Automotive Technicians Technical Discussion and Fixes for Feb 28, 2012

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	Help Request	Answers
	2000 Audi A8 Quattro 4.2L Misfire VIN: WAUFL54D1Y hey guy's, Customer brought car stating the check engine lite would flash at time's under acceleration. I test drove the car and the performance was very good even though check engine lite would flash at about 2800rpm. i scanned car and found several codes p01... Trouble codes: P0300, P0305, P0307, P0308	View
	2001 Audi A4 1.8L ABS, Brake Pad Sensor This Car's Disc Brake warning indicator is on all the time. THe previous shop did replaced the front pads and this comes with the sensor connected on the pads. I checked the continuity on the wire and it is intact. I read and analyzed the wiring schematics and...	View
	1990 BMW 750iL 5.0L hc,co,no VIN: WBAGC8318L wont pass emissions HC-178 at 15mph at 25mph 198 limit is 55 at 15 mph 60 at 25mph. CO .50 at 15mph.56 at 25mph limit is .22 at 15mph .32 at 25mph NO is 1671 at 15mph 1461 at 25mph limit is 720 at 15mph 700 at 25mph	View
	2009 BMW 335i 3.0L chasis VIN: WBAWL73569 I have this BMW in my shop and a frontal blow, but I don´t have the measurements of the chassis. Do anyone have these measures? or can show me where to get? Best Regards Ivan	View
	2000 Buick LeSabre Custom 3.8L Front end VIN: 1G4HP54K9Y Vehicle came in for abs light on and shaking only during acceleration. We replaced the rf wheel speed sensor for the light which fixed it. We found a large amount of play in the rf cv shaft so we replaced that. Still shakes. IMPORTANT: It only shakes under acc...	View
	2006 Buick LaCrosse CXL 3.8L traction con VIN: 2G4WD58256 hi guys i have a 2006 buick lacrosse that the traction control active message comes on while going down highway and no accel. at all turn traction control off with switch and accelerates fine there is no codes in any computers and watch wheel speed sensors on ...	View
	2005 Chevrolet Colorado Z85 LS 3.5L abs sensor VIN: 1GCDS13625 truck came in with c0040 right front speed sensor circuit replacd hub and sensor together lowered truck off lift now have code c0040 and c0035 left and right circuit truck will not even move and light resets imediately have also changed the abs module or ebcm ...	View
	2007 Chevrolet Equinox LT 3.4L starter VIN: 2CNDL63F27 had to jump start to get here, has been here for 2 days with no problems. Customer also states that intermittantly he hears the turn signals thru the radio. of course not acting up for me. has any one ran into this that can help me out? thanks in advance	View
	2002 Chrysler Town & Country LXi 3.3L rear latch/actuator VIN: 2C4GP44342 This van came in, with the rear hatch would start going off, like someone was pulling the handle (Latch switch). It would pop open, and then it keeps trying to open rapidly. (NOTE: THIS IS NOT ELECTRIC LIFT GATE, MANUAL) So I pulled a body code,(Sorry I don’...	View
	2007 Chrysler Sebring Touring 2.7L p/s pump rack pinion VIN: 1C3LC56R37 I have some problem with this vehicle. This vehicle came with hard steering and some noise. The noise it’s not constant. The pump is working. We think that maybe the rack & pinion it’s defective. We replace the power steering pump and the problem continues. We...	View
	2009 Chrysler Sebring LX 2.4L intake manifold VIN: 1C3LC46B09 Hello everybody first time user of this site and very excited about the possible help I can give and receive. I have a code p2004 on this sebring and can not seem to find any info about it on all data except what it is. I removed the intake runner motor and tr...	View
	2007 Dodge Sprinter 3500 3.0L MIL Lamp on, slight lack of power VIN: WDXPF44537 Hey guys, I do not have much experience on these Sprinter vans but the P0101 code has returned 3 times after clearing. The local dealer says that they are not having Air Flow Sensor problems. Does any one have any experience with this code and fix? Thanks for ... Trouble codes: P0101 (Mass air flow performance)	View
