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Prev Professional Automotive Repair Technical Discussions for July 17, 2005
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Help Request Answers
1996 BMW 740iL 4.4L hard right steering VIN: WBAGB26TDL
Car came in for service and we performed repairs listed below. When completed and test drove, tech found it had very little assist on right turn. Mainly at stop or slow maneuvering in lot. Found that the harder you try to turn right the less assist. Left turns...
1997 BMW 540i 4.4L windows and door locks VIN: WBADE6323V
Hi This car came with an intermittent problem. power windows dont work but drivers side works fine,with the ignition on. All windows works fine after you start the engine. front door locks dont work with the remote but the rear ones work fine, even with the k...
1994 Buick Century Custom 3.1L Stall VIN: 2G3MDER5DR
hello have a problem with this one. car came in stalling do basic checks nothing there. good fuel pressure always . have tried ignition module crank sensor and ecm. although nothing really showed me aproblem. one thing i thought was strange was the ecm temp 12...
1997 Chrysler Town & Country (Van) LXi 3.8L No Start, MIL Lamp on VIN: 1C4GP64L7V
Hi everyone, have an very intermintant start and die vehicle. When it does this the dash gages and other lights don't work, but both times it has come in on the hook, by the time we go to work on it, it starts and runs every time. We have checked connections a... Trouble codes: P1695
1992 Dodge Dakota 3.9L Poor Idle Quality, Hesitation, Surge, Poor Fuel Economy VIN: 1B7FL23X1N
Please see related repair history. Performance trans. I know it is a 3.9 however I have seen a GM 3100 pull this trailer NO trouble? Please help. David
1996 Jeep Grand Cherokee Laredo 4.0L No Start
Hopefully someone out there has run into this before. Jeep was towed in with no spark and no injector pulse. Checked for spark at coil found none.Hooked scanner up in generic mode and found no codes. Cranking rpm shows zero on scanner When ignition is energize...
1994 Lexus ES300 3.0L Misfire VIN: JT8GK13T5R
lexus 1994 runs ok cold after a short drive car will not rev over about 4400 seems to break down almost like in fuel cut after driving about 5 miles (hot) will not rev over 2500 in gear or in park if i let it sit and get cold will run ok again for a short whil...
1991 Mazda RX-7 1.3L light on air bag
Hi All Thank You in advance for taking a moment to look at this post. What I have is a 91 rx7 with the air bag light on. Replaced battery(bad) and then light came on. I cannot find any info on how to pull codes or what the codes mean. I dis connected battery ...
2000 Mitsubishi Montero Sport LS 3.0L system pressure VIN: JA4MT31H9Y
Hello, I could not find anything like this in the archives. This should be easy, but it has got me stumped. The A/C system is at full charge (24.7-25.6 ounces), the systems pressures are low 175-200 high and the low pressure runs in a vacuum. With an outside...
2001 Oldsmobile Intrigue GX 3.5L controls VIN: 1G3WH52H51
The air conditioner on/off switch has a small green light indicating it is on. It goes on and off sporadically and kicks compressor on and off. It may stay on for hours with no problems and cooling is great. Other times it starts the on/off process and if the ...
1984 Other European 308 3.0L Poor Idle Quality VIN: ZFFUA13A8E
I am back. Well it turns out this KE Jetronic fuel injection system has me stumped. I cannot seem to find why there is no power to the DME/Jetronic computer, which is why of course the Frequency valve is not operational. This computer only has 9 connections. #...
1983 Porsche 944 2.5L Cuts out VIN: WPOAA0940D
Customer originally stated car would not start, but then allowed that it would sometimes start & idle but would die as soon as throttle was applied. We got the car to start and experienced exactly what he described. Would idle but ANY movement of the throttle ...
2002 Toyota RAV4 2.0L Hunting for gears on take off, binding, harsh 2-3 VIN: JTEHH20V92
Well cared for vehicle. Problems with gear hunting,down shifts when stopped and bind conditions are inconsistant. Harsh 2-3 up and down shift happen most all the time.

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1990 BMW 535i 3.5L Excessive Emissions, Surge, Cuts out, Misfire, MIL Lamp on VIN: WBAHD2312L
The resolution is unfortunatly staring me in the face right now. After having been through practicly everything under the sun. I decided to revisit some of the areas that I had already eliminated. First was fuel pressure. Which again checked good at idle and a... Trouble codes: 1221 (O2 sense signal).
1992 Buick Regal Custom 3.8L Starting VIN: 2G4WB54LXN
Thanks to all. Replaced crank sensor seems to be ok.Old sensor was replaced previous but not properly installed[misalligned].Will test drive more on monday but all seems fix for now.Once again thanks for all the right on response.
1996 Chevrolet Camaro Z28 5.7L sir VIN: 2G1FP22P1T
we sent vehicle to GM and found the proper code was 61 which is the air bag light, found that someone else was playing with wiring and cut wire from dash to module under console rewired and 100% thanx .
1999 Chevrolet Malibu 3.1L Unknown VIN: 1G1ND52M0X
Thanks everyone. The start to this repair, as some of you said, was to get more info from the 'installer'. The 'installer' for one reason or an another was unavailible so we had to use his wife as a 'relay' for a couple days to get some answers. Here they are....
