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Prev Professional Automotive Repair Technical Discussions for June 6, 2014
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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2005 Buick Rainier CXL 4.2L suspension VIN: 5GADT13S65
Vehicle has air shocks in the rear, they leak down after a few days w/ rear of vehicle sagging. Start up vehicle and rear comes right up. What is the most common failure of this and what testing came you do to confirm. We are a transmission shop and not to fam...
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2009 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1GCEK29019
Hello, this truck has never acted up for me. Customer has dropped it off several times and says that it is getting more and more frequent. When the truck starts cold it runs horrible, to the point the customer thinks something is horribly wrong with the motor.... Trouble codes: P1400 (Cold Start Emission Reduction Control System)
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2005 Dodge Dakota Laramie 4.7L Transmission VIN: 1D7HW58NX5
Hi Everyone. I have a 2005 Dakota that we just sold, it came back with a check engine light for a p0700 and a p2706. The p0700 just says that its a code to tell me there's a code and the p2706 says ms shift solenoid which I've gathered is the multi select shif...
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2008 Dodge Grand Caravan SE 3.3L clutch coil
Having a hard time believing that the power circuit to the compressor clutch is not protected with a fuse. The wiring dia. shows clutch relay out, going to the clutch. Terminal 50 on connector c3 of the tipm, The clutch coil is shorted has .2 ohms instead of t...
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1998 Ford Econoline Super Duty Custom 6.8L Reservior VIN: 1FDXE40S8W
Hope this request doesn't sound too stupid, but here goes. This E450 used to be a bus. Vehicle overheats. When adding coolant, it leaks out of the reservoir from the bottom. Removed reservoir to inspect and found that someone had drilled a ground wire into the...
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2000 Ford Windstar LX 3.8L battery VIN: 2FMZA5149Y
Battery goes dead after two days of sitting, found 1.15 amp draw at beginning .45 after an hour then .01 draw by removing fuse 115 in battery junction box. That fuse powers central junction box. replaced fuse and went to central junction box and found switched...
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2001 Ford E-450 Econoline Super Duty Custom 7.3L driveabilty VIN: 1FDXE45F41
Having real difficulty with this one. It came in for hard start and then blue smoke complaint. The hard start was cured with a glow plug relay. Now the fun begins. It will start and idle fine, but raw fuel is evident at the tailpipe in the form of blue smoke. ...
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2005 Ford F-150 FX4 5.4L park lights VIN: 1FTPX14545
Hi people. I have this F150 in to repair exhaust,fuel guage & replace plugs. The battery has been giving problems as I would need to boost it if it sat for a few days. I boosted it to move it in the shop and now the park lights won,t shut off unless I pull fus...
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2007 Ford F-250 Super Duty XLT 5.4L Electronic VIN: 1FTSX21547
Hi all, I got a beauty! Truck came to us with the transmission pump screaming and stall when it got hot and you would put into gear. Customer felt it was a trans problem. I spent time checking parameters and nothing jumped out at me. Customer had us install a...
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2006 Hyundai Sonata GLS 3.3L Surge, Accelerates VIN: 5NPEU46F56
This car is getting the best of me. Originally came in when put into drive or reverse, the car wants to accelerate hot or cold. I test drove vehicle, it accelerates to about 1200 RPM, only in drive and reverse. When cruising down the road it acts like the crui... Trouble codes: 0106 (Map/Barometric Circuit range/Performance)
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2012 Kia Sorento LX 3.5L generator VIN: 5XYKT4A20C
I work at gm dealership and have generator unbolted and have no idea how generator comes out, does come out from bottom or top, or remove front engine mount and jack up engine and slide out on side of frame
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2003 Land Rover Discovery HSE 4.6L engine VIN: SALTP16433
Overheats after driving 10 minutes, every time. Sitting at idle the temperature is normal, after you drive it for about 10 minutes temp goes up to 3/4 and then 10 more minutes goes toward redline unless you nurse it back with the heat on full blast. This truck...
