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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for January 5, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2005 Audi A6 Quattro 3.2L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WAUDT74F95
ok when this car came in i swapped coils and plugs to other cylinders and car hasen't misfired yet also checked for vacuum leaks with both carb cleaner and butane none found.then i removed intake runner sensor connector to check for power i only get 5 volts at... Trouble codes: P2006, P0304, P0430, P1050, P2014
1984 BMW 318i 1.8L Poor Idle Quality, Stall
Every 2-3 days...ALWAYS when the customer has vehicle, intermitently, coming up to stops, at operating temp., engine dies. Customer states, will start back up, but only if they hit the gas pedal. This thing NEVER has done it here. Ok, the replaced items...in t...
2001 BMW X5 4.4i 4.4L Charging VIN: WBAFB33501
We just did timing chain job on the truck. Ever since the battery light is on. We check the charging system with our snap on tester and its charging around 14V. we checked the alternator fuses - ok. decided to change the alternator with aftermarket, no change....
2002 Cadillac Eldorado ETC 4.6L Cuts out VIN: 1G6EC12962
Customer has brought vehicle in a few times over past 2 years complaining of an intermittent stall. Every 5,000 to 8,000 miles this will happen and will lose multiple power sources (dash lights, engine, headlights, radio) and alternator light comes on. Clock s...
2001 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC52451
Car was towed in with a no start and no check engine light on at all tryed to check for rpms and can not get the scanner to turn on checked all fuese and founded one not good replaced it and scanner came one but can not lenk to the PCM tryed three scanner and ...
2006 Chevrolet Malibu Maxx LTZ 3.5L No crank No Comm VIN: 1G1ZU638X6
Called in for a no crank no comm from pcm. PCM is the last module in line on the bus. Customer stated that the vehicle came in with the ground wire to the pcm burned out and the ground pin in the pcm pulled out with the connector. He then purchased a new conne...
1997 Chrysler Sebring JXi 2.5L No Start VIN: 3C3EL55H0V
Car orginaly had extended crank. Now will crank but not start at all. Have no injector pulse and no spark. Check for 8v ref and ground, both good. Back probed PCM at Cam and crank signal. Cam swithes 0v to 5v while cranking. Crank stays at ov. Replaced crank s...
2007 Chrysler PT Cruiser 2.4L MIL Lamp on, Poor Shifting. VIN: 3A4FY48B57
Hello everyone. This PT is back. SES light on, with codes P0123 and P2074. It was here about 2 months ago for the same concern, and I found the TPS out of spec, but just barely. Replaced the TPS and sent it on its way. It was fine till last night, where the sa... Trouble codes: 0123 (TPS high voltage.), 2074 (Map sensor/TPS corr/Vac Leak Detected.)
1994 Dodge Grand Caravan ES 3.8L 2-4 soliniod(code 42) VIN: 1B4GK54L4R
ok guys this one is making me doubt myself,please read carfully,this one will go into limp in and throw code 42,it may go 3 days or 3 feet,have run the test for 42 several times,in the end says replace TCM,i have ohm'ed the wireing,load tested with a head lamp...
1998 Dodge Ram 1500 Laramie 5.2L Battery VIN: 1B7HF13Y1W
Have chased draw to 50Amp Battery fuse in the PDC. Followed every circuit and removed power @ Junction block. I have disconnected radio, alternator, verified vanity & glove box lights off... I have no clue and this is not a great way to start 2012... I NEED A ...
2000 Dodge Ram 1500 Laramie 5.2L Pump,lines,box VIN: 3B7HC13Y9Y
The truck had the original pump for at least 100,000 miles b4 it went, replaced with a new unit with the resivoire attached.It was fine for 2 weeks then started to loose assist on turns while decell and at at a stand still with motor @ idle. It works fine if y...
2001 Dodge Stratus R/T 3.0L no start VIN: 2B3AG52H61
Car came in with a oil leak, replaces valve cover gaskets, car started but was misfiring. replace plugs and wires, now the car wont even start. It has spark and the plugs are soaked with fuel. Check timing and cap and rotor, no differance. I'm posting this for...
