Automotive Technicians Technical Discussion and Fixes for Oct 25, 2012

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	Help Request	Answers
	2003 Audi A4 Quattro 3.0L none VIN: WAULT68E23 Unable to verify fault check sensor thour temperature range- pass checked timing belt condition and alignment - pass Trouble codes: P1338	View
	1996 BMW 750iL 5.4L Lr Shock VIN: WBAGK2327T We have this 750il that we installed 2 brand new oem rear struts and it has the power steering hydraulic fluid go to them for the ride control. The left rear leaked out of the top shaft seal area. We warranteed it with another brand new oem strut and now less ...	View
	2003 BMW 540i 4.4L Sunroof and passenger door VIN: WBADN63433 Hello Everyone have this Bmw here and changed the sunroof lift arms as they were broken adjusted the glass and did the relearn and it has wind noise on the sunroof.I also have a problem with the passenger door making a rattling noise when the window is fully u...	View
	2004 BMW 530i 3.0L transmission VIN: WBANA73594 This car has a strange issue and I'm not sure where to go with it. It is a pretty noticeable shuddder type sensation under moderate to heavy load around 3000-4500 RPM for a second or two. It acts like it is trying to shift to another gear or is just plain slip...	View
	2005 Buick Terraza CX 3.5L chime VIN: 5GADV23L75 Hi every body. I beg for your help in this one. It is about a Buick Terraza 2005 with 3.5L. engine. The problem is that the CHIME,(bell or warning buzzar) sounds not only when the head lights are left on, or the keys are left in the ign. but also when the vehi...	View
	1998 Chevrolet S10 LS 2.2L No Start, Cuts out VIN: 1GCCS1949W vehicle starts cold no problem.Runs great. Changed spark plugs and ignition wires. After drving 15-20 minutes, it abruptly cuts out without any warning and doesn't restart until it cools down about 10 minutes. Any suggestions would be helpful.. Trouble codes: P0335	View
	2003 Chevrolet Silverado 3500 LS 6.6L Intermittent no start & gas gauge VIN: 1GBJC39153 Customer also has complaint of fuel gauge won't read above 1/2 tank. I tested the fuel sender and both the resistance test and the voltage test indicate the signal from the sender is good. The scan data will only read 56% fuel level even when the signal at the...	View
	2005 Chevrolet Equinox LT 3.4L MIL Lamp on VIN: 2CNDL63F75 This car keeps settting code for the EGR, i found the EGR had been replaced (superceded) with seimens valve I did all the basic test; however it keep setting code p0404, checking the freez frame shows EGR Error -100% desired EGR 2%, EGR cmd 0 % , EGR voltage a... Trouble codes: P0404 (Egr valve position open)	View
	2005 Chevrolet Impala LS 3.8L Interior VIN: ZG1WH5ZK45 we have a 2005 impala when you turn the key to on position the lights it goes through a bulb check then the fuel guage will light come on abs,alt,brake light and alarm will ding, ding,ding,then they will go off and repeat every 10to15 seconds when you drive it...	View
	2009 Chevrolet Malibu LTZ 2.4L Climate control VIN: 1G1ZK57B79 Hello everyone. This car came in origionally for A/C and heater inop. The blower would blow lukewarm air all the time reguardless of the temperature setting. I found out that another repair shop had attempted to repair this car and several things were left unp...	View
	2001 Chrysler Town & Country EX 3.8L HVAC head VIN: 2C8GP54L51 We have taken a two line approach to the first by chasing the draw and what circuits that are drawing. The second line was to try to chase back and see why the HVAC head does not turn off. The draw we chased back to the front control module under the driver’s ...	View
	1998 Dodge Caravan 3.0L all shifts VIN: 2B4FP2539W The transmission is shifting weird in that it shifts fine if you keep your foot in it but if you back off the throttle before a shift or during a shift it acts like it binds during the shift and makes for a very harsh shift. Tryed a different solnoid pack no d...	View
