Automotive Technicians Technical Discussion and Fixes for Jan 11, 2013

Join Now

Prev	Professional Automotive Repair Technical Discussions for January 11, 2013 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
	1997 BMW 540i 4.4L thermostat VIN: WBADE6329V Hey guys, don't post very often but i got one for the BMW guys. We don't work on any euro cars but this is a freinds car that blew a water pump so i said i would help him out. Anyways after the water pump and thermostat repair i cannot get this thermostat to o...	View
	2003 BMW 530i 3.0L Idle VIN: WBADT63473 Vehilce came in because customer had to fill coolant about once a week a half a gallon or so. Found thermostat leaking and also upper and lower hose were bad.Valve cover gasket leaking as well. So did all of that after the repair vehicle idle fine,however when...	View
	2006 BMW X5 3.0i 3.0L 4wd light VIN: 5UXFA13566 pulled codes d35b and 5ef9 from abs. cleared and recheck- light still on and no codes. Is there a specific module to pull 4wd codes from?	View
	2000 Buick Century Custom 3.1L engine noise VIN: 2G4WS52J0Y when cold engine rattles bad, it does get alittle better when warm. Worst one i' ve seen	View
	2005 Buick Century Custom 3.1L Radio VIN: 2G4WS52J15 This vehicle came to us with an intermittent dead battery, we had it here for 5 days and no problems.We decided to put in a new battery regardless of the fact it was new to begin with. customer concern returned a few weeks later. I have the car here today not ...	View
	1991 Chevrolet S10 Baja 2.5L Blower Volume VIN: 1GCCS14E3M Please help... This should be an easy no brainer, but it has us stumped. Tech asked me for help with this and I thought I would find it right off... The problem is there is limited blower motor volume coming through any of the selected modes. The tech took apa...	View
	2000 Chevrolet Express 3500 LS 5.7L MIL Lamp on VIN: 1GBJG31R7Y Hello. This ones beating me up. I have a P0171 bank one system lean. Smoke test on intake was ok. Fuel pressure at 60psi and it will hold there at wide open throttle. Checked cat with a bore scope and both sides are clean, no obvious restriction. purge valve o... Trouble codes: P0171 (System lean bank one)	View
	2001 Chevrolet Express 2500 5.0L No Start VIN: 1GCFG25M01 hy this van got a no starts problem when is cold outside at -20 it crank but no starts.i have replaced the spark plug the cap the wire and the coil this fall .the fuel pump and the filter were replaced last summer .i have tried to put somme gas in the throttle...	View
	2002 Chevrolet Trailblazer LS 4.2L dash and int.lights VIN: 1GNDT13S62 Truck starts ad runs fine all accessories work.When you put the truck in gear the dash and interior lights shut off daytime running lights shut off and bcm communication is lost.Put it in park all comes back.All other accessories connected to bcm continue to w...	View
	2005 Chevrolet Cobalt LS 2.2L Low Beams VIN: 1G1AL54F45 Thanks Guys for your help this thing seemed like a no brainer. Low beam fuses both show ground ,when powered up low beams come on. Went to headlamp switch pink with white wire terminal E has power on it disconnected. I am thinking wire must be good going to re...	View
	2011 Chevrolet Traverse LT 3.6L Oil Pan VIN: 1GNKRGED9B Hello, I really hate to use this for what I am going to ask. But, due to unfortunate circumstances, the oil pan has been damaged while the vehicle was here for repairs to the power steering pump. I read up on the procedure for R&R the oil pan, which includes r...	View
	2010 Dodge Journey SXT 3.5L MIL Lamp on VIN: 3D4PG5FV4A My Journey-- or so it seems now-- moved here to CO a few months back after having a water pump replaced in CA and promptly set a P013A trouble code. Since that time, I've replaced the 1/2 O2 sensor and PCM, tested the O2 sensor signal circuits multiple times, ... Trouble codes: P013A	View