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2002 Lexus RX300 3.0L SRS light VIN: JTJGF10U62
Hi all. My logic doesn't compute on this Lexus RX300. After installing a used SRS module the SRS light will not shut off. Confirmed no codes in SRS, light doesn't blink at all, just on with ignition, no change. My schematics from alldata indicate ignition powe...
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1999 Mercedes-Benz C230 Kompressor 2.3L brakes VIN: WDBH24G6XA
pulling lots of hair here,this c230 was towed in with complaint of brakes locked up.fronts looked good,rears very crispy,but not locked up.bled the system to check operation of the hyds,road test good,let vehicle set for 30min,rears locked up.replaced all cali...
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2000 Mercedes-Benz CLK430 4.3L No crank no start VIN: WDBLJ70GGY
Symptom is a no-crank no-start, vehicle appears to power up with key on. Did a lot of reading on iATN, 90% of these P1570 problems seem to be isolated to the ML series of Benz vehicles. I'll be honest here. I have not and will not "try" any new parts until ... Trouble codes: P1570 (DAS to ECM Interrupted N3/10), P1747 (CAN fault from ETC or IC clears has not returned)
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2003 Mercedes-Benz C230 Kompressor 1.8L compressor VIN: WDBRN40J13
Was asked to look at for another shop with no cooling concerns. Shop evacuated and recharged system with no change, system is holding charge. This compressor control is new to me, compressor is constantly driven and is controlled by varying current to the refr...
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2003 Mercury Mountaineer 4.0L Excessive Emissions VIN: 4M2ZU86K93
we have this truck in our shop from a car dealer for inspection.it won't pass because the 02 sensor,02 sensor heater,catalyic , and evap monitors will not go ready.there are no codes.we replaced the ecm and flashed.replaced the temp sensor we drove it over 800...
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2007 Mini Cooper S 1.6L timing VIN: WMWMF73577
This vehicle arrived at the shop with a crank no start. The fast crank with no resistance sounded like an engine out of time. R&r valve cover, found timing chain guides in pieces. R&r cams and performed leak down test, no bent valves. Inspected engine oil leve...
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2008 Mini Cooper S 1.6L Exhaust
I'm rather stuck with this one and any suggestions would be greatly appreciated, the vehicle in question is a 2008 Mini Cooper s with 80,000 km on the clock it has direct fire ignition system and direct fuel injection. I serviced the vehicle about 3 weeks ago ...
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2011 Nissan Maxima S 3.5L MIL Lamp on VIN: 1N4AA5AP6B
This is a used car that was sold by the company CEl light on, freeze frame data: cal/id val% = 23 coolant = 88C L-fuel trim B1% = 100 L-fuel trim B2 + 98% S-fuel trim B1 = 98% S-fuel trim B2 = 102% Engine speed = 640 Vehicle speed = 0 Absolute TH-P/S = 3% B/fu... Trouble codes: P0101 (MAF sensor range/performance)
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2007 Saturn Aura XR 3.6L Misfire, MIL Lamp on VIN: 1G8ZV57757
GM tech, please help on this baby, install scanner, p0300-misfire, road test & verify engine has a light misfire on #1,3 & 5 cylinder at light throttle only at 1500rpm [...] 2000rpm, check fuel trim & oxygen sensors reading, all within spec, sway cam sensors & so... Trouble codes: P0300
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1997 Subaru Legacy Outback 2.5L Sub/Main Fan VIN: 4S3BG6851V
Where is sub fan relay 1? The sub fan comes on high speed with the AC turned on. The Main fan hardly ever comes on, and barely spins when it is activated. Manual operation with test leads show fans to be working properly. I have taken out the 4 relays in ...
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1995 Volkswagen EuroVan Camper 2.5L Poor Idle Quality, Misfire VIN: WV2EE0704S
once the van is hot it has a slight bump at idle and the bottom of 4th gear under load, like a slight hill where it loads but not down shift it will misfire. once hot i can load it with the brake and will misfire up around 3000 rpm runs fine while cold any hel...
