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Prev Professional Automotive Repair Technical Discussions for January 9, 2012
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Help Request Answers
2000 Audi A6 Quattro 2.8L Electronic VIN: WAUEH24B5Y
Customer brought in vehicle requesting timing belt replacement for maintenance. Upon removal of front bumper cover I found the wire harness going to a/c high pressure switch had melted from sensor up into where it joins main harness at drivers fender. Also fou...
2007 Audi A4 Quattro Cabriolet 3.2L convertible top VIN: WAUEH48H47
Hello Audi Techs The convertible top is not working, the top storage compartment cover in the rear lifts up about an inch, but that is the only thing will do, please advise what procedure we should follow to check for this problem. Thanks in advance
1998 BMW 750iL 5.4L Poor Idle Quality, Hesitation, Misfire VIN: WBAGK2328W
Happy New Year Group- this 12 cylinder E38 has us stumped. Car came in with a customer complaint of intermittent power loss/ rough running while driving. Pulled codes: had a boat load of misfire codes for both banks with and without fuel shut off as well as le... Trouble codes: 68 (cyl 6 misfire), 69 (cyl 7 misfire), 71 (cyl 9 misfire), 74 (cyl 12 misfire), 202 (ignition circuit monitoring A), 203 (ignition circuit monitoring B)
2000 BMW 740iL 4.4L fuse 103 VIN: WBAGH8340Y
There is a substantial draw through fuse 103 the car goes dead in a matter of hours if I disconect this fuse the draw is gone I need to know the power distribution .A diagram would be most helpful All data does not supply one I need to finish this car any help...
2001 BMW 330i 3.0L transmission VIN: WBAAV53441
car has code 146 can torque alldata has no information any help would be apprecated
2006 BMW 530xi 3.0L No heat to feet VIN: WBANF73506
We have cold air to foot well and outside center vents. Customer is complaining about cold air to their feet. We are aware of the I-drive heater controls and how they work. My experience says that an E60 canít get you too hot no matter what you do. The heat fr...
1997 Buick Park Avenue 3.8L intake exploded VIN: 1G4CW52K8V
This vehicle was driven out of shop 1 month ago and parked.Went to bring inside and battery was dead.Pushed into shop and put on charger.After 30 minutes went to start engine to move vehicle so I could work on windows.As soon as I turned the key to crank the u...
1999 Buick Regal LS 3.8L No Start VIN: 2G4WB52K1X
Please see related repair history
2002 Buick Century Custom 3.1L No Start, Stall, MIL Lamp on, Security light on VIN: 2G4WS52J52
This started as a intermittant stalling problem with gauges jumping around and no crank until it sat for a few minutes to an hour. When car began to be a problem more frequently she left the vehicle with us. As she said, gauges were eratic, warning lights woul... Trouble codes: U1064 (Communication lost with bcm), P1626 (Theft enable lost)
2007 Cadillac Escalade ESV 6.2L suspension VIN: 1GYFK66857
The service suspension message is on and my tech 2 will not communicate with the vehicle. The tech 2 says (candi module not detected). I have checked all the grounds. Pin 5 of the dlc should be less than 1 ohm and i have 20 ohms. Any help would be appreciated.
1969 Chevrolet Nova 5.7L Engine VIN: 1327WER456
Ok here is a fun one. Not so funny on my end. This is my ride. 1969 Nova with a 327 block. Last winter I had to park it outside will working on cars. I checked the oil and noticed antifreeze in it. Took engine apart. All gaskets looked fine. Had machine shop c...
2002 Chevrolet Trailblazer LS 4.2L Poor Idle Quality, Misfire VIN: 1GNDT13S72
installed new plugs, coil boots and new coil on number 3. still can read missfire counters on scanner on cylinder 3. did find vacuum leak on intake and found it warped. Installed new intake and still have the small miss on 3. When I removed the new plug it loo... Trouble codes: P0300, P0303
2004 Chevrolet Suburban 2500 LS 6.0L Battery VIN: 3GNGC26U94
This truck will kill a battery in 4 or 5 days of sitting. Did Amp Draw Test and found a drain of 300ma.after about 10 min. of watching. Pulled all fuses and relays in all fuse boxes plus disconnected the alternator and found that the fuse "IPC/DIC" when remove...
2006 Chevrolet Express 2500 6.6L Poor Idle Quality, noise/vibration VIN: 1GCGG292X6
This Duramax has a loud noise, sounds like exhaust leak, but not a single cylinder, sounds uniform like after turbo. Also has knocking noise and vibration which seems to come from the turbo. We removed the exhaust pipes that feed into the turbo and that correc...