	2002 Ford Taurus SE 3.0L Poor Idle Quality, Surge VIN: 1FAFP53U22 no codes customer complaint high idle and car running at speed like throttle sticking has had at another shop they replace idle air control valve i have checked grounds installed scan tool no codes car idles high at times and does pull itself at lower speeds t...	View
	2007 Ford Ranger FX4 4.0L transfer case VIN: 1FTZR45EX7 Vehicle came in with no reverse and slipping in first. Removed and rebuilt transmission. Now we have a very loud pop/bang type noise when driving over 40 mph in 4x4 high. Does not make this noise at low speeds or tight turns. Will not make this noise in 4x2. R...	View
	2005 GMC Sierra 3500 SLT 6.6L Cooling System VIN: 1GTJK39205 So common issue found through the forums. As stated I replaced the Tstats Took it for a test drive and it worked great thought all was good and it dumped fluid on me. So I pressure tested the cap and it would take 30lbs and not release, banged it on the bench...	View
	2007 GMC Yukon SLT 5.3L MIL Lamp on VIN: 1GKFK13047 Starts good, good fuel pressure, maf readings are good, when engine is at idle or decel the fuel trims climb up instantly. Has mil on for 12000 km. Has good power and no missfires. Checked all data in global data stream as well, we can not figure why the fuel ... Trouble codes: P0172 (Too rich bank one), P0175 (Too rich bank two), P0446 (Evap vent problem), P2A04	View
	1993 Honda Accord SE 2.2L Srs Light On VIN: 1HGCB7675P Customer needs to pass state inspection. Can't due to SRS light being on. Took to dealer and was told that vehicle needed a SRS control unit and main harness. SRS unit no longer available new. After leaving vehicle with dealer for a week or more, customer stil...	View
	1995 Honda Accord LX 2.2L Stall VIN: 1HGCE1821S This old Accord will stall after about 5 minutes of running. Give it about 15 to 30 seconds and it will start, and go about 15 to 30 seconds before stalling again. This continues for some time. The PCM was replaced in July for a no start, but the symptoms were... Trouble codes: 15 (ignition out line or circuit fault)	View
	2007 Infiniti G35 X 3.5L Varible assist power steering rack VIN: JNKBV61F97 We had replaced the steering rack on this car because it was leaking. It is varible assist and the new rack has the same solenoids and everything looks identical. We are experiencing no assist at idle but if the RPM's are raised we have normal assist. We've re...	View
	2008 Infiniti EX35 Journey 3.5L Crankshaft Bolt VIN: JNKAJ09F18 I hate to sound stupid, but this Infiniti crank bolt is extremely tight. According to alldata's torque instructions, the bolt appears to be left hand thread, but I am unable to remove it. If anyone knows for sure if this is a left or right hand thread bolt, I ...	View
	2002 Isuzu Axiom 3.5L engine noise VIN: 4S2DF58X02 Thanks to all who reply. The noise is evident at idle only, and after at least 10 min. of warm up. sounds like lifter noise but they are in spec.(clearance)goes away after any throttle immediatley. I just don't see these motors with any problems. i have owned ...	View
	2003 Isuzu Ascender Limited 5.3L Left Side Brake Light & Tail Light VIN: 4NUET16P03 Fellow Techs: This vehicle came in for an Inspection sticker and I was unable to pass the safety portion of the test due to the rear lighting. At first look it appears as though the left rear Tail Light is Brighter than the right side. Upon further inspection...	View
	2009 Jeep Wrangler Unlimited X 3.8L goes to default VIN: 1J4GZ391X9 This jeep was going into default intermittenly for some time now. Could clear the codes and it may go 2 weeks or 2 hrs before doing it again, Ususally sets P1745, although we did get the code for low pressure too a couple times. They had it to the dealer hopin...	View
