Automotive Technicians Technical Discussion and Fixes for Mar 26, 2012

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	Help Request	Answers
	1998 BMW 740iL 4.4L No pull VIN: WBAGJ8324W Hi there, Customer states backing out of drive when trans stopped pulling. He put in drive and pulled forward a few feet and same thing. This happened a few times and he had towed in. I cannot duplicate concern. No codes. Has any one else had this issue. Thank...	View
	1999 BMW M3 3.2L Headliner VIN: WBSBK0336X Hello all. Customer just purchased car and had problem with rear lid hitting cover as it would open to put convertible top down. We found strut rods for rear lid were shot. We replaced them and adjusted lid and performed the reintilization. All worked well. No...	View
	2004 BMW 545i 4.4L Active steering VIN: WBANB33554 I keep getting message and steering wheel! on instrument panel, then central display saying shut engine off and restart to intialize active steering. I have had battery disconnected. I,ve checked all codes and have none.I cleared all adaptations. No mil and en...	View
	1989 Cadillac Seville 4.5L ignition lock cylinder VIN: 1G6KS515XK hello everyone , we have this cad seville that we have had in our shop for a long time now. we have done alot of work to the car and we had this car not start or crank one day. i did the resistance test on the key cylinder and found the resistance out of range...	View
	1994 Chevrolet K3500 Cheyenne 6.5L Fuel System VIN: 1GCHK33F1R This is my first experience with the older GM diesel's so please forgive me for less experience here. This is an intermttent problem, but the good news is its at least acting up often to run some tests. The basic problem is a crank no start issue, however it d...	View
	1994 Chevrolet Astro CL 4.3L fuel VIN: 1GNDM19Z7R Hello all, i had this van come in as a no start, the horn , headlights,fuel pump didnt work, this issue is fixed it was the fusible link behind the battery, but i noticed that it seemed to crank for a little longer than it should, but thought it was perhaps no...	View
	1995 Chevrolet G30 Chevy Van 4.3L in limp mode VIN: 1GCFG35Z2S Customer stated the vehicle will not shift and stays in limp mode. The vehicle has codes,59 fluid temp high,67 torque convertor quad driver 2 solenoid,82 shift solenoid A, 81 shift solenoid B. I tested the power going into the transmission on the orange wire a...	View
	1996 Chevrolet K2500 Cheyenne 5.7L Stall VIN: 1GCGK29R8T Have this 96 K-25 with 5.7R, auto trans. Intermittently the engine just dies, like you shut the key off. It always can be restarted immediately. It seems to act up pretty consistantly if it has sat for a few hours. Just idling it will die from one to five time...	View
	1999 Chevrolet Blazer 4.3L No Start VIN: 1GNDT13W5X Blazer came in with no start when cold. After getting it started with a small spray of starter fluid I test drove and had low power. No codes, fuel pressure normal, Compression normal, spark and injector normal. found timing almost a post off so replaced timin...	View
	1999 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEK14W8X Thanks to all whom replies. I have this truck that will not start for the most part. It will hit partially maybe a few times. At first we checked the fuel pressure and it was fine 64psi. then we checked the the spark plugs.to no surprise autolite copper plugs ...	View
	2004 Chevrolet Colorado 3.5L Air Bag Light Keeps setting B0083. Did I miss something, is there a cause not covered in Mitchell or All Data?	View
	2006 Chevrolet Equinox LT 3.4L Air bags VIN: 2CNDL73F06 The first time it was in it had B0051 Deployment commanded, and B0102 incorrect EFS 1 installed. I told him he needs to replace the SDM, and see what that does for it. So he replaced the SDM with a used one, and the EFS with a GM one. I scanned it again, and i...	View
	2006 Chevrolet Impala LS 3.9L RF turn signal VIN: 2G1WS55196 This thing has me running in circles. Everything tests as the wiring should be fine. I double checked to be sure the correct bulb was in the socket and works, the BCM shows the RF lamp out as active when it tries to actuate the bulb. It is getting the signal f...	View
