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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 12, 2012
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2000 BMW 323Ci 2.5L Ft Bearing VIN: WBABM334XY
Hello all, This post is for information on replacing the front wheel bearing on this BMW. My question is from looking at the service manual(aldata), looks like the knuckle is closed on the back side, so you can't just press it out and back? Is there a way do r...
2004 BMW 745i 4.4L Drivetrain? VIN: WBAGL63564
Used car lot car, so history is unknown. Initially there were multitudes of codes in various modules, took quite some time to clear them all with our Launch. No, those codes were not recorded as they should have been, but there were no transmission codes. We c...
2008 Buick Lucerne CX 3.8L Fuel pump relay VIN: 1G4HP57258
I need to know if someone ran in to this and how they fix it. I have a melted fuse box with the fuel pump relay. The wiring diagram is wrong, it is wired up with pin 30 hot all the time not the fuse and the fuse is after the relay. I have pulled the fuse box a...
1999 Cadillac Seville STS 4.6L Ipm VIN: 1G6KY5498X
Hey guys, got a good one here. 99 Caddy Seville---AC will not engage. If you start the car up, the AC OFF indicator on the IPM is always on. This was the original complaint when the car came in. With my Tech 2, I pulled a B1340 (Driver's air mix actuator feedb...
1999 Chevrolet S10 LS 2.2L Charging VIN: 1GCCS1942X
i have this s-10 charging system issue. it seems weird how it comes about when it decides to act up. here goes:start the truck cold and drive anywhere,starts normal and charges fine.shut off let it sit for a bit.restart and it cranks long and starts like its l...
2000 Chevrolet Lumina 3.1L air flow VIN: 2G1WL52JXY
Vehicle came in for vent operation shifting when under acceleration, thought vacuum leak or bad check valve no problem, boy was i wrong. Pulled a vacuum on check valve tested ok. Tested resevoir and it held vacuum. Pulled line off check valve to inside of car ...
2003 Chevrolet Tracker ZR2 2.5L starter VIN: 2CNBJ73483
I have this car that when I turn the key all i get is a click. I have replaced the starter twice and i have changed the battery twice. What could make this happen. It acts like a bad starter. All the accesories work fine just no start. But If i put a battery c...
2007 Chrysler Pacifica Touring 4.0L MIL Lamp on VIN: 2A8GF68X67
This vehicle is driving me nuts it passes the smoke test but will keep turning on the mil lamp and saying gascap, we installed and new valve on the canister and it is indexed properly connector at 3 o clock and the purge is sealed am i missing something help m... Trouble codes: P0456 (Evap small leak)
2010 Chrysler Town & Country Touring 3.8L rear calipers VIN: 2A4RR5D14A
replaced front pads and rotors due to warped rotors and rear pads and rotors due to pads being less than 2 mm. on test drive after repair, had a low,soft brake pedal. reinspected on hoist, found rr caliper piston to be retracting after pedal is released to pos...
2003 Dodge Ram 1500 SLT 5.7L Electronic VIN: 1D7HA18D73
Replaced the TCM and line pressure sensor ,keeps going into nlimp mode and code PO613.
2008 Dodge Magnum SXT 3.5L Starter Relay VIN: 2D4FV37V58
Customer complaint is that it take 2-3 seconds for the starter to engage after you twist the (thing that resembles a) key. It never fails to start. The battery & charging system test OK. It seems like the PCM does not immediately read the "key" on a start requ...
1994 Ford E-350 Econoline XL 5.8L Sever pinging under load VIN: 1FBHE31H8R
Open loop fuel system goes completely lean under load and engine pings badly, fine in closed loop. O2 sensor goes flat line during that time, but works fine other times. Customer claims it started after replacing PCM the first time. No internal vacuum leaks. ...
2001 Ford Focus ZX3 2.0L ignition key VIN: 3FAFP31331
General question. I have a vci (from my pegisys) and a customer needs a new lock and tumbler for his 2001 focus.I have performed reprograming on older Fords but not this new. Motorcraft is not clear whether I need to be a member of the locksmith association to...