	2002 Kia Optima SE 2.7L No Start, Misfire VIN: KNAGD12892 Towed into shop as a crank and no start. I crank for about 20 seconds on it and it started. I drove it and it ran fine. After it would set for about 30 minutes then it would take maybe 10 seconds to crank before it would start. Then it started and ran fine fo... Trouble codes: P0300 (Random misfire), P0301 (p0302-), P0302 (p0303-), P0303 (p0304-), P0304	View
	1997 Mercedes-Benz C230 2.3L Stall VIN: WDBHA23E1V I went to where the car is located to check for a start/stall condition. You can start the car & it will run about 3 seconds and die. I checked for codes in Generic OBD 11 and found no codes. I did not have a fuel pressure gauge to test fuel pressure. My tech...	View
	2008 Mini Cooper S 1.6L MIL Lamp on VIN: WMWMF73578 This is my mother's car, so I'm sure you know how that's going... Anyway, it has an 02885 code (charge air pressure control deviation plausibility) and no driveability issues that I can tell, although I don't drive it very often and it's the only one of thes... Trouble codes: 02885 (Charge Air Pressure Control Deviation Plausibility)	View
	1997 Nissan 200SX 1.6L Hesitation, Surge VIN: 1N4AB42D3V Car was first brought in for a no start and found timing chain with alot of slack in it and 2 broken off teeth from the intermediate gear. Replaced both timing chains guides and tensioners and got it running. Customer has stated that even before it quit runnin...	View
	2007 Pontiac G6 GT 3.9L electric windows VIN: 1G2ZH36167 vehicle brought in for a water leak.Replaced water pump & belt.I noticed when I drove vehicle in shop for repair the electric windows did not work-no problem.I replaced water pump & opened drivers door to start the engine & the drivers window went down about 2...	View
	1993 Saturn SC2 1.9L Shifting VIN: 1G8ZH1574P Vehicle came to us with a transmission appearently in limp mode. Scan test showed no trans codes, but a code 26. Inspection revealed used ECM was for a 94. Replaced with a reman.ECM - same results. Vehicle will start in 1st, shift to 2nd, then 3rd, then go bac...	View
	2003 Saturn Vue 2.2L MIL Lamp on VIN: 5GZCZ23D73 Code p0327. Keeps setting,Has had knocksensor and pcm replaced. We have check the wiring and replaced,but get o reading on the scan tool. Trouble codes: P0327	View
	2011 Subaru Forester X 2.5L No Start VIN: JF2SHBBC2B 2011 forester this vehicle starts hard below 40 degrees, and after just short trip 2 miles or so and shut off for a couple minutes hard start again. after engine warm ok. has anyone had this problen and or fix??	View
	2006 Suzuki Verona Luxury 2.5L srs VIN: KL5VM56L36 this post is simply for informational purposes only...to get he srs codes from a 2005-2006 Suzuki verona using a genisys scan tool it can be achieved by using the srs software for a 2004 kia optima...you will have full codes retrieval and the ability to clear ...	View
	1997 Toyota 4Runner SR5 3.4L Excessive Emissions VIN: JT3HN86R7V Vehicle fails Ca emissions for NOX (sometimes) It drifts in and out of passing. It has a new converter on it (aftermarket) but it is a CARB approved Walker #81722 D-182-47. This is a federal vehicle with no EGR system. I have cleaned the MAF sensor but it does...	View
	2001 Toyota Tundra 3.4L Unknown VIN: 5TBJN32191 Vehicle came in with a no start after warm up we decided to start with igniter and replaced with known good one and same results have tried crank sensor cam sensor and to no luck, vehicle will start then die will not run for more then 5 seconds have no rpm on ...	View
	1997 Volkswagen EuroVan Camper 2.8L ABS Module VIN: WV2EH8704V Vehicle came in for abs light on had codes 00283 and 01201.We scoped and confirmed failed lf speed sensor and replaced that cured the 00283 code,now on to 01201 code Abs supply voltage.VAG COM address 2 all fields normal,checked voltage at module normal so sus...	View
