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Prev Professional Automotive Repair Technical Discussions for January 13, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2007 Audi A6 Quattro 4.2L Poor Idle Quality VIN: WAUEV74FX7
hi guys, ive never worked on this vehicle or engine type before so im hoping for some guidance. the car seems to run fine drove it home last night with no issues. this morning when I started to drive I heard some chattering coming from the engine area for a ... Trouble codes: P0024
2010 Audi A5 Quattro 2.0L Stop engine low oil pressure VIN: WAUJFAFH7A
Hello everyone and thanks for the help on this one. This is a 2010 A5 2.0 turbo Two weeks ago, we had this vehicle in for an oil change. We installed a new filter(used a fram) and put in synthetic 5w/30 oil. We had never serviced this car previously. We got a...
2003 BMW 325xi 2.5L Starting VIN: WBAEU33483
Car was towed in with a no start condition-when I keyed it up the electrical system acted funky-lights flickering etc-pushed in and charged up low battery-still won't start-codes 42-#5 key random signal problem,code 80-central module internal failure-spoke wit...
2001 Buick Park Avenue 3.8L Lt Turn VIN: 1G4CW54K41
Customer complains of lt side lights stay on with vehicle shut off. He keeps disconnecting battery. He stated the switch must be bad so he gave me a used one to install. I verified his complaint. Upon checking the lt indicator on dash will be on, both lt frt a...
1996 Chevrolet Cavalier LS 2.2L Cylinder #4 VIN: 1G1JF5248T
Vehicle intially came in for cylinder #4 misfire. Have replaced all parts related to cylinder #4. Have good compression. Vehicle does not exhibit symptoms of a misfire but light keeps coming on.
1999 Chevrolet K2500 5.7L Steering VIN: 1GCGK23R3X
Hey guys, we have replaced a power steering pump on this vehicle because of loss of assist. About a week later, it has returned and now we lose power steering again but only when we apply the brakes. This is a vacuum boost. I can unplug the vacuum to the boo...
2006 Chevrolet Trailblazer LT 5.3L Misfire VIN: 1GNET13M86
I have an 06 Trailblazer with the displacement on demand 5.3 engine.It came in last February with a collapsed D.O.D. valve lifter on the left bank.Customer had us replace lifters on left bank.Truck came in a couple months ago with a collapsed D.O.D. lifter on ... Trouble codes: P0300
2007 Chevrolet Silverado 1500 LTZ 5.3L No Start VIN: 1GCEK19J17
Customer claims to be driving down the hwy.Stalls and sends the tow truck to his house ( really ? ) and then to the shop. Got it off the tow truck and no crank . Charge the battery now it cranks but no start...sounds just like no compression.test compression o... Trouble codes: P0016, P0521
2009 Chevrolet Suburban 1500 LT 5.3L Intermediate shaft VIN: 1GNFK26379
Customer lost 4WD shortly after we replaced the right drive axle. We found the intermediate shaft had "popped out" of the axle housing. On disassembly we found the thrust washers were distorted by some incredible outward thrust until they failed, pulling off t...
2010 Chevrolet Suburban 1500 LTZ 5.3L Heat/Cool Seats VIN: 1GNUCKE08A
Have no operation of heat or cooled seats in driver or pass. Side. Neither cushion or back on either side operate. Replaced ccsm as directed in diag chart of heated/cooled seats inop. With no change. Found tsb on heating/cooling module failures. My only concer...
2004 Chrysler Sebring Limited 2.7L cam timing VIN: 1C3EL65R54
I replaced a leaking water pump, before I disconnected the timing chain I marked the crank shaft timing mark as well as both cam shafts. After getting the pump replaced I made sure that the timing marks all lined up after rotating the engine for two cycles. Af...
2007 Chrysler Pacifica Touring 4.0L Battery VIN: 2A8GM68X37
My customer says after four days of sitting the battery will be dead. They replaced the battery and it didn't correct the problem. We checked for draw and yes it has one, 250 milliamps We pulled every single fuse and relay from the IPM as per Mitchell on dema...