1997 Chrysler Town & Country (Van) LXi 3.8L Cuts out, Stall VIN: 1C4GP64L8V
Hello Technicians This is my first post, but IATN has saved me a LOT of time and money already. I can find almost anything to answer my questions by searching, but I've got a real headache here. I have this 1997 Chrysler Town & Country LXi in my shop right now...
1996 Ford Windstar GL 3.8L Misfire, MIL Lamp on VIN: 2FMDA5149T
Vehicle came in last week with check engine light on. Scan computer - found p0301 #1 cylinder misfire. Monitored misfire data counts, #1 cylinder misfiring consistently but misfire is very slight & only appears at idle. When road testing at cruising speed or f... Trouble codes: P0301 (Cylinder 1 misfire)
1997 Ford F-350 XL 7.5L Cooling VIN: 3FTHF36G8V
Hello, this truck will sit and idle all day and never see half way on the temp gauge, will cruise at 75 with the plow on just fine, but will overheat on an extended uphill climb IF it's already been running awhile. Ran fine for a long time before all this. The...
1999 Ford F-250 Super Duty Lariat 5.4L Misfire VIN: 1FTNW21LXX
Customer came in with a rough running complaint. Scanned and got a P0304. Checked compression)ok.CHecked for power to coil)ok. Tech changed spark plug and Coil, Noid light confirmed power to injector. Cleared code and test drove, Miss and Code came back. Repla... Trouble codes: P0304 (Missfire 4 cyl)
2000 Ford Focus Sony Limited Edition 2.0L wont start VIN: 1FAFP3639Y
this car will not start.has fuel fire and compression.has injector pulse I would think if timing belt had slipped it wouldnt have good compression.I am wondering if one shorted injector could shut them all down any one have any input
2003 Ford Escape XLS 3.0L Misfire, MIL Lamp on
Car came in smoking from tailpipe, mil flashing, running rough. I originally thought it was simply a coil pack- however raw fuel is coming out of the tailpipe, fuel-- not just water and fuel. I figured the # 1 injector was stuck open. I replaced it with a Ford... Trouble codes: P0301 (p0300-), P0300
2005 Ford Crown Victoria Police Interceptor 4.6L rear end
had a roar in the rear diff. replaced the pinion and carrier bearings roar went away then I got a whine that was loud from 45 mph and up, put friction modifier in and now the whine is loud from 50 mph to 60mph then gets very faint. after putting in the FM i dr...
2012 Ford F-250 Super Duty King Ranch 6.2L cruise VIN: 1FT7W2B68C
Hi all, I need some Ford expertise here... I have a customer with a 2012 Super Duty work truck that they deleted the cruise and paid money to do it! So, now because of the distances they drive to locations around here they want cruise. I've been doing some res...
2001 Honda Odyssey EX 3.5L fuel gauge VIN: 2HKRL18611
The fuel gauge will work most of the time. It regularly sticks at empty with the low fuel light on. sometimes you can cycle the key and it will begin to work but it will always start working after driving a few miles. I followed the test in all data and have 4...
2007 Honda CR-V EX 2.4L Surge VIN: JHLRE38767
Hi guys! This thing has a shudder/misfire??? sensation rite before the 3-4 shift. spark plugs were replaced recently for maint, i cleaned the throttle body recently in attempt to fix this problem. I see no misfires on scan data. i unplugged egr valve and no ch...
2003 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GW48S13
The truck came in with a code for slow responce on both up streem sensors. Ran a fuel system cleaning on the truck. About a week later the engine light came back on for a slow responce during cat moniter so we replaced B1S1 o2 sensor. now the code p0135 keeps ... Trouble codes: P0135
2003 Jeep Grand Cherokee Limited 4.7L Air Bag VIN: 1J4GW58J33
Hey all This jeep has the air bag light on, code is passenger squib #1 shorted to battery. Following procedure I've test to the air bag with module plugged in, air bag disconnected and key on. I get 20V on squib #1 and 8v on squib #2. grounds test OK. Anyone k...
2011 Jeep Wrangler Unlimited Sport 3.8L Air Bag VIN: 1J4BZ3H17B
Need some advise from Chrysler/jeep guys. All data doesnít have much on 2011 jeep yet. This is a right hand drive mail carriers vehicle. Has DTC B1B02 (driver side squib ckt)as an active code. Versus will only display codes on this one. Customer states are com...