	2005 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWRA69M15 This car came in about 2 months ago for a check engine light. Codes found were 16555 (Po171) Fuel system lean bank 1 and P0101 MAF sensor implausible signal. Found the MAF to not be putting out the correct numbers and replaced the MAF. The car came back a coup... Trouble codes: P0171	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2002 Audi Allroad Quattro 2.7L engine VIN: WA1YD54B82 Thanks for the excellent responses. I did use dye and checked back if the heads & intake very closely. The leak was definately coming from the back of the engine requiring trans removal but during driving while testing we found that the transmission was slippi...	17
	2003 BMW Z4 2.5i 2.5L SRS Light VIN: 4USBT33433 Thanks for all your help out there. Come to find out i have a huge rodent problem in this car, have found that mice love the padding onder the carpet and have tunneled thru alot of it eating wire on the way. So here i go taking ot the whole interior and fixing...	11
	2005 BMW X5 3.0i 3.0L No Start VIN: 5UXFA13505 thanks to all that replied. i took off the fuel tant vent valve and tested the power and ground going into it all was good then applied power to valve with nothing happening replaced with new. all seems good but vehical has full tank of gas so have to wait til...	9
	2007 BMW 530i 3.0L Pressure Control Valve 5 VIN: WBANE73597 This one is back on the road fixed. the 4E24 code for pressure control valve #5 was a hard fault and would not clear. I did a CIP update on the DME and EGS modules without change. the part is not available separately, but the mechatronic valve body can be purc...	4
	1997 Buick Park Avenue 3.8L Climate Control VIN: 1G4CW52K1V The customer wanted the door moved so it will stay on hot for the winter and then disabled. With motor removed the door moved freely and temps changed while manually turning the door. There is no adjustment, at least on the passenger side, the motor engages th...	10
	2000 Buick LeSabre Custom 3.8L all lighting I unplugged the alternator and the lights stabilized. Replaced alternator with a new one and problem is fixed. thank you	24
	2002 Cadillac DeVille 4.6L Automatic level control VIN: 1G6KD54Y92 This one was educational. When the RIM fixed the windows, we figured it would have also been the air ride problem. Using [...] for diagnostic came up with the RIM b4 and after replacement. Learned from you guys and further testing that if this code is tr...	5
	2004 Cadillac Escalade ESV 6.0L right rear window VIN: 3GYFK66N34 Thanks to all that replied...especially Long...problem was the DDM...after watching for the switch lock out command on the scanner it didn't show when engine was running.	4
	2001 Chevrolet Express 3500 5.7L No Start VIN: 1GBHG31RX1 The truck starts right up now. The Passlock Module is supposed to have two power feeds and one ground. It only had one power feed. I fixed the second power feed and the truck fired right up. The hardest part of the job is finding the Passlock Module. John from... Trouble codes: P1626.	7
	2008 Dodge Grand Caravan SXT 4.0L Tcc VIN: 2D8HN54X18 We checked the cooler flow-ok. Disconnected the transmission harness-no change. Removed and inspected the valve body-no stuck valves, broken springs or missing parts. Replace valve body with new from MOPAR. Car fixed. It was in stock at the Dodge store. Part #...	4
	2000 Ford Escort ZX2 2.0L No Start VIN: 3FAKP1136Y Sorry for my loss of words on the testing of the signal at the ECM and coil. I had signal at the coil and ECM for cylinders 2 and 3 but no signal for 1 and 4. I verified I had a circuit though the coil because it would show 12 volts key on engine off so I knew...	17
	2002 Ford Ranger XL 2.3L Charging VIN: 1FTYR10D32 The replies check the fuse for corrosion where dead on. Cleaned everything up and no more problems. Thanks for the help.	21