	1999 Dodge Ram 2500 5.9L no speedometer VIN: 3B7KF2361X Vehicle came in with numerous problems, no shift, no speedo and oil pressure gauge drops out but oil pressure was ok. Replaced ECU and trans works ok, op gauge works for the first 5 minutes and when your driving it comes and goes. Speedometer don't work at all...	View
	2000 Dodge Dakota 4.7L instrument cluster VIN: 1B7GG22N0Y problem just started out of the blue, customer started vehicle 1 day and it would start and stall as if the theft system was engaged.also instrument cluster would not illuminate and gauges were not working.removed cluster and engine starts and runs and I can c...	View
	2001 Dodge Ram 1500 Laramie 5.2L front wheel bearing The RF wheel bearing was indeed noisy and presented with outer race noisy and play in the wheel assembly. The old hub was not stuck on the steering knuckle and the new hub dropped on easily without using a hammer to seat it. Is this normal? I installed the n...	View
	2007 Dodge Ram 3500 ST 5.7L Mechanical VIN: 3D6WG46D57 need help have a 2007 dodge 3500 truck very low miles came in for over heat checked had bad head gaskets removed heads machine shop said heads were worped needed to be straightened installed heads after test drive no#8 cylender had missfire check intake valve ...	View
	2007 Dodge Caliber SXT 2.0L No Throttle Response VIN: 1B3HB48B67 I was called to this shop to update the TCM and ECM of this vehicle per TSB#18-018-07 REV A. This bulletin addresses alot of false cam and crank codes. No problem performing the appropriate flashes with WiTech. The current ECU flash #[...] was updated to ...	View
	1995 Ford Aerostar 4.0L Excessive Emissions, Pinging Hi, this van failed for nox 850ppm (550 max) and ping under load and going up hill. Doesn't have a EGR system or a distributor. Maf looks new and clean. When the spout is disconnected the ping goes away and nox down to 250ppm. Didn't get a chance to check timi...	View
	2004 Ford Expedition XLT 4.6L door locks VIN: 1FMRU15W64 Can not communicate with the VSM verified power on pin 3 of vsm connector (rd/wh) and power on pin 1 (DG) aslo verified good ground and resistance on ground circuit. Verified voilet wire from DLC connector has continuity to the VSM. Also verified the diag pin ...	View
	2005 Ford F-150 FX4 5.4L Converter? VIN: 1FTPX14545 Normal operating temp around town trans shifts fine motor runs fine. On highway at cruise speeds occasionally overdrive will feel like a motor skip. While towing trailer with load you will feel a engine skip or convertor jump in and out of o/d. While at cruise...	View
	2006 GMC Sierra 1500 SLE 5.3L MIL Lamp on VIN: 1GTEK19Z16 Truck came in to the shop running great. The Mil light on only two codes [...] P0175, Both banks running rich. The short and long term fuel trims are both neg.long term -19.0 and short term -8.5 at idle. But the truck runs and drive great good power idles f... Trouble codes: P0172, P0175	View
	1990 Honda Accord LX 2.2L RH door VIN: 1HGCB7152L I am posting this as information. I have already fixed it. Will close in a few days waiting for any comments. This is my son's car. The RH door won't open from inside or out, the latch is broken internally. Common Honda problem, but this is the first time that...	View
	2003 Honda Accord EX 3.0L SRS, Airbag light VIN: 1HGCM82673 Hey Honda Guys, This is a used car that came to us from Auction with an SRS light on with no airbag deployment that I am aware of. The SRS module had hard codes for the driver Seat belt tensioner and front sensor. Replaced both items and sent SRS module to Mya...	View