2005 Dodge Ram 2500 SLT 5.7L Heater core VIN: 3D7KS28C95
Short term really good heat is sometimes obtained after flush and fill until a hard acceleration is performed and the flow stops and heat is lost. Inlet hose attached to head is at same operating temperature of head and outlet hose is cold until conductive hea...
2011 Dodge Grand Caravan Crew 3.6L No Start VIN: 2D4RN5DG6B
Good morning, my personal Grand Caravan cranks great but almost starts. No codes. Feels like not enough fuel. If I run the pump with the Veruus for 10 seconds or so, it fires right up. I can hear the pump run for a second or so when I turn the key on, but it i...
2003 Ford F-450 Super Duty XL 6.0L No Start VIN: 1FDXF46P43
Struggling on this truck-we do not see diesel trucks often-we are not busy so we took it on-i've listed the codes stored-we can always start it with help from starting fluid-it will not start up on it's own-any help would be great-thank you brian... Trouble codes: P0341, P2290, P2291, P2617
2004 Ford F-150 Lariat 5.4L Misfire VIN: 1FTPW12584
Already posted this truck previously, no fix yet. Truck has a misfire on cylinder #5 that feels electrical. Here is list of things we have tried and to no avail, no fix. Back pressure test on both banks, less than 1/2 psi at 2000 rpm. New updated spark plugs p... Trouble codes: P0305
2006 Ford F-250 Super Duty XL 5.4L booster VIN: 1FDNF215X6
we have a f250 that has had 3 oreillys brake boosters and 2 master cylinders you have to stand on the pedal to stop is there a reason the abs would not let pressure thru. I have done the abs bleed w/ scanner. we have bled system and I think the booster from or...
2007 Ford Taurus SEL 3.0L No Start, Stall, MIL Lamp on VIN: 1FAFP56U87
this car came in for a stalling issue and would not restart for a half hour then o.k. for a while. I could catch it with a bad fuel pressure reading so i replaced fuel pump. Was good for about two months then same scenario again.Came back yesterday on the back... Trouble codes: P0191 (fuel rail pressure), P1233 (fuel pump driver off line)
2007 Hyundai Veracruz Limited 3.8L abs module
Can't clear this c2380 code. Checked power and grounds and activated unit with launch x431. All tests say success. I am thinking the Module and valveblock need replacement but don't want to spend $2000 on the parts without asking the network. Looking for some ...
1995 Jeep Grand Cherokee Laredo 4.0L Ignition VIN: 1J4FX5858S
This is my Jeep and I know exactly what the problem is but I don't know how to fix it. As you know this was not Jeep's best year for electronics, it even makes my old Bug-eye Sprite with it's wonderful Lucas electrical system look downright reliable. The probl...
2007 Jeep Liberty Sport 3.7L Part time light VIN: 1J4GL48K67
Part time light is on in 2 hi position
2003 Kia Sedona EX 3.5L Cuts out VIN: KNDUP13183
Vehicle came in as a crank/no start. Would start in crank mode + cut off after turning key to run setting. Holding the switch in the crank setting,engine would run good.(with starter overunning) bringing key back slightly would cutout the starter but let engin...
2004 Kia Sorento EX 3.5L Stall, MIL Lamp on VIN: KNDJD73334
Vehicle towed in due to stalling intermittently. After checking vehicle I found vehicle stalls after it warms up. 30 to 45 mins @ idle in bay. much quicker if driven. When vehicle stalls it sputters and backfires through intake. Vehicle will restart run for ... Trouble codes: P0340 (Cam sensor malfunction), P0135 (02 heater circuit B1S1), P0141 (02 heater circuit B1S2)
2003 Land Rover Discovery S 4.6L No Start VIN: SALTL16463
Battery went dead after key was left on overnight at -15 outside. Blower fan was on and ignition switch. Lost all electrical power. Recharged battery for two days and it is good to crank engine, but No Spark and No fuel pump. How can we relearn vehicle communi... Trouble codes: 1653 (ecm communication problem)
2000 Lexus RX300 3.0L MIL Lamp on VIN: JT6HF10U8Y
My question is can a knock sensor code result from something other than faulty sensors? This vehicle sets code P0330 for bank 2 knock sensor. On reading archives, it seemed cut and dried -- replace both knock sensors and their wiring harness with OEM parts and... Trouble codes: P0330 (knock sensor circuit fault bank 2)
2005 Mazda 3 i 2.0L blower motor VIN: JM1BK12F75
noise from blower motor while running in any speed , motor worn ,needs replacing . well if you have done one of these blower motors then u know what im about to say , oh my god what was mazda thinking when they designed this . anyways if any mazda experts coul...
