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Prev Professional Automotive Repair Technical Discussions for October 31, 2012
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Help Request Answers
1993 Acura Integra RS 1.8L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: JH4DA9442P
only on idle, it bougs down on acceleration, timing is right, no vaccum leaks, feels like the tps could be causing this, my question is have anyone had this type on problem with the tps
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2005 Acura RL 3.5L Keyless Go/Start VIN: JH4KB16535
We recently acquired this RL for our used car dept. Everything worked fine until sales informed us the Keyless Start system wouldn't work/the knob wouldn't rotate to unlock the steering column and start the car with the remote inside. Popping the cover off the...
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2006 Audi A4 Quattro 3.2L No Start VIN: WAUEG74F46
Audi Gurus-This vehicle was a tow in- initial complaint was a no start/no crank. Customer depressed brake pedal repeately to move shifter out of gate eventually locking up the rear electromechanical brakes. Tow truck driver had helluva time getting in shop- us...
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2006 BMW 330i 3.0L ac/heater controls VIN: WBAVB33586
Problem started when heater core was replaced. Dash board was removed.Now i can hear blower motor running,but no air felt out of any ducting,(defrost,front panle,or floor).a/c compressure does no turn on only have blower speeds.On the back of a/c heater contro...
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2009 BMW X5 xDrive30i 3.0L cooling fans VIN: 5UXFE43569
Customer is whining as the cooling fan runs at full speed all the time, even when ice cold. Has trouble codes 2E82, 2E81 and 4F83. It runs fine otherwise, but the fan will not shut off of high speed until you turn it off. I've got data coming out of my ears wi...
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1986 Buick Skylark Custom 3.0L No Start VIN: 1G4NJ69L8G
I need some help here not sure of the story on this car but i do know it does not run. It will run if you replace the ignition module but unsure of why it is going bad. The parts are from AZ. When I have a good module on the car it does not run good at all, it...
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2008 Cadillac CTS 3.6L Timing chain VIN: 1G6DF577X8
Car has intermittent VERY LOUD timing chain rattle coming from Right bank (B1). I got teardown time to remove front timing cover. Removed front cover to find no broken guides or marks on timing cover from chain hitting, no tensioners fully extended, all in all...
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2008 Cadillac CTS 3.6L Timing chain VIN: 1G6DF577X8
Car has intermittent VERY LOUD timing chain rattle coming from Right bank (B1). I got teardown time to remove front timing cover. Removed front cover to find no broken guides or marks on timing cover from chain hitting, no tensioners fully extended, all in all...
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1996 Chevrolet S10 LS 4.3L Horn VIN: 1GCCS19X6T
Thanks to everyone in advance my question is somewhat simple,how does the center shaft for steering wheel(the one that rotates)get its ground mitchell shows a blk/wht wire,have found this wire and verified good.what is going on is the power for the horn thru t...
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1996 Chevrolet Blazer 4.3L Stall VIN: 1GNDT13W8T
Hey group i need some directions on this one! all the data seems ok when i look at them with my scanner! but i think i miss something! cleaned the throttle body no change. Performed a wiggle test still the same.is there anything common on this s10.! i think th...
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2004 Chevrolet Classic (Car) 2.2L Remote Keyless Entry
Friends, when programming GM Remote keyless (RKE) entries after replacing the BCM the question comes up. Is the thingamajig internal or external, does anyone know how to tell? This came up on a 04 Classic/Malibu and I may have screwed up the BCM I tried "inter...
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2006 Chevrolet Cobalt LS 2.2L Poor Idle Quality VIN: 1G1AK15F86
I seem to have no problems except with the idle. I can not get it down. It idles at 1800rpm. No vacuum leaks found internal, or external. It's a drive by wire or TAC system. I compared all readings with a new APP/throttle body, and everything matched perfectly... Trouble codes: P0106 (MAP or BARO pressure ckt. out of range.)
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2004 Chrysler Pacifica 3.5L starter intermittent VIN: 2C8GM68484
intermittent no crank, apparently when it acts up it just clicks like the solenoid is sticking. has reman starter installed. I havent been able to verify this yet. it has started 60 plus times, so far it starts every time. voltage drop tested grounds and pos c...
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1996 Dodge Dakota 3.9L Mechanical
Hello Techs, This Dakota has no brake fluid flow to the rear brakes. I tried bleeding both front brakes with no luck. Would like to know what other options I have for centering the proportioning valve?