	2000 Chrysler Town & Country LXi 3.8L Removal VIN: 1C4GP54L5Y Hello all, Hoping someone can provide a short cut for the R&R of this rack. I removed the cradle plate and got the lines disconnected and was trying to get to the pinch bolt that connects the lower column to the rack PTO shaft and I'm struggling with it. Mitch...	View
	2003 Dodge Sprinter 2500 2.7L Right Front Brake Caliper VIN: WD2YD74253 Replaced right front brake sensor during service . After depressing brake caliper we have no fluid flow through bleeder or line. Slow fuid from master cylinder front port also. Tried Pheonix injector could not get fluid through in either direction. No hydrauli...	View
	2003 Dodge Stratus SE 2.4L Computer VIN: 1B3EL36X53 Ok this one is strange i have an 2003 dodge stratus that needs a pcm. So i pulled the pcm out of the car gave my vender all the info off the pcm and the vin and the pcm i receved was wrong.so next step was to call the dealer and the dealer is telling me there ...	View
	2006 Dodge Grand Caravan SXT 3.8L Unknown VIN: 2D4GP44L86 How do I remove the plastic cover on a 2006 dodge grand caravan passenger mirror so I can get to the bolts to replace the assembly?	View
	2006 Dodge Stratus SXT 2.4L Hesitation VIN: 1B3EL46X46 Thanks in advance for your help. This car looses power after 3500 rpms. If the gas pedal is pushed down just to keep going, it will reach normal speeds (60-90 m/h)but the car will not respond under hard acceleration. The problem can be duplicated on the air. T... Trouble codes: P0016 (crank/cam time misalignment/out of syncronization)	View
	2002 Ford Excursion Limited 7.3L oil pressure VIN: 1FMSU43FX2 truck starts fine & runs perfect. after it gets hot, sometimes it will die going down road but not always. if you kill it hot it wont start until you let it cool. i removed oil pressure switch & installed a manual guage. i have around 55 psi cold, as engine he...	View
	2003 Ford Expedition XLT 5.4L front wheel bearing VIN: 1FMFU16L83 I have a mild clatter out of right front wheel bearing that comes and goes. The left bearing has a faint noise but not as bad as is mate. The noise sounds like playing cards in wheel spokes. This is a four wheel drive rig. When I switch to 4 wheel drive, the a...	View
	2004 Ford Freestar SES 3.9L buzzing VIN: 2FMZA576X4 Hey guys this one has me stumped! I have a buzzing noise on light acceleration,(about 10% throttle)I have to drive for about a mile before buzzing will start.The noise seems to be in the engine area,The Noise will go away if you apply the brakes.I can't powerb...	View
	2004 Ford F-150 FX4 5.4L Misfire VIN: 1FTPX14574 I have a question regarding oil consumption. This vehicle has been seviced by our shop the last 3 years (30,000 miles). We use genuine MOTORCRAFT 5W20 BLEND oil and WIX filters. Oil is changed between 4,000 & 5,000 miles. Came in today, CEL on, P0022 / P0305 /... Trouble codes: P0022 (p0305-), P0305 (p0306-), P0306 (p0307-), P0307	View
	2005 Ford F-250 Super Duty Lariat 6.0L No Start, Stall VIN: 1FTSX21PX5 engine wont start without spraying starting fluid in intake will stay running if you keep the idle up,as soon as you idle down it shuts off,but it runs good when running no misfire ipr% is 75 psi when cranking thanks chuck Trouble codes: P0266	View
	2007 Ford Five Hundred SEL 3.0L transmission pump VIN: 1FAFP24137 Hi, Thanks for taking the time to review this issue, we have run out of ideas. Background - We replaced the engine and transmission in this vehicle in August, 2011. First the engine was replaced (with used, but only 3,300 miles) then after determining that the...	View
	1994 Honda Civic LX 1.5L No Start VIN: 1HGEG8667R Having a problem starting. When it wont start the ck engine lite is staying on. There is no ground (control circuit) going to the fuel pump side of the main relay (grn/yel wire) from the ECU. (its new btw & didn't make any change)I found I can latch the relay ...	View