2004 Mercedes-Benz CL55 AMG 5.5L supercharger VIN: WDBPJ74J04
Hi to all Mercedes technicians. I have a 2004 cl55 that has a hesitation and also has a chrip at the same time during acceleration. I am almost positive is from the supercharger friction clutch. I am just wondering if anyone has dealt with this symptom and can...
2007 Mini Cooper S 1.6L No Start VIN: WMWMF73597
This car arrived from a used car lot. They had taken the car to the auction and said it was running fine, and then died at the auction. The car will crank but does not start and I don't have any spark. It showed up to our shop with no power to the under hood f...
2004 Porsche Cayenne S 4.5L Rear Hatch Ajar
Rear tailgate ajar
1996 Toyota Celica GT 2.2L MIL Lamp on
This problem started after replacing the engine short block with a reman unit. The car has a a DTC for low egr flow that returns consistently with two trips on the freeway of ~10 min each. I first checked the vacuum hose routing and replaced all vacuum hoses i... Trouble codes: P0401 (EGR flow insufficient)
1975 Triumph TR7 2.0L No Start VIN: ACL3634U12
This tr7 has no spark. I have no wiring diagrams for the ignition. alldata has limited information that was not helpful. any help on this would be greatly appreciated.
2010 Volkswagen Touareg VR6 3.6L Unknown VIN: WVGBF7A95A
Afternoon everyone, I have been searching to see if I am missing anything before I drop this post. Above vehicle towed in 2 days ago as no start. Driven to restaraunt and parked for 2-3 hours and came out to a crank no start. When vehicle was towed in it acted...
2003 Volvo S40 1.9L timing VIN: YV1VS29553
Hi everyone, I'm a Japanese cars mecanic, but this is my brother car, and this is the history:car it was liking oil, from camshaft seals,for my mistake my helper remove the camshaft sprockets,with out make any mark, I was watching on you tube, that before remo...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 328i 3.0L 2-3 shift
Thanks to all that replied. We wound up swapping the valve body/TCM assembly. Once we got it in, everything worked normally.
2003 Cadillac Seville STS 4.6L Axle seal VIN: 1G6KY54943
First, Thank You to all that replied, especially to Jerry for the suggestion of the Fitzall repair bearing. In this case that was the exact solution I was looking for. I know the correct way to repair this problem is to split the trans and repair properly but ...
1997 Chevrolet K2500 Suburban LS 7.4L Misfire VIN: 3GNGK26J2V
For now not fixed. Customer has taken the vehicle home till early spring, as he is going out of town. I want to thank all who replied, some things have been tested, but the ones that I did not have time to check will be addressed when the vehicle returns. Agai... Trouble codes: P0171.
2004 Ford Explorer Sport Trac XLT 4.0L Poor Idle Quality, Misfire, Poor Fuel Economy VIN: 1FMZU67K54
i went and got another motor from LKQ and installed it and the problem went away after further looking at the last motor i got it at top dead center and found bank 2 cam was of about 2 degrees thanks for all the replies and now i know not to buy a motor from L...
2005 Ford Focus ZX4 2.0L Poor Idle Quality, Stall VIN: 1FAHP34N75
Well, I got 13 replies most of which had good information. I downloaded the PATS worksheet and specifications which made testing a lot easier. It was questioned whether or not I had programmed the PCM to the vehicle and I had not as our wonderful OE scan pr...