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1998 Dodge Grand Caravan SE 3.3L Stall VIN: 1B4GP44RXW
Thanks to all who are reading this post! This vehicle will start and run for about one second before stalling. It appears that we are losing the drivers in the computer because it stops firing. We also lose injector pulse. We have checked the cam and crank s...
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2007 Dodge Magnum SE 3.5L heater VIN: 2D4FV47VX7
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2008 Dodge Caliber SE 2.0L Heater Performance VIN: 1B3HB28B38
I'm stumped. The complaint on this car is when the customer turned heat on and only worked for 10 minutes, heats work on and off . Sometimes when heat is on and going up a hill or hitting bumps the heat starts blowing cold air (started two weeks ago). Ok, the ...
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1999 Ford Windstar SEL 3.8L Starting VIN: 2FMDA5348X
I had posted this one earlier, and just got a message from the customer that it has finally acted up again. It was a No Start No Crank, Theft Light Flashing Boost started it and it Starts. this has me a little stumped looking at the diagrams and am a bit lo...
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2000 Ford Ranger XL 3.0L No Start, Cuts out VIN: 1FTYR14V1Y
This vehicle sounds like it wants to start, when you crank it over it almost starts then shuts off. The funny thing is if we disconnect the mass air flow sensor it starts and runs. If you plug in the mass air flow sensor connector and it is already running it ...
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2006 Ford F-350 Super Duty XLT 6.0L Misfire VIN: 1FTWW31P26
This 05 PSD 6.0 has an unusual thumping, poping or barking out inlet ducting at idle. It is much more noticable with inlet duct off manifold elbow (straight from manifold) the noise makes me think inlet valve not sealing. I have an IDS and have performed injec... Trouble codes: P0275
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2008 Ford Escape XLT 3.0L Transfer Case VIN: 1FMCU93128
I have this Escape that feels like it's binding up around tight turns.While turning in circles in a parking lot the SUV bogs downs like something is binding up and the rear tires want to break loose or hop.I have measured all 4 tires and they are with in a 1/4...
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2008 Ford F-550 Super Duty XL 6.4L Unknown VIN: 1FDAF57R98
Vehicle was towed to shop after it had died on the highway. Has reduced power message. Scanned with the following codes: p252F-Engine oil level too high p1260-Theft detected, vehicle immobilized p0703-Brake switch B circuit p162E-internal control module PTO co...
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1999 GMC C3500 Sierra SL 6.5L Clutch, hydraulics VIN: 1GDKC34F9X
Having a tough time with this clutch. Dumptruck that sits for extended periods of time. Over the last couple years it's had difficult engagement, we bleed system, & its fine for awhile. This year again bled/flushed system, back 1 week later with difficult/no e...
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2006 Hyundai Sonata GLS 2.4L Hesitation, MIL Lamp on VIN: 5NPEU46C36
I replaced a heater core in this car last week due to being clogged. Job went pretty good considering it was a Hyundai. However, I now have some issues that have come up. When the car came in initially, the owner complained of a check engine light. I scanned t... Trouble codes: P2127 (TPS/APS E circuit low), P2110 (ETS System Malfunction)
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2007 Jeep Liberty Sport 3.7L Misfire VIN: 1J4GL48K07
this jeep is misfiring on cylinders 2 4 6 all on the right bank. the only time I have seen the check engine light start flashing is coming down a hill on decel I have never felt a misfire under load.I have replaced the spark plugs they were worn out. I have ch... Trouble codes: P0300
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2008 Kia Sportage LX 2.7L Mechanical VIN: KNDJF72358
We are trying to change a timing belt and can not find the info or if we need special tools.The dealer is not willing to supply info.Wondering if anyone knows where we can look beside alldata. Thanks so much
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2004 Land Rover Discovery SE 4.6L Door Locks VIN: SALTY19464
Customer states that the door locks quit operating at one time. All doors inoperative except the drivers door that you can insert a mechanical key in. If you open the drivers door you can lock it with switch on the dash. It will not unlock any of the doors. Yo...
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2000 Mazda B4000 SE 4.0L No Start VIN: 4F4ZR17X8Y
please help hard starts cold like flooding possible out of time but runs perfect after starting - black smoke after starting to crank and after starting till clears out. It can be shut of after clearing cylinders of excess gas (15 - 20 seconds) then will resta...
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2003 Mazda Protege5 2.0L Engine Idle VIN: JM1BJ245X3
Engine was blown as received. It would barely run and spewed heavy smoke out the tailpipe just running it long enough to get into the repair bay. Installed reman. engine from ATK. Initial start up filled shop with white smoke and eventually dissipated. The eng...