	2007 Honda Fit Sport 1.5L Hesitation, Misfire VIN: JHMGD37677 Thanks in advance for the help. Got a weird one here. Feels like a miss while accelerating, only with part to half throttle. Won't do it every time, runs fine at highway speed, never misses at idle or cruise, only sometimes on accel with medium throttle. Feels...	View
	2005 Hummer H2 6.0L Lock cylinder VIN: 5GRGN23U95 This H2 will at times now allow the key to turn. The owner stated that it took 30 Min's yesterday to get the key to finally turn. I have not been able to duplicate her complaint as of yet, but I do believe her. For me the key goes in like normal, turns like no...	View
	2002 Hyundai Santa Fe GLS 2.7L fuel gauge VIN: KM8SC73D22 Original issue was the fuel gauge would not read at the correct level. it would drop to empty then come back. The sending unit was replaced and the original had signs of wear on the sweeper arm. New unit installed and tested good in the bay even rocking the ve...	View
	2001 Isuzu Rodeo LS 3.2L Prndl VIN: 4S2DM58W01 We did some work to this Rodeo that was having a shifting problem but by the time it was towed in the Trans was a total loss but we did notice the PRNDL lights on the dash didn't work. When we installed a used unit they started to work. The used unit came with...	View
	2002 Jeep Grand Cherokee Laredo 4.0L Cel VIN: 1J4GW48S32 We have this 02 Jeep Grd. Cherokee. Fault codes P0456 evap small leak, P0455 evap large leak. Vehicle passed smoke test not only for visual smoke but our Snap-On smoke machine's built leak meter shows no leaks (less than half the .020" minimum) but when we for...	View
	1997 Lincoln Mark VIII LSC 4.6L Shift Interlok VIN: 1LNLM92VXV Thanks in advance for any help!!!I have a lincoln mark 8-it blows fuses #31 and #32.Not sure they are related...Blows # 32 any time you step on brake pedal.I have located the pressure switch(r/frt behind splash sheild)go figure...And disconnected the recall re...	View
	1987 Mercedes-Benz 560SL 5.6L Unknown VIN: WDBBA43BXH hello, this 560sl, came back to the shop, 2 months after i repair the a/c system, ( retrofit,fix short on compressor wiring). the complaint is that the vehicle doesnt have midrange temp. in othewr words temp knob on full blue, will be nice & cold, as soon as i...	View
	2005 Mercedes-Benz C230 Kompressor 1.8L Lighting VIN: WDBRF40J55 Two fault message on cluster..First one is a brake warning sensor ,,,which somebody replaced pads without new sensor...So It needs a new sensor...Second Problem is a "light sensor on the dash" which I have no clue to how to diagnosis. All I know is that it's p...	View
	2003 Mercury Mountaineer 4.6L Poor Idle Quality, Surge, Stall Have a mountaineer that idle hangs up while coming to a stop around 1500 then drops to 450-500 abruptly followed by surging up to 1000 several times before settling down to 500 or stalling. checked for unmetered air none found. engine and fuel trims react to v...	View
	2001 Mitsubishi Galant ES 3.0L Radio VIN: 4A3AA46H01 Repaired circuitry, now code is needed to reset radio. The mod# is [...]. Thanks for your help. Jeff	View
	2004 Mitsubishi Galant ES 2.4L No Start, some times starts VIN: 4A3AB36F44 vehicle was towed in, new customer.Replaced belt and vehicle started fine. No head damage. Vehicle died. No spark and no ground to injectors. Cam and crank sensors fine and wiring tested to computor. Tried new cam, crank and computor anyway when no other probl...	View
	1995 Nissan Pathfinder LE 3.0L No Start VIN: JN8HD17Y2S Early Nissan driveability makes me crazy. This was towed in for a died while driving no start condition. After charging the dead battery, it started right up and ran without fail. It ran very poorly, which ended up being the timing belt being off 5 teeth. Put ...	View
	2003 Nissan Sentra GXE 1.8L cam sensor VIN: 3N1CB51D43 Hey guys, we all know issues with cam sensors and nissans.. i was in a bind and went with the mistake advance auto cam sensor. po340 code / intermittent no start.. it fixed it... the veh came back 1 month ago same problem.. i replaced it with another advance a...	View
