Automotive Technicians Technical Discussion and Fixes for Jul 15, 2013

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	Help Request	Answers
	2002 Acura MDX Touring 3.5L engine oil leak VIN: 2HNYD18662 Thanks in advance to anyone who might have some insight. I'm really just looking for someone with lots of Acura experience. We have a leak of what looks to be engine oil coming from either the rear of the oil pan, right up near the crank shaft or the rear main...	View
	2000 Audi A6 Quattro 4.2L Forward Gears VIN: WAUZL54B5Y Esteemed group, I want to pinpoint the issue with this ZF trans. Torque converter or internal clutch problem? The transmission worked flawlessly up until the client's wife parked the car at their home on a hot 100 deg day with no issues from the car at all. ...	View
	2001 BMW 330Ci 3.0L reverse gear VIN: WBABN53421 vehicle came in with check engine lamp on. codes p0128 coolant temp too low code p0171b,p0174b system too lean p0300,4,5,6b random misfire replace spark plugs . cleared codes and updated ECM soft ware with auto logic. after two road test , back to shop and no ...	View
	2008 BMW 128i 3.0L steering angle sensor VIN: WBAUP73578 We replaced the steering angle sensor and need to code it. We have the Snap-on pass thru pro II. Paid BMW to access their website. Has anybody used this method that can give out any advice?	View
	2010 BMW 550i 4.8L instruments VIN: WBANW5C5XA Customer complaining of instrument not working at times, all warning lights come on,wipers come on, Warning in message center is vehicle electrical fault.It is intermittent so it is pretty hard to trace down.Have checked to see if the battery cable connection ...	View
	2002 Chevrolet Impala 3.4L Starter VIN: 2G1WF52E92 Hey again, IATN! Got a real quirky one here. Vehicle has an intermittent no crank condition, which only happens when the vehicle has been sitting outside (not in the shop) for an hour or more. KOEO, all dash lights except the check engine light are inop, if y...	View
	2003 Chevrolet Suburban 1500 LS 5.3L chime/brake warning light VIN: 3GNEC16T43 Brake warning light and chime activate simultaneously during moderate to fast acceleration from stop, sometimes brake light only, does not seem to occur when turning right. Check all the usual suspects, like brake fluid level, sensor wires, even check for door...	View
	2006 Chevrolet Silverado 2500 HD LT 6.0L Hesitation, Surge, Misfire VIN: 1GCHK23U86 Hoping someone can help, I have this truck that when you really get into it has no power. This thing has been to every shop around. When I get up to around 4,000 rpm it's just like it is standing still. Misfires count like crazy on #6, it will only do it under... Trouble codes: P0300, P0101	View
	2007 Chevrolet Impala LT 3.5L 1st gear VIN: 2G1WT58K37 what happens is when he goes to take of from a stop, the trans slips (engine flairs) real briefly (1 sec) and then has a harsh engagement and goes. it happens mainly when then car has cooled off. when it does happen it seems to happen for a couple of days and ...	View
	2008 Chrysler Town & Country Touring 3.8L abs VIN: 2A8HR54P28 Howdy Y'all! Got this 08 Chrysler T&C van it feels like ABS operation (unwanted) when you turn wheel to right is worse. I don't have any ABS codes. When the problem occurs at low speed it feels like the ABS is locking up front wheels and has ABS pump running. ...	View
	2005 Dodge Ram 1500 ST 5.7L engine VIN: 1D7HA18D65 this vehicle is a cranks ok no start no spark, has by the part numbers original spark plugs gap is .070" and spec is .045" the oil is a bit low and dark teenager owns it and does not take care of it. The strange thing is there is no spark and no compression th...	View
	1997 Ford Econoline Super Duty Custom 6.8L Surge, Misfire VIN: 1FDLE40S0V This truck had a jasper motor put in it at another shop and now it has a surging problem the exhaust manifolds will glow red too from a cold start with in two miles. At the very top of the rpm band this thing will take off like there is no problem. You do not ...	View
