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Prev Professional Automotive Repair Technical Discussions for May 8, 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
1998 Audi A6 2.8L Trans limp mode VIN: WAUAA24B7W
Transmission (5HP-19) was replaced by us with one from a junk yard. The vehicle sat outside for a while waiting for parts/funds for repairs. After trans was replaced, fluid and filter changed and level checked to be correct at operating temp. We received a cod...
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1990 BMW 750iL 5.0L Excessive Emissions, Hesitation, Poor Fuel Economy, MIL Lamp on, VIN: WBAGC8315L
Car Came to us after customer stated that another shop tried to fix throttle hesitation under load and at idle by replacing the catalytic converters and the O2 sensors, customer picked up car after the shop gave up trying to fix it and was recommended to us. W... Trouble codes: 10 (o2 sensor control), 28 (o2 sensor), 195 (FGR control button), 5 (Throttle valve signal stored in TCM)
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2001 BMW 325i 2.5L dsc VIN: WBAAV33461
We have faults in the ABS DSC control module 5E38 5E3C rotatio rate sensor, the issue is that the car will activate the DSC intermitantly with no reason IE wether related clear roads, now this AM it is working just fine, we are under the impresion that the car...
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2002 BMW 330Ci 3.0L Converter VIN: WBABS53412
This BMW came in with a leak in the front of trans and no converter lockup. We rebuilt the transmission, replaced the torque converter and valve body. Now the trans goes in and out of lockup. We again replaced the converter and valve body after a conversation ...
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1994 Chevrolet Camaro Z28 5.7L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 2G1FP22P5R
Hello all, I'm hoping there is someone out there who can help out. Car runs and starts ok (after replacing the starter) but after warming up or hot soak car starts to stumble and eventually stalls out. When it does stall out the car has a cranking no start but...
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1999 Chevrolet Astro 4.3L mil VIN: 1GNDM19WXX
I can see slip of up to 500 rpms, but can't feel anything wrong. I see and feel all gears shift and watch tcc commanded and see slip in all gears. When in 4th and tcc on its like 300 rpm slip and then I can see it go negative slip like -100 or so. I will test ...
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2006 Chevrolet Cobalt LS 2.2L fuel pump engine cooling fan VIN: 1G1AK55F46
car came in with concern of overheating. started diagnosis. found cooling fan will not run unless in defrost mode. started checking fuses and relays found alternator overcharging, 16.4. tried to connect scan tool. will not communicate with pcm. rechecked fuses...
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2007 Chevrolet Silverado 1500 LT 4.8L battery drain VIN: 1GCEK14C07
Hi all, I'm hoping someone out there that's good at electrical can help me out. I have this 07 Silverado here that will flatten the battery out overnight. The under hood fuse box was corroded bad, so was replaced with a new one. The problem is the same. I have...
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2007 Chevrolet Suburban 1500 LTZ 5.3L digital display VIN: 1GNFK16377
Pulled codes and got two U codes: U0140-00 lost communication with body control module U0121-00 Lost communication with Anti-Lock brake system module Cleared these two codes and on the next scan we got: U0101-00 Lost communication with TCM U0100-00 Lost commun...
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2008 Chevrolet Uplander LS 3.9L Floor VIN: 1GNDV231X8
Im not sure where else to look, Just recently when it rains I get water on the far right side of my passenger side floor board, I have read other forums where it is talked about a tube but I cant seem to find one. Any other suggestions as to where to look for ...
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2012 Chevrolet Impala LS 3.6L fans VIN: 2G1WD5E31C
Ok i need help this is a 2012 police car and it came in wth AC working sometimes . First thing i did was check the freon, it apaired to be to high so i evacuated and recharged the system. after doing so with the car running in the shop i found the low side at ...
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2004 Dodge Ram 2500 SLT 5.9L Stall VIN: 3D7KU28C54
Old injectors caused cylinder scoring, low compression and blowby. We pulled the engine and had rebuilt, then reinstalled. Starts and idles fine, as soon as you take off it cuts out as if you turned off the key, sets the above trouble codes. When it cuts out t... Trouble codes: P2509 (ECM/PCM Power Supply Intermittent), P0532 (AC Pressure Sensor Low), P0192 (Fuel Pressure Sensor Circuit), P2121 (APP Sensor Circuit Range/Performance)
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1998 Ford Windstar GL 3.8L no comm VIN: 2FMDA5144W
When it's damp out this van loses communication @ the PCM but if you try and start it a couple of times it will communicate and start. I have disconnected a bunch of sensors but no change. Had some U codes in the ABS, U1009,U 1027, U1608. I even disconnected t...