2003 Dodge Sprinter 2500 2.7L Leak VIN: WD2YD642X3
This Sprinter leaks fuel (I think) out the top cover on the high pressure pump, only when its sitting outside overnight, and when the engine is cold yet. This is a cover held down by 4 bolts. Question is if this has a replacable seal, or if the bolts can work ...
2003 Dodge Grand Caravan Sport 3.8L Starting VIN: 2D4GP44L23
Vehicle was towed in back at the first of OCT.for a No Crank.The Boss jumps on it replaced the starter and battery ,same thing no crank, so he ask me to take a look at it pull the relay and jump it cranks over so he replace the relay still no crank, so now he ...
2004 Dodge Sprinter 2500 2.7L Steering VIN: WD5PD74434
truck came in with steering jerking back to center. had aftermarket rack installed so we replaced with a new dealer rack. Aligned and all was good. now its back with hard power steering. we drove it and it seems tight but not hard. The customer says they used ...
1986 Ford Bronco Custom 5.0L Transmission VIN: 1FMDU15N2G
Tranmission was sent to me from a cust. In a box i rebuilt trans sent it back. The truck was sent to me with a shift problem. I test drove and found it would not shift out of 1st gear. I adj. The tv cable still no shift. So i removed trans took it apart. Could...
1989 Ford F-150 Custom 4.9L electrical VIN: 1FTEX15Y7K
hello got a pre obd2 truck came in on the hook died while driving inital tests found good spark good fuel pressure 55 psi low fuel volume clogged filter weak rail pump replace both also replaced battery with new terminals and starter both were weak from consta...
1994 Ford F-150 XL 5.8L Misfire VIN: 1FTEX14H4R
I have an odd situation here. Our customer is a farmer and of course lives in the country. He parked this vehicle after harvest this fall and it ran fine. He tried to start it the other day and could get it to start but not running good and would stall when he...
2002 Ford Explorer Eddie Bauer 4.6L high idle VIN: 1FMZU64W62
I am not sure where to go with this one. It came into my shop with a compliant of high idle. It had the engine replaced about three years ago at another shop. The guy said it has been doing this for awhile. not sure how long. In park the idle is at 1500rpm and...
2003 Ford Ranger Edge 3.0L A/C Compressor VIN: 1FTYR44V13
Customer brought vehicle to me because kept having to jump start his vehicle after sitting for about 2 weeks. Checked vehicle for parasitic drain and found that vehicle had a 750ma drain after all modules powered down. Traced drain to satellite radio system. D...
2004 Ford Explorer Limited 4.0L Programming VIN: 1FMDU75K14
2006 Ford Five Hundred SE 3.0L gen light VIN: 1FAFP23186
I have an issue with a generator light coming on intermittently and setting a code P0622 Generator Field Circuit-car belongs to an elderly gentleman who travels out of town a lot-first time he came in the generator light came on and car eventually died-towed i...
2007 Ford Edge SE 3.5L heater performance VIN: 2FMDK46C07
i have this edge that the heater gets warm but not hot, actually gets a little cooler after vehicle warms up, i have checked heater core, flushed and both hoses are hot, really my question is, has anyone had problems with the blend door or switch, this is manu...
2005 Honda Civic EX 1.7L No Start
Hope someone has some insight with this one. So car is driven in w/ complaint of lack of power and noise under car. After about 5 minutes we concluded that the noise was a broken catalytic converter. While diagnosing w/ a stethescope, one of the techs feathere...
2004 Hyundai Sonata GLS 2.7L 2.7 Engine VIN: KMHWF35H44
Thanks for reading, and any answer. Has anyone ran into this problem, where the oil is leaking out a hole, towards the firewall right side of block, an inch or so from where transmission mounts up about half way on the block. Question is it the rear main seal...
1993 Isuzu Trooper S 3.2L Clutch VIN: JACDH58V7P
Greetings and Happy new year all. Working on a 93 trooper MT. Customer complaint of "vehicle will not go into gear". Vehicle towed in. Well vehicle went into gear fine but would not move in any gear. Determined that the clutch was slipping to badly to move veh...