	2001 Saturn SL 1.9L Poor Idle Quality, Stall, Poor Fuel Economy VIN: 1G8ZF52871 Customer complaint of getting bad gas mileage and car sounds louder than usual. Scanned computer and saw the O2 code so I checked data and O2 seems to want to stay on the rich side. Only seldom did it get below .4. I also noticed the car would not go into clos... Trouble codes: P0133 (O2 lazy), P1133 (no O2 switching), P1599 (eng stall), P1626 (pcm to bcm loss comm), U1064 (lost bcm comm), U1301 (class 2 data link high)	View
	2000 Toyota Camry CE 2.2L Gauges, Windows, lights, charging VIN: JT2BG28K2Y The car came in blowing the Gauge Fuse. As I looked before it said to inspect trunk wiring. That has already been repaired previously and we rechecked it from the backseat all the way thru the trunk lid. Replaced alternator with another. Still same issue. Take...	View
	1976 Triumph TR6 2.5L turn signals Turn signals nor working, lights come on when switch for Right or left turn is engaged but doesn't flash. We can not find the flasher. It has a flasher for the 4 way switch on fender liner by brake master cylinder. Thanks for the help, I know it is a simple re...	View
	2001 Volkswagen Passat GLS 1.8L No Start VIN: WVWAC63B21 Customer said he turned on the key and power windows were going up and down on their own and car would not spin over. Founnd power window fuse blown, has a dead short. Unplugged body control module under drivers carpetand fuse no longer blows but car still wil...	View
	2002 Volkswagen Jetta TDI 1.9L door ajar light on VIN: 3VWSP69M32 Hey everyone. I need some advice on this vw. The door ajar light is always on. which on this model shows a drivers door open. if i lock the car the red led on the drivers door lock flashes. there is not an led on the passenger side. I wiggled the wiring of the...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2001 BMW X5 3.0i 3.0L will not pass smog t VIN: WBAFA53581 thanks for all the replies,with in the 705 mile period that vehicle was reset,customer would fill tank and drive it to low,sinnce vehicle was old and had some miles on it and customer does not want to spend money,we asked him to take the vehicle on a nice driv...	8
	2003 BMW 325i 2.5L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WBAEV33443 OK WELL WE WENT AHEAD A PUT ALL NEW PCV VALVE ASSEMBLY ON THE CAR AND STILL HAD THE SAME PROBLEM SO I WENT BACK TO THE BASICS AND IT ENDED UP HAVE LOW RUNNING COMPRESSION ON CYLINDER 4 SO NOW IM WAITING ON THE CUSTOMER TO LET ME KNOW WHAT THEY WANT TO DO. THAN... Trouble codes: P0174, P1343 (Misfire cylinder cylinder 1 fuel cut off), P1345 (Misfire cylinder cylinder 2 fuel cut off), P1347 (Misfire cylinder cylinder 3 fuel cut off), P1349 (Misfire cylinder cylinder 4 fuel cut off), P1351 (Misfire cylinder cylinder 5 fuel cut off).	9
	2003 BMW X5 4.4i 4.4L MIL Lamp on VIN: 5UXFB33573 To all members that had offered to help, thank you. Customer did not return,there is nothing to report for now. Trouble codes: 16 (O2 sensor 1 before CAT aging TV), 22 (O2 sensor 2 before CAT aging TV), P1168 (Undocumented code), P1170 (Undocumented code).	5
	1996 Cadillac Seville SLS 4.6L Cooling Systems VIN: 1G6KS52Y3T The diagnosis is final. The reason for the engine remaining cool on the highway was there was little demand under cruise conditions. In stop and go traffic, there is more torque demand as the RPMs go up and down causing the head gaskets to leak. This engine ha...	29
	2004 Cadillac XLR 4.6L MIL Lamp on I was uneasy with changing the fuel pump, although I was tempted to do it. If it wasn't such a bear to get out, I might have just changed it, still, I just couldn't understand why I had good volume, low pressure, and no stumble or stall issues, even when openi... Trouble codes: P0171, P, 174 (System runs lean bank 2).	16