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2006 Ford E-450 Super Duty 6.8L steering VIN: 1FDXE45S36
I currently working on a 2007 Ford E450 motor home chassis with 38,000 miles on it...Motorhome has performed flawlessly until a few days ago..She was on her way back to Ohio from Florida..The front-end started shaking so violently that things were falling of t...
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2011 Ford F-350 Super Duty Lariat 6.7L Excessive Emissions, Hesitation, Poor Fuel Economy, MIL Lamp on VIN: 1FT8X3DT3B
Sorry guys for the lack of testing. I'm pretty ingnorant on DPF regeneration system. I've spent about 1/2 the day reading online just trying to figure out what to test. Didnt find anything on iATN for above codes under "fix" data base. So I humbly ask your hel... Trouble codes: P242C, P249F, P2463 (diesel particulate filter-soot accumulation), P246C
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2003 Honda Civic LX 1.7L compressor VIN: 1HGES16543
the compressor will not turn on due too relay not being grounded by pcm. I can groung e18 red wire at pcm and compressor will turn on. Scanner indicates no a/c command.I grounded blue wire at pressure switch and compressuor will run so I replaced thermal switc...
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2007 Hyundai Sonata SE 3.3L Airbag VIN: 5NPEU46F07
Car came in with airbag light on. Check for codes with snapon modus scan tool and none were found in active or history codes. Cleared the non existent codes, the airbag light goes out for half a second then comes back on. Does not blink, just stays on. Still n...
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2005 Kia Amanti 3.5L No power VIN: KNALD12415
Vehicle came in to shop to replace TPS sensor, as diagnosed by Dealer, we installed new oe part, and customer brought car back, and said sel was on and had no tach. We scanned it, and had a p0320 code, replaced Ignition fail sensor, and cured that issue. Custo...
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1999 Lexus RX300 3.0L MIL Lamp on VIN: JT6HF10U5X
Recieved the replacement part part number 77740-48011 which superceded a 77740-48010. The problem is, there is an extra port on the pressure sensor and is missing a hose tee from another connection. Not not sure what to hook where and the local lexus dealer wh... Trouble codes: P0441
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2008 Mazda 5 Grand Touring 2.3L Excessive Emissions VIN: JM1CR29L98
Fail CO EMISSION 0.9 : Replaced Air/fuel ratio but still fail. MAF Replaced but same. Idle AFR 0.99 BARO 3.99V BARO 14.6 PSI ECT .58 V = 195 F EQ RAT11 BANK1 SENSOR1 : 0.99 EQ RAT11 DSD(DESIRED EQUIVALENCE RATION) 0.97 FUEL PULSE WIDTH 1920 US IAT 1.62V =98 ...
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2004 Mercedes-Benz C240 4Matic 2.6L srs VIN: WDBRH81J74
This C240 came to me with the left front splash panel missing and damage to the wiring for the washer pump & left front lights. The washer level indicator and coolant level were both showing on the instrument cluster display as well as the srs warning. I repai...
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2006 Mini Cooper S 1.6L No Start VIN: WMWRE33566
Car was towed in with a no start condition. Customer stated he shut off car and it would crank with no start. I looked into this car and found the instrument cluster is no working or lighting up at all and OBD2 connector has no power, no spark due to no coil p...
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2007 Mini Cooper 1.6L MIL Lamp on, Reduced power VIN: WMWMF33537
Came in with timing chain noise ,rattle and check engine light. Cores p0011,p0012 and others i cant remember.we have had several with the turbo engine that had the same problem, and always had good results, we have all the set up tools for both engines.the kit... Trouble codes: P0014 (p0115-), P0115 (p0017-), P0017 (testing and results)
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2009 Mini Cooper S 1.6L abs module VIN: WMWMF73519
abs light on intermittent code 5e2c control unit supply no data available on alldata for code any info would be appreciated
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2004 Nissan Maxima SE 3.5L transmission
Hello , this Nissan came in with a P0726 code which says its CAN communication issue. The transmission shifts all over the place and sometimes neutrals out, however after reading some posts and talking with my tranny shop this may be an electrical issue but a ...