2003 Ford Thunderbird 3.9L fail safe VIN: 1FAHP60A23
hello everyone, this car came in for the known issure of the cop's and throwing the false throttle body codes, fixed that problem, test drove and wrench light never went off. scanned for codes and had a app code, found bad wire in wiring harness, repaired all ...
2008 Ford Fusion SE 2.3L 1-3 shift VIN: 3FAHP07Z58
the vehicle will shift through PRNDL will no issues but when driving in D range from 1st to 2nd the trans will release from 1st but will not engage into 2nd gear. It will eventually shift into 3rd but will not go into any higher gear range (it will release fro...
2004 GMC Envoy XUV SLT 4.2L Rear Gate Glass VIN: 1GKET12S14
I have this Envoy XUV that the rear gate glass will not go up with the switches. I have the "check manual- tailgat" message displayed on the dic. Here is what I know: All latches show closed on the scanner. The regulator is good, I can manually make it go up ...
1991 Honda Accord EX 2.2L Seems to be in limp home VIN: 1HGCB7668M
This car came to me with the S light on and the trans is in limp in mode. If you put it in drive its locked in 2nd. if you manually pull the shifter into low it will shift into low. Also it rattles the shifter interlock when the key is on. I've checked for sim...
1994 Honda Accord LX 2.2L Excessive Emissions, Open loop closed loo VIN: JHMCD5645R
Vehicle failed for nox hc and co at a test only station. Egr worked fine then we replaced o2 sensor and converter. Then vehicle passed california smog test three times at my shop but every trip back to the test only shop it failed for hc and co. I then noticed...
2004 Honda Civic DX 1.7L oxygen sensor VIN: 2HGES15114
replaced the oxygen sensor 3 times, the last time with a oem part but it still throws a code p0134 and p0135, any ideas?
1997 Jaguar XK8 4.0L Cuts out, Stall VIN: SAJGX2743V
The car starts and runs at idle for aproximately one minute. Then it will cut out and back on again and keep running again. This can happen again two or three times during the first five minutes of running. After running about five minutes it will not happen a... Trouble codes: P1609 (internal fault), P0200, P0100, P1300, P2100
2002 Jeep Liberty Sport 3.7L Engine VIN: 1J4GL48K52
This engine was purchased from local bone yard.i personally drove vehicle.ran good with crank sensor code.purchased by local shop and installed engine in another jeep-same year. Started right up-ran good-test drove good.return from test drive and shut off.has ...
1999 Land Rover Range Rover SE 4.0L heater core leaks VIN: SALPV1246X
Can someone shed the light how to replace heater core proper way. Heater core sits behind radio. Seems to remove the whole dash and center console.
2006 Land Rover LR3 4.0L No Start VIN: SALAE24416
Hi Land Rover techs I could sure use some help. I have a LR3 here that the customer had towed in with a crank and no start. Once vehicle dropped off the wrecker it fired up without missing a beat. Customer is very upset but I cant get it to act up to even begi...
1993 Lexus ES300 3.0L all shifts VIN: JT8VK13T3P
Well here it is guys. See if you can help me with this problem. This transmission will go into all gears manually. But won't shift on it's own hits real hard when it does shift starts out in 2nd gear. I have adjusted TV cable as per setup percedure 1mm past be...
2006 Lexus IS250 2.5L Compressor VIN: JTHCK26206
Greetings to all this lexus came in with a bad compressor customer supplied reman unit today we installed it and still have no ac operation.we have no power going to compressor we checked fuses and relays they are good.we retrieved a code p1420 compressor lock...
2008 Lincoln Navigator 5.4L auto up VIN: 5LMFU28518
same as above
2008 Mazda MX-5 Miata Grand Touring 2.0L Engine Cover VIN: JM1NC26F78
thanks for at least reading this, i have this car and its the womans toy car, the engine cover turned a white color as if it got hot. no codes, no other indication that it did get hot, customer is very good at watching gauges and she said it never got hot. che...
2008 Mazda 3 i 2.0L Camshafts VIN: JM1BK12G98
Car was overheated and came in with a warped head. Machine shop surfaced and rebuilt the head. Put it on and now getting a P0012 Code retarded intake cam. I changed the oil and put in Motorcraft 5W-20. Also rechecked the cam timing with Ford Special Tools all ...
