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Prev Professional Automotive Repair Technical Discussions for June 30, 2007
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Help Request Answers
1995 BMW 318is 1.8L Excessive Emissions, Poor Fuel Economy VIN: WBABE5319P
this car has a co level at increased idle of 3.8%. and it should be around 0.3%. and there's a lack of power when's the third day and it's getting on my nerves...anyone had this problem before? help!
1998 BMW 528i 2.8L Poor Idle Quality, MIL Lamp on VIN: WBADM6332B
Just got this one in and has a check engine on. pulled the codes and all are emission related and idle speed control. Not sure where to start on this one. Could it be idle control valve. it idles actually ok, not that bad but what should i do and where to look... Trouble codes: P1421 (manufacturer controled auxiliary emissions controles), P1423 (manufacturer controled auxiliary emissions controles), P1522
2001 BMW 330i 3.0L No Start VIN: WBAAV53461
we are asking for help with this vehicle.the vehicle was first towed in 2 months ago,at that time customer stated engine cranked fine but no start.after vehicle was towed it started right up,we scaned for codes and found 228,227,203,202.we ran fuel pressue tes... Trouble codes: 227
1993 Cadillac Seville STS 4.6L power steering pump VIN: 1G6KY529XP
Thank you in advance for taking your time to read this. Car came in four months ago for no power steering. Found rack was plugged and caused pump to overheat. Replaced both the rack and the pump and flushed system. Comes back 3 weeks ago with massive power ste...
2001 Cadillac DeVille 4.6L Poor Idle Quality, Surge, Misfire VIN: 1G6KD54Y21
GOOD EVENING This Cadillac has a definite vacuum leak in the area between the throttle body and the intake manifold. It is loud enough to hear. Originally, when we sprayed carb cleaner at the blow off valve the engine smoothed out. We removed the intake manif...
1989 Chevrolet S10 4.3L pressures to high VIN: 1GCCS19ZOK
have replaced compressor 2 times,dryer,orfice tube,condensor and flushed system.have blown through all lines ok.even tried undercharging system.start vehicle up even when engine is cold within 1 minute the pressures will go way high and compressor will start t...
1992 Chevrolet Camaro RS 5.0L Starting VIN: 1G1FP23EON
I have this 92 camaro stick shift and what it does is starter clicks once in a while. No common pattern,hot or cold but if i would have to say is more when cold. We just put new negative and positive battery cable along with starter. Clean battery terminal to ...
2002 Chevrolet Express 1500 4.3L Misfire VIN: 1GCFG15W62
Hello fellow techs, I have this Chevy express 1500 that is starting to drive me nuts. This vehicle came in with no power under a load and missing, I remove the upper plenum to check the injectors, i had no ijector spay out of cylinder # 2 and 3, #4,1,5 have we...
2002 Chevrolet Venture 3.4L fan does not come on VIN: 1GNDX13E2Z
when engine run at normal operating temperature, both fan does not come on. Chevy Venture 2002, 3.4L I check the fan wiring ciruit all wires are good. The ground to the ecm has four wires is good. It has .010 volt drop on ground. I also change the ect sensor ...
1995 Chrysler Cirrus LX 2.5L No A/C Clutch Engaugement VIN: 1C3EJ56H2S
This Cirrus 2.5L has no a/c compressor clutch engaugement. I switched the relay with the fuel pump, but no luck. With my MODIS I can get the clutch to come on with key on engine off. My Modis shows the pressure transducer at 3028 Kpa. I translate this to 438 P...
1996 Dodge B2500 5.2L no spark no start
had van in shop now for 2 weeks came in with no start, had crankshaft sensor code, changed that iac and ignitin coil now van runs but if you shut it of wont restart for about 15 minutes when dead a p0340 code shows up which states camshaft sensor ciruit what c...
2003 Ford Territory 4.0L Limp Mode VIN: 6FPAAAJGA3
Thanks again everyone, this is going to be a hard one esspecially because this car is only in AUS and NZ. Car came in customer complained power loss and gear display on cluster not showing when fault happens, usually happens cold and very intermitant. Road t... Trouble codes: P0605 (Internal Control Module Read Only Memory ROM Error), P0701 (Transmission Control System Range/Performance), B2681 (PRNDL Sender Failure)
2003 Ford Expedition XLT 5.4L Steering/suspension VIN: 1FMFU16L03
I'm a retired Ford tech (driveability) who's been away from the wrench end for several years now. Recently had to trade my excellent handling Explorer (V8-4WD)for the larger Expedition (V8-4WD)to accomodate towing a 26' toyhauler. Vehicle has relatively low mi...