	2002 Hyundai Sonata 2.4L No Start VIN: KMHWF25S62 Was towed in . No spark , test ckp ( failed and was replace along with belts , seals , and water pump . After repairs was driven and road tested , when customer came would not start . next morning started . Replace miss fire sensor , Road tested and ran out we...	View
	2007 Hyundai Sonata SE 3.3L MIL Lamp on VIN: 5NPEU46F27 Customer called and said he was "way" over on his oil change (1000 miles) and went to jiffy lube. Next day his check engine and oil pressure light came on. He checked his oil and it was over filled. He said that it was about 1'4 inch over the full range on the... Trouble codes: P0011 (Camshaft over advanced/performance B1), P0021 (Camshaft over advanced/performance B2)	View
	2004 Infiniti G35 3.5L engine VIN: JNKCV51E44 it seems that this engine is burning the coolant, there are no external leaks but in 3 days the owner had to add 1/2 gallon of coolant, I did a chemical test but there is no signs of head gasket issues,I noticed that when you let the car sit for about 1/2 an h...	View
	1996 Jaguar XJS 2 2 4.0L ABS Light VIN: SAJNX2741T This started out with a ABS light that was always on. After pining out ECU we sent it to BBA for repairs. They said it was not repairable and they found us another one. After installing this ecu the light now goes out like it should but comes back on over 19-2...	View
	2002 Jeep Liberty Limited 3.7L Unknown VIN: 1J4GL58K02 Thank you for reading this. This jeep came into the shop for an oil light on in dash. Diagnosed sending unit bad, replaced and oil light went out. Immediatly after this, vehicle will shift into go but will not actually go into gear, will not move in any select...	View
	2003 Lexus LS430 4.3L engine VIN: JTHBN30F03 Has rattle noise, rh front and sounds like piston slap. Worse on cold start. Was told at lexus that it could be carbon/buildup on piston skirts causing rattle.	View
	1999 Mazda Protege DX 1.6L phantom u code VIN: JM1BJ2224X Customer came in with failed smog. Has been to several stations. Failure is for a "U" code. Using Mazda factory IDS and VCM, there are no codes. Using dyno to check OBD11 and there is one code. Have call into BAR field office as I feel this is a software issue...	View
	2004 Mercedes-Benz CLK500 5.0L radio VIN: WDBTK75G94 original radio(pt# [...] model#cm1330)quit working. it looked like screen was hit by something. we got a used radio(pt# [...] model# cm1330). it plays great for 25 seconds then stops and display says 'PROD'. you can turn it off and back on and it w...	View
	2003 Mercury Marauder 4.6L Fuse #602 VIN: 2MEHM75VX3 At Times When Driving Vehicle, Maxi Fuse #602 20amp Blows. Power Seats, Gas Door, Adjustable Foot Pedals,Deck Lid, Locks & Lumbar. Any Know Issues?	View
	2005 Nissan Frontier XE 2.5L no start at times VIN: 1N6BD06T75 Will not start at times turn over good battery and starter good. It only startes when you turn key on and see the tac move up off of zero when it starts ck engine lite comes on with po335 crank position sensor replaced it same problem Trouble codes: P0335 (Crankshaft position sensor)	View
	2006 Nissan Frontier SE 4.0L Cranking circuit VIN: 1N6AD06W36 While waiting for parts during window repair, truck would not crank. Started once after fooling with lock/unlock on key fob. Would not crank on its own since. Circuits from ign switch to starter relay and relay to starter are good. Circuit from ign switch to I...	View
	2000 Oldsmobile Intrigue GL 3.5L No Start sorry about vin.but this is my nephews car and i have not seen it yet. the problem is that it wiil no crank no voltage to purple wire at stsrter,he can jumper starter at selonoid and it will crank but it dies within two seconds.no injector pulse.he has tryied ...	View
	2003 Oldsmobile Alero GL 2.2L No Start VIN: 1G3NL52F73 Vehicle came in with no start condition. It has been sitting for about 2 years and of course battery was dead. I charged battery and the only codes I found after recharge were in history. They were U1000, U1044 & U1088 all dealing with data links. No current c...	View