2008 Jeep Grand Cherokee SRT8 6.1L headlights VIN: 1J8HR78338
Hello all, We just replaced the headlamp assemblies with the customers own after market parts, switched over the module on the bottom of the right side & self adjusters & the electrical chips on the sides,the new ones came with a new wiring harness that looked...
2004 Lexus GX470 4.7L speedometer VIN: JTJBT20X84
My wife's 04 Lexus GX470's speedometer is not working. It's stuck on zero. I tried tapping on the dash but still nothing. The odometer advances the mileage correctly, there are no trouble codes or check engine light. The scanner shows the correct MPH while dri...
2009 Mazda 3 Mazdaspeed 2.3L Excessive Emissions, Poor Fuel Economy, MIL Lamp on
He Everyone, I will update with the vin in the morning as I am at home and do not have it with me. I have the mazdaspeed here that is setting this p2188 code. Customer complaint is of engine light and black smoke. There are zero modifications to the car. Ver... Trouble codes: P2188
1999 Mercedes-Benz CL600 6.0L trunk lid VIN: WDBGA76G9X
Hello MB techs The trunk lid on this car closes fine with close assist, but after trunk lid is closed there is a gap, my question is: it is possible to make any adjustments to make the lid close tight? Thanks in advance
2007 Mercedes-Benz S550 5.5L No Start VIN: WDDNG71X07
Inittialy came in for fault codes with camshaft timing, found timing chain idler gear wore down. So followed with r&r of engine. After engine installed cranked car, and unfortunatley, wrong timing marks were used so bent valves. Removed engine again and pulled...
2001 Nissan Maxima GLE 3.0L Poor Idle Quality VIN: JN1CA31D01
Replace IAC motor due to coolant contamination. Replaced PCM due to burned internal electrical failure. Physical damage to circuit board. Installed used PCM and new IAC motor. Does have fast idle at times when cold. Will not idle when warm. IAC goes fully clos... Trouble codes: P0139 (O2 signal slow B1S2), P0138 (O2 signal slow B1S1)
2008 Nissan Versa S 1.8L key VIN: 3N1BC13E48
im at lost here we have this nissan in here custemer lost key we have the autoscan and should be able to register the new ordered key is a 2 part key "intellence" any way inserting the macanical part of the key it wount turn the lock assemply going into the bc...
2002 Pontiac Grand Am GT 3.4L Misfire, MIL Lamp on VIN: 1G2NW52E02
I have had this car for a while now and im out of ideas. Has a random mis code and 1 is the worst also 2 and 5 but they were only missing 2-7 times verses 335 that cyl 1 was showing. It doesnt appear to leak coolant and if it were only number 1 I would probabl... Trouble codes: P0300 (Random mis)
2004 Pontiac Grand Prix GT2 3.8L No Start, Stall VIN: 2G2WS52244
hey guys, This car originally came in with a stalling issue while going down the road. With the car running i tapped next to the ignition switch and the car stalls, so i changed the switch and sent the car. The next day the car came back for cranking no start... Trouble codes: U1096
2006 Pontiac Torrent 3.4L headlights VIN: 2CKDL63FX6
Thanks for the help in advance. I have an 06 torrent with a 3.4 l. It dims the headlights upon acceleration. Kinda backwards i thought. Battery tests good, as well as starting and charging system are working. Alternator is about 15 months old and pushing 14.6 ...
2007 Pontiac G5 2.2L speedometer VIN: 1G2AL15F27
This vehicle wouldn't shift gears.Scanned with tech2 and TCM wouldn't communicate.Checked Pin30 IGN 1 voltage,Pin31 B+ and pin49 Ground.All good.Replaced TCM with a used module.Now have communication with TCM.Car still won't shift and Power steering control mo...
2001 Toyota Celica GT 1.8L MIL Lamp on VIN: JTDDR32T11
Does anyone know what the normal grams per second MAF reading is for this Celica. I would like it for idle speed, and for 3 thousand rpms if possible. The car runs fine but customer is a nit picker, and also VERY cheap. thanks a ton.