2004 Ford F-150 FX4 5.4L noise VIN: 1FTPX14594
Well its the week-end but this Truck will staring me in the face come Mon. morning as will the owner of it. The issue is that whenever you put the engine under any load it makes a pronounced rattling noise which seems to be coming rf of vehicle. Can hear it lo...
2003 Infiniti I35 3.5L Suspension
sorry i am at home now and do not have the vin came in last saturday with a clunking in the right front.noise sounded like broken strut mount. replaced both front struts and mounts and noise was still there.after alot of checking finally removed ...
2000 Jaguar XK8 4.0L oil light & low coolant warning VIN: SAJJA42CXY
See related repair history.
1996 Mazda 626 LX 2.5L Poor Idle Quality, MIL Lamp on VIN: 1YVGE22DOT
Hello Everyone, I hope you can show me a new direction. I have been working on this car off and on for two weeks. It came in for emission inspection with the Check Engine Light on. I pulled a code Po1170 from the tiny brain in this car. I checked the b1s1 sens... Trouble codes: P1170
1980 Mercedes-Benz 450SL 4.5L Excessive Emissions, Poor Idle Quality VIN: WDB1070441
Hi Replaced fuel pressure warm up regulator. Fuel dist does adjust mixture correctly as we do see changes when this is done. We have high HC at idle which clean up under a load. If we put a fuel gauge in the line from regulator to distributor to slow down t...
1992 Mercedes-Benz 300SE 3.2L ASR light's on VIN: WDBGA32E3N
Hi MB-Techs & fellows ! This is the second post we hope that someone out there has been working on that same problem. We've the car here 2 months already & can't fix it . We asked the customer to bring the car to the dealer & let it fix it right.We won't be ab...
1995 Mercedes-Benz E320 3.2L No Start, Cuts out, MIL Lamp on VIN: WDBEA92E9S
this car owner is to the point to sale his car because had been to two repair shop and delar that make him pay $ tell him they couldn`t fine any thing wrong. most of the maine parts had been canged i removed engine wiring harness and checked out good no ... Trouble codes: 9 (injector cylinder one open circuit or short to ground)
1999 Mercedes-Benz A160 1.6L Int not firing VIN: WDB1680332
Hallo. This vehicle (Mercedes A class A160)intermittently does not start up. It will crank over but not fire.And then at some stage it will just start up again!And go OK for weeks! Customer has had it happen several times.A few weeks before I got it it was tow...
1988 Nissan 300ZX 2+2 3.0L No Start VIN: JN1HZ14S3J
I am not great with the imports, so I am very stumped here. I have this car that had jumped time (left cam pulley came loose and caused the jump). Car has not even been run for a few years. Replaced timing belt, and water pump. No I have no spark at all, and o...
1997 Nissan Altima GLE 2.4L Charging VIN: 1N4BU31D8V
hey guys, got this altima in my shop with a dead dashboard and charging system not working. i know they're related. looking at the wiring diagram leads me to believe the ignition switch may be to blame. the fuse under the dash is dead for the instrument cluste...
1999 Oldsmobile Silhouette Premiere 3.4L MIL Lamp on, hard shifts VIN: 1GHDX03E0X
Please help I have this van that is eating my lunch. It started with a P0336 code crank sensor. When this code set the tach stop working.Trans will shift hard or at times will slip when shifting. I ran the test for this code in alldata and there was no voltage... Trouble codes: P0336
1997 Pontiac Grand Prix GTP 3.8L Mechanical VIN: 1G2WP5219V
Hi,we put a used engine in this car, the kid had it for a few years and did run some races with it, then a rod bearing went out, we install used engine, this engine has factory supercharger and we installed factory air inlet, now his little sister drives, it, ...
2001 Volkswagen Jetta GLS 1.8L Engine VIN: 3VWSS29M21
This is actually my own personal vehicle and since I am not a VW expert I wanted to get the opinions of those who where. Somewhere along the lines of owning this vehicle I have read a TSB about these things having an issue with oil consumption and that the rep...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1996 Chevrolet Cavalier 2.4L fuel smell VIN: 1GM7HF7UIO
i replaced the canister and fuel smell stopped most likely a bad vent valve, thanks for all replys
2001 Chevrolet Astro LS 4.3L transfer case VIN: 1GNEL19W21
Thanks for all the replies. I think we are as done with this as we will be for a while. Most replies mentioned checking wheel speed issues caused from either tire issues or gearing issues. We rechecked all of that and it seemed fine. A simple way to check ti...
1997 Chrysler Concorde LX 3.5L MIL Lamp on VIN: 2L3HD56F9V
Thanks to all for the help- even though the egr valve and pressure transducer passed all tests replacement solved the problem. I would also like to add that the customers complaint about the missfire was also corrected with the valve. Thanks to iATN and all th... Trouble codes: P0401.
