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Professional Automotive Repair Technical Discussions for January 14, 2013 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2006 Audi A4 2.0L Surge, Stall, MIL Lamp on VIN: WAUKF78E46 This is my personal car and it is driving me nuts. Audi has gone to guided fault diagnosis with the vag-1551 scan tool and has not released any diagnostic flowcharts for any of their drivabilty codes. The car started setting the CEL with the P310b code. Driv... Trouble codes: P310B, P2293 |
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| 2004 BMW 745i 4.4L valvetronic servo VIN: WBAGL63404 We are changing valve cover gaskets on both banks. I know to remove bulkhead cover, and we have a Verus Pro and see the functions for valvetronic, and 3 functions for that. Valvetronic limit learn, then valvetronic servo motor removal, then valvetronic minimum... |
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| 2007 BMW X3 3.0si 3.0L Poor Idle Quality, Surge, MIL Lamp on VIN: WBXPC93437 Good day BMW techs everywhere.I have this 07 X3 that drove in this morning with an intermittent excessive internal engine vacuum problem.Now we have all done hundreds of these on the m54 engines where we replace the oil seperator but after an extensive search ... |
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| 2001 Chevrolet Silverado 1500 4.3L No Start VIN: 1GCEK14W71 Hi guys, I have this truck which was towed in from another shop. Customer was complaining of intermittant rough running and non start but it will not start at all now. Engine cranks over but will not catch. Distributer cap, rotor arm, coil and wires all loo... |
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| 2002 Chevrolet Silverado 2500 HD 6.6L Surge VIN: 1GCHK23152 This truck starts a hard surge at idle (almost stall) when coolant temp reaches 140 deg. What i see is happening is the throttle plate slams closed for a few seconds then opens again just before it stalls. this cycle happens about 4 to 6 seconds apart. the egr... |
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| 2002 Chevrolet Impala 3.4L No Start VIN: 2G1WF52E22 truly a weird one. vehicle attemps to start but doesn't,then is a crank no start. good fuel pressure and spark presant when failing. no injector pulse. verified cam,and both crank sensor waveforms in good shape at pcm. all pcm powers and grounds also ok. leavi... |
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| 2005 Chevrolet Colorado Z85 LS 3.5L Power lock/window VIN: 1GCDT136X5 It is really bothering me.I have no driver side window operation or power door lock actuation.I have checked for power and ground and it is good. The other windows work fine. I have read about a "cold boot" procedure where you disconnect the battery cables and... |
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| 2007 Chevrolet Tahoe LTZ 5.3L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1GNFK13067 Vehicle came in with a dead miss. Only had P0300 set - misfire data shows constant misfires on #1 and frequent misfires on #8 all other cylinders are ok. I pulled the #1 spark plug and it was soaked with fuel as was #8. I tested both coils for Kv output with m... Trouble codes: P0300 (Random misfire) |
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| 2004 Chrysler Sebring Limited 2.7L Passenger window VIN: 1C3EL65R84 Hello, The vehicle is intermitently not allowing the passenger window to go up. This vehicle is a convertible, so it has a window drop relay for opening all windows during roof operation. When problem occurs, you can move the window down all the way. If you... |
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| 2004 Chrysler 300M 3.5L Heat VIN: 2C3HE66G74 I have a 2004 Chrysler 300m im working on for a customer. The car has little to no heat. I replaced the t-stat twice with a gates aftermarket unit. Went back a third time with a factory Chrysler t-stat still same results. I have recently done a timing belt and... |
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| 2010 Chrysler Town & Country Touring 4.0L Brake Pads VIN: 2A4RR5DX6A Thank you in advance for your help, we have this 2010 town and country van giving us problems with the brakes. The car came with the front brake pads metal to metal, so we replaced pads from dealer, after market rotors as the factory rotors were on national ba... |
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| 2003 Dodge Ram 2500 Van 5.9L Cuts out, Misfire, MIL Lamp on this is a van i am helping another shop with, at times under load above 190 degrees engine will cut out and back fire through intake, have scoped all sensors and ignition system at time of failure and all is steady, only thing that is odd at time of failure th... Trouble codes: P0301 |
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| 2004 Dodge Ram 1500 ST 5.7L cruise control VIN: 1D7HA18D24 my cruise control will shut off intermentely while driving. some times it will work for a long period then other times it will keep shutting off about less than a minute after I turn it on. It will shut off even if cruise is not in use, but turned on. Thanks f... |
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| 2005 Dodge Grand Caravan SE Plus 3.8L ASD Relay VIN: 2D4GP44LX5 2005 Dodge Grand Caravan. When you turn the key to the on position the ASD relay starts clicking very rapidly. Also at one point the cruise message was flashing at the exact time asd relay was clicking. Attempt to start vehicle and starter engages and disengag... |