1994 Mercedes-Benz E320 3.2L Belt Tensioner VIN: WDBEA32E6R
Any help would be appreciated as I'm not sure I understand the drive belt tensioner on these completely. This car came in with a belt squeeking and we found the tensioning rod was stripped. Replaced tensioning rod, now I cant seem to get the belt to tighten do...
2001 Mercedes-Benz E320 3.2L No Start VIN: WDBJF65J21
Towed in, engine cranks takes several tries sometimes starts and stalls. Cold start usually starts easier, hot restart sometimes doesn't start at all. No codes. Checked IATN 1st. found CKP a common issue. Tried this and only slight improvement. Started right u...
2002 Mercedes-Benz CL500 5.0L ride height VIN: WDB2153752
car came in with suspension sitting on bump stops,check with das,have code for no pressure in system,go through all das tests result was the radial piston pump failure,,replace with working twin pump,still have same problem,and same test result,was wondering i...
2003 Mercedes-Benz C240 2.6L ignition VIN: WDBRF61JX3
vehicle was towed in for a no start condition fuses had already been gone through by customer rechecked all fuses found to be all ok, checked and found fuel pressures to be at 53 psi and found injector pulse present. just have no spark present. any sugestions
2006 Mercedes-Benz S430 4.3L Hesitation VIN: WDBNG70J16
Based on codes and pattern failures for these faults, I replaced the crankshaft position sensor and the mass air sensor. both with new Bosch parts. The customer complained of the typical hard or no start and rough running. Along with these symptoms the custome... Trouble codes: P2034 (crank position sensor), P0170 (self adaptation of fuel mixture right bank at limit), P0173 (self adaptation of fuel mixture left bank at limit)
2010 Mercedes-Benz ML350 3.5L display VIN: 4JGBB5GB3A
Hello techs, we just did a front and rear brake job on this mercedes ml350. The problem we are having is. the brake wear indicator light won't go out. (its a digital display)The new sensor ohm out at zero ohms. Also tried using modis for any reset procedures( ...
2000 Mercury Cougar 2.5L Poor Idle Quality, MIL Lamp on VIN: 1ZWFT61L2Y
Car came in running rough and codes po172 system too rich b1 and p0174 system too lean b2. Fuel trims were 30 +. Looked for vac. Leaks and found intake gasket leaking. Replaced upper and lower gasket and rechecked for leaks and none were found. Customer return... Trouble codes: P0174
2004 Mercury Grand Marquis LS 4.6L electric cooling fan VIN: 2MEFM75W94
the problem we are having with this car is that it is overheating at idle.The cooling fan is not coming on when the a/c is turned on or when the engine reaches the correct temperature.There is battery power on the red/black wire going to the fan,ground on the ...
1985 Nissan 720 Deluxe 2.4L Mechanical VIN: JN6ND02Y7F
HELP!!! What's the secret to pushing back a timing chain tensioner on a '85 Nissan pick-up with a 2.4L engine. My mechanic pulled the head off and didn't get a wood wedge in far enough and he can't push the tensioner in enough to get the cam sprocket on the ca...
2004 Nissan Sentra 1.8L Mechanical VIN: 3N1CB51D74
burning oil really bad and smoking
2004 Nissan Quest SL 3.5L No Start VIN: 5N1BV28U14
Vehicle arrived with internal metal clinking noise and we found timing chain tensioner was damaged and chain was loose. Replaced timing chain section per tsb and all the other assoicated parts needed to complete the job. We removed the engine out of the vehicl...
2006 Nissan 350Z Track 3.5L No Start VIN: JN1AZ34D76
Car was towed in cranking, not starting. found ECM Not responding. I have no power to ECM Through ECM Relay. Relay has power to it but no ground control signal, which comes from the ECM. My question is what does the ECM Need to control the ground circuit? they...