2002 Toyota Sienna CE 3.0L MIL Lamp on VIN: 4T3ZF19C92
intermittently, about every 100-200 miles this van will set codes for all 6 igniters failure codes with no symtoms that I experienced, although the customer had stated previously that the van did spit and sputter when this had accurred, I experienced the MIL l... Trouble codes: P1300, P1305, P1310, P1315, P1320, P1325
2006 Toyota Sienna LE 3.3L No Start VIN: 5TDZA23C36
I have this Sienna van that won't start. When the key is turned on the cooling fans instantly come on. There is no communication with the PCM and the CEL does not come on when the key is turned on. Customer states that tis has happened one other time, waited 1...
2011 Volkswagen Jetta SE 2.5L Air Filter VIN: 3VWDZ7AJ5B
Hi everyone.i need to know the air filter location on this car.don,t want to tare anything up trying to find it.nothing on alldata or identifix.thanks for any help
1998 Volvo S70 GLT 2.4L Excessive Emissions, Hesitation, Misfire, MIL Lamp on VIN: YV1LS564XW
This vehicle misfires+runs rough when starting hot only. It runs smooth when started cold. It also misfires at idle after stopping. Runs good under acceleration. Has intermitant misfire codes but always misfires at idle when hot. As you can see from the repair...
2005 Volvo S80 2.5T AWD 2.5L timing belt VIN: YV1TH59205
Hello fellow techs. I 'm looking for some advice on timing belt replacement on this 2.5l volvo s80. My mitchel on demand is very vague on the procedure. All we are doing is just the timing belt, water pump, and tensioner replacement. What i was wondering is if...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Audi A6 Quattro 2.8L MIL Lamp on VIN: WAUBA24B7X
The customer declined replacing the vct sol assembly. thanks for all the help. Trouble codes: P1519 (Bank 1 Camshaft Adjustment Malfunction).
2001 BMW 330Ci 3.0L MIL Lamp on VIN: WBABS53471
Thanks to all that replied, Randy,Rasoul,Victor,Jerry, and Ben had this one nailed down, The oil separator was the culprit. It looked Ok, However, there must be some internal issue with it, New one installed and "DONE DEAL" Thanks for all the help. JMS Trouble codes: 0XF5, 0XE4, 0XE3.
2001 BMW X5 4.4i 4.4L Engine VIN: WBAFB33501
We finally fixed the timing on this truck. Fedrico from California nailed it. Here are the instructions he gave us. "After locking the crankshaft at TDC, the camshaft alignment tools (P/N 90 88 6 112 440) are placed on the square blocks on the rear of the cams...
2005 BMW 325xi 2.5L No Start VIN: WBAEU33455
temp here got below 20F car would not start no fuel pressure, power and ground ok. wave form looks bad. replaced fuel pump and took new waveform normal. 50psi. i put before and after pictures of waveform in knowledge base.
1994 Chevrolet C1500 5.7L Electronic VIN: 1GCEC14K6R
Thank you all for your assistance in fixing this problem. The EGR plug was plugged into a loose harness connector. My tech had told me that when the vehicle's motor was exchanged, the vehicle had no no plug to the EGR solenoid. So off I went to every other...
2000 Chevrolet Malibu LS 3.1L Poor Idle Quality VIN: 1G1NE52J9Y
finally guys the madness is over. Remenber guys did it i tell you the car is coming from another garage well this end up to be the throttle body gasget they replaced the gasget and used the incorret one.The one they used was covering the air passagge not al... Trouble codes: P0650.
2002 Chevrolet Venture LS 3.4L Passenger side axle seal leak VIN: 1GNDX13E22
After lots of good ideas we verified that the leak is just one of those odd problems. After pricing a new housing we elected to replace the transmission with a GM reman due to the mileage. Thanks for all the good ideas.
