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Prev Professional Automotive Repair Technical Discussions for October 27, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2009 Acura TSX 2.4L Vtec VIN: JH4CU254X9
Honda/Acura techs!! Vehicle came in with engine light on and a loud noise which appears to be coming from valve train. Noise is hard to explain, not really a rattle but almost a loud buzz. Found P0011-VTC system malfunction and p1009-VTC advance malfunction st...
2007 Audi A3 Quattro 3.2L No Start VIN: WAUKD78P57
This is mainly for archive purposes. This stumped us a bit. This was towed in with a crank but no start concern. It had happened to her the prior two nights but it was a hard start issue where is cranked longer than usual. There were no faults set at all. The ...
2002 Buick Regal LS 3.8L Cuts out, Stall, Poor Fuel Economy VIN: 2G4WB52K82
Short history time on car, my brother bought it. Was told dealership diagnosed fuel pump needing replacement. Acted fine but was intermittent problem leaving last owner stranded a few times. As also, non operating fuel sending unit/gauge. By the time last owne...
2006 Chrysler Pacifica Touring 3.5L out put speed VIN: 2A8GF68406
I have this one here that the speedo goes up to 30mph in park and reverse when disconnecting the output speed sensor the speed goes to zero. while watching on scan tool shows output rpm when it should not be ive checked grounds and wires leading to pcm I have ...
1969 Ford Mustang 5.0L Steering VIN: 9F01F16073
Transmission had multiple leaks from every possible spot it could leak. That is repaired. Customers other complaint is sloppy steering. Steering control valve has a lot of play but I am hearing this is normal. You can drive the vehicle and the steering wheel m...
2000 Ford Mustang GT 4.6L Hesitation, Stall VIN: 1FAFP40X5Y
Car came into shop with compalint that when she starts it up in morning or after it sits for couple hrs that it wont idle right or go. When u try to give it gas it just like it shuts off pops and then after a min it goes on and goes like it suppose to. Check f...
2001 Ford E-250 Econoline 5.4L 2-3 Shift VIN: 1FTNE24L91
What's Shaking Guys!? Dealing with a transmission issue here for a very good customer. Transmission issues arent something we really get into here but id like to help my customer out so im calling upon you gentlemen for some assistance. The customer reports &...
2003 Ford Mustang GT 4.6L clutch cable VIN: 1FAFP42X73
Had this mustang in about a month ago. Came in with a broken clutch cable and collapsed release bearing. Replaced clutch and cable, system functioned fine so gave car back to customer. Vehicle came back this morning with the complaint of not being able to dise...
2005 Ford Taurus SE 3.0L Stall VIN: 1FAFP53U85
Hey fellow tech's,i am looking for a little direction on this one.The car starts,runs fine,drives great.The problem is,when you back up and stop,go directly to drive,it will stall,It is an itermittent issue,that appears to get worse when at temp.The fuel trims...
2009 Ford F-350 Super Duty FX4 6.4L ac copressor VIN: 1FTWW31R49
ac was workin fine but lost all freon.i vaced and loaded but had to jump compressor to fill w/freon.system is cold and good readings but compressor won`t kick in voltage at low press. switch,hi press. switch has voltage when runin on three wires,o...
1997 GMC K1500 Suburban 6.5L No Start, MIL Lamp on VIN: 1GKGK16F6V
This customer has had this problem for a while, where after a 10 minute hot soak, the engine will not start until you let it sit for 2 hours. If you try to start it immediately after shutting it off, it will start just fine. I haven't diagnosed very many of t... Trouble codes: P0236 (Boost sensor 1 out of range), P0278 (Cylinder 6 balance fault), P0719 (TCC/brake switch B circuit signal low/short)
1998 Honda Accord EX 2.3L shifting
Hello fellow honda techs. This post is regarding my own personal vehicle. I purchased this car with a bad transmission due to failed differential bearings. I replaced it with a Japanese transmission from eBay that had 30k "undocumented" miles. When using these...
2011 Infiniti QX56 5.6L Timing chain VIN: JN8AZ2NE0B
This engine has a noise, a mix of grinding/buzzing noise from RH bank at front of engine.It sounds similar to a power steering pump low fluid type noise only louder. Noise is loudest from high pressure pump area, loudest on pump and fuel lines. The noise is at...
1966 Jaguar XKE 4.2L Charging
Imagine this, a vintage Jaguar with an electrical problem :) I replaced the battery and voltage regulator in this car about a year ago due to the battery being old and not holding a charge. At this time the voltage regulator quit and was replaced with a new (...
2006 Land Rover Range Rover Sport Supercharged 4.2L Security VIN: SALSH23496
How ever the car came to us and we went a head and put back the orignal ECM and immobilizer and got a new blank key up trying to program the KEY using SDD soft ware we are getting ERROR KEY LEARN FAILED KEY INVALID -CHALLENGE FAILED REPLY ERROR -0X8
2000 Mercedes-Benz S430 4.3L key will not turn or start VIN: WDBNG70J4Y
car sat in heavy rain for about 2 days. when customer cranked the car it started but could not get it out of park. check engine light came on along with ABS, BAS and SRS. air suspension message came on screen. she turned the car off and could not get the key t...