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2005 Mini Cooper S 1.6L brake lights VIN: WMWRE33465
Brakes lights are not functional.Center light works.Checked BCM output,have 12 volts on right rear until loaded then 0 volts.No voltage to left rear at all.I removed BCM and fed power to the rear from the bcm plug and lights work.My diagnosis is a faulty BCM.T...
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2004 Nissan 350Z Track 3.5L Parking lights VIN: JN1AZ34D14
No parking lights, customer replaced light bulbs, still no light. Found no juice at the sockets for park light circuit. Good brake lights. All fuses are good. Could that be ipdm problem? please shed me the light. Appreciated much. Cmu.
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2005 Nissan Altima SE-R 3.5L no start VIN: 1N4BL11D65
this car came in via tow truck customer stated it quite going down road another shop scaned it said it needed cam sensors didnt fix it when i got it no codes good fuel preasure has injector pulse no fire we ohm the crank sensor appeared bad here is the odd par...
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2003 Oldsmobile Alero GLS 3.4L Starting VIN: 1G3NF12E13
Thanks to all, car towed into shop with no start. Car cranks good. found that acbfc fuse was blowen. replaced fuse car started all day long, about twenty tries. This morning on first try to start. THe acbfc fuse blew again. At looking at the BCM there is a d...
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2006 Subaru Impreza 2.5i 2.5L Cuts out, MIL Lamp on VIN: JF1GG67676
Calling all subaru gurus, We have this 06 Imprezza that is starting to frustrate me. Customer brought car into shop to have the leaky head gaskets replaced. Since the engine was at 230K we sent the heads out to the machine shop. Replaced all exhaust valves, va... Trouble codes: P0028 (Intake Variable Valve Performance Bank 2)
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2007 Subaru Legacy 2.5i Special Edition 2.5L shakey at idle VIN: 4S3BP61697
We just did the cylinder head gaskets. Just leaking oil. It started after doing the heads with the idle fluctuating but it passed after driving. My technician said doing install the t-body was really dirty. I told him not to clean it because we have had a t-bo...
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2005 Suzuki Verona LX 2.5L Hesitation, Stall, MIL Lamp on VIN: KL5VJ56L65
Hey everyone. We have a 2005 Suzuki Verona with a 2.5L. The customer has brought this vehicle in multiple times for a hesitation on accel and a stalling issue while driving and while stopped. The vehicle has 2 codes,P0176 Bank 2 too rich and p0172 fuel trim t... Trouble codes: P0176 (System too lean bank 2), P0172 (Fuel trim system too rich)
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2002 Toyota Sienna LE 3.0L MIL Lamp on VIN: 4T3ZF13C42
Evening All, Thank you for taking the time to read this! This Sienna Intermittently throws an P0420b code. When this started we first put in the three sensors, based on the mileage. Code came back in one month. Next after watching the rear O2 sensor on nume... Trouble codes: P0420
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2007 Volkswagen Jetta Wolfsburg Edition 2.5L No Start VIN: 3VWEG71K27
No Start. No Spark, Injector Pulse, Fuel Pump & No Communication With ECM. Customer Claims It Recently Might Not Start When They Stop At A Store. Restarted After It Set Awhile. Had It Towed Here Cause It Now Won't Start At All. First Thought Was Maybe Crank Se... Trouble codes: 01314 (No Communication)
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2001 Volvo V70 X/C 2.4L Door Locks VIN: YV1SZ58D11
Remote does not lock vehicle, will on occasion, lock. At driver's door, key in lock, will lock driver door only, not all doors, as designed. Interior lock/unlock does function. When individual door lock tabs pushed to lock, with door open, they pop back and u...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 BMW X5 3.0si 3.0L Battery dying VIN: 5UXFE43527
I installed an AGM GROUP 49 Battery and performed battery reset vehicle sat for 6 days and fired right up. I shipped it if anything else comes of it Ill add info.
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1987 Buick LeSabre Custom 3.8L Stall VIN: 1G4HP5132H
thank you ATN team and yes most of you were right on the target the ignition module was cutting off intermitently. thank you again you guys are the best team ever
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2002 Chevrolet Malibu LS 3.1L Starting VIN: 1G1NE52J72
yes fix new ignion switch assy just wanted to know about bypass if that will work some cars not worth the price of switch thanks all for suport allen
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2003 Chevrolet Trailblazer EXT North Face 5.3L Lbeam headlamps VIN: 1GNET16P63
Just about all said the headlamp module and a couple mentioned the fuse box unit as a whole. Turne out to be the headlamp module which is actually a solid state relay. avery deceiving name for a circuit board relay. Thanks to all!
