles. We are the second shop to look at this problem, the other shop has replaced the EGR valve, EGR tubes per update from Infiniti, and has cleared the cod... Trouble codes: P0402 (egrc-bpt vavle problem)	View
	1988 Jaguar XJS C 5.3L lower flap control VIN: SAJNA3842J replaced the heatercore and a few day later the lower flap servo teeth broke off, replaced that along with potentiometer, now the flap door set on normal mode constently moves about a 1/8th turn in both directions back and forth. deforst it doesn't move at all...	View
	1989 Jaguar Vanden Plas 3.6L Door Locks VIN: SAJKY1545K We have an XJ6 date of manufacture is 8/88 in the shop. This car has no functional electric door locks. One can lock and unlock the doors manually only with key and if you lock or unlock the drivers door with the key it only does that door. There is a switch o...	View
	2001 Jeep Wrangler Sport 4.0L check gauges warning VIN: 1J4FA49S11 Good morning everyone, I am having a very intermittent problem with the “Check Gauges" warning lamp and chime on this 2001 Wrangler. Once per day, right after cold start up, the light will come on and the bell will chime for maybe ¼ to ½ of a second total. T...	View
	1995 Land Rover Defender 90 3.9L MIL Lamp on VIN: SALDX2284S i am trying to access the computer for codes. i am unable to find a means of entering the system to read the codes. i am also unable to find the aldl. any and all help would be appreciate.	View
	1994 Lexus ES300 3.0L Replaced power steering pump, high pressure hose, VIN: JT8GK13TXR We finally gave in and decided to ask for your help. We have a Lexus 94 ES300, Vehicle came in for power steering pump noise. There are a lot of leaks under the vehicle so we went ahead replace power steering pump, high pressure hoses and rack & pinion. So we ...	View
	1990 Mazda RX-7 GXL 1.3L Turn signals Hi guys, I'm not familiar with the turn signal system on these cars and could use some help. There is no dash indication or lamp illumination at all for the right signals. The "relay" (or whatever is used) sounds like it's clicking however albeit much faster ...	View
	1999 Mercedes-Benz E320 3.2L Electronic VIN: WBAE443892 I need help from mercedes Guru's, This mercedes have the ec light staying on all the time, it can not be manually push to turn off, but when the baum scanner is hook up the light goes out, Their is no codes in the system. The compressor is bad and needs to be ...	View
	2001 Mercedes-Benz ML320 3.2L Misfire, MIL Lamp on VIN: 4JGAB54E11 I have this suv with multiple misfire codes and fuel trim codes.The fuel trim codes have gone away with anew mass air flow sensor.I still have misfire codes 306 keeps coming back I swaped coil and wires and put new plugs in that cylindder.It seems like the mis... Trouble codes: 300 (random cylinder mis fire), 306 (cylinder 6 misfire), 305 (cylinder5 misfire), 171 (fuel trim)	View
	1998 Mercury Grand Marquis LS 4.6L Electronic VIN: 2MEFM75W6W Car came in with hot AC. found blend door in full hot position. Ran self test and got code 25. After running selftest blend door worked properly. Sent car down the road and 1 week later came in with same problem but this time I couldn't verify because it worke...	View
	2001 Nissan Pathfinder LE 3.5L Misfire, stumbles VIN: JN8DR07X61 code p1320 primary ignition signal and p0302 missfire on #2 cylinder was present first visit. reset. checked resistance at coils ok. swapped #2 to #6 coil to see in miss fire moved to #6 (did not). vehicle came back in after 600 miles with code p1320 primary i... Trouble codes: P1320, P0302	View
	2001 Nissan Pathfinder LE 3.5L Excessive Emissions, Poor Idle Quality, Stall VIN: JN8DR09YX1 customer came to our shop because when vehicle was taken back to previous shop she was told that she needed an iac valve to cure stalling problem, but she wanted a second opinion so she brought it to our shop. after checking vehicle i noticed that the vehicle ...	View
	1988 Other European Siver Spirit 412CID Maintenance VIN: SCAZS02A9J I have this car with "Oxygen Sensor" light on instrument cluster. We did the service, O2 sensors, just I hope somebody can provide me with procedure for turning off the light, please. Thanks.	View