2006 Nissan Sentra S 1.8L elec. throttle controls VIN: 3N1CB51D36
vehicle came in for no acceleration, upon checking the system the veh. idle'd fine but no responce on acceleration, found throttle body was bad. changed throttle body and went through relearn procedures for accelerator, and throttle without consult-II. veh. le...
2012 Nissan Armada Platinum 5.6L Back Up Lamps VIN: 5N1BA0ND2C
Hello and Thanks for looking at this tech request. This vehicle will turn on the backup lamps when the gear selector is moved to Reverse position engine running which is normal then turn lamps off for Neutral position but will turn lamps back on in Drive. Acc...
1995 Pontiac Bonneville SE 3.8L engine VIN: 1G2HX52K8S
Need help finding used engine that will interchange. Have been told a lot of things but need someone that knows what types of 3.8L series 2 will fit in the 95 Bonnie and what needs changed. Thanks, Bill
2006 Pontiac Montana SV6 3.9L Excessive Emissions VIN: M27D174476
Good morning everyone. I have a 2007 Montana sv6 that keeps setting a rich exhaust code. I've been chasing this problem off and on for a few weeks. Customer hasn't been able to leave it. After flushing injectors, reprogramming ecm I thought I had the block lea... Trouble codes: P0172
2003 Saturn Vue 3.0L Cooling Systems VIN: 5GZCZ63B83
Still getting a P0128 thermostat code. This is after the thermostat has been changed 2 times, currently has dealer part. Temps climb slower than normal, 160-170 degrees did creep up to 190. Fans are not running when this happens. Good heat output too. I did ha...
2002 Volkswagen Cabrio GL 2.0L Vehicle Connection VIN: 3VWD221V02
i get a warning as i attemtp to hook up my otc touch to this vehicle asking about the aduio system factory or not which can damage scan tool. it has a factory radio however it has a kenwood cd changer in trunk. I need to get rid of the battery voltage between ...
2010 Volkswagen Jetta TDI 2.0L Unknown VIN: 3VWRL7AJXA
hello I have a 2010 TDI 2.0. It was toed in with a blown turbo about a month ago. we replaced the turbo and dropped the oil pan to make sure that no turbo debris were in the pan and it was very clean. the car left with no problems now it is back with an interm...
1999 Volvo S80 T6 2.8L Cem VIN: YV1TS90D7X
Vehicle is from an auction. Used car salesman. Had a recommendation from the Volvo Dealer that the first step was to replace the CEM. Wanted a second opinion. We scanned the vehicle, codes are below. We checked the connectors at the CEM, and the wiring loom at...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2003 Acura TL Type-S 3.2L engine oil leak
WELL AS MOST OF YOU REPLIED IT WAS THE O-RING ON THE BACK OF THE PLATE THAT HOLDS THE REAR MAINSEAL.i have never replaced that o-ring before,but you better believe i will replacing them in the future!
2014 Acura RDX 3.5L trunk VIN: 5J8TB4H55F
thank all of you guys the problem one of the pinch switch was good so i replace the switch trunk start working the dealer did not want to look at the truck cause the rear was hit thank u guys again
2007 Audi Q7 3.6L Poor Idle Quality, Misfire, MIL Lamp on
Thanks for the those who replied, the owner of the vehicle had had enough of the vehicle altogether & decided to trade in. Again thanks for the replies guys. Always much appreciated. Cheers. Trouble codes: P0087 (Fuel Rail/System Pressure Too Low Lower Limit Reached), P0087 (Fuel Rail/System Pressure Too Low Lower Limit Reached), P0300 (Random misfire), P0305 (Cyl 5), P0304 (Cyl 4), P0420 (Catalyst System Bank 1 2 P0430).
1988 Chevrolet Corvette 35th Anniversary Edition 5.7L Hesitation, Cuts out VIN: 1G1YY3187J
Thank you all so much for the helpful replies. While I am positive that the injectors are at fault the customer just can't bite the bullet without a second opinion. So that is where we are at waiting for second opinion. We will see. Thanks again for every resp...
1999 Chevrolet Corvette 5.7L engine VIN: 1G1YY32G8X
Well everyone THANKS for all the replies as I needed some support. This vehicle is not yet fixed as all of you had excellent ideas and info. I have been over this vehicle with a fine tooth comb. I used a headlight that draws 4.5 amps to load all powers and gro...