	2003 Subaru Forester X 2.5L unable to fill fuel tank VIN: JF1SG63653 Thanks to everyone in advance for taking the time to read this.Customer is complaining of extremely slow fill at the gas pump like less than 1/2 gallon at a time.We removed the fuel filler neck and everything seems to work just fine... no restrictions that we ...	View
	1999 Toyota Camry CE 2.2L Mechanical VIN: 4T1BG22K5X Had a 99 Camry with a 2.2 DOHC come in with a single sounding knock at 2k to 3k rpm. The noise is coming from the cyl head, sounds more around cyl 3, intake side. At idle there is a barely audible tick until you hit 2000rpm then it turns into a knock, as you r...	View
	2002 Volkswagen Passat GLS 1.8L oil pressure VIN: WVWPD63B32 Good morning everyone. I have an 02 passat 1.8t that came in the shop with a blown head gasket. After the repair the oil pressure light came on whenever you would drive it. We removed and checked the oil cooler. It was plugged with milky oil and sludge as was ...	View
	2002 Volkswagen Jetta GLX 2.8L driver info center VIN: WVWTG61J22 Hello everyone, After consulting with BBA Remanufacturing, I sent the instrument cluster out of my wifes 2002 Jetta GLX VR6 Wagon to BBA Remanufacturing for VSS repair and LCD Display Repair. I get a call today that my cluster is damaged beyond repair from wha...	View
	2004 Volkswagen Passat GLX 2.8L No Start VIN: WVWRH63B94 Greetings!! We gave this Passat an opportunity to eat our lunch, and it GLADLY obliged us!!! Typical plugged heater core, and we removed the dash and installed a new heater core. All assembled, and No Start!! Vag-Com scan of all controllers gives us a P1850 No... Trouble codes: P1850 (Powertrain data bus missing message from ECU)	View
	2000 Volvo S40 1.9L MIL Lamp on VIN: YV1VS2556Y This keeps setting a Cam reset codes every two drive cycles. It always sets cold, at start up. I checked the old CVVT and it was binding, so we did a motor flush and replaced the CVVT. I pulled the reset valve ( electrical actuator) it looks very clean and t... Trouble codes: ECM, 5E, ECM, 60 (Cam reset)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2004 BMW 525i 2.5L All VIN: WBANA53534 Thanks to all that replied, Eric was on the right track. We already had jumped 30 to 15 and got NOTHING this was done a few times just to be sure...well... I guess something went wrong when the Icom got plugged in. I recall testing #1 & 16 and had power but t...	7
	2001 Buick Century Custom 3.1L Shift Indicator VIN: 2G4WS52J41 CAR IS FIXED, TURNED OUT TO BE THE CLUSTER WAS BAD, IF YOU CAN SEE THE PRNDL WORKING ON YOUR SCAN TOOL YOU HAVE A BAD CLUSTER. CLIENT DECIDED TO GO THE USED ROUTE	10
	1999 Chevrolet Tahoe LS 5.7L No Start, Poor Idle Quality VIN: 1GNEK13R0X Told engine shop that timming was probably off they came over and tried a new distributor due to broken cap ear and still wouldnt start, towed back to their shop and havn't heard back from them.	13
	2000 Chevrolet S10 2.2L MIL Lamp on VIN: 1GCCS1950Y Thanks to Lee [...] for his quick response and I had found another tech that had the exact same concern both telling me that he had one throwing the p0141 code with a fuel compensation sensor codes p0178/p0179. replaced compensation sensor and codes did not r... Trouble codes: P0141 (B1s2 heater circuit), P0179 (Fuel compensatioon sensor high frequency).	4
	2002 Chevrolet Tahoe LS 5.3L Unknown VIN: 1GNEC13T22 yes we fix this one,we use a aftermarket one and it d work,we put 5 ACDELCO ones they noisy,thank for all the help.	13
	2004 Chevrolet Silverado 2500 HD 6.6L all ecu VIN: 1GCHK23194 I have been so busy and have not been able to look at ths one for over a month. the customer is in no hury for it yet but when I am able to sit down and look some more i will update this post. I really like what john had to say about testing this, so far i a...	11