2005 Ford Freestyle SEL 3.0L No Start, Poor Idle Quality, Stall, Misfire VIN: 1FMZK02155
Customer will return when problem becomes duplicatable. I will update when we find the cause of the problem. Thank you.
2008 Ford F-250 Super Duty XLT 5.4L timing VIN: 1FTNF21588
thanks for all the replies. i finally got this truck running and gone. used a timing wedge to remove the driver side cam phaser sprocket and found two issues. 1, the pulse ring was bent on the sprocket not allowing the computer to receive the proper signal fro...
2009 Ford E-350 Super Duty XLT 5.4L airbag VIN: 1FBSS31L49
complete harness assembly for the the restraints control module, was the fix , then had a code to reprogram . note would have had to pull the harness to find where the problem was anyway. took it apart and saw no visible problem, must have been internal to a c...
2009 Ford F-550 Super Duty XL 6.4L No Start, Cuts out, Stall VIN: 1FDAF56R39
Wow. First I must say that I was hoping to get a little more help out of this one. Thank you to the guys that replied. As time went on and we explored more we tried many different things to decide what the issue is. First: I called Jasper's warranty d... Trouble codes: P2291.
2005 Honda Odyssey EX 3.5L Steering system VIN: 5FNRL38765
Two more Honda power steering pumps and a filter and this thing is fixed. Im guessing there was debris in the system that the shop working on the vehicle missed. Thanks for all the replies
2009 Jaguar XF Supercharged 4.2L Mechanical VIN: SAJWA07C09
I am closing this request for the time being without finding anything internally wrong with this engine.I have removed the r.s.vvt unit and disassembled it.Nothing internally was loose or broken and everything was in it's place.I'm sure a visual inspection doe...
2009 Jeep Compass Sport 2.0L Reverse VIN: 1J4FT47A49
Thanks to Clint for all his help and hand holding with this one. He gave me some very helpful information on this. Long story short, there is a small rubber o ring/seal on the top of the valve body that didn't get installed right or fell out. I found it in t...
1991 Mercedes-Benz 300CE 3.0L No Start VIN: WDBEA51D0M
Thanks to all that have replied to help. We checked the compression on the car and found that the best cyl only had 90psi and the worst had 30psi, customer did not wont to go any forther at this point. I had over looked this been the customer said it was fin...
2005 Mercedes-Benz S500 5.0L Cuts out, Stall VIN: WDBNG75JX5
Thanks to everybody. This one is out of the door. I had to put an ME. It fixed the problem. It was by default. I had no other place to go. I checked the power supply to ME live and it never failed, even went it cut off, in my opinion that discarded the ignitio...
2005 Mercedes-Benz C230 Kompressor 1.8L Lighting VIN: WDBRF40JX5
We end up unplug the CGW & let it sit overnight & plug back in, now we can run the CAN configuration test without any problem. We unplug can wire [...] cluster, pass all can test, so we end up replace a used cluster & problem is all resolve beside cluster don't s...
2005 Mercedes-Benz S430 4Matic 4.3L Heating System VIN: WDBNG83J55
Thanks to Bill, Frank, and Henk, for responding to my post. The problem turn out to be the Heater dual valve, and the pump on top of the unit, was not working. I remember this valves on the 140 body's doing this kind of beaver. I also back flushed the heater c...
2005 Nissan Frontier Nismo Off-Road 4.0L Hesitation, Stall, MIL Lamp on
This was a rebuilt motor from surefire with less then 500 miles on it. I was sure it was not a problem with the motor and did not check the basics. The cam timing was off by 5 teeth. I also drained the oil and found liquid metal shavings. Thank you all for y... Trouble codes: P0011, P0021 (Bank 2 Cam shaft Position timing proformance), P0430 (Catalytic converter eficiency bank 2).
2001 Toyota Prius 1.5L Hybrid system VIN: JT2BK18U51
So I just ended up doing the hybrid battery and the inverter assembly. The code and info code indicating HV ECU showed up once during the whole process and the car now drives and is reliable. We went through all the pinpoint tests and everything checked out, ...
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