	2007 Ford Taurus SE 3.0L A/c control VIN: 1FAFP53U17 Greetings, Hoping for some help on this one. this vehicles A/C works good, so good it doesn't want to quit when you turn off the key. It has manual a/c controls very basic, not dual air either, however what happens is when the a/c control switch is in Max a/c...	View
	1997 GMC Jimmy SL 4.3L Mechanical VIN: 1GKDT13W5V Hey guys. I received this jimmy as a no start and ultimately found distributor out of time a few teeth. Upon inspection found the distributor drive gear teeth worn uneven and to a very sharp point on some teeth. boroscope inspection of camshaft did not reveal ...	View
	1991 Honda Accord SE 2.2L no spark VIN: JHMCB7686M Posting this as archival information. Found no spark to any spark plugs or from coil. Suspected the typical igniter or PGM relay. Customer had replaced ECU from junk yard to no avail and reinstalled original ECU. We also noticed that the "Check Engine" light d...	View
	2001 Honda Accord EX 2.3L CEL on VIN: JHMCG658X1 CEL on but no codes presant tryed to clear cel but would not clear tryed to reboot light was out for two seconds came back on and will not clear I have never run into this before any help would be appreciated thanks	View
	2001 Honda Civic LX 1.7L steering VIN: 1HGES16591 Customer came in with a noise on hard left hand turns only. After driving for over 5 minutes a scraping/ whooshing noise was detected from the right front? on Hard left hand turns only---will not make noise on right turns. No problems were found with the steer...	View
	2009 Honda Odyssey EX-L 3.5L lift gate lock Sorry about no VIN #. I'm at home and don't have access today. Customer complaint of lift gate will not lock, it unlocks and the automatic open and closing work fine. it just will not lock when you try and lock it with the drivers door switch or remote. You c...	View
	1999 Jeep Grand Cherokee Limited 4.7L No Start VIN: 1J4GW68N7X Chrysler guys, help!. Have this 99 Grand Cherokee towed in died while driving. Cranks with no start. No fuel pressure, no inj pulse no spark. ASD relay not being grounded by PCM. Change crank sensor just because its common and easy, no change. I CAN comunicate...	View
	1999 Jeep Grand Cherokee Laredo 4.0L Starting VIN: 1J4GW58S4X Hi everyone. This Jeep is causing us to pull out our hair. What we have going on is a no crank situation. These seem to be a common occurrence for us on Chryslers here lately but this one is very intermitting and we can not duplicate. We have started this Jeep...	View
	2000 Jeep Grand Cherokee Laredo 4.0L rear wiper motor VIN: 1J4G248S9Y this jeep came to me with the rear wiper motor inop.not sure how long its been out.the front wiper motor works,and so do both wiper washer pumps.with the key on and the rear door closed,the wires to the plug at the wiper motor check out except for the violet/y...	View
	2002 Jeep Grand Cherokee Laredo 4.0L Cooling Fan Relay VIN: 1J4GW48SX2 I guess everyone can see from previuos repairs, this has been my worst nightmare in years, customer bought car used and immediately started having these problems, not to mention the transmission we replaced, I'm tire of buying radiators etc, the problem always...	View
	2006 Lincoln Zephyr 3.0L Passengers Power windwo VIN: 3LNHM26126 Hey Guys, This passengers window will not sequence properly. In shopkey and other resources I have followed the specific re-sequencing procedure dozens of times (it explains it very clearly specifically for this vehicle) The window goes up and down but if yo...	View
	2000 Mercedes-Benz E320 4Matic 3.2L Misfire VIN: WDBJF82J0Y Car runs fine untill hard acceleration. Then check engine light comes on and shuts down #4, #5 and #6 fuel injectors. Do not feel any misfire until injectors shut down. Shut off engine and restart, runs great again until hard acceleration. I replaced left side... Trouble codes: P0304, P0305, P0306	View
	2001 Mitsubishi Montero Sport XLS 3.0L vss on cluster VIN: JA4MT31H31 tune-up was done, spark plugs and plug wires , after a road test the speedo stopped working. checked the ref, and signal wires, and they appear to be good at this time. also checked the ground wire and it is also good, meaning not open.	View
