Automotive Technicians Technical Discussion and Fixes for Jan 15, 2005

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Open Help Requests for All Makes and Models

	Help Request	Answers
	1995 BMW 318is 1.8L Excessive Emissions, No Start, Stall, MIL Lamp on VIN: WBABE5324S Need help from the bmw techs.This car refuses to leave. Towed in with a burned cop coil. posted this car a few weks ago and got good help. The ecm or dme was cooked. Found no leaks of water in the ducts as people sugested.Checked all powers and grounds and wir...	View
	2001 BMW 325i 2.5L mrs module VIN: WBAAV33481 this bmw was an inspection gone wrong. it came in for nysi and was returned with a srs light. checked codes found no communication. installed new module and had coding done at bmw. now we have communication, along with 4 codes 81,83,84 and 86, all side impact ...	View
	1996 Buick Century Custom 3.1L abs/airbag/engine/cooling VIN: 1G4AG55M7T car came in with abs / air bag / check engine lights on. scaned pcm and had code po 560d - system voltage high . checked abs it had code 15 relay contact circuit short to b + and code 37 high system voltage . it had no codes for air bag . checked abs relay cur...	View
	2002 Buick Park Avenue 3.8L No Start VIN: 1G4CW54K42 Hey Guys, This is a fun one to end the week with. This car came in on a hook due to it wouldn't crank. Another shop of ours hooked a booster pack to it and it started and they drove it in and replaced the battery. As far as I know that is all they did. Now the...	View
	2000 Chevrolet Tahoe 5.7L injector pulse VIN: 1GNEK13R9Y Hello GM Techs, Tahoe came in yesterday with a hard start in morning. Scanned computer: Code P1626 Theft Deterrent Fuel Enable Signal not Received. When it cranks and no start- injector pulse is at 0. Car will start and run for about 1 second. 10-12 tries it w...	View
	1996 Dodge Ram 3500 5.9L Clutch slave cyclinder VIN: 3B7MF33W0T I replaced the slave cyclinder,but it is impossible to get a good clutch pedal, what is the trick to bleeding the clutch hydraulic system.	View
	1997 Dodge Ram 2500 5.9L LF wheel VIN: 3B7KF23D3V Hi all and happy wrenching I hope. Good customer, came in for oil change and mentioned pulsing in front on occasion. Test drove and found LF develops a mind of its own. When it happens, the left front starts doing the "herky jerky" and the toe goes nuts. At th...	View
	1997 Dodge Caravan SE 3.3L cooling fans VIN: 2B4GP45R2V Engine overheated while idleing ( waitnig for a boat ) Ran fine with no problems while moveing along, I checked to see if fans where working by turning a/c on, fans did not come on. connected snap-on scanner and performed atm test for fan relay koeo, I assume ...	View
	1999 Ford Ranger XL 3.0L transfer case VIN: 1FTZR15V7X truck stays in four wheel drive low at all times. When first started the four low and high lights flash on and off five times.	View
	1999 Jeep Wrangler Sahara 4.0L insrument cluster VIN: 1J4FY1957X Hi All, I'm jumping in here on a job started by a former employee almost a year ago. S.A. handed me an invoice from 12/03 which states he verified complaint of dash "shutting down" which he found to mean the speedo and tach were intermittly turning off. He sa...	View
	1997 Mazda 626 LX 2.5L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1YVGE22D5V check engine light on steady,cleared codes and po300 came back and will not clear or comes back right away.also very noisy top end (valve train,timing belt area.? Trouble codes: P0300, P0170, P0173	View
	1998 Mazda Millenia 2.5L Excessive Emissions, Hesitation VIN: JM1TA221W1 Dear techs, especially Mazda experts: This car came in with the complaints that the C.E. light is on and it bogs on acceleration. The codes for 0/2 inversion simply mean they are showing rich. The car runs pig rich, as you can see in the CO readings, but it i... Trouble codes: P1070 (B-1 S1 Inversion), P1173 (B-2 S-1 Inversion)	View
	1990 Mercedes-Benz 300TE 3.0L reverse gear VIN: WDBED90E8M we are looking for band adjustment location info for this model, or any common faults. reverse slips badly, all other gears fine.fax # [...]	View