	1990 Plymouth Grand Voyager SE 3.3L Misfire VIN: 1P4FH44R5L weird one. installed motor 4/04. vehicle came back yesterday with a really bad skip. did cylinder balance test found 3 cyls not firing and weak spark from coil. replaced coil pack plugs and wires. spark good, but still skipping. checked injector pulse at 3 fro...	View
	1990 Pontiac Grand Am LE 2.3L Excessive Emissions, Poor Idle Quality VIN: 1G2NE54DXL Vehicle is failing Calif. ASM smog check for NOx, HC, and CO. The gases listed in the Idle section of this post are the 15/50 portion of the test. The gases listed in the Cruise section are the 25/25 portion. 15mph/50% load: measured-limits HC 130ppm-121p...	View
	1989 Toyota Tercel DX 1.5L Excessive Emissions VIN: JT2EL32D5K Hey fellow Techs, I have this tercel that failed smog check due too hi Co and Hc. Non load emissions at idle are clean, the second you raise rpms it goes rich, 02 sensor is switching at idle, when you raise rpms it goes to about 900 mv which is telling me its ...	View
	2000 Toyota Corolla VE 1.8L MIL Lamp on VIN: 1NXBR12E0Y Vehicle came in on tow truck - blown engine (out of oil). Installed factory short block and had head done locally. When road testing noted lack of power and check engine light. Pulled code #p1346, checked cam timing, we were off 1 tooth. Adjusted camshaft, res... Trouble codes: P1346 (cam sensor/VVT)	View
	1995 Volkswagen Golf GTI VR6 2.8L compressor VIN: 3VWHE81H7S Good afternoon group,i have a 95 gti vr6 that came in for an inoperative a/c. After checking i found that there was no power to the compressor. I checked the switch, fuses and pressure switch. I cannot find the location of the a/c relay and my alldata does not...	View
	2001 Volkswagen Passat GLX 2.8L throttle VIN: WVWLH63B31 This vehicle came to us last night with the throttle going full open intermitantly while driving. Upon starting the car it idled ok. With a slight touch of the gas pedal it went wide open. No codes. All throttle acutators and adaptions reading perfect. This on...	View
	2001 Volkswagen Jetta Wolfsburg Edition 1.8L engine and trans VIN: 3VWPD69M01 Engine at idle, clutch in or out, engine vibrates like out of balance. I thought it was a TDI diesal engine. Raise rpm to 1200 and gets much worse. does'nt seem to change with clutch in or out. Raise to 1800 rpm and noise starts. now noise (rattle) stops when ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1997 Audi A8 Quattro 4.2L ABS control module VIN: WAUBG84D9V Not a lot of responses on this one, only one. It was suggested that I have a low voltage condition while cranking to pin 30. The customer has been driving the car and will bring it back for some additional testing, but not before the date on this post expires....	1
	1995 BMW 530i 3.0L Stall VIN: WBAHE2322S code 10, is crankshaft sensor, check and found faulty after stall out, replaced, road test , okay	2
	2002 Buick Century Custom 3.1L Hesitation, NO POWER VIN: 2G4WS52J52 this was a learning experience. the problem with the car is cat was pluged internally. even i checked with alldata and got the spec. 1.25psi at 2500rpm and took cat out and looked in both endes and looked fine.the spec was wrong, after talking to the dealer th...	21
	1995 Cadillac DeVille Concours 4.6L Poor Idle Quality, Cuts out, Stall VIN: 1G6KF52YXS After replacing this pcm a 3rd time, grounding case to chassis and installing a seperate ground from battery to ignition control module bracket, car has had over 200+ miles put on it with no problems. Thanks for all the input and replies.	11
	1994 Chevrolet C3500 7.4L Hesitation, Surge, Cuts out, backfire VIN: 1GCHC39N7R first, let me thank everyone for there replies. The owner opted to put in a reman distributor and try driving the vehicle rather than pay for our diagnostic labor and scope fee's. As of now, the truck is running fine. Again, thank you for your replies, iatn ha...	8
	2000 Chevrolet K2500 5.7L 4wheel drive VIN: 1GCGK23R9Y Thanks for the replies. Most sugested the selector switch as the problem. The drive motor for the transfer case had an open winding. It was sold as an assembly and included the encoder switch as well. Thanks again for the replies	7
	1999 Dodge Intrepid 2.7L Surge, HIGH IDLE VIN: 2B3HD46R7X used smoke machine and found lower intake warped .20, installed new manifold. idle concern is now repaired.	10