2003 Chevrolet Tahoe LS 5.3L Headlamps VIN: 1GNEK13T03
Thanks for all the help. The fix ended up being from a tsb PIC4812. I could'nt find in alldata it took some digging to find it and most of the ones i found all were different numbers.basicaly what you do is put a termnial in the D postion of the four cavity c...
2007 Chevrolet Suburban 1500 LT 5.3L No Start
Thanks for all your help. I decided to follow Michaels advice and check all powers and grounds to the BCM after doing so I called the dealer for a new BCM which they had on the shelf (usually a good sign that there are issues with them) Installed BCM programme... Trouble codes: B0790, U0140.
2010 Chevrolet Silverado 2500 HD WT 6.0L airbag VIN: 1GC4KVBG2A
Thanks for all the advise. Problem was water laying on floor boards and the wire harness had rubbed through and was shorting out causing fuse to blow. Also had to replace module due to grounds being corroded and overheating module.Module was located in between...
2000 Dodge Intrepid 2.7L blend door actuator VIN: 2B3HD46R2Y
well after a lot of cussing, hair pulling this one is licked. Turns out that once you replace bcm and mode door actuator, and blend door actuators the actuators need to be installed back into the evap box to be able to calibrate the items. i was leaving them o...
2000 Dodge Intrepid 2.7L Stall VIN: 2B3HD46R2Y
Sorry about delay, wanted to make sure the customer was happy & all was fixed. Thanks for all the replies. The egr valve was the culprit. It seemed to be sticking under accel & wasn't closing completely when come to stop. Re-start it would do fine. Never had o...
1997 Ford F-150 4.2L No Start, Cuts out, Stall, Misfire VIN: 1FTDF1721V
thanks guys... this one is fixed and every one of youre responses played a role. after reading Tim from Virginia message i realized i was overlooking the simple things and called the owner to get more info. he told me he had drained the fuel from the tank and ...
2003 Ford Windstar 3.8L Excessive Emissions, No Start, Poor Idle Quality, Misfire, Flooding at idle
Although its not fixed partly due to customer not wanting to continue even though we won't be charging them anything I did get some good ideas from some of you. I had checked the basics and the engine has good compression and I even removed the o2 sensors to c...
2006 Ford F-350 Super Duty XLT 6.0L Surge VIN: 1FTWW31P46
Sorry I didn't close this sooner, with the holidays somehow it just got overlooked. Turns out that this vehicle had already had the turbo center section and unison ring replaced for a turbo boost problem. When I would try to hold rpm at 2000 the engine would s...
2003 GMC Yukon Denali 6.0L radio VIN: 1GKEK63U93
Leave it to modern cars to make a real dummy out of you. This truck came from the auction. As it turns out, somebody had previously had an aftermarket radio in it, then put the original radio back in before sending it to the auction. The problem is, they plugg...
2005 GMC Yukon Denali 6.0L Coolant Temp VIN: 1GKEK63UX5
thanks for the ideas, looks like the pcm is the problem as we thought. will send to dealer for replacement & programing.
1990 Jaguar XJS Classic Collection 5.3L Pulse VIN: SAJTW4842L
Apologies are due to those who replied to this help request. I am not Chris, but the shop owner from next door, Bob from Sun Automotve, who ran the help request through Chris' computer because mine was down. I later posted from my new computer and failed to go...
1991 Jaguar XJ6 Sovereign 4.0L R/F Headlight VIN: SAJHY1740M
Must be old age and bad eye sight foun a broken wire in the facia panel connector. Soldered it back up and all is well. Thank you so much for the help offered, think i need new glasses or that might create more problems.(what i don't see doesn't bother me) LOL
2000 Jeep Grand Cherokee Laredo 4.0L No Start VIN: 1J4GW48S6Y
Thanks to all that replied... It turned out to be the PCM as I thought.
2004 Mitsubishi Endeavor LS 3.8L tires VIN: 4A4MM21S64
Thanks to all, this went back to dealer. they talked her into rear controll arm bushings. I have my doughhts but we will see
1990 Plymouth Laser RS 2.0L Misfire VIN: 4P3CS44U2L
After rechecking all inputs and outputs from PCM at the PCM I have decided to try another PCM, Donald from Georgia was correct in is statement about the cam and crank sensors. Cam sensor triggers Injectors and Crank controls the coil. The best I can see is tha...