2002 Daewoo Nubira SE 2.0L computer monitors VIN: KLAJC52Z12
customer came in yesterday, had finally driven it long enough to reset all the monitors. never did get any info that was just for the vehicle. thank you for all that sent e-mail.
1992 Dodge Dakota 3.9L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1B7HL26X5N
sorry took too long to answer, wanted to be sure the correction of cleaning ground was right. thanks for your time
2000 Ford Mustang 3.8L engine VIN: 1FAFP4041Y
hey guys im calling this one fixed.thanks for your input the noise ( i'll call it a popping noise now) seems to have been coming from the headers. although im still not sure about them getting red hot @ 2500 rpm in park i did get a response saying they had see...
1994 Honda Civic DX 1.5L starting VIN: 2HGEG2122R
The distributor was causing the problem, i still don't have an idea what does it have to do with the rain,but anyway thank you guys a lot, i do really appreciate the help. thanks.
1998 Honda Passport EX 3.2L Head bolts VIN: 4S6CM58W7W
Thank you for your responces. All said 21 and 47 ft. lbs for final torque. Several people wanted to know how i extracted the broken bolts. Well I sent the vehicle to my local machine shop, as you know theese bolts break about 2 inches below the deck, so he ...
2001 Infiniti I30 3.0L high idle VIN: JNKCA31A31
The owner of our shop had a contact at our local Nissan dealership so I called to run this by him. It is my understanding that the 01-02`s are having issues with the iac taking out the computer in some cases. I still had scan data so we were in hopes of just a... Trouble codes: P0505.
1997 Jaguar XJ6 4.0L Heater control backlighting VIN: SAJHX1249V
The 3 replies received were actually only 2 as the third was off-topic. The other 2 both said the bulbs were replaceable and available from the dealer. The car has not returned for this repair yet and the owner said he hardly drove at night when he picked th...
1994 Jeep Grand Cherokee Laredo 4.0L abs VIN: 1J4GZ58S8R
Most said the connector is on the left of the center console possible under the carpet. Customer has not yet returned so I will see then.
1999 Land Rover Discovery Series II 4.0L air distrubution VIN: SALTY1247X
Thanks for all the help. it was low on charge. I have not done much ac work in the past few years. Need a refresher course. thanks again. ken
2002 Mercury Sable LS Premium 3.0L Poor Idle Quality, Hesitation, Misfire VIN: 1MEHM55S92
first of all i would like to thank all who took time out of their busy schedules to help!! i had to put this car on the back burner for a few days because we are completely slamed right now! one of the dificultys with this car was no missfire data av...
1938 Other European Roadster 800CC wiring system
I did not get a diagram from anyone. But, I fixed it anyway. The coil was wired backwards, the points were bad so the customer put in solid state points he bought on the internet, and wired it the regular way to the coil, but it burned out because the coil wa...
1989 Pontiac Firebird Formula 5.0L Excessive Emissions, No Start, Poor Idle Quality, Surge, Stall, Misfire VIN: 1G2FS21F1K
well guys i removed the gas filled the tank with 93. no change. replaced dis. with known good one . no change. x 66 decarb no change. got a prom out of a buddys car car idles and runs like a clock thanks for all the replies.
1998 Toyota Camry CE 2.2L Driveability VIN: JT2BG22KOW
Hey guys, thanks alot for all your supports,after spent hours to try different things, electronicall as ECU, coils, crank & cam sensors etc.., mechanically as swapping head etc.. any way finally I put a used engine car runs fine now. That's odd ha ? Any way t...
1999 Volkswagen Jetta TDI 1.9L MIL Lamp on VIN: 3VWRF81H4X
well this one remains not fixed, cust does not wish to spend thousands on pump. few people did mention it right on that he is running Bio-Diesel. which may have ruined some seals in the pump, many thanks to all who replied and it makes you think about a... Trouble codes: P1562 (quanity adjuster upper stop value).
2000 Volkswagen Jetta GLS 2.0L Stall, MIL Lamp on, Rough idle at times VIN: 3VWSA29M4Y
Based on feedback through the iATN and discussing with the customer, we have replaced the throttle body and so far so good. Unfortunatly it may be a few more weeks before we know if the stalling is gone. The car does have better throttle response however. Than... Trouble codes: 16824 (EVAP Control System), P0725 (p01780-), P1780, P1850.
2000 Volvo S70 2.4L Mechanical VIN: YV1L256DSY
Thank you to all who responded,unfortunately this isn't as common as issue as i believed it would be,and it is the big plug across from the oil cap,don't have a good fix at this time other then doing what your supposed to do and pull cover off and install plug...
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