1995 Pontiac Grand Am SE 2.3L Timing Chain VIN: 1G2NE15D8S
this is my personal car and I am asking for advice before I tear into the engine. engine is very noisy when hot at idle. Raise rpm to 1500 and noise goes away. noise is definitely coming from timing chain housing. thought oil pressure was low, put a gauge on i...
1999 Pontiac Grand Am GT 3.4L cannot fill tank VIN: 1G2NW12E9X
This vehicle will randomly not allow the driver to put in fuel. We have seen the vehicle once when it was actually acting up and disconnecting the vent line from the tank to the canister alleviated the problem. However, we cannot find a restriction, the fill n... Trouble codes: P0440 (Evaporative Emmisions)
2005 Porsche Cayenne 3.2L transmission leak VIN: WP1AB29P55
hey all, Got this Porsche in for a whine in the transmission. After further inspection found that it has a leak coming from the front of the bellhousing, suspecting a front trans seal leak. We removed the trans pan and found on a very small amount of very fine...
1995 Toyota Tacoma DLX 2.4L Hesitation, Misfire VIN: 4TAUN53B5S
This truck is driving me up a wall! Vehicle originally came in with a complaint of a low/rough idle and stalling at stops. Test drove and verified, ran great down the road with a very intermittent hiccup(misfire) under very heavy load. At idle would get low an...
2004 Toyota Tacoma 3.4L Poor Fuel Economy, vibration VIN: 5TEWN72N44
hey you toyo techs, have a customer coplaint of a vibration when decal and above 70. thought the rotors were bad did a brake job. all was good til he got up to 65 or more and vibration got worse and when hitting bumps the steering wheel shook. whe he brought i...
2004 Volkswagen Jetta GLI 2.8L Manual transmission VIN: 3VWVH69M14
I'm trying to help a co-worker of mine who bought a Jetta for his girlfriend from an auto auction. The car has a 6 Speed 02M trans, trans code FSR. It didn't have 5th or 6th gear and made a grinding/buzz noise on decel when engine braking. Pushing the clutch i...
2004 Volvo S60 2.4 2.4L Cluster,Limp In Mode VIN: YV1RS64A24
Volvo Techs Please guide me.S60 came in with No cluster function except check engine light.Did some reading and found multiple faults with DIM.Removed DIM wiggeled and twisted to no avail.Tested power and ground feeds both there.checked ohms at DIM plug found ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Acura TL Type-S 3.2L MIL Lamp on VIN: 19UUA56842
I want to thanks everyone for their inputs/help. I installed O.E.M sensor. The light has not come back on. Customer drove approx 200 miles. I'm going to call it fixed. Trouble codes: P0131.
2000 Audi S4 2.7L Master Cyl VIN: WAUDD68D2Y
ok techs it looks like i fixed it.installed a different r/f caliper and bled system again and again and again it has been over a week and half and customer has not called lets still keep fingers and toes crossed.thanks to all replies
2004 BMW 525i 2.5L Starting VIN: WBANA53594
ok guys thanks to everyone who helped with this bimmer. wierd wierd,when we first got it try crancking it nothing unplug the ibs nothing, check for codes nothing, put 12 v to starter solenoid got it to start. i get inside turn it off start it again with key o...
2006 BMW 325i 3.0L airbag light on VIN: WBAVB175X6
Disconnected main connector under drivers seat. connector looked fine, plugged it back in light went out. must have been bad connection.
2003 Cadillac CTS 3.2L transmission cooler line VIN: 1G6DM57N83
Found an OEM radiator from Factory Motor Parts for a reasonable price. The Connections seemed a bit tighter. I would have rather gone with a external cooler but the customer didnt feel that modifying the vehicle was a good idea. So I suppose time will tell ...
1985 Chevrolet Camaro Sport 2.8L Cooling Fan VIN: 1G1FP87S7F
Had to throw in the towel & go with adding an auxiliary cooling fan relay/switch unit from Carquest, (works great), although the original issue was never solved. Tried one used & two reman ECUs, no changes. No one could positively say if a corrupted PROM (no E...