	1993 Pontiac Grand Am SE 3.3L No Start VIN: 1G2NE14NXP Hello everyone. Our shop has had the pleasure of working on a 1993 Pontiac Grand Am with a 33oo v6 engine. When very cold outside, it does not start. After about 20 attempts, it finally catches and runs. In the mean time, the engine will crank and puff occasio...	View
	1998 Saturn SW2 1.9L Stall VIN: 1G8ZK8278W customers dad brings car in on saturday afternoon looking for relief(he has three daughters and a wife at home preparing for one of his daughters weddings). we cleaned the throttle plate(not very dirty, read codes, cleared and test drove with no reoccurrence. ... Trouble codes: 1599 (loss of ckp signal to computer)	View
	1989 Toyota Pickup DLX 2.4L Surge VIN: JT4RN13P7K I WAS WONDERING IF ANY TECHS HAD EXPERINCED THIS PROBLEM WITHA TOYOTA PU FUEL INJECTED, it runs ok until it warms up as soon as i apply the brakes it starts to surge if i let off the brake pedal it idles ok again (although a lttle high), it used to surge all t...	View
	1992 Toyota Camry LE 3.0L Engine VIN: JT2VK12F5N Hi to all Toyota Techs. Check engine light up 2 days ago. Now, NO idle at all. We have to press the gas pedal all the way down in order to get it start. Engine will stall immediately if you remove your foot from the gas pedal. Engine runs good, and no hesitati...	View
	1993 Toyota Camry XLE 3.0L camshaft timing VIN: 4T1VK13E6P Hello everyone. This is the second used engine being installed (see related repair history).We decided to replace the head gaskets on the second used replacement engine as preventive need (first used had blown gasket(S) - found out after installed & running, f...	View
	1998 Volkswagen Passat GLS 1.8L Misfire VIN: B0WE300180 This car condinious misfire at cyl # 2 even a compete tune-up performed - coil # 2 replaced & fuel injector replaced. any help would be greatly appreciated. thanks Trouble codes: P0302	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1993 Acura Legend LS 3.2L starter VIN: JH4KA7677P customer did not aprove ant more diagnostics. Put a jumper wire in the starter relay to start the vehicle. the vehicle went away. thanks to all who responded. John [...]	5
	1997 Chevrolet Blazer 4.3L lock cylinder VIN: 1GNDT13W4V Thanks to all who relplied. Phone line for the fax was out so I could not receive any. The vehicle shifter was bad and the 2 used shifters were bad also! (the risk you take with used parts) The wire diagram from Mitchell cd was wrong also. The yellow wire out ...	7
	2002 Chevrolet Trailblazer LS 4.2L Lower Ball Joint VIN: 1GNDS13SO2 The replacement ball joint from Moog had a snap ring to hold the new joint in place. I also replaced the link pins on both sides. I did not hear any more noise, I hope the customer doesn't. Thanks for the help.	4
	2002 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNEC13Z32 Customer took car to the dealer for second opinion Trouble codes: P0431.	8
	1999 Chrysler Intrepid 3.2L Fan Control Resistor VIN: 2C3HH46ROX I would like to thank everyone who replied about this problem. All 35 Mechanics that replied had the same idea, that the problem was in fact the heater motor either drawing too many amps or too tight, or something. I pulled the heater motor out and it felt per...	35
	2002 Chrysler Intrepid 2.7L Whistling Noise VIN: 2C3HH46RX2 Well, it seems at this point that the 'whistler' is no longer a problem, as I did say initially, the problem is occasional though. Kent from Florida had some great testing procedures as did Micheal from North Carolina both confirming the suspicion that I had w...	7
	2005 Chrysler 300 C 5.7L Hesitation, Stall VIN: 2C3AA63H55 Hello: the fix is the pcm.cause of [...] the scanner must have a software problem. The current version is 5.2. Thank to all who had good inputs, Tom [...] Trouble codes: P0151.	4
	1989 Dodge Colt Vista 2.0L vendor for reman ECM VIN: JP3BG49V3K This site rocks as always. I received excellent replies to my delima. After some phone calls and research, it turns out that Mits. ECM are very prone to capacitor leakage on the circuit board. The vendor that Mits used had poor quality electrolytic capacitors....	13