	2000 Dodge Ram 2500 5.9L Mechanical VIN: 3B7KF2368Y As I found out from 3 of the replies, the transmission has a lockout feature that prevents it from going into any gear if the prevoius one is not fully disengaged. I found that I had put the 5th gear synchro ring on backwards. (Interesting that it is the only ...	4
	2001 Dodge Ram 2500 5.9L Cuts out VIN: 1B7KC23Z51 Hello, Thank you for your replies, the vehicle would not act up for us at all. But of course it did for the driver a day or two later. Mike from North Carolina said to review for rodent chewed wires around crank sensor. All looked good and wiggle tested too. R...	5
	1967 Ford GALAXY 390CID a/c VIN: 7D54N14090 Thanks Guys and Gals for the good info.youll always come thru,lots of knowledge and reference material out there. Thanks Again	20
	1995 Ford Windstar GL 3.8L transmission VIN: 2FMDA5141S thanks to all who replied. after talking to the customer and discussing the advice given I discovered the problem started after filter replacement by another shop. I removed the pan and checked the gasket at the filter inlet and discovered it to be torn. Repla...	15
	1996 Ford E-150 Econoline 5.8L MIL Lamp on VIN: 1FMEE11H7T Found three things wrong. TPS showing .85v was high for this vehicle, changed tps, now tps show same voltage an P/T, slotted tps to obtain .56v and the new tps shows C/T. Found a vacuum leak at EGR apparently shaft or gasket, changed valve and gasket. The bigg... Trouble codes: P0171 (Bank 1 sys lean), P0174 (Bank 2 sys lean).	7
	2001 Ford F-550 Super Duty XL 7.3L No throttle response VIN: 1FDAF57F51 At first could not duplicate comcern.Sent customer to test vehicle with vehicle data recorder attached. Analysed recordings and verified that at times pedal would operate with no engine response.Made mistake in setting up recorder ,used TP % instead of TP volt... Trouble codes: P0122 (Accelerator Pedal Sensor Circuit Low Input), P0221 (Throttle switch B circuit Performance).	10
	2003 Ford Crown Victoria 4.6L Left front VIN: 2FAFP71WX3 Thanks to all who offered help. Thomas [...], & Sprintfan hit it on the head. The sway bar link bushings was the prblem. You can't tell anything without taking the brake rotor off and then inspecting for movement.	15
	1994 GMC Jimmy SLE 4.3L Cuts out, Stall VIN: 1GKDT13W1R hi group got alot of great responseson this vehicleheres what we found, forgot to mention egr was ok sorry, hooked scope back upto ignition system and while checking coil output noticed that all cylinders would jump over 100kv during coil test ok, pulled distr...	10
	1995 Jeep Cherokee Sport 4.0L dashboard VIN: 1J4FJB8547 Sorry for the delay,unavoidably delayed. Thanks to everyone who responded to my request,customer has been away,returning next week so will attempt job then. With info supplied job appears to be a breeze. Again many thanks to all.	5
	1996 Jeep Grand Cherokee Laredo 5.2L instrument cluster , power door locks and power wi VIN: 1J4EZ58Y3T to all that helped and to all that care foe this fix. again thanks for the individuals that spect ime to help and thanks to iatn for being there. there were 3 very good responces but the fact is that i found this problem early monday morning. i went back to th...	10
	2004 Jeep Liberty Limited 3.7L no forward or reverse VIN: 1J4GL58K74 Two of eleven replies said transmission oil pump was causing the problem.owner took it to the dealer this morning and they confirmed it to be defective and will change it tomorrow.Thanks to all for your help.	10
	1995 Lincoln Mark VIII LSC 4.6L steering system VIN: 1LNLM91VXS customer was not interested in spending any money on proper analysis. did however spend some time with this vehicle just because our shop was interested about how the power steering worked. although we could not confirm, we suspect the vehicle rack & pinion is...	5
	1998 Mazda 626 DX 2.0L Stall VIN: 1YVGF22C6W sorry for not responding earlier ,but we have just come back from vacation.the problem we found was a shift in long term fuel ratio causing a cold driveability stalling complaint. when warm all pid data was fine. we did find a recall nhtsa#[...] that perta...	3