2004 Chevrolet Silverado 1500 4.8L Windows , Locks, Mirror VIN: 2GCEC19VX4
Thanks to all who helped. As it turned out the Maxi fuse was blown and the PDM fuse was missing. The PDM fuse is tucked away in the center of the lower fuse box and I was checking for blown fuses not missing ones because the customer said he doesn't work on hi...
2005 Chevrolet Impala LS 3.8L Starting VIN: 2G1WH52K25
Thanks for the help it was the theft lock cylinder replaced it and no problem yet.
2003 Chrysler PT Cruiser GT 2.4L driveability VIN: 3C8FY78GX3
Finally got this one done and gone. It ended up being the PCM. After replacing all my readings were normal, no erratic error codes, and runs fine.
2000 Ford F-250 Super Duty Lariat 5.4L dome lights VIN: 1FTNF20L5Y
Thanks again everyone. I got a used GEM from salvage yard. Wasn't to worried about programing as this one had no theft light. Installed it yesterday and all is well with the lights and chime. I did take the cover apart after removing it from the fuse panel and...
2001 Ford F-250 Super Duty Lariat 7.3L No Start VIN: 1FTNX21F01
thank you for all of the replies,the truck is fixed end up the problem that i found is one of the oil drain plug in the left hand cylinder head was missing,it might be drop down into the crankcase,so i order a new plug from the dealer than put anything back t... Trouble codes: P1212 (ICP Unexpected).
2008 Ford Edge SE 3.5L low speed driveability VIN: 2FMDK36C08
Well, I am closing this without an answer at this time. I am in contact with the customer and it seems there is also a new concern to go along with the others. She says at 65mph going up a hill it will Shudder/Buck/Misfire? for 7 or 8 seconds, and the engine s...
2004 Honda Odyssey EX 3.5L AC Climate Control VIN: 5FNRL18004
thank you to all who replied. as recommended I did remove my wiring and return the factory wiring and all is okay. I still don't understand how or why since both Mitchell and Alldata only show this being a straight wire from the control head to the pressure ...
2005 Honda Accord SE 3.0L MIL Lamp on VIN: 1HGCM82435
thanks to all that responded. the problem came out to be an engine problem. customer stated that when he bought the car used, timing belt was replaced and broke after the second day. the shop had to remove the cylinder heads but did not do a complete valve job... Trouble codes: P2279.
2005 Hyundai Elantra GLS 2.0L MIL Lamp on VIN: KMHDN56D05
2005 Jeep Grand Cherokee Laredo 4.7L Starting VIN: 1J4HR48N35
The yellow wire going to the starter was dirty. Clean and recrimpef wire for tighter fit. Thanks for all the help
2011 Mercedes-Benz SPRINTER 3.0L Fuel drain Fitting At Sensor On Filter
Thanks to all who replied. I have been unable to find a part so far. I do have feelers out there so I will know when the part becomes available. We had to expedite a temporary repair as a stop gap for now. I can not believe we have brand new fleet vehicles and...
1995 Oldsmobile Silhouette 3.8L Misfire VIN: 1GHDU06L8S
Thanks for all the help guys... i read all very carefully and did many things that were suggested. I still have no fix and don't know where to go next... I suggested the customer drive it with a MAF unplugged because it drives great with no misfires that way. ...
1999 Plymouth Grand Voyager Expresso 3.3L Unknown VIN: 2P4GP44G6X
Thanks for all of the advice. The problem with this van is that it would go into limp mode intermittently. I never got a answer from the customer of how often it would happen. It was in limp mode when I got it, but cleared and shifted ok after I cleared the...
2004 Porsche Boxster 2.7L Fuel Pump VIN: WP0CA29864
2004 Saturn Vue 3.5L compressor VIN: 5GZCZ53444
Thanks for so many replies, Heres my story..We explained to the owner that he either needed a compressor job or atleast a tx valve we explained to get a waranty on compressor from everco we would have to replace tx and drier so we offered to start with replaci...
2008 Volkswagen Eos lux 2.0L passenger rear window VIN: WVWFA71F08
The motor/control module was the problem. We replaced and all is well. I will say that the motor cost was around $220.00 you have to take the glass out to get the regulator assembly out. Be careful when you are installing the glass not to go to tight with the...
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