	1997 Dodge Dakota 3.9L Poor Idle Quality, Stall, MIL Lamp on VIN: 1B443XCCT4 Hello everyone, I replased crank sensor like most of you said, but had problem to come back. I replased pcm and so far problem has not came back. I thank everyone for help and the information.	6
	1997 Ford E-250 Econoline XL 4.2L coolant leak VIN: 1FTFS2428V This van is fixed & running down the road. After a more intense Q & A session with the owner, she admitted that she drove it home with the temp gauge pegged on hot...had been losing coolant for several days. I pulled the heads & found a head gasket blown bigti...	5
	1999 Ford F-250 Super Duty Lariat 7.3L injector oil press VIN: 1FTNX20F6X hi guy you did a good job of giving me new thing to try. 1st. thanks for diesel mans web site. thanks to charles from california / david from georgia /eric from virginia / david from new york / mark from texas / randy from florida / for pointing me to the prob...	16
	1996 Honda Civic EX 1.6L Misfire VIN: 2GHEJ6672T I recieved six replies to this with the advice ranging from loose spark plugs to the pcm.I rechecked all of the basics and decided to replace all af the injectors. Customer picked up car on thursday and had no problem starting and running yesterday and today. ...	6
	1998 Honda Accord EX 2.3L engine VIN: 1HGCG6675W All replies were great, but I think I may have messed up in my testing procedure. I tested fuel pressure dirctly off line with no release of pressure so it just kept building. When we finally rigged up a set up in line and pressure was normal. Still car ran on...	21
	1991 Isuzu F FTR 5.8L Engine shutdown VIN: JALH6A1N5M thanks to all who replyed replaced the alt every thing works	6
	1994 Jeep Wrangler Renegade 4.0L No Start VIN: 1J4FA49S31 Yes, the column was used. What I have learned. Once the power module “sees” a SKIM module it will always look for it. The fix. One way. New power module and ignition switch. Our way. Called the salvage yard and got the VIN from the donor Jeep. My wit... Trouble codes: P1685.	7
	2005 Jeep Liberty Limited 3.7L heated seats inop VIN: 1J8GL58KO5 Hello : Found two 12vt readings on the right heated seat switch.Cause a power wire a902 circuit chaffed againstthe rightseatLED driver circuit p140.Thanks to all.Ps wire diagram is wrong.	1
	1994 Land Rover Discovery 3.9L Excessive Emissions, Stall, Poor Fuel Economy VIN: SALJY1249R Thanks for all the input on this one. It turns out that in fact this truck had two bad 02 sensors. The left one put out a constant .3 volts and the right one a constant .4 volts regardless of the mixture. This low voltage was telling the computer that the mi...	4
	2000 Mazda 626 LX 2.0L Hesitation hi guys thank you for all of your feed back it was very good responds . the fix very simple the wire was bad replace new sets of wire the problem went away customer very happy with . Once again, thank you guys .	10
	1996 Pontiac Grand Am SE 2.4L 5volt circuit VIN: 1G2NF52T4T Thanks to everyone for your input. Especially about the low coolant level sensor! Thats the tip that put me on the right track. The wiring diagram on Alldata does not show this on the circuit. I found that it was already disconnected & the wiring was pinched u... Trouble codes: P0107, P0122, P0335.	15
	1998 Saab 900 S 2.3L Won't run monitors VIN: YS3DD55B9W I am very sorry to say that I was unable to repair this vehicle,the owner decided to take it back to the place he bought it,which is an independent seller of used Saabs and Volvos.The following is secondhand information,a used computer was installed,problem wa...	13
	1992 Toyota Celica GT 2.2L battery draw VIN: JT5ST87K6N Thank you to those who replied. The customer decided not to go any further, so I have no fix report. I had allready tried some of your ideas, and I tried some but to no avail. I think some aftermarket or other devise might have been added to the circuit but di...	6
	1989 Volvo 740 GL 2.3L 3-4 shift VIN: YV1FA8841K Took the tranny out and found out that the case had a small crack where the valve body mates with case.Changed the case and everyting ok.Thanks for the help.	6

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