	2003 Nissan Sentra GXE 1.8L injection VIN: 3N1CB51D23 The scantool read P0345 code, cam sensor. The freeze frame indicate poor fuell. I checked the connectors and wiring of cam sensor and everything was OK. I changed the cam sensor and the engine cranked but did not start. I delete the code with scantool, Com...	View
	2004 Nissan Murano SL 3.5L No Start VIN: JN8AZ08W04 Hello and thanks in advance for any insight you can shed on my problem.Vehicle arrived as no start,would crank over but would not fire up.Tested for basics,spark inj pulse and fuel (all OK)Pulled a plug and was wet with fuel,did compression test on that cyl(#4... Trouble codes: P0605 (PCM ROM error), P0500 (Vehicle speed sensor circuit), P0170 (fuel trim problem bank 1)	View
	2006 Nissan Xterra X 4.0L Tcm VIN: 5N1AN08W06 I am looking at a TCM for this 06 Xterra with the automatic re5 5 speed transmission, it is out of an 07 frontier, does anyone know if this has the same TCM as the 06 xterra, the dealer says there was a change in the first part of 07, then it changed back in o...	View
	2008 Nissan Sentra SE-R 2.5L Fob VIN: 3N1BB61E08 We replaced a Bad ECM a mobile programmer reset NATS, wrote VIN and did Idle relearn, Engine starts and Run fine, Customer did have only one Key and ask to make another key (smart key, with tumbe, not Push start button), system was working fine with smart Key ...	View
	1990 Oldsmobile Toronado 3.8L Head Lights VIN: 1G3EZ13C4L This vehicle quit running in front of our shop. We pushed into one of our bays and found the CAT completely plugged,melt down. We installed a new CAT and the vehicle was running very bad(reason for the melted CAT) We found a bad MAF sensor and it ran alot bett...	View
	1997 Pontiac Bonneville SE 3.8L fuel pump/ guages VIN: 1G2HX52KXV Car came in with ses for O2 sensor. I rewired the O2 and moved the car out of the shop. Now the car is a no start and the fuel pump is dead as well as ALL cluster guages, and idiot lights exept seat belt and security. Key on security comes on for 5 sec and goe...	View
	2007 Pontiac G6 2.4L steering VIN: 1G2ZF58B47 now costmer said steering wheel shakes by itself. we replace steering column and re calbrated sensors. still have wheel that shakes by itself. need some help. the shake will go away for short time then come back. I've drven car with snap on verus looking for g...	View
	1984 Porsche 911 Carrera 3.2L odometer/speedometer VIN: WP0ZZZ91ZE Speedometer/odometer not working. Speedometer was sent out to have gears replaced. VSS was replaced original one had deteriorated wires possible causing shorting. Installed repaired speedometer still not working. Checked integrity of wiring from cluster to spe...	View
	1997 Toyota Camry LE 2.2L oil leak I have a oil leak on this car from behind power steering pump area. removed valve cover and checked to make sure gasket wasn't pinched. looked ok rtv at cam points. when running at high rpm, oil drips off power steering pump near front of pump. cleaned off bac...	View
	2003 Toyota Avalon XL 3.0L Engine Compression VIN: 4T1BF28BX3 Customer said vehicle died while driving. No warning just died. Check engine light Poo36 - Oxygen Sensor Heater Control Circuit (Bank 1 Sensor 2). Checked spark, we do have spark, Checked Fuel - fuel going into cyl via injectors. Compression - after long crank...	View
	2007 Toyota Sienna LE 3.5L MIL Lamp on VIN: 5TDZK23C87 Hi all thank you in advance and all help is appreciated. We have a 07 Toyota Sienna Van that continually spits out a code P0101. We replaced the MAF and the fuel pump both with dealer parts. If you clear the code it stays out for sometimes a day or can be as l... Trouble codes: P0101 (Mass or Volume Air flow circuit range/performance problem)	View
	2008 Toyota Tundra SR5 5.7L Steering VIN: 5TFBV54178 Vehicle came in with the steering binding in both directions. Seems as if it binds/releases/binds while turning. More so when turning left. It feels like the old GM racks back in the 80's we replaced so many of. Replaced the rack and it seemed no better, now i...	View
	2001 Volkswagen Golf GTI GLS 1.8L engine VIN: 9BWDD61J61 Vehicle came in making a strange sound from the area of the timing belt and with a severe oil leak that appeared to come from the front main seal. We took off the timing covers and found a badly frayed timing belt, especially on both outside edges. Oil covered...	View