2005 Kia Sorento EX 3.5L Surge, MIL Lamp on VIN: KNDJD73315
?? Thanx for lookin' can't find any info in archives or mitchell for code p1330 timing control. Our solus pro trouble shooter says could be open in power or ground between "rom change tool" and pcm?? Anyone know where that is or how to test it.. previously the... Trouble codes: P1330 (Timing control)
2006 Kia Amanti 3.5L MIL Lamp on VIN: KNALD124X6
car came in with p0447, tested for 12 volt at valve connector ok. checked for short to ground on pcm ground controll wire ok checked for short to power on ground wire ok as well. replaced ccv valve and light came right back on except now p0448. makes no sence ... Trouble codes: P0447, P0448
2007 Kia Amanti 3.8L Electronic VIN: KNALD12597
hello everyone we have a little problem in our hands , this car had the transmission fluid service at another shop and is in my bay and with not much info at hand i need some help with this... car has multiple codes po755, po765, po770, po750 , po760 and a po7...
2003 Mini Cooper 1.6L Ignition VIN: WMWRC334X3
Hello, Thank you for your time reading and responding to my post. This little Mini starts and runs just fine but when you turn it off and take the key out and the eng is still running. Stall the engine, the dash, P/S pump are still on and the blower turn off. ...
1999 Mitsubishi Eclipse Spyder GS 2.4L balancer shaft VIN: 4A3AX35G5X
Need some help on the bearings for the balancer shaft,this is the left shaft which is to the rear of the block.This shaft is hard to turn , like possible bearing problems.Previously on a different mitsu I have sucessfully replaced these bearings and even have ...
2004 Mitsubishi Galant ES 2.4L No Start, cyl #1 spark only VIN: 4A3AB36F44
every thing done under repair history. any help will be appreciated. found same symtums in archives, spark on #1 cyl only, but did not list a fix. thanks in advance
1978 Nissan 280Z 2.8L fuel gauge no start VIN: HLS3043050
Hi vintage datsun tech's, sorry up front but this is all I have, car died whiel driving and was a no start,no brake warning light and no fuel gauge, tested ign' switch good,started to test ign' relay and the car started and now runs,let car run for a long time...
2002 Nissan Altima S 2.5L Line pressure VIN: 1N4AL11E12
Customer purchased vehicle and drove it around the first day, and parked at his house. The following day the car wouldn't start. The car was towed - 1 mile from customer's house to our shop, with a tow rope. We found a bad connection on crankshaft position sen...
2009 Nissan Murano LE 3.5L Misfire VIN: JN8AZ18WX9
Hey guys, I definitely need some help on this one. The car came in with a slight misfire @ idle only and no CEL and no codes. While I was looking at the missfire counter I noticed #3 has quite a few missfires and after it idled for a while it set a code for #3... Trouble codes: P0303
2003 Toyota Matrix 1.8L No Start VIN: 2T1LR32E23
Hey guys need your help on this friend brought his car into me and we were talking about programming modules etc. So he asked me to check his to see if his software was up to date. I use a passthru pro and I have the calibration files on disc. So I hoo...
1999 Volkswagen Jetta GLS 2.0L Cruise VIN: 3VWSA29M6X
This is my first customer that wants his VW cruise fixed. He drove from Alaska to here. Customer thinks cruise quit after changing battery in San Diego. Checked systems for codes only B+ in ABS and cleared it. Check to see if Adapt runs but it is ok. This is a...
2002 Volkswagen Passat GLX 2.8L Radio Removal VIN: WVWRH63B72
The release tools do not lock in place for radio removal. This radio uses the 4 slotted keys to remove. Does anyone know how to get the radio out with out the tools? We are replacing the heater core in this vehicle. Some of the screws that hold the instrument ...
2000 Volvo S40 1.9L vvt VIN: YV1VS2558Y
helllllllllpppppppp, this vehicle was brought into my shop already disassembled, no marks were present on timing components. cams have slipped and we do not have any reference points, nor do we have the factory tool!!!

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2005 BMW 320i 2.2L MIL Lamp on
Thanks guys the owner decided to tow the car to the dealer today so we missed out on the opportunity to dig any further. Thanks all the same. Trouble codes: 2A67, 2A6B.
2007 BMW 328xi 3.0L position switch VIN: WBAWV53597
yes. fellows.. this one is fixed thank for rhe info.i opened the trans cover and yes a plastic part ot the switch was broken this has a cyl. that got separated from the plastic part replaced and car started thank you tll. next one
2003 Chevrolet Silverado 1500 5.3L Misfire, MIL Lamp on VIN: 2GCEK19T33
well i finaly got this truck back in the shop. cleaned the injectors helped some but #1 still misfiring did a static compreshion test about 15 lbs low running test compreshion was varing as much as 45 lbs found bad valve spring still need to replace spring an... Trouble codes: P0300, P0301.