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| 2008 Dodge Ram 1500 ST 3.7L Misfire VIN: 1D7HA16K88 Skipping at idle on #4 cylinder. Smoke test system for vaccuum leaks Ok Checked for intake gasket leakage ok switched all # 4 cylinders components to #3 and still skips at idle only. Trouble codes: P0304 |
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| 1995 Ford E-350 Econoline 4.9L hard start hot VIN: 1FCJE3993S When cranking timing is 32 degree's BTDC engine hard to turn over too advanced,when ignition or fuel disabled cranks over fine. Would like help in finding out what cranking timing should be. |
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| 1996 Ford E-350 Econoline 7.3L No Start VIN: 1FDKE30F5T Vehicle towed in to shop. first time customer vehicle has crank no start. customer claims vehicle ran beautiful. he shut truck off and it would not start next day. upon inspection vehicle was 6 quarts of oil low. oil level now correct. Someone recently has ins... |
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| 2004 Ford Taurus SES 3.0L Misfire VIN: 1FAFP55S64 start the car up and has misfires in it runs real rough but if you unplug the #3 coil it runs better plug it in and runs worse had the coils and plugs replaced so i performed a compression test- all cyl have around 180- its has codes in it for coil a,coil b an... Trouble codes: P0351, P0352, P0354 |
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| 2004 Ford F-550 Super Duty Lariat 6.0L No Start, MIL Lamp on VIN: 1FDAF57P24 to all the diesel tech out there need help on this truck i can't really diagnose this truck properly for i'm lacking of all the wiring diag. and mechanical diag. for our shop is a small shop and not equip with diesel. but, this customer was satisfied to our pr... Trouble codes: P0670, P0232 |
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| 2006 Ford Expedition XLT 5.4L Misfire VIN: 1FMPU16516 This vehicle is a Police Patrol unit. It has a misfire under load on cylinder #03. The engine runs smoothly at idle and seems ok at all speeds until you floor the accelerator pedal. It starts out ok but in a second or two it starts to misfire horribly and it s... Trouble codes: P0303 (Engine misfire cylinder 03), P0316 (Engine misfire on startup) |
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| 2011 Ford F-150 FX2 5.0L door locks VIN: 1FTFW1CF1B This vehicle was brought in for a issue with the power locks. While setting in the shop, the door locks will unlock themselves multiple times without anyone in the vehicle. It will do it intermittenly until it totally kills the battery overnight. I checked sig... |
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| 2004 Infiniti G35 3.5L Heater VIN: JNKCV51F84 Hi, Customer came in with overheating problem and anti-freeze leaks - upon initial inspection we saw radiator top was busted open indicating over-pressurization - replaced the radiator and thermostat, bled the system and it seemed fine until I test drove it - ... |
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| 1998 Jaguar XJ8 4.0L window VIN: SAJHX1248W This has the drivers window stops working clicks if we reset the battery it will work for awhile a few days and stops working again, we have seen this several times and in most cases we just reset battery and in most cases that it but this is reoccuring too of... |
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| 2004 Kia Rio 1.6L blower switch connector VIN: KNADC12534 From KIA the blower switch and resistor are available but not the connectors that are both melted. KIA says that they are only available with a harness assembly for $736.15 Has anyone run into this and found the connectors seperately. |
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| 2008 Kia Rondo LX 2.7L MIL Lamp on VIN: KNAFG52668 This vehicle runs like a champ but these codes continue to pop up. Unfortunatly I cant seem to get much honesty from the customer.We checked double checked and then re-checked for any vacuum leaks of which we found none.We replaced B2 sensor 1 and2 ,the M.A.F.... Trouble codes: P2187, P2189 |
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| 1996 Land Rover Range Rover SE 4.0L windows VIN: SALPV1244T Intermittently, lose all controls on switch pack(windows, mirrors, sunroof). Tried a new switch pack when it was acting up but to no avail. A wiring diagram would be helpful to determine if power/grounds and signals are there. [...] Thanks! |
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| 2002 Land Rover Discovery Series II SD 4.0L No Start VIN: SALTL15482 Hello out there, This Rover ran for a couple of days after engine was replaced, and then quit. No spark or fuel pump. We get this code for the immobilizer coding(P1673) after a long crank, and sometimes a code for the security system, (P1000). Nothing in Allda... Trouble codes: P1673 (Immobilizer not coded) |
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| 2004 Mazda 6 i 2.3L Poor Idle Quality, Hesitation, Surge I have not gotten to far into this as I started at the end of day. The car stalled on the customer and was towed in. The mil is on with a P0340 code. I checked the oil level (as I would first with a VVT engine), and it was 3 quarts low. added oil and it starte... Trouble codes: P0340 |