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1998 Volvo V70 2.4L Overheating VIN: YV1LW5580W
Ok guys!!! came in hot but not overheated.. 255 degrees.. Upper hose hot, lower hose cool,fan running,cool air from cooling fan.no pressure on system..not low on coolant. Replaced thermostat. Same thing. Ok water pump impeller right.. Wrong. Tore down the timi...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 BMW 645Ci 4.4L MIL Lamp on VIN: WBAEK73484
good mornimg guys i removed the canister from the vehicle and found a small crack on canister i replaced the leakdection pump and canister work ok thanks to every one Trouble codes: 27C8E.
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2003 Cadillac Escalade 6.0L Reduced engine power VIN: 1GYEK63N03
So I checked the grounds a long time ago and they were tight, this time I removed them cleaned them and added an extra ground to the tac module itself about two weeks ago. Talked to customer today and all is still in working order. Appreciate the help sometime... Trouble codes: P2135, P1125, P0121.
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1993 Chevrolet Corvette 40th Anniversary Edition 5.7L No Start VIN: 1G1YY23P3P
Thanks IATN members for all your replies. The fix for this vehicle turned out to be a broken wire at the ignition. White wire broken right at the key cylinder. We replaced the ignition switch with a dealer item. Cost was 125.00 with the key. Vehicle started ri...
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2001 Chevrolet Silverado 2500 HD 6.6L No Start, Stall VIN: 1GCHC29181
Well I ordered the Kent Moore block off kit so that I could test the high pressure side of the system properly, ended up that 20ml return is at the max end almost and its really bad when it from one injector. Using the block off kit i was able to isolate that ...
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2004 Chevrolet Silverado 2500 HD 6.6L Vss VIN: 1GCHK24144
Thanks for all of the replies on this problem. I was able to source some cable from a local electronics store. Replaced the VSS circuits from VSS sensor to TCM and problem is fixed. When I have some more time I will go through the Mouser catalog. They look to ...
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2001 Chrysler 300M 3.5L Cooling System VIN: 2C3AE66G41
It Was Indeed The Engine Oil Cooler In The Radiator. Replace The Radiator, Flushed The System The Best I Could And Then Rechecked For Head Gasket Issues But Found Nothing. So, It's Out The Door. Thanks For The Help.
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2001 Dodge Ram 3500 5.9L Surge VIN: 1B7MF33651
I found truck to be running rch at high load low rpm boost was too low at the problem rpm made adjustable waste valve to control waste gate reaction speed held boost longer and surge is gone .this repair did not change maximum boost just how fast it opened was...
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1999 Ford F-450 Super Duty XL 6.8L Poor Idle Quality, Misfire
hello group, sorry for the delay in posting results. Thank you everyone for your help. We were overlooking the basics. Did a Cyl balance test with a ford software and right away showed a dead miss on cyl #10, we previously had used a snap on verus that showed...
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2006 Ford Explorer Eddie Bauer 4.0L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FMEU74E06
Hi TECHS, a great many thanks to all who replied. I don't know how it happens, but the customer convinced me to 'drink the koolaid' and believe it didn't overheat 'that much'. Any other given day doing a Block test would be high on the list of thing... Trouble codes: P0316 (miss on startup), P0301 (miss cyl 1), P0306 (miss cyl 6).
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2008 Honda Civic DX 1.8L Cuts out VIN: 2HGFA15468
We replaced the MAF sensor and that cured the stall at light throttle? Response readings on scanner were always reading but the swap fixed it!!
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2008 Lexus GX470 4.7L No Start, MIL Lamp on VIN: JTJBT20X38
Turned out that the reluctor ring on crank had been placed on backwards. How it ran for 5 months without an issue is beyond me. Installed correctly and vehicle has been fine for three weeks. Trouble codes: P1340.
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1985 Mercedes-Benz 380SL 3.8L Poor Idle Quality VIN: WDBBA45C8F
Thanks for all the help guys. Several of you nailed it on the head with recommending replacement of idle control unit. Alain from California was also correct about female connectors. Found several loose pins at Relay. When we initially checked for power at mo...
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2006 Mercedes-Benz SLK350 3.5L radio VIN: WDBWK56F66
would like to thank everyone for the responses.. especially dave for the excellent theory write up.. after checking on all responses and after many hours of research i must say the one thing i hate..customer "says" they are carrying it to the dealer... """tigh...
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