1997 Chrysler Sebring LXi 2.5L spark VIN: 4C3AU52N0V
thenks for all your help, after checking everything out the outcome was no coil triggering i put a pcm in and needed to replace the distributor as well
2000 Chrysler Sebring LXi 2.5L Starting VIN: 3G3EL55H5Y
Thanks for all the replies what a nightmare this was we disconnected every module and sensors checked power and grounds so we dicided to remove the cluster as I took the front panel off I disconnected the fuel range display so I could remove the panel and ever...
2005 Chrysler Town & Country (Van) Limited 3.8L MIL Lamp on VIN: 2C8GP64L95
Hey guys, We took the van back to the muff. shop for the 3rd time and they put a different cat on it not really sure what kind it was, but the o2s werent mirroring each other anymore. everybody's happy,even me.When they follow each other for longer than pcm pe... Trouble codes: P0420 (Cat inefficient).
2007 Chrysler Sebring 2.4L MIL Lamp on VIN: 1C3LC46K67
Well so far so good.After review of input from several members we did a very close check of the wiring and couldn't find and y problems and the crank sensor had already been replaced with a chrysler one we decided to replace the pcm as the one crank code was a... Trouble codes: P0300 (Missfire detected), P0315 (No crank signal learned), P0335 (Crank sensor circuit).
2001 Dodge Stratus R/T 3.0L no start VIN: 2B3AG52H61
Thanks for all the replies, Ended up finding oil seeping out of the distributor, replaced it with a reman unit and runs good again, It had spark before but a lot better with a new coil. Weird that it went after replacing valve cover gaskets.
2009 Dodge Charger SE 2.7L starter VIN: 2B3KA43D19
Well I call this Charger fix, The Grounds to electronics was the problem, I clean up grounds on RH inner fender and and also LH of engine compartment and that fix this Charger, This car only starts and run fine if key was on, and jump the starter relay if ambi...
1993 Ford F-150 XL 5.8L Poor Idle Quality, Hesitation, Poor Fuel Economy, excessive idle speed VIN: 1FTEX15H3P
I recieved many replies on this one. Most pointed to a vacuum leak, which this truck did not have. I did replace the IAC valve with a good used one and that helped somewhat but did not fix all of the idle problems. The customer has declined any further diag...
2001 Ford Explorer Limited 4.0L Misfire VIN: 1FMZU75EX1
thanks for everyone who commented. after checking intake for vacuum leak nothing was found. problem was only current after vehicle sit over night so decided to let car sit all weekend and pulled #4 cylinder plug. plug was saturated with antifreeze. Trouble codes: P0304.
2001 Ford E-350 Econoline Club Wagon XL 6.8L Misfire VIN: 1FBSS31S81
finally have this vehicle running properly. the problem was caused from a faulty ignition coil on # 4 cyl. not sure why it only misfired when in park and netural and ran fine when in any other gear or under load. found it by unplugging each coil one at a ti...
2005 Ford F-350 Super Duty King Ranch 6.0L No Start, Stall, MIL Lamp on VIN: 1FTWW33P15
Found IPR Valve Stuck open again. This is due to faulty oil filter on engine. Wrong oil filter did not allow oil to be filtered, and therefore allowing metal shavings get to the ipr. Replaced oil filter and ipr again. Vehicle runs great. Trouble codes: P2286 (Injector Control Pressure Sensor Circuit High).
1999 GMC K2500 Sierra SLE 5.7L Cuts out, Stall, Misfire, MIL Lamp on VIN: 1GTGK29R7X
This one is fixed!! Thank you to all who replied. This one was probably not a typical problem. The single grey wire from the VCM to the ignition module was flexed and shorted to another wire below the brake booster. It fried the computer and two more that I in... Trouble codes: P0141, P0758, P1351.
2005 Honda Element EX 2.4L No Start VIN: 5J6YH28665
After reading the responses I was able to locate a test chart for the immobilizer. The green light was NOT illuminated on the dash. It was at times. This vehicle was involved in a heavy collision before this customer purchased it. After removing the steering c...
2000 Jeep Grand Cherokee Laredo 4.7L MIL Lamp on, High Idle; P1294 VIN: 1J4GW48N4Y
Thanks so much all who helped. This organization is super! As I suspected the shop that fixed the fuel injection really did not want to diagnose and fix a problem as a return (for free) that it had no hand in causing. That shop is competent and was just a v... Trouble codes: P1294 (Soemtimes Thrown).