	1993 Ford Taurus GL 3.0L Engine VIN: 1FALP57U3P Hello all, this came in as a no start , fuel pressure is good and spark is good, tryed to start with good jumper cables it cranked and cranked was trying to start, then finally did start and run as long as i gave it some throttle, then i let off gas it died an...	View
	2003 Ford F-350 Super Duty XLT 6.0L exhaust VIN: 1FTSF31P83 customer came in with truck and said he heard a loud "pop" and then saw alot of blue smoke out the tailpipe and he couldnt even see any cars behind himself due to the amount of smoke.no stored codes.not sure what to look for .suspect turbo seal,but I wont thro...	View
	2005 Ford Explorer Sport Trac XLS 4.0L Hesitation, Surge, Cuts out VIN: 1FMZU77K95 vehicle has a hesistation around 80 km/hr and does it around 5-6 times in a row- no codes- no mil. In shop the vehicle has a very low rev limiter(around 2750) Client states rev limiter is usually around 4500 Rpm. When it is 4500 rpm the truck works great. when...	View
	2005 Ford E-350 Club Wagon Chateau 5.4L Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1FBNE31LX5 This vehicle was brought in three weeks ago with the complaint that the vehicle (When Warm) Shut off a few times, But restarted just fine. At this time I pulled codes and had all the same codes I have today. I removed and cleaned the MAF and also removed the t... Trouble codes: P0201 (P0201 Through P0208 Cylinder 1 Through 8 Injector Circuit), P0446 (EVAP Vent Control), P0460 (Fuel Level Sensor Circuit), P061B, P2105 (Throttle Actuator Control System - Forced Engine Shutdown), P2106 (Throttle Actuator Control System - Forced Limited Power)	View
	2006 Ford F-350 Super Duty XLT 6.0L Surge, Cuts out VIN: 1FTWW31P56 Hello all, this is my personal vehicle. Over the last 2 weeks this truck started surging and sharp misfiring at cruise speeds ABOVE 55 mph. Around town and from a start it is fine, accelerating normally. I have scanned it and ICP is normal when it acts up. No ... Trouble codes: P0299	View
	1993 GMC C2500 Suburban 7.4L Cuts out VIN: 1GKGC26N8P falls off at fuel throttle and slight back fire,lift slightly and runs better,has new tune up all ign parts,fuel injecters and pump and reg kit,egr plugged,new map and tps,intake new and gask,vehicle has had converters romoved and 2.5 dual exhaust installed pr...	View
	2007 GMC C5500 Topkick C5U042 6.6L map sensor VIN: 1GDE5C1257 Hello Medium-duty techs, Our Duramax equipped Topkick has recurring oil in the intake tract. The truck was taken to our local med duty dealer (if that's what if you want to call them) They replaced the turbo and at my request, cleaned the intake and intercool...	View
	1998 Honda Civic EX 1.6L Cruise control VIN: 2HGEJ6682W This cruise control has gremlins, turn cruise control on with switch on dash, set desired speed,cruise light on IP illuminates, everything seems fine for a few minutes. The car will start to hunt, up 5 mile per hr, down 10, up 10 down 10 and so on. Tap the bra...	View
	2003 Honda Pilot LX 3.5L tcc, shifting VIN: 2HKYF18173 Hey guys, got a quick question for ya'll. 03 honda pilot, 3.5 w/auto 5 spd tranny. I have pulled a couple factory codes --- a 40-01 (TC clutch system malf.), and a 46-01(clutch pressure fault), and a general P0700. I've read a couple hits on IATN about torque ...	View
	2005 Hyundai Tiburon GT 2.7L MIL Lamp on VIN: KMHHN65F75 found both 02 full rich .96 and fuel trim at -27 at idle 1200 rpm o2 start switching and and fuel trim drop to +- 0 fuel pressure 50psi car runs ok. thank for any help	View
	2002 Jeep Grand Cherokee Laredo 4.0L noise VIN: 1J4GW48SX2 It seems that this car has a clicking, and or whiring noise coming from the center of the dash either when braking and or when the front suspension is loaded up, when on the lift we can only get it to hapen when in 4x4 and if we remove the front drive shaft it...	View
	2004 Jeep Grand Cherokee Laredo 4.0L power windows VIN: 1J4GX48S34 There is very little info. in alldata on this system. Alldata says to diagnose this system like anyother window switch w/o a data link. So I did the normal testing, ran the windows up and down by by-passing the switch,all windows worked fine. The diag. chart i...	View