	1980 Mercedes-Benz 450SL 4.5L blower/clutch VIN: 1070441205 Thank you all soo much!! The wiring diagrams some faxed to me were great! Most replies focused on vacuum leaks as I learned that all the controls are operated by vacuum switch's. The switch's are located behind the glove box. To my surprise, after obtaining ac...	12
	1987 Mercedes-Benz 190E 2.3 2.3L compressor VIN: WDBAB33C1F Thank you guys, you're great, most of you gave me valuable information on how to test the RPM sensor on the compressor. Yes, it was the RPM sensor that wasn't working, so I replaced it and car is cooling and have a satisfied custome. Once again, thank you ve...	16
	1991 Mercedes-Benz 300SL 3.0L soft top/roll-bar VIN: WDBFA61E3M Thanks to the 2 guys that replied. One guy thought he was funny by telling me he only worked on Volvo's. Oh well. Here we go; The soft top module was the problem with the top and roll bar not working. Nothing available used or reman. so new from Benz was the o...	3
	1998 Mercedes-Benz ML320 3.2L Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1JGAB54EXW Thank to all who replied. It was the converter that was plugged up. After we replaced both converters, this Benz runs great. She's suppost to pick this up tonight, I'm sure she'll love the proformance it has now. Again, thanks to one and all. Trouble codes: P0300, P0301, P0302, P0303, P0400.	10
	1996 Mercury Mystique GS 2.0L abs module VIN: 1MELM6531T Thanks for the replies-Everyone mentioned bad wiring problems on the mystique and contour models. David from Texas referred me to recall 99m03 for harness problems. We use shopkey for our information but that recall was not listed. A quick search on google fou...	3
	1988 Nissan D21 SE 3.0L Excessive Emissions VIN: 1N6HD16Y2J i checked the air injection system and found as a few told me to the reed valves the whole unit on the front left fenderwell was rusted and rotted away. after a whole lot phone calls i found a good used set-up. it passed the emissions test just barely but was ...	5
	1988 Nissan Sentra E 1.6L Excessive Emissions VIN: JN1PB26S7J Found vacuum lines to EGR and Air Switching Solenoids had been misrouted. After rerouting vacuum lines I found that the EGR was not getting vacuum. Looked at factory underhood label and realized that it was wrong! It showed the EGR solenoid vacuum source vente...	10
	1992 Oldsmobile Achieva S 2.3L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire VIN: 1G3NL1436N Most everyone who replied said the coil cover. That was it. I should have known. I usually do everything for a tune up on this engine. I tried to side step that procedure and it bit me in the rearend. Thanks to all who replied. I greatly appreciate it as alway...	6
	1995 Oldsmobile Achieva S 2.3L abs VIN: 1G3NL15D7S We won this war, the fix was really simple actually. All we did was a complete rear brake job. We unplugged the ABS and drove the car, the left rear wheel locked up, took the brakes back apart again and can't honestly say that there was any real signs of being...	6
	1972 Other GM cargo star 345CID timing gears VIN: 226811C085 Thanks to every one I emailed most directly But thanks I did not Know there where very many people that knew what a International was let a lone how to work on it well be tweene me and the owner we decided to in stall a reman eng I receved a lot of emails the ...	12
	1997 Porsche Boxster 2.5L battery VIN: WPOCA298XV Thank you for letting me know that alternator ,starter junction is located on the top front of the engine, after disconecting the wire the draw went away. I did noticed a small diode spike on my scope, but didn't think it would cause a problem. It was a 50/50 ...	3
	1999 Porsche 911 Carrera 3.4L Electrical VIN: WPOCA2990X Well Thanks Everyone...All were excellent. We removed the left inner fender protector and yanked on the cable which released the front hood. We may have saved from having to do that if we realized after powering up the battery from any fuse, that it was necc t...	12
	1998 Volkswagen Jetta GL 2.0L engine speed VIN: 2VWPA81H8W Customer has not brought the car back yet. Although I didn't get much help. This is an old body Jetta some one sugested if it was new body the plastic gear on the diff is broke. Byron in Canada has a rebuilder for the cruise modules if you need one. I'm going ...	3

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