	2006 Chevrolet Suburban 1500 5.3L abs module Craig from Michigan was correct.The others did not understand the problem.Thanks	6
	2007 Chevrolet Malibu LS 2.2L steering column VIN: 1G1ZS58F07 Thanks to all who responded. the rack-and-pinion that was installed was a faulty replacement part - the left side inner tie rod end could be seen to move forward and backward when there was steering input. We replaced the rack under defective parts warranty ...	7
	2008 Chevrolet C4500 Kodiak C4C042 6.6L Stall VIN: 1GDE4C1908 Well as i said b4 you guy's out there are very smart!! All i ask of your all is to NEVER give your services away to the public... We are all doctors plane and simple.. To say the least i have learned a lot about 6.6 durmax engine, in this case like i dont't ha... Trouble codes: P0675.	7
	2008 Chevrolet Equinox LS 3.4L door locks VIN: 2CNDL13F28 Well thanks for all the info. You just can't fix something thats not broken.	9
	2008 Chrysler Sebring 2.4L no shift VIN: 1C3LC45K08 Performed all the circuit test's you guys suggested. All wiring tested good. Sent to Dodge and they replaced PCM under fed emission warranty 8/80 . And we are all fixed. So PCM was the correct fix. thanks for the help guys!	13
	1998 Dodge Ram 1500 Laramie 5.2L Cuts out, Stall, Misfire VIN: 1B7HC16Y4W This truck is fixed. many thanks to all IATN members for your input. Jonah from Michigan hit it on the head, bad crank sensor. truck now runs fine in reverse. no issues noted with old sensor but that was problem. joe from atlanta Trouble codes: P0320.	9
	2002 Dodge Grand Caravan Sport 3.3L No Start VIN: 2B4GP44R82 Thanks to all that took the time to respond to this problem. It has been an on going project as it was a friends car and I was checking this out at home as time allowed. So I checked all wiring, harness connectors, fuse block, sensors etc. No problems found. ...	19
	2005 Dodge Grand Caravan SXT 3.8L Blower VIN: 2D4GP44L55 FIX: Replace Blower Power Module with OEM part. SUMMARY: Thanks to all who replied. There seems to have been a bit of confusion about the actual symptom, so to restate: with the key ON, the HVAC system OFF, the blower would run on high. The main questio...	14
	1999 Ford Windstar SEL 3.8L Windows, Dome Lights, Headlights, Wipers VIN: 2FMDA5348X thanks for the replies, The customer is a single mom of 5 and hasnt had the time or money until her current bill is paid up. the common denominators of the sitation do seem to be the grounds and the ignition security. If I do figure this one out I repost w...	6
	1999 Ford Taurus SE 3.0L Surge VIN: 1FAFP53S8X the car finally threw a code p1744 tcc. we had our tranny shop have it for a day or two,they said what they felt was something internally in the tranny.so they are waiting to tear it down.	11
	2001 Ford F-250 Super Duty Lariat 6.8L Unknown VIN: 1FTNX20S91 Like many said it was an internal problem, since it was missing second gear,we installed a Jasper's rebuilt, truck shifts great Thanks for the great help	5
	2003 Ford Taurus SE 3.0L Warped rotor VIN: 1FAFT55213 I replaced both front calipers ford rotors new ford shoes and pads nothing looked out of place so i will have to wait and see I'm sure i will be the First person too know if they are warped Thanks to all who replied Scott	31
	2004 Ford Ranger Edge 3.0L No Start VIN: 1FTYR14U94 Thanks to all that replied to this help request, especially Michael,Conrad,Joe,Fred and Phil who also thought the PCM may be faulty. After installing the reman PCM we were able to get scan data. We sent the vehicle to the Ford Dealer to reprogram the PATS. ...	8
	2005 Ford F-250 Super Duty FX4 5.4L No Start VIN: 1FTNF21505 Thank you all...This one has been fixed and was a total head scratcher...We even went to Identifix on this one..I verified all grounds and powers many times, and thanks DAN for suggesting a headlight on these circuits for testing. I had used an old school test...	8