	1995 Volvo 850 T-5R 2.3L Vibration VIN: YV1LS571XS There's a vibration in the steering wheel from 50 mph to 75 ,it gets worse with more turbo boost ,I'm thinking there's a bad engine mount or bushing issue ?	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2007 Acura RDX 2.3L Turbocharger VIN: 5J8TB18537 Thanks to Cheolwon from Ontario for putting me on the right track with this one. It turned out to be the bypass control solenoid. Installed a new one and the CEL has remained off and no pending codes for three trips now, including one really long trip. And the...	3
	2002 BMW 325i 2.5L Poor Idle Quality, Hesitation, Surge VIN: WBAET37472 AFTER TALKING WITH CUSTOMER I DECIDED TO CK FUEL PRESSURE AGAIN AT FIRST STARTUP AFTER IT HAD BEEN SETTING FOR A COUPLE OF DAYS AND THE PROBLEM WAS EVIDENT UPON STARTUP. THE KEY ON PRESSURES JUMP TO AROUND 40 AND AFTER VEHICLE WAS STARTED IT NEVER RAISED MUCH ...	8
	2005 BMW 760Li 6.0L Transmission shifting VIN: WBAGN83525 Customer did not return with vehicle until yesterday as he was out of town on business. Car hasn't been fixed yet although I received some useful information. Apparently the code is related to the input and output speeds of certain trans members. These are con...	5
	2006 BMW 750Li 4.8L mechatronic VIN: WBAHN83586 Thanks for all the quick replies. all said factory reman trans had to be programed and coded by dealer or someone withn an autologic. we sent car to another shop with autologic. got car back friday and all works great now.	11
	1987 Chevrolet V10 Custom Deluxe 5.7L Hesitation, No power upper RPM VIN: 1GCEV14K5H Replaced throttle body with the correct one.Suspect regulator was bad.Runs Great thanks for all the help. Trouble codes: 43 (testing and results).	23
	2001 Chevrolet Express 3500 5.7L brakes VIN: 1GAHG39R41 ok sorry it took so long to close but customer went out of town,we replaced the abs module and brakes work fine now.	6
	2003 Chevrolet Silverado 1500 5.3L door switches VIN: 1GCEK19TX3 Well, the customer took the truck and has not come back yet. Several suggested that the door module needs to be reprogrammed, but others say they have swapped them out with used items without programming. It appears that only brand new modules must be programm...	15
	2008 Chevrolet Impala LT 3.5L Acutator VIN: 2G1WT58N88 Thanks to all for your help. It is fixed. The major problem was sticking temperature doors - Chad from California got me thinking about the doors binding - with the actuators off I turned the doors which were very "sticky" I used some brake cleaner and got the...	10
	2009 Chevrolet Cobalt LS 2.2L BUS Communication VIN: 1G1AR55H29 Thanks to all who replied. The customer has since taken the vehicle and has not called or returned with the same problem. I performed some tests recommended by you guys and nothing as of yet. If they return with same problem I will update again. Trouble codes: U2100 (CANBUS Communication), U2105 (Lost Communication w/ECM), U2106 (Lost Comminucation w/TCM), U2111 (Lost Communication w/Steering Control Module), U2129 (Lost Communication w/Remote Function Actuation), B1325 (Device Power 1 Circuit Voltage below Threshold).	16
	2007 Chrysler 300 C 5.7L abs module VIN: 2C3LK63H67 Thanks for all the help I went the safe way installed a new module it worked fine!!	10
	2002 Dodge Grand Caravan EX 3.3L insturment cluster VIN: 2B4GP44312 ended up replacing alternator again and replaced battery since it was fryed from being overcharged. touched cables together like the one reply said and did not bring back the guages. drove van around the block came back touched cables together again and did ...	6
	2004 Dodge Ram 2500 ST 5.9L upshift VIN: 3D7KU28C54 Well after repeatedly testing and checking all electrical components, harnesses, solenoids etc. got ahold of a guy at tech. assist. and led me down a different path. turned out to be an internal pressure leak. We ended up replacing trans with a reman. and all...	10