2005 Chrysler Town & Country LX 3.3L front brakes VIN: 2C8GP44R95
Replacing the master cylinder has apparently corrected this condition. It has been about 2 weeks since the repair, all seems to be well. Thanks to all the replies. John-the tranny guy
2008 Chrysler Pacifica Touring 4.0L No Start, MIL Lamp on VIN: 2A8GF68X08
FIGURED IT OUT! It was the flexplate tone ring, it was bent inward. I was looking more for the crack than the bend. The engine was replaced before it got to me from a different shop, and it looks like it had rested on the floor and caused two of the squares to... Trouble codes: P0339 (Crankshaft position sensor intermittent pcm), U0114 (Lost communication w/ final drive ctrl module abs), U0102 (Lost communication w/ transfer case ctrl module / awd bcm).
1993 Ford F-350 XL 5.8L Brake Pedal VIN: 2FTJW36H7P
Well it is given back to the customer. The truck does have a dual diaphragm booster. It gives it a false poor brake pedal feel while in the bay. I didn't drive it after the replacement master cylinder. The pedal felt as bad in the bay as it did with the bad ma...
1995 Ford F-350 XL 7.3L motor, fuel VIN: 1FDJF37F7S
Didn't get to fix anything. I didn't know I just had oneupdate to use. I opened a post on the technical fourm. I still need help. Thanks.
1999 Ford F-150 Lariat 4.6L windshield wipers VIN: 1FTRX17WXX
had replaced the multifunction switch with a motocraft oem and still had the problem, did check the gem module and it was operating fine with no water intrusion or obvious signs of problem. replaced the multifunction switch again and found the switch was the p...
1999 Ford Taurus SE 3.0L Hesitation, Misfire, MIL Lamp on VIN: 1FAFP53U9X
ok guys first thanks for all your wonderful help. i appriciate it. now on to the fix. they heads were pulled due to leaking valves, so the head gasket and all associated parts were replaced. that fixed main problem. now that little miss that drove me insan... Trouble codes: P0302.
2002 Ford F-250 Super Duty Lariat 7.3L Misfire, MIL Lamp on VIN: 1FTNX21F02
The fuel pump sock inside the tank was plugged with dirt. They had a aux fuel tank in the box of the truck with no filter in between. Trouble codes: P0284.
2003 Ford Ranger XL 2.3L Poor Idle Quality, Stall, Misfire
customer picked up truck to get 2nd opinion, this is a chain motor, MAF was at 7gs 1200 rpm, I may have miss the PCV problem , did run propane around the intake[and carb cleaner] did not find any leaks, did not hear any,and checked crank vacuum,was normal,did ... Trouble codes: P2195.
2006 Ford F-150 XLT 5.4L Phaser VIN: 1FTPX04576
Thanks everyone for your input. We talked to the customer and explained the situation. He decided to put in the VCT solenoids as per the Ford TSB, even though the oil pressure is low. We ran the truck and it seemed slightly better. The rattling noise at the...
2006 Honda Pilot EX 3.5L Misfire VIN: 5FNYF18406
Thanks for all the help guys, checked the timing and it was off one tooth. put on a new belt and cyl 1 was still missing. did a compression test to find that cly 1 had only 20psi. customer did not want to spend anymore money, so the car was sent back to the sh... Trouble codes: P0300, P0301, P0302, P0303, P0304, P0305.
2006 Land Rover LR3 SE 4.4L emergency brake VIN: SALAE25456
Customer declined repairs at this time, I believe the problem to be in the emergency brakes and or the brake module. Thanks IATN members.
1994 Mazda B4000 LE 4.0L Excessive Emissions, Poor Idle Quality, Hesitation VIN: 4F4CR16X6R
this is faily truck and is runnin a lot better,has a little bit more emisions that i would like but runs great.maf lite still on,went for a good used one to see but same,didn`t change.when i get more time my way i have a friend that can stay on it cause i m re... Trouble codes: 157 (signal low).
2008 Mazda 3 Mazdaspeed 2.3L Suspension VIN: JM1BK34M18
This Mazda is finally gone, always helps to go back to the beginning. I found out that the owner had installed a strut assembly on the left front (he bought it from ebay). We found out that they had sold him a strut for a regular Mazda 3, not a Mazdaspeed. ...
2011 Mercedes-Benz Sprinter 2500 3.0L Belt VIN: WD3PE8CC7B
Thanks for all the replies, it was a stretchie belt,had no problem installing it with the tool, thanks
2002 Nissan Maxima SE 3.5L No Start, Poor Idle Quality, Stall VIN: JN1DA31D12
Replaced the coolant temperature sensor and that fixed the problem. The sensor that was in the vehicle was within range and never gave any reason to replace it. Just replaced it as it was a last resort to fix vehicle. Thank you for all the help.
2005 Saturn Vue 2.2L Clutch VIN: 5GZCZ23D85
Last time I replaced everything I took the valves / check valve, that are used for a dry removal. The one one the slave and the one on the line are suppose to push each other open. One spring must be over powering the other and allowing one to close, blocking ...
2006 Toyota Solara SLE 3.3L Cooling Fans VIN: 4T1FA38PX6
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