2004 Land Rover Range Rover HSE 4.4L Steering Angle Sensor VIN: SALME11424
Thanks for the replies. Turns out My Autodiagnos is not strong enough to program a new angle sensor, although it has a function for calibrating. Sent to dealer to have programmed, truck is fixed.
1988 Mercedes-Benz 560SL 5.6L Charging VIN: WDBBA48D9J
After verifying ever wire between the alternator and instrument panel we installed a new alternator which seems to have been the problem. The company that sold the alternator bench tested it 5 times before it showed a diode thgat was intermittantly not turning...
1996 Mercedes-Benz C220 2.2L No Start VIN: WDBHA22E9T
well guys this one is running like a top.thanks to all who replied.after getting spark fuel and drive authorization back and still no start I went back to basics and discovered that the schematice of coil position on mitchell is upside down and my fireing orde...
1999 Mercedes-Benz CL600 6.0L trunk lid VIN: WDBGA76G9X
Hello MB Techs The close assist was not working correctly, that is why the trunk lid did close tight, after checking the vacuum pump, we found it that was not working intermittently, replace the vacuum pump and the problem was solved. Thanks a lot for all the ...
2003 Mercedes-Benz S500 4Matic 5.0L Suspension VIN: WDBNG84J63
IATN is pressing me to close this post. When the customer returns we will fix it and post the results. We had several replies, but nothing was suggested that had not already been tried. We will monitor the ADS when driving the car. This car seemed to drive...
1999 Mercury Cougar 2.5L 2-3 And 3-4 Shift VIN: 1ZWFT61L9X
Thanks to all how replied you confirmend what I was thinking the trans has internal problem needs to be pulled and torn down waiting for custmer to decided know its can be so dificult when they come in on the hook and dont know the history you put in a engine...
1992 Plymouth Grand Voyager LE 3.3L stuck in limp in mode code 42 VIN: 1P4GK54R9N
thanks guys didnt fix vech. Checked back of dash for bad solder prob. was ok a guy in anchorage suggested checking for a plug wire routed too close to the main harness, didnt pan out. dont have the original part no. for TCM found a Tcm in a 94 that one set a ...
2002 Pontiac Grand Prix GT 3.8L Air Flow VIN: 1G2WP52K12
Thanks for all the replies. It took some time for the customer to free up the car one more time, but it ended up the heater core had a matting of dirt across the front of it. So half of you hit it right. Others recommended a low freon charge. While the fre...
2007 Pontiac G5 2.2L speedometer VIN: 1G2AL15F27
The fix for this vehicle was reprogramming the Transmission Control module(TCM)as most of you recommended.I reprogrammed the TCM from the AC Delco TIS2 Web.Using my laptop hooked to the Tech2 which was hooked up to the DLC,I reprogrammed the TCM.When programmi...
2004 Saab 9-3 Arc 2.0L Alarm VIN: YS3FD75Y04
We removed that battery from the suspect remote and are waiting to see if he has any further problems. So far, so good. Evidently it can be caused by bad door modules that cause the panic alarm to set, bad switches or bad remotes. The customer has agreed to...
2004 Saturn Vue 2.2L MIL Lamp on VIN: 5GZCZ23D04
Sorry everyone for taking so long, but I've been waiting for the customer to return and so far has not. Really think the canister needs to be replaced with another vent valve, but cant do it without a car. If someday it darkens my door and I get to the botto... Trouble codes: P0455.
2007 Toyota Corolla S 1.8L heating VIN: 2T1BR32E47
Most of you guys had this diagnosed properly. The problem was air in the system. I purchased an air lift system. After following manufacturer's instructions, problem was cured. Thanks for all the help!
2009 Toyota Camry XLE 3.5L MIL Lamp on VIN: 4T1BK46K49
Group, Sorry for the late closing and thank you to those that responded. Most of you suggested that we recheck the camshaft timing and that will be our next step. However, we have not been able to get the customer to return with the vehicle. They have said ... Trouble codes: P0016 (Crankshaft position - camshaft position correlation Bank 1 Sensor A), P0017 (Crankshaft position - camshaft position correlation Bank 1 Sensor B), P0018 (Crankshaft position - camshaft position correlation Bank 2 Sensor A), P0019 (Crankshaft position - camshaft position correlation Bank 2 Sensor B).
1997 Volkswagen Jetta GL 2.0L No Start VIN: 3VWWA81H4V
Sorry for the late closing and thank you to all who took there valuable time to respond. We actually still have this vehicle in our parking lot. [ Probably will end up owning it, Oh Boy !!! ]We felt through our testing and based on the information provided tha... Trouble codes: P0341.
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