	1996 Chevrolet S10 LS 2.2L Surge, MIL Lamp on VIN: 1GCCS1946T After going over all of my readings, fuel trim, inspecting timing and verifying proper ignition. Tested oxygen sensor and reading was fine, not lean or reach biased. Decided to give the oxygen sensor a try. (when the head was removed there was no coolant go... Trouble codes: P0171.	34
	2002 Chevrolet Impala LS 3.8L Turn signals and brake lights VIN: 2G1WH55K72 I wrote for help based on the customer calling after she left claiming the problem returned. She called after missing her return appointment to tell us it was working fine. So, I have no idea if the problem actually returned or if she was mistaken. Suggestio...	10
	2004 Chevrolet Avalanche 1500 5.3L 2-3 shift VIN: 3GNEC12T54 Thanks goes out to all IATN Techs for taking your time tohelp and answer questions. Most advise was leaning to internal clutch problems being the culprit. I am still baffled by the 2-3 shift signal from ECM reading groung all the time(Not only at shift command...	8
	1995 Chrysler LeBaron GTC 3.0L Oil Pump VIN: 1C3EU4538S Thank you for all the great replys. The oil that was used was 5w30. The oil pump was not replaced with the pan off because the oil pump is not in the pan but in the timing cover under the timing belt. The pressure relief valve is accessable with the pan off...	7
	2005 Chrysler 300 C 5.7L Screen VIN: 2C3AA63H35 THANKS FOR ALL THE HELP WE ENDED UP BUYING A NEW RADIO FROM THE DEALER.	7
	2006 Chrysler 300 Touring 3.5L Mechanical VIN: 2C3KA53G16 Many Quick responses, thank you all. The overwhelming majority said not to remove the valve covers, so I did not. No problem at all.Actually was quite easy. I did remove the cooling fan assembly fr access to the crank pulley. The hydraulic tensioner bolts are ...	14
	2003 Ford Taurus LX 3.0L Cuts out, Stall VIN: 1FAFP52U23 Cleaned the MAF sensor. Cust has had the car back for 2 weeks now, so far either the problem is fixed or its went back into hibernation. Will update if I learn more. Thanks to all that helped	5
	2003 Ford Windstar 3.8L alternator VIN: 2FTZA54453 found that this alternator again was bad... drove around with meter hooked up and found after it heated up the alternator was overcharging causing the light to come on... got another motorcraft alternator and fixed issue.. thanks guys.	17
	2004 Ford Expedition Eddie Bauer 5.4L Hesitation, Cuts out, Stall VIN: 1FMFU17L24 I replaced the other 5 spark plugs, and replaced all 8 coil packs and it fixed the problem. I still don't understand why I could not get any MIL light. But I guess there must have been a problem with the coil (ignition) driver off and on. The car did run be...	14
	2006 Ford F-250 Super Duty XLT 6.0L white smoke VIN: 1FTSW21P06 i pulled all glow plugs jacked up the rear of the truck pressureised the coolant system and let truck sit over two days coolant was in all cylinders on the right bank but none in the egr passages pulled marmon clamp off the egr cooler and antifreeze was presen...	7
	2006 Ford Taurus SE 3.0L Air bag system VIN: 1FAFP53U26 Thanks for all of the great info. We watched the data on the scanner, we were actually able to clear the code by keeping the steering wheel turned about 45 degrees, start to turn the wheel to straight ahead and the code comes back, the pid for the drivers side...	11
	2001 Honda Accord EX 2.3L shifting VIN: 1HGCG32791 Thanks form every one iatn group after checking the transmission pressure line I found will drop after gets hot and loosing first gear clutch and only second gear works. I found a low mile transmission and installed and problem solved thanks everyone again.	9
	2008 Hyundai Tucson GLS 2.0L Electronic VIN: KM8JM72D28 John from good old BC nailed it on the head,the hcu unit was leaking brake fluid into the abs connector causing all the codes and no comunication.	4
	1992 Jeep Cherokee 4.0L fuel pump VIN: 1J4FT28S2N WELL GUYS I THINK WE GOT THIS ONE. WE DROPPED THE TANK REMOVED NEW PUMP WHICH WAS A AIRTEX AND SAW THERE WAS STILL CONTIMINATION IN TANK. WE DRAINED TANK AND CLEANED THE INSIDE OF TANK AND LINES UPON INSPECTION OF NEW PUMP WE COULD SEE THE RUBBER INSULATORS WE...	11