	1989 Mercedes-Benz 300SEL 3.0L alternator VIN: WBCA24E4LA Hey there, I'm currently dealing with an intermittant charging issue on a MB 300sl. The vehicle was originally towed in after a stall and no re-start. At that time the alternator was replaced. A month has gone by now and the car is back with this current condi...	View
	2004 Mercedes-Benz E320 4Matic 3.2L Misfire VIN: WDBUF82J64 Please help! We Don't usually work on Mercedes but this belongs to a regular account so I said I would look at it. The problem is it idles fine but as soon as you dive it the car misses and the computer shuts off injector #2 & 4 and sets a code for cyl #4 miss... Trouble codes: P2052 (Cyl 4 missfire)	View
	2004 Porsche Cayenne 3.2L Lighting VIN: WP1AB29PX4 Hello All, we have a vehicle here that warns Check headlight adjustment. When we originally scanned the vehicle we found codes that will not clear in the left headlamp, hence we ordered one from the wreckers, and after install of the same we find no improvem...	View
	2002 Saturn SC2 1.9L abs VIN: 1G8ZY12762 Vehicle came in with the ABS light on. Code for left front sensor, found the reluctor ring on the axle cracked. Replaced with reman axle and new aftermarket sensor. ABS light is off, NOW the ABS pump engages (cycles) constantly when the brake is applied reguar...	View
	2003 Saturn L300 3.0L MIL Lamp on VIN: 1G8JW54R43 Hi all. Thanks for any help you might be able to give. This one came to us a few weeks ago about a tranny comcern. While running the car ont the rack, I noticed it was leaking fuel from the top of the tank. Turns out the return nipple was split. It had a p0174... Trouble codes: P0174 (Bank 2 lean), P1811 (Trans shift adapt max)	View
	1993 Toyota Camry LE 2.2L No Start VIN: 4T1SK12E6P This car was brought to us from another shop. Supposedly their one tech was installing an air filter and afterward it would not start. There was innitially no spark, no fuel pulse. I did some checking on the ignition system before I pulled the code. In that te... Trouble codes: 14 (No Ignition Signal)	View
	1996 Toyota Previa DX 2.4L No Start VIN: JT3GK12M3T Ok This was towed to me from another local shop tech there is decent weall miss things sometimes though right? So I have not directly talked to the vehicle owner myself. It first went to a local shop they skimmed the gravy plugs wires cap rotor. The customer t...	View
	2007 Toyota Corolla S 1.8L MIL Lamp on VIN: 2T1BR32E77 2007 toyota corolla with ses light on.five evap codes, p043e,p043f, p2401,p2402,p2419. Connections at canister pump module and ecm ok.blew out evap hose,(pipe from air inlet port to canister pump module,canister filter,fuel tank vent hose).cleared codes-same f... Trouble codes: P043E, P043F, P2401 (Evap), P2402 (Evap), P2419 (Evap)	View
	2001 Volkswagen Jetta GLS 2.8L Poor Idle Quality, Stall, Misfire VIN: 3VWSG29M21 Hello all, thanks in advance for the help. We replaced the transmission due to an accident, sent the car to the dealer to have computor flashed because of a shifting issue with an associated tsb. Customer ran car for a couple days and brought the car back beca... Trouble codes: P1639 (Accelerator Position Sensor 1/2G79/G185 Implausable Sign), P0343 (Camshaft Position SensorSensor-G40 Signal too high)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2005 Acura TL 3.2L pressure plate VIN: 19UUA65515 Thanks for all the replies.I ended up buying the factory tools for over 400.00 bucks. Did not here of any short cuts or other ways of doing the job without risks.The job went fine with the proper tools.Also the labor on this clutch was very extensive. The flyw...	5
	2005 BMW 325xi 2.5L cv joints u-joints mounts VIN: WBAEU33445 turned out to be a bad right front axle + wheel bearing i didn't pick up on the change in sound on turns but another tech picked up on it. thanks for the replies	12
	2006 BMW 530i 3.0L remote VIN: WBANE73586 I was not able to get this car back from dealer to continue diagnosis, they sold car. The information provided that the keys for cars with CAS without comfort access do not need to be initialized for central locking is correct by the BMW training manual on thi...	5