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1983 Porsche 928 S 4.7L Left camshaft VIN: WP0JB0922D
Oil still was leaking from that front cam flange pretty much the same as it did before we resealed it. There doesn't seem to be a crack anywhere and all the seals went in without nicking them. We removed that front flange from the left cam and carefully inspec...
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2004 Porsche Cayenne 3.2L Starting VIN: WP1AB29P64
This vehicle was in an accident. body shop fixed some suspension work and, the vehicle won't start. They installed a new battery. It was towed in to us and, I can't talk to any of the control modules. I have checked all fuses that I could find that were associ...
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2000 Saab 9-3 SE 2.0L Interior VIN: YS3DF55K6Y
Hi, I'm having a problem with the audio system in this car. Right now I'm heading negative in progress. Owner has replaced head unit and amp twice each. Last situation was that stereo works intermittently and can be triggered to work by jiggling steering whee...
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2000 Toyota Echo 1.5L missfire VIN: JTDBT1237Y
have a 2000 toyota echo.have missfire codes p0301 and p0304 but not at the same time.I have replaced spark plugs,coils,maf sensor,computer,intake gasket, vacum lines.any ideas has anyone had a timing chain problem with this model?
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2005 Volkswagen Beetle GLS 2.0L Radio VIN: 3VWCM31Y35
I replaced the battery, which was a much more complicated job than I would have anticipated... These cars are fairly miserable to work on, but fortunately I don't see many. Anyway, the radio now displays "Safe 1000" and it needs to be coded before it will wor...
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2007 Volvo XC70 2.5L Hesitation, Sputtering VIN: YV4SZ59257
I replaced a faulty fuel pump on this about a month ago. Vehicle just came back with a complaint of it bogging/sputtering on them but can not recreate complaint. Identifix is saying fuel pressure at idle should be 43-45psi and I'm at 50 psi and duty cycle shou... Trouble codes: 2900 (Fuel pressure), 290D, 212C, 2800 (Fuel pressure sensor), 3100 (Misfire at least one cylinder)
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1989 Chrysler TC Maserati 2.2L Poor Idle Quality, Stall VIN: ZC2FP110XK
Found incorrect spark plugs installed, corrosion on spark plug terminals, replaced still had hicup at idle even though pick up scoped good replaced, idles much better now, customer was happy with results so quit there, thankfully this is the chrysler 2.2 so pa...
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2001 Chrysler Sebring LXi Limited 2.7L instrument cluster VIN: 1C3EL65U41
Well, we didn't go any further with this car. I was hoping for some test procedures on how to verify if the cluster was at fault. For the record we did re-solder the joints on the cluster circuit board early on to no avail. I'm not going to throw a cluster in ...
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2001 Chrysler Sebring LXi 2.7L No Start VIN: 1C3EL55U91
We pulled the transmission to inspect the flywheel and it was broke completely around the center. see pic--- It was not making any noise at all! First time I hav...
15
1992 Ford F-350 XLT Lariat 7.3L converter VIN: 1FUYGFVBK8
customer did not bring truck back for repairs.thank you all for your help
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1998 Ford E-150 Econoline 4.6L all gauges VIN: 1FDRE1462W
sorry for taking so long to close this one, customer went on vacation. we replaced ground cable from batt to frame and all is good. thanks everybody for your replies.
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2001 Ford F-350 Super Duty Lariat 7.3L oil pan VIN: 1FTSW31F31
Removal of the trans is not needed.Removal of the turbo is.Otherwise comes out like any other engine.Motor mounts removal would make it slightly easier to re-install but not needed.Removed radiator and condensor and front clip to remove .Thanks again for the a...
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2001 Ford F-250 Super Duty Lariat 7.3L Surge, Cuts out, Misfire VIN: 1FTNX21F01
well after lots of time and money ended up being bad cam sensor replaced sensor 4 times all oe sensore last one all fixed never would have thought bad cam sensor would cause all those problems and not set code even scoped out good lession lerned
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2005 Ford F-150 FX4 5.4L vct VIN: 1FTPW14505
We have a oil pressure issue - nothing is stopped up - oil is clean - having heads rechecked - cams are not getting enough oil to them.
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1999 GMC C6500 Topkick C6H042 7.4L No Start, MIL Lamp on VIN: 1GDJ6H1B9X
It is fixed... Was the customers cam sensor distributor assembly. Three of us techs looked at his part and compared it to one we ordered. Visually the two were perfect in every way. Reluctor,shaft clocking,are all the same. All who responded and took your time... Trouble codes: P0341.