	2001 Jeep Grand Cherokee Limited 4.7L abs VIN: 1J4GW58N11 Well I wish I had better news than this. There is absolutely nothing we didn't try. I even pulled in some favors from Chrysler Corp. themselves. The final conclusion was that since the customer never saw anything wrong with brakes and there is no abs codes and...	9
	2003 Mazda B3000 DS 3.0L Misfire, MIL Lamp on VIN: 4F4YR16V93 I remove the head and sent it to a machine shop for inspection to find that when the head got warn up the valve where geting stick open replace the head customer is happy truck running good thank you everyone Trouble codes: P0306.	14
	2007 Mazda CX-7 Touring 2.3L engine VIN: JM3ER29377 ok guys thank you for all the information provided.o.k we decided to tear engine down, removed timing chain cover & found timing chain with lots of play & tensioner rod extended fully.we also performed a leak down test & heard air escaping from valves.we talke...	14
	1993 Mercedes-Benz 300E 2.8 2.8L no fire no fuel VIN: WDBEA28E4P i would like to thank everyone who took the time to read and reply to my problem. most everyone was right about what was wrong we run test with volt and ohm meters on just about every sensor including crank, cam, and everything else related to it. i found and ...	23
	2002 Mercedes-Benz ML320 3.2L center vent flap positioning motor VIN: 4JGAB54E02 THANK YOU FOR ALL THE REPLIES. WE REPLACE THE VENT DOOR MOTOR, STILL KEEP SPINNING EVEN KEY IS OUT. CUSTOMER DON'T WANT [...] DISABLE THE CENTER VENT MOTOR AND KEEP THE VENT DOOR IN A O...	4
	2003 Mercedes-Benz C230 Kompressor 1.8L Shifting VIN: WDBRN40J73 I'm afraid none of the replies helped out.But I did fix this vehicle.This car does not use a brake light switch.It uses a brake pedal position switch that is mounted on the brake booster.I did not have a signal from the switch at the ABS control module.Without...	5
	1998 Nissan 200SX 1.6L No Start VIN: 1N4AB42D0W i fixed it.thanks to all replies.even though all of the needs for starting were there they werent.after going over basics again and again.i got into thinking,i sprayed starter fluid in intake and nothing happened well as we know a little spark is all that need...	13
	1994 Pontiac Bonneville SE 3.8L Stall VIN: 1G2HX52L7R Thanks to all, a few of you mentioned that the new ECU may have gone bad. This was a problem because another shop had put this in for a different problem, we checked all the sensors and wiring and then just got another unit and plugged it in and worked. The cu...	11
	2003 Saab 9-3 SE 2.0L Internal shift mech VIN: YS3DF75K93 Thanks for the replies, this thing is fixed. Friday we pulled it back out, put it on the bench at closing time and Monday morning I was going to pull the case off and fix the linkage. But I realized that since the linkage was already in neutral, all I needed t...	5
	2002 Saturn L200 2.2L exhaust VIN: 1G8JU54F22 All in all it was the catalytic converter, The first time i didnt hear anything even when i took it off, the second time, i heard the brick inside and there it was. expensive thing but a new one took care of the noise, Thanks for the replies	14
	2005 Toyota 4Runner SR5 4.0L Misfire VIN: R580116421 Found #6 had antifreeze in cylinder after sitting over night with pressure on it. Borescope told the truth red antifreeze in the cylinder. You guys are right on blown head gasket. i do like iatn. ty Trouble codes: P0306.	10
	2004 Volkswagen Touareg V6 3.2L Starting VIN: WVGBC77L04 THANK YOU FOR ALL THE REPLIES, IT TURN OUT [...] THE ACCESS START MODULE. RESECURE GROUND WIRE, CAR START RIGHT UP AND EVERYONE IS HAPPY NOW, THANK YOU.	4
	2007 Volvo S60 2.5T 2.5L MIL Lamp on VIN: YV1RH59237 When I was diagnosing this vehicle, the code would reset instantly after clearing, the MIL would turn on after first key cycle after clearing codes, so this was a hard fault. I could not read fuel pump duty cylcle with MAC scan tool, and this was a necessary ... Trouble codes: 2800 (unavailable), 2900 (fuel pressure).	6

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