	1998 Chevrolet C1500 Cheyenne 4.3L Stall VIN: 1GCEC14W0W Decided to pursue the non communication with scanner issue first, In testing the DLC circuits realized the ABS EBCM was creating "Noise" on the serial data line preventing communication. Unplugged the ECBM and data line cleared, communication was available aft...	15
	2009 Chevrolet Impala LS 3.5L rear defogger VIN: 2G1WB57K99 Thank you so much for all the great replies.It was the large 40 pin x200 connector.It was burnt at the pin like so many said. Run new wire past connector as it was burnt too bad to replace terminal. Thanks again	14
	2000 Dodge Intrepid 2.7L MIL Lamp on VIN: 2C3HH46R0Y It's been about 3 weeks now since I last saw the car. Last time in,I looked at the map sensor and found it dripping in oil? I cleaned the sensor and cleared the code and the light has been off since then. I haven't done any checking to know where the oil is co... Trouble codes: P0172, P0175.	14
	2004 Dodge Dakota 3.7L Unknown VIN: 1D7HG12K44 found a broken tapered snap ring in the low reverse reaction plate, also suprisingly, found od clutchs burnt. the fluid was clean, nothing really in the pan at all. I guess the key is looking at CVI numbers. now od is at 120, and the rest are between 35-38. (t...	12
	2006 Dodge Ram 1500 ST 4.7L transfer case VIN: 1D7HU18N56 TIPM AND SHIFT MOTOR WAS THE CURE. THEY WERE REPLACED AT THE SAME TIME AND THE FOUR WHEEL DRIVE WORKED AS IT SHOULD. THANKS GUYS	3
	2007 Dodge Ram 3500 ST 5.9L Misfire, MIL Lamp on VIN: 3D3MX48C17 Thanks to all of the helpful replies. I did not test the intake heater because I did find & repair the code & running problem. the heater worked fine and did not cause any problems once I replaced an injector. It so happened one time that the engine ran poorly... Trouble codes: P0204 (Inj 4 open), P0304 (4 misfire), P2149 (Group 2 voltate low/open).	5
	1989 Ford Bronco Custom 5.0L Poor Idle Quality, Hesitation, Surge, Stall, Misfire VIN: 1FMEU15N5K I have not fixed this beast yet, my service writer is now aware thanks to several of you that the injectores he installed wont work, and he has sourced more used injectors and I am in no hurry to put more used stuff on this truck. Lots of good ideas, most I ha...	42
	1997 Ford Explorer XL 4.0L vent valve VIN: 1FMDU32X3V Thanks guys for the help ,we are waiting on a computer as there is always ground on the valve i have had the purge valve off the truck and tested it plus tested it hooked up , it is working fine. Also smoked the system so we will wait and see when the computer...	14
	2003 Ford F-350 Super Duty XLT 6.0L engine running VIN: 1FTSW31P33 I HAVE NOT FIXED THIS TRUCK YET BUT FROM WHAT I CAN SEE WHEN I PULL THE 2 AFFECTED INJECTORS I WILL FIND A ORING OR SEAT PROBLEM I WILL UPDATE AS SOON AS I CAN. SORRY FOR THE DELAY	19
	2005 Ford Expedition XLT 5.4L brakes VIN: 1FMPU16545 Brake booster was bad. replaced brake booster road tested all good great pedal	7
	2006 Ford Expedition King Ranch 5.4L 1-2 shift, 2-3 shift VIN: 1FMFU17566 The problem was a broken check ball that had wedged in a passage in the valve body.	7
	2001 Honda Civic EX 1.7L turbine speed sensor VIN: 1HGEM22901 Well after testing the wires, sensor, and installing a new sensor from Honda (clear code). The code haven't came on for a week now. I am still have doubt about the two wires at the PCM being discolor. The fix can be a few possibility...every one was pretty muc...	6
	2006 Kia Spectra EX 2.0L no MIL lamp VIN: KNAFE121X6 sorry for the delay in closing this, I wanted to make sure the car was actually fixed, and was waiting for the customer to get bcak to me. What I had found was actually a combination of two problems. The first was a bad PCM. I was hesitant to just fling one... Trouble codes: P2237 (L. O2S Pump circut open), P0030 (O2 Heater circut B1S1), P0455 (Evap Large leak), P0171 (Bank 1 Lean), P0170 (Fuel trim error Bank 1), P2097 (Post fuel trim too rich bank 1).	7