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2004 GMC Sierra 1500 SLE 5.3L Vacuum assist VIN: 2GTEK19T64
Danny & Roger thank you for the specifications/testing information. All components tested good for the few days I had vehicle. Intermittent symptom did not occur while here and has not occurred since vehicle left here 2 weeks ago. Thank you iATN members!
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2004 Honda Pilot EX 3.5L No power VIN: 5FNYF18594
Thank you for all of the information. I cleaned the throttle body, which was very dirty. This did not seem to help. The customer had to take the car back to use and was to bring it back later for more investigating. So far they haven't returned the car. I h...
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2004 Hummer H2 6.0L MIL Lamp on, Limp mode VIN: 5GRGN23404
SORRY FOR TAKING SO LONG WITH THE CLOSING. JUST WANTED TO MAKE SURE IT WAS FIXED. STORY GOES: CUSTOMER DROPPED VEHICLE OFF MONDAY FOR ME TO DRIVE AS MY PERSONAL VEHICLE FOR HOWEVER LONG NEEDED. VEHICLE WOULD GO INTO LIMP MODE ONCE SOMETIMES TWICE PER TRIP. HAD... Trouble codes: P0120 (Throttle position sensor circuit malfunction), P2135 (Throttle position voltage correlation).
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2003 Lexus LS430 4.3L ABS module VIN: JTHBN30F03
Thanks for all 10 replies, most of you are correct. The right fix is to relearn the traction control sensors. After over 2 weeks ofdriving my customer told me the light was never come back. Thanks a lot for the help!
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2008 Mini Cooper 1.6L MIL Lamp on VIN: WMWML33508
When the response I received said he got the info from all data I found it the next morning after I cooled down a bit. The motor I received was in one piece with harness I still had no real testing info the only damage was the wire going to the exhaust cam so... Trouble codes: P0015.
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2000 Mitsubishi Eclipse GT 3.0L Heat output VIN: 4A3AC84L7Y
The vehicle is fixed. I put a clear hose inline with a new heater core so we could see what kind of flow we have through a new core. Compared to the newer one in the car and found to be much less on the one in the car. Blew out the heater core that was in t...
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1991 Toyota Land Cruiser 4.0L Excessive Emissions, Surge, Misfire VIN: JT3FJ80W9M
Thank you everyone for your help with this Land Cruiser, you guys pointed me in the right direction. Ended up replacing the distributor to smooth out part throttle misfire. I still could not find a problem with the original distributor, but replacing it seems ...
9
1998 Toyota 4Runner SR5 3.4L compressor VIN: JT3HN86R1W
thanks to all who replied. looks like using cheap compressors was the problem. we installed a factory compressor and all is well. lesson learned!!
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2000 Toyota Echo 1.5L egine VIN: JTDBT1237Y
Sorry Guys my Tech opened a new Help request on the same vehicle,I guess frustration. We did correct the problem as yet, running out of ideas. Changed injectors, coils, plugs, computer, compression good, fuel pressure good, cleaned all grounds, Intermittent pr...
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2006 Volkswagen Jetta TDI 1.9L A/C compressor VIN: 3VWST71K46
Thanks for the replies. The folks at Ross-Tech wound up reviewing my logs and were able to see that the part number for the HVAC module was incorrect for the car. The installed module was from an '09 and this car is an '06. The customer wound up taking the ...
6
2006 Volkswagen Passat 2.0T 2.0L No Start VIN: WVWEK93C86
hi, everyone after checking all relays, and track all involved wires , got to ecm. and find out that ecm.is the problem , a reman. ecm. and programing solved the problem. injector drive is in the engine computer. thanks to all of you for help
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2006 Volkswagen Jetta TDI 1.9L exhuast gas in cooling system VIN: 3VWDT71K56
Thank you for your responses. We put in a new EGR cooler, old one changed 14 months ago. This stopped the diesel from entering the coolant and the flow improved to the heater. We drove the car 100 miles or more before we returned it to the customer today. The ...
4
2006 Volvo XC70 2.5L fuel tank leak VIN: YV4SZ57126
Soaked the seal in trans fuild for about 6 hours and then lubed the seal up. I smoked tested the tank and didn't see any leaks. I let the car run in the shop for about 2 work days with the right side of the vehicle jacked up. Didn't see anything leak so I thin...
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