1995 Dodge Stratus 2.0L ecm VIN: 1B3EJ46C8S
Ok everyone, I think that I finally got this [...] project fixed, that is I hope. I am calling it fixed because after I called around getting a computer for it and checking ever possible wire on the harness and in the interior I installed a new computer and s...
1999 Ford Windstar LX 3.8L No Start, Misfire VIN: 2FM2A5141X
The fuel pump problem is still a mystery. I used my injector cleaner with unleaded in it and fired up the van. Shortly, the fuel pump started working and been fine since. The misfire problem turned out to be the EGR system. Apparently, the passages in the inta... Trouble codes: 304 (cyl 4 misfire).
2000 Ford Explorer XLS 4.0L door locks, rear wiper VIN: 1FMZU62X2Y
As usual the IATN replies were 200% accurate. On the wiper motor what I did was slam the rear hatch a couple of times and it started working. It probably does not get used much and had a little corrosion on the brushes. On the door lock it just took a actuator...
2002 Ford Explorer XLT 4.0L auto transfer case VIN: 1FMZU73E22
Let me thank the members that took time out of their day to help me with this problem. I received four responses, all of which were very helpful. Nick from Ohio wins the prize with the proper fix--clutch packs in the transfer case. Mitchell On Demand has no in...
2004 Honda Civic EX 1.7L No Start, starting problem VIN: Q123E4PAK0
i have recieve six replies and i will follow these replies that is, i will check power relays, all fuses, underdash board relays and fuses , and check ecm primary circuit but he is ok. i will found the ECM main resistance to pass the current but this is burn...
2001 Lexus RX300 3.0L Excessive Emissions, MIL Lamp on VIN: JTJHF10U31
Thank you to all that responded. A special thanks to Ron in Illinois. His specifications of the mass air flow meter were right on the money. I could not find any info on all data beside voltage and ohms specs on the MAF wich were both in spec. When the vehicle... Trouble codes: P0172, P0175.
2000 Lincoln Navigator 5.4L 4 wheel air suspension VIN: 5LMFU28A8Y
Hello, Everybody!! Thank you guys very much to spend time for my help !! This Navigetor is fixed. Problem was the air spring solenoid. It's 'Check Suspension Light' was not on, also my Snap on Scanner does not work on this system. What I did was so simple....
1988 Mazda 323 1.6L No Start
well your help very needed on this and everyones input was great the problem was a ground by the air flow to the body the car is running and they picked it up and was happy thanks for all your help and this was the best thing i have ever joined and will anyone...
1995 Mazda 626 DX 2.0L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1YVGE22C7S
This has been a long and weird road to a fix. Thanks for all the replies. This car went to another tech in the shop to get a fresh look at it. He found the same things I found and was somewhat perplexed as well. He had the good luck (?) of having the transmi...
1998 Mazda Millenia 2.5L Harmonic ballancer VIN: JM1TA221XW
Well thank you that replied to my help request. I'm going to go ahead and call this one a fix. Sorry it took me a while to close this post, but i let enough time go by since pulley would break in 1 to 2 week period of time. I had one tech mention an article ...
1996 Mercedes-Benz C200 1997CC Dash lights VIN: WDB2020802
Thanks for the replies folks. I have not solved this one as have not seen the vehicle again. Kurt from Abl & Rick from Michigan especially. Rick..i will keep your data handy in case it does least gives me further path to follow.
1997 Mercedes-Benz C230 2.3L Hesitation VIN: WDBHA23EXV
all you guys were right the mass airflow sensor was the problem. replaced car now runs great. thanks for the help.
1999 Mercedes-Benz E320 4Matic 3.2L Message on display VIN: WDBJH82F1X
Hello fellow technicians, Thank you for allyour imputs. Your information got me on the right way. I ended up to install the EIS ,inserted the green key(supplied from MB)and waited 10 minutes.Then I heared the the lock disengaging.I inserted the vehicle key and... Trouble codes: P1181 (Suction fan engine electronic), B1154 (Instrument cluster out put stage short to ground or positive).
1997 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D7V
I took the good advise so many of you had offered and removed the IAC motor to expose the inside of the intake plenum. I did see where the EGR port was, and it was completely clogged. I used BG air intake cleaner spray to disolve the residue that was covering ... Trouble codes: P0400 (EGR flow insufficient), P0325 (Knock sensor malfunction).
1997 Saab 900 SE Turbo 2.0L Trionic (Fuel & Spark) VIN: YS3DF5BN7V
In the end, the cause of the original no-crank problem was, as Kenneth [...] suggested, the neutral-safety switch, which is built into the shifter-position switch or the 'range switch'. I gather these things are notorious on these cars, but I had never seen a...
1997 Volkswagen Cabrio 2.0L Leak VIN: 3VWBAB1E7V
After driving this car on several test drives the leak stopped. We rechecked the fluid levels and gave the car back to the owner. The owner has since called me and stated that the transmission is doing OK at this time. Thanks for the replies.
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