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2003 Chevrolet Impala LS 3.8L No Start VIN: 2G1WH55K83
i would like to thank everyone and their thoughts on this vehicle.we have worked on many of these vehicles with pass lock problems that were always quite obvious.we put a passlock sensor and new bcm.we do have a tech11 so i was able to program bcm.several of y... Trouble codes: B2958, B2960, B2964, B3128.
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1993 Dodge D250 5.9L engine VIN: 3B7KE23C6P
Replaced Mechanical Fuel Lift Pump on the side of the block. It seemed to fix all problems with stalling and no acceleration. Thanks for all the replies.
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2000 Dodge Intrepid ES 3.2L odometer VIN: 2B3HD56J0Y
It appears that a BCM (body control module) was the repair for this vehicle. A used BCM was not an option for this vehicle as the mileage is burned into the BCM and can not be modified. Thanks for all of those who offered insight into this problem.
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2006 Dodge Caravan SE 2.4L cluster/radio VIN: 1D4GP25B06
hello, and thanks for the many replies! like most of your thoughts on this it had to be a bad connection, i have fixed many dodges with quirky electrical issues with batteries and terminal cleanings, but this problem was so intermittent that voltage drop test ...
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2000 Ford Windstar SEL 3.8L Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 2FMDA5345Y
Thanks everone for reading, extra thanks to Ennis, Jeremy, and Benjamin from california, Robert from Massachusetts, Terry from Missouri, and Nigel from Washington. The "new" MAF was, indeed, defective right out of the box, and skewed the same way as the origin... Trouble codes: P1121 (TPS inconsistent with MAF).
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2001 Ford Taurus SE 2-Valve 3.0L Exhaust leak VIN: 1FAFP55U81
Thanks for all the quick replies. Thank you Jake for the correct part#'s. I had called the Ford dealer before, they told me there was no gasket there, I guess that person was wrong, because Jake proved them wrong. There were lots of great responses & a number ...
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2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTRF17202
I cleaned the maf & replaced the black isolater bolts with the green ones. Problem solved! Thanks for all the info guys,hope that I can be of help to you in the future. Bill@ [...] Automotive Trouble codes: P0171 (Lean condition), P0174 (Lean condition).
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2002 Ford E-250 Econoline 4.2L Cuts out, MIL Lamp on VIN: 1FTNE242X2
Hi Folks: Truck is fixed. skip is gone. Many good ideas given. No dumb ones this time! Someone suggested unplugging an injector to see if the correct cylinder would set a misfire code. This would tell you if the cam position sensor was indexed wrong. Great ide... Trouble codes: P0340.
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2002 Ford Windstar LX 3.8L Mechanical VIN: 2FMZA51412
customer took the vehicle she needed it.will bring back.i will post if any fix.thank you everybody
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2003 Ford F-250 Super Duty XLT 6.0L Hesitation, MIL Lamp on VIN: 1FTNW21P33
Thanks to all that replied. What a great simple test unplugging one bank at a time and monitoring psi. That worked great!!! So it proved out that the problem was hi psi oil pump for injectors. Thanks Nate Trouble codes: P2290.
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2005 Ford F-150 STX 4.6L wheel bearing VIN: 1FTRF12W95
Thanks to everyone who replied. I ended up getting a complete bearing, hub, and rotor assembly from the dealer. I installed this with a new locking nut from the dealer. It has been 2 weeks. This is not really enough time to say it is fixed for sure but so far ...
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2005 Ford Escape Limited 3.0L No Start, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FMYU94145
We found a used ecu from another Escape this time no transfer of parts this time. Sent to Ford had them reprogram VIN/PATS and also reflashed PCM with new updates. Also replaced with new FORD coils. For those that have the same problem like what we had i would... Trouble codes: P0353 (p0354-), P0354 (testing and results).
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2005 Ford E-450 Super Duty 6.0L Stall
well fellow techs the 6.0 is good to go sorry for the post delay. here is a little breakdown of how she went.. 1st of course it was towed in for no start,the main question is why? after getting to the shop one of the techs on 2nd shift began diagnostics. tha... Trouble codes: P0611, P2617.
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2007 Ford F-250 Super Duty XLT 5.4L Blower Motor VIN: 1FTSX21587
Thank you for the replies !!! Checking the connector to the mode switch I found after a few pulls and tugs that the brown/ yellow wire was not completely seating in the switch. Bent retaining tab for wire re-inserted in plug and HEY it works. Thanks again to t...