	2005 Ford F-150 FX4 5.4L Poor Idle Quality, Misfire VIN: 1FTPX14585 Well as most of you stated oil pressure was the key issue here. After connectiing a mechanical gauge and driving the vehicle 10-15 miles the idle oil pressure was 15-18 psi. (as a side note the oil pressure gauge on this vehicle is nothing more than a dummy ...	12
	2006 GMC Sierra 1500 SLE 5.3L Compressor VIN: 2GTEK13Z96 so i found a short by the engine area close to the pcm it was the wire for the high pressure switch. it was rubbing in a plate so fix that and now the compressor is working as it should. as for the blower I put a new resistor and took care of the problem	4
	1998 Honda Passport EX 3.2L Poor Idle Quality VIN: 4S6CM58W6W Always remember to go back to basics BEFORE digging too far. The original shop that replaced the tps & iac didn't re set the computer and clear the system. Disconnected battery & unloaded caps, vehicle runs and idles great now. Thanks for the replies.	16
	2002 Honda S2000 2.0L MIL Lamp on VIN: JHMAP11482 My former employee was such a bad mechanic, that he never checked the position of the crankshaft. It was off one tooth. He no longer works here. I spent a lot of time checking this car... always go back and check the basics! Thanks for the completly unhelpfull... Trouble codes: P1361 (TDC 1 sensor intermittent).	16
	2008 Honda Accord EX 2.4L Vibration VIN: 1HGCP36868 The day I posted this, the customer needed his vehicle for the weekend. He was suppose to drop it off after the weekend, but has not been back. thanks for all the replies	10
	1995 Jeep Grand Cherokee Laredo 5.2L No Start VIN: 1J4GZ58YXS thank you to all the ATN members for so many responses and yes most of you were right on the target, it was the ECM it was acting up cold,thank you	13
	2001 Land Rover Discovery Series II SD 4.0L Poor Fuel Economy, MIL Lamp on, Chugging VIN: SALTL15421 Customer had installed 2 new aftermarket upstream O2 sensors. I replaced bank 1 sensor with one of the original ones that he had removed. I now have activity and no more heater codes. Measured resistance of heater circuit in the new sensor and it measured at 2... Trouble codes: P0134 (No O2S activity bank 1), 00135, P0155 (O2S Heater circuit bank 2 sensor 1).	6
	2003 Lincoln LS 3.9L Hesitation, Cuts out, goes in to fail safe VIN: 1LNHM87A23 Sent to ford dealer Coils still under extended warranty. They replaced all 8. Runs Great! Thank you all for the great help. Trouble codes: P2107 (Throttle Actuator Control Motor Processor throttle Actuator control System), P2110.	10
	2000 Mercury Mystique GS 2.0L MIL Lamp on VIN: 1MEFM653XY Gene from Texas helped us out on this one. He had suggested that there was a cataloging error in regards to this sensor, and after trying a second Motorcraft sensor and still coming up with the same unexplainable problem, we then went ahead and tried an afterm... Trouble codes: P0135.	5
	2002 Toyota Highlander 2.4L MIL Lamp on VIN: JTEHD21A42 thanks to all that replied replaced the cam gear and everything seems to be good the engine stalls whe i aplied 12v to solanoid thank agian for the help jeff Trouble codes: P1349.	10
	2002 Volkswagen Beetle GLS 2.0L Cat and evap system VIN: 3VWCK21C72 Thanks for all the help. It was a bad Cat. Looks like this is a common problem with these cars. The customer is holding off repairs because of cost. Scheduled for replacement next month.	8
	2006 Volvo XC90 2.5T 2.5L high beam headlights VIN: YV4CZ59276 All Fixed... First off thanks for the replies, knowing how the system was supposed to work always helps with diagnostics. This one was found by a VERY careful visual inspection of all the harnesses around the headlamps. We found a 1/2" slit in the wire loom be...	5

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