2003 Pontiac Grand Am SE 3.4L Misfire, MIL Lamp on VIN: 1G2NF52E33
The lower intake was cracked on that runner. Fuel trims never showed a vacuum leak. No amount of carb cleaner or propane would find the leak on the outside of the motor. I remove the rear valve cover and added smoke to the intake. Seen it instantly. Thank you... Trouble codes: P0300.
2006 Pontiac G6 2.4L MIL Lamp on VIN: 1G2ZF55B76
There is a big distinction between MY problem and the CAR's problem. MY problem was the reading of the failure in the data list. I aquired an ecm from another car, installed it and flashed it to match the car. TECH 2 shows the same faults. I checked AGAIN ... Trouble codes: P0420.
2002 Saab 9-5 Arc 3.0L Poor Idle Quality, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: YS3ED59Z82
He Guys The cams on 2-6 cyl head were installed in the wrong order from cylinder heads international. The fact they were switched is a bad thing for them, but a worse thing for me not to know to check before installing!!! MY BAD!!! For anyone else who ... Trouble codes: P0300, P0306, P0304, P0302.
2000 Subaru Outback Limited 2.5L clutch VIN: 4S3BH6860Y
Thanks to everyone who took the time to teach me about the outback trans leak . Here is the reason for the extra grease in bellhouseing, When the pilot bearing went bad , this allowed the input shaft to drop down allowing the trans fluid to go right into the c...
2002 Toyota Corolla LE 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2T1BK12E22
The customer acknowledged that she did not always check the oil level and likely ran the engine while low on oil. She refused any further work and traded the car in for another car. Thanks to everyone for your help! Trouble codes: P0325 (Knock Sensor), P0303 (Cylinder 3 misfire), P1349 (VVT System).
1998 Volkswagen Cabrio GLS 2.0L Poor Idle Quality, Cuts out, Stall VIN: 3VWBB81E7W
Car is fixed I went ahead and changed the throttle body as we had already ordered it. I was able to clear codes and a 30 sencond key cycle on then off was enough to relearn throttle angle car runs perfectly now. The vw diagram was clearly labled backwards but ... Trouble codes: 00750 (warning lamp open circuit), 17988 (Throttle Actuator bank one malfunction), 16487 (Mass Airflow high Intermittant).
2001 Volkswagen EuroVan MV 2.8L Shift display VIN: WV3AB47091
We scanned it for fault codes and as expected we got factory code 00293. Unknown condition multi function switch. So we ordered another switch but when we went to replace it we noticed that the contacts were corroded so we cleaned them and put it back together...
2001 Volkswagen Jetta GLS 2.0L No Start, Stall VIN: 3VWSS29M61
Sorry guys went to dealer, got the feeling the customer had no money to spare for this car, cannot work for free.Maybe the dealer will...
1999 Volvo V70 X/C AWD 2.4L abs/traction control VIN: YV1LZ56D9X
I would like to thank everyone who offered help. However i was not able to fix this one. The customer called us and said he was tired of the car anyway so he traded it in. Alot of techs said to check the toner rings and look at wheel speed signals. I think the...
1999 Volvo S80 T6 2.8L Mechanical VIN: YV1TS90D0X
For all the guys that said the crankcase ventilation could blow the front main seal... It is an old wife's tale!!! I pulled this pump and found that the front main is exclusively holding back full oil pressure of the pump on this car. It is receiving the fu...
2001 Volvo S80 T6 2.8L Poor Idle Quality VIN: YV1T890D61
I want to thank everybody that has responded it so nice to have you guy's out just waiting to help. The customer said he had a throttle body in the trunk and asked me to put it on. The idle was fine and there was no more misfire.that was all cared about and di... Trouble codes: P0237 (Boost sensor a), P0236 (Boost Sensor a), P0036 (o2 heater control B1S2), P0138 (o2 High Voltage B1S2).
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