	2003 Ford E-350 7.3L No Start, MIL Lamp on, crankcase pressure VIN: 1FDWE35F23 thanks to everyone for your input. after checking fuel pressure,injectors,glow plugs,oil pressure,compression etc. and everything passed,the only other thing I could think of to check was the cam sensor it self. even though I was getting a good reading on the ... Trouble codes: P1670, P0603.	9
	2006 Ford Escape XLT 3.0L abs light on VIN: 1FMYU93116 Well the one came back today the escape and everything was fine with the light so I figuer it to be mossture but custumer said started to make noises so I check the toner rings and sure enough the r/f was broken thans for all the help	12
	2010 Ford Focus SE 2.0L Noise VIN: 1FAHP3FN6A Just noticing that the oil was rather thick and saw that oem requires 5W20. We changed oil and that absolutely fixed the problem. Who would've figured?	3
	2011 Ford Ranger XL 2.3L Poor Idle Quality, Misfire VIN: 1FTKR1ED7B Found if you wiggle the connector on the injector miss would come and go. Replaced injector connector and performed a repro on P.C.M. Thanks for all the great resposes. Trouble codes: P0201 (Injector Circuit Open fuel Injector 1), P0219, P0301 (Cylinder 1 Missfire Detected), P0316 (Missfire Detected On Startup).	12
	2007 GMC Sierra 1500 WT 5.3L Starting VIN: 2GTEK13M87 The problem with this truck turned out to be a shorted fuse panel.Truck would always start but would not shut off.Multiple codes. Thanks for your help.	10
	2003 Honda Pilot EX 3.5L Heating VIN: 2HKHF185X3 Rverybody was great. A foctory thermostat repaired the vehicle. Thanks to everyone who responded. GOD bless you all. Keith	13
	2001 Hyundai Santa Fe GLS 2.7L ecu relay VIN: KM8SC83DX1 tested purge control solenoid, found stuck open replaced purged control solenoid. thanks for all the help..	7
	2002 Jeep Grand Cherokee Laredo 4.0L Control Module VIN: 1J4GX48S32 I thought I had said that I checked the wave form at abcm, but my mistake I did not put that down. The problem was a bad abcm. Had another jeep here with same module swapped out did good. Did not replace it. 10 days ago Jeep issued a recall on the air bad syst...	8
	1999 Nissan Maxima GLE 3.0L power steering VIN: JN1CA21D9X Thanks guys for all your input. I checked for flow by disconnecting the high pressure hose located on the passenger fender and there was none so I removed the hose from the reservoir and no fluid came out. Cleaned out reservoir from the trash that settled in t...	12
	2001 Nissan Frontier XE 3.3L abs module VIN: 1N6DD21S51 this was wierd it ended up being a little low on brake fluid! oh well its gone down the road. thanks everybody	5
	2000 Toyota Tundra SR5 4.7L No Start VIN: 5TBBT4413Y This truck came in with a no start p0335. It was at 3 other shops before it got to me. After testing the crank sensor, wires and all inputs and outputs of the ecm, repairing numerous ground problems the truck still sis not see the crank sensor, I tried a known... Trouble codes: P0335 (Crankshaft sensor signal).	8
	2003 Volkswagen Beetle GL 2.0L Cooling Fans VIN: 3VWBK21C63 When i had more time I started going through all the related IATN post, but it doesn't let you go right to radiator fans. A post showed that this condition would be caused by #16 fuse being missing. It was.	10
	2005 Volkswagen Jetta GLS TDI 1.9L no power VIN: 3VWSR69M15 i have not fixed yet but did get some helpful info.suspect cam being my problem.having hard time thinking cam because gets running better when hot and runs so smooth seems like it would not change hot or cold being mechanical? but cam is worn. had already trie... Trouble codes: P0101.	10
	2009 Volkswagen Tiguan SE 2.0L MIL Lamp on VIN: WVGAV75N69 Sorry it took so long to reply. I offered to replace the intake part only. I was going to eat the labor since it was a come back. The costomer did not want to pay the $190.00 for the part. He took the car, and may trade it in this week if not he will come back... Trouble codes: P2015.	10

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