	1991 Honda Civic DX 1.5L air control valve VIN: 2HGED6350M I will close this request now although other business has prevented me from working on the car. But I will send a follow up message reporting on whether the car was fixed. I will follow the advice of several techs to replace the IACV with a new Honda unit, whi...	23
	2008 Honda Civic LX 1.8L Unknown VIN: 1HGFA165X8 I want to thank all 11 that provided quick and knowledgeable information. We got the vehicle here today and the compressor was not engaging when a/c was demanded. I took a prybar and went to tap on the a/c clutch the magnet was engaged because it drew my pry...	11
	2005 Hyundai Tucson GLS 2.7L No Start VIN: KM8JN72D65 thanks too everyone for info we are sending vehicle to dealer to confirm diagnosis and replacement of computer will let u know if not the fix again thanks for the help	3
	1996 Infiniti I30 3.0L ac system VIN: JNKCA21D0T RESEARCH SHOWED THIS TO BE A VANE TYPE COMPRESSOR, NOT SO FORGIVING WITH EXCESSIVE OIL IN SYSTEM...GUAGE READINGS SHOWED POSSIBLE RESTRICTION SO I WORKED BACKWARDS TO THE DRIER SINCE IT AL [...] STARTED WITH THIS (COMP-DRIER) RE-MOVED REC-DRIER AND FOUND THAT IT WA...	7
	1993 Isuzu N NPR 5.7L Hesitation, Cuts out VIN: JALB4B1A3P Good afternoon, Installed a fuel pump that fits a 93 s-10 p/u it fits perfect.It picked up the volumn to 1 pt. in 20 sec.It also p/u pressure 2 ibs. to 18 psi.So far so good the truck goes by the shop everyday so its still running. Thanks for the help to eve...	9
	1989 Jeep Cherokee Limited 4.0L cooling system VIN: 1J4FJ78L7K After removing the head and having it pressure checked and magnafluxed again, there were no cracks found in the cylinder head. Customer decided to put truck back together and cut his losses on it. The problem was getting worse the more I ran the engine. It wou...	15
	2004 Lincoln LS 3.9L engine temp VIN: 1LNHM87A94 thanks for all the replies. I talked to the customer and she stated the car is not overheating at this time but the radiator fan is on hi speed at all times after motor warms up, we recommended that the radiator be replaced. I also pulled lower shield and did ...	13
	2007 Mercedes-Benz CLK550 5.5L Alignment VIN: WDDDJ72X57 you dont need to know model or sub model. just need to know what the chassis codes is.	3
	2007 Mini Cooper 1.6L Poor Idle Quality, Misfire VIN: WMWMF33537 Thanx all for replies after removing the head again and closely inpect all valve guides and seals found #2 valve seal leaking. Resend head back to machine shop and they recheck everything and confirm that cyl#2 valve seal was leaking the replace guide again a ... Trouble codes: P0302.	4
	1994 Toyota 4Runner SR5 3.0L No Start, Poor Idle Quality VIN: JT3VN39W8R We checked the grounds and everything, replaced with a good known distributor, and still no running. We found out that the customer mixed up the shims for all the valves. We are in the process of of putting that right, then hopefully it will run. Thank you for... Trouble codes: 14 (ECM not recieving IGF or IGT signal.).	8
	2000 Toyota Tundra SR5 4.7L Unknown VIN: 5TBRT3414Y I did change oil 5w20,i used snap on tool test pressure that was someone asked.To replace the pump or relief valve the customer dont have money so the job still pending but i want to close and if the job was done I will repost again.Thank you all you guys to r...	10
	2001 Toyota Tacoma Pre Runner 3.4L Excessive Emissions VIN: 5TEGN92N81 first thanks all of you for take time to reply. so I drop the fuel tank to check the return line . was okay. remove the intake manifold to fiscally check fuel injector and lower intake manifold for cracks . just the injector #6 had 17.3 ohms some 16.2 so I ...	4
	2004 Toyota Highlander 3.3L a/c VIN: JTEEP21A14 THANS TO ALL FOR THEIR HELP & CONSIDERATION, HOWEVER CUSTOMER HAS NOT RETURNED AS OF NOW SO I MUST CLOSE THIS REQUEST. WHEN IT RETUNS I ABSOLUTELY KNOW WHER TO LOOK AND WILL POST REPAIR AT THAT TIME, LOVE IATN, ALWAYS SATISFIED!	18
	2007 Toyota Camry Hybrid 2.4L ABS module VIN: 4T1BB46K47 All replies were very useful , at the end we flush the system , after that we bleed the system using the scanner , and we recalibrate the valve with the scanner , the solus is providing all the information...thank's to all...	8

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