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2008 GMC W3500 Forward W3S042 6.0L MIL Lamp on
Thank you for all the replies. I ended up putting the downstream O2 sensor in and it cured the rich code. It was just over the threshold for Lazy territory. The vehicle did however come back with a P0430 code, so it will be getting a convertor also. Trouble codes: P0172 (Fuel Trim System Rich Bank 1), P0430 (Catalyst System Low Efficiency Bank 2).
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2005 Hyundai Santa Fe GLS 2.7L No Start, MIL Lamp on VIN: KM8SC73D85
after rechecking the vavle timing again we replaced the pcm with a known good one and had it reflashed that did eliminate the p0340 while cranking but it still did not start. we also rechecked for restricted exhaust, fuel psi and compression all were good. tri... Trouble codes: P0335 (ckp sensor), P0340 (cmp sensor).
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2007 Hyundai Sonata SE 3.3L MIL Lamp on VIN: 5NPEU46F27
After posting this request, I reviewed some engine oiling diagrams on Mitchell. One of the fuzzy pictures showed a spool going through the filter. I was wondering why I had an O-ring left over. I had phoned the JL franchise who changed customers oil and ask... Trouble codes: P0011 (Camshaft over advanced/performance B1), P0021 (Camshaft over advanced/performance B2).
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1995 Jeep Grand Cherokee Laredo 5.2L Excessive Emissions, Poor Idle Quality, Misfire VIN: 1J4GZ58Y4S
Sorry for the late fix post, I forgot all about this one. Regarding the misfiring, the truck is fixed. All very good information for things to check. I did pull the valve cover and inspect for bent a push rod, bad rocker and sunk valve. All appeared okay, ...
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1994 Lamborghini Diablo VT 5.7L Voltage VIN: ZA9DU07P0R
Tried many sources and so far we are unable to locate a pin chart or wiring diagram from anyone or anywhere. Been talking with a very friendly and helpful rep from lambostuff.com about sensors and their part numbers, as well as how to order from their website,...
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2008 Lexus ES350 3.5L hestiation poss trans VIN: JTHBJ46G78
making arangements to go to lexus dealer for calibration check
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2003 Nissan Murano SE 3.5L 1/2 shift VIN: JN8AZ08W73
THANKS FOR ALL THE SUGGESTIONS ON THIS MURANO.TURNS OUT THAT THERE WAS A FACTORY RECALL ON THIS VEHICLE.IN TALKING TO THE SERVICE ADVISER AT MY NISSAN DEALERSHIP HE DESCRIBED THE EXACT SYMPTOMS THAT IS WAS EXPERIENCING.THE RECALL WAS THE TUBE THAT RUNS FROM TH...
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1993 Toyota 4Runner SR5 3.0L fluid level VIN: JT3VN39W6P
Well I guess its going to take a teardown to find the problem,there is a seal between the two. Customer decided to wait to see how long it takes to over fill the transfer case again. thanks for all your input.
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1994 Toyota Pickup SR5 3.0L Idle VIN: JT4VN13G5R
Hey people, what this ended up being is low cylinder contribution on #6 cylinder due to burnt exhaust valve, This vehicle ran but was not driveable so was hard to diagnose just because of the way it was running, did not even sound or seem like it had a miss of...
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1996 Toyota Camry LE 3.0L J1850vpw VIN: 4T1SK12J4R
I was able to get the car to pass and I'm blaming mechanical connectivity(if that's a word). My original query was if anyone was able to confirm the 800mv low signal was acceptable. I replaced with a used unit and had the same results. Then I checked 2 other...
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2000 Toyota Avalon XL 3.0L Vvt-I VIN: 4T1BF28B8Y
Well, didn't get any quality infomation on the replies. I called Shop Key and had them fax me the info that I needed. I pulled the intake cams out of both heads and replaced the VVT-I controllers or phasers. That was the fix. Just so you know the VVT-I control...
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2002 Volkswagen Jetta GLX 2.8L driver info center VIN: WVWTG61J22
THANK YOU EVERYONE FOR YOUR INPUT. I ENDED UP PAYING $50.00 SHIPPING TO FIND OUT THEY COULD NOT FIX IT. IVE DECIDED TO JUST BUY A NEW ONE FROM VW. STEVE SUGGESTED DNA SPEEDOMETER IN TAMPA FLORIDA. 1-[...]
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