	1996 Mercedes-Benz E320 3.2L MIL Lamp on VIN: WDBJF55F2T Well, I never really fixed this vehicle. Car is kind of a rusted out beater and customer didn't want to spend more money on it, I got it to pass NYS inspection, so customer was happy with that. I'm pretty sure it needs a throttle assembly. I did subscribe to t... Trouble codes: 22 (CC/EA Actuator Reports Limp Home Mode), P0505 (ISC Malfunction).	7
	1998 Mercedes-Benz E320 3.2L starter VIN: WDBJF65F9W I did perform the proceedure that was outlined in the tech bulletin by putting the grease on the flexplate ring gear teeth. I used silicone grease. thanks very much to the 5 techs who responded to my request. Everyone was right on with their assistance. Thank ...	5
	2009 Mercedes-Benz ML320 Bluetec 4Matic 3.0L MIL Lamp on VIN: 4JGBB25E09 The customer decided to return the vehicle unrepaired and see what comes of it. Driving around with the tank almost empty and the heater exposed can not be good for it. Good replies, they may help others.	4
	1995 Nissan Pathfinder LE 3.0L No Start, Hesitation VIN: JN8HD17Y3S Well, it looks like it's fixed! Thank you for the replies, and Richard was on the money with the relay suggestion. When the vehicle didn't start in the morning, I had someone crank the engine over and I tapped the relay - resulting in the flashing MIL to go ou...	7
	2001 Nissan Xterra SE 3.3L Alternator VIN: 5N1ED28Y51 Thanks for all replies. Found white/black wire In dash harness from 10a meter fuse to cluster shorted to ground. Didn't pull complete dash harness to find exact spot of failure, but ran new wire from fuse box to cluster. Vehicle now charges and all gauges f...	4
	2005 Nissan Altima S 2.5L turn signal indicators VIN: 1N4AL11D45 was ablown fuse the fuse is under dash and said elec comp only	3
	2001 Pontiac Grand Prix GT 3.8L No Start, Stall VIN: 1G2WP12K41 Hello all, thanks again for all the help. Great responses from everyone. Most people said to swap the crank sensor. I checked the wiring from the crank sensor as far as I could and did not find any place where the wires where bad. One response also commented o... Trouble codes: P0141, P0327, P0332, P0336, P0650.	13
	2004 Pontiac Grand Prix GT1 3.8L No Start, Cuts out, Stall VIN: 2G2WP52294 Well, this one is finally fixed, all of the suggestions were helpful, however I changed the approach to fix this one. I ended up disconnecting each sensor 1 by one until I affected the issue since it failed everytime you drove it. By process of elimination the...	36
	2004 Toyota Tacoma Pre Runner 2.7L battery dies VIN: 5TESM92N84 Seems everyone is as puzzled as I am. :) Several said disconnect the alternator, and that's what I had done right away already. A few thought it could be a computer, or body damage. Me too. One thought of something that I had not: LoJack silent alarm. It took...	11
	2007 Toyota RAV4 2.4L U-Joint VIN: JTMBD33V37 Thanks for all the responses, ordered a new shaft. Thought that maybe someone might be making the u-joints aftermarket but not the case. Gary	15
	2007 Toyota Camry XLE 3.5L Vvt VIN: JTNBK46KX7 thanx for the help guys , traced problem to a bad vvt solonoid, after isolating the solonoid after valve cover removal i found solonoid hung up !	3
	1995 Volkswagen Jetta Celebration Edition 2.0L Engine start VIN: 3VWWC81H6S Customer couldnt afford to fix it, but we looked down in the engine combustion chamber with boroscope and found excess carbon build up. need to remove head and clean out, valves are horrible.	18
	2002 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWSP69M22 You guys are RIGHT! Finally got the rebuilder to get us another injection pump and it fired right up. Every one makes a mistake once in a while, but I appreciate what they (rebuilders) have done too. I end up using a old known good fuel pump to bleed the injec...	15
	2009 Volkswagen Jetta TDI 2.0L eng light VIN: 3VWRL71K79 THANS FOR THE REPLIES.HOW EVER CODE 1162 IS EXHAUST PRESS.CONTROL VALVE.IN FINDING THE CORRECT CODE WAS ABLE TO FIX BY REPLACING THE VALVE.THANKS FOR THE EFFORT.	2

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