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| 2008 Mazda 3 i 2.0L engine VIN: JM1BK32G48 Replace crank pulley then tried to start engine.No start found bent valve. We checked all timing marks,is there something we missed?? There is no key on crankshaft pulley.Put bar in for camshaft Then bolt for crankshaft rotated crank until web hit bolt,then li... |
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| 1993 Mercedes-Benz 190E 2.3 2.3L No Start VIN: WDBDA28D7P hello, this car is actually a 6 cylinder. I didnt have the car available to me now and need to figure this out before I am near it, So, this is my dads car. It has been running not so great for a long time and I decided to attempt some adjustment on the fuel... |
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| 2002 Mercedes-Benz C230 Kompressor 2.3L No Start VIN: WDB2037452 This is a C200 coupe and not a 230.Car was towed into us with a no start problem. Check spark ok. Found no fuel pressure ,found that the ecu is not switching the fuel pump relay to earth. No fault codes recorded. Hoping that there are some common faults that m... Trouble codes: N11 |
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| 2008 Mercedes-Benz C350 Sport 3.5L eis VIN: WDDGF56X08 This vehicle came in as a no start/no crank. it was determined that the electronic ignition switch (EIS) has failed. I have gotten a OEM replacement and key, and have removed the old one. The question is I can not find any replacement procedure and I don't wan... |
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| 2006 Mini Cooper S 1.6L Hesitation, Cuts out, MIL Lamp on VIN: WMWRE32006 Hey Mini tech's, this cooper S came in before christmas with a loss of acceleration. We checked codes and found p1688(throttle body), but could not fault wiring or throttle body. We then noticed that the alternator was not charging correctly so we replaced the... Trouble codes: P1688 (Throttle body), P1627 |
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| 1997 Nissan 200SX 1.6L Hesitation, Surge VIN: 1N4AB42D3V Car was first brought in for a no start and found timing chain with alot of slack in it and 2 broken off teeth from the intermediate gear. Replaced both timing chains guides and tensioners and got it running. Customer has stated that even before it quit runnin... |
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| 2000 Nissan Quest GLE 3.3L timing VIN: 4N2XN11T3Y hey guys i have a 2000 nissan quest 3.3L. trying to set ignition timing correctly. alldata and mitchell show five marks on the crank pulley with the last one on the left being zero. this vehicle has seven marks. anyone no which one is zero for sure? thanks for... |
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| 2005 Subaru Forester XT 2.5L Misfire VIN: JF1SG69665 This Subaru has a slightly rough idle and a light intermittent misfire @30mph in 3rd gear at 2500 rpm.. replaced plugs,cleared codes and rechecked,original Code was set cold at idle,and has not returned. my question is how to find a misfiring cylinder on a veh... Trouble codes: P0302 (Misfire Cyl2) |
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| 2009 Subaru Forester X Premium 2.5L Clutch VIN: JF2SH63639 Hi i have a 2009 subaru forrester that i recently had done a clutch on now is will pop out of 4th gear. All other gears are working normal. When i shift into 4th and keep pressure on the gear shift it stays but when left off it grinds out of 4th. |
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| 2000 Toyota Avalon XL 3.0L Emissions VIN: 4T1BF28B0Y The costomer returned last week with the check engine light on again. The codes were read and the P0171 and P0125 were present again. With this problem persiting i decided to call the dealer (toyota) and get the OEM Air/Fuel ratio sensor. We test drove it and ... |
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| 2002 Toyota Tundra SR5 4.7L 4wd VIN: 5TBBT44132 One for you Toyo guys. Got this "02 Tundra 4.7 that the 4wd light flashes. The shaft to the front differential is turning but the front wheels are not locked in. Somebody has obviously had the front actuator off with all the blue rtv they used to seal it up. M... |
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| 2000 Volkswagen EuroVan GLS 2.8L flasher VIN: WV3AH4700Y Greetings everyone, I have this Eurovan- Rialta camper that the turn signal flasher is constantly clicking . When the turn signals are activated they work normally as do the indicators in the dash. When the emergency flashers are turned on they work normally... |
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| 2002 Volkswagen Beetle GL 1.8L No Start, Cuts out, Stall, MIL Lamp on VIN: 3VWDD21C22 Wow 17 codes! on the in laws car so i can't get out of this one. First time it stalled out road side diagnosed figured the 4yr old battery must be goofy, cleared codes and ran fine for a few days. Had been fighting a cooling system code and p0171 code. With th... Trouble codes: P1115 (1 o2 shorted to gnd), P0261 (1 inj shorted to gnd), P0267, P0270, P0264, P1475 |
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| 2005 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWRA69M15 This car came in about 2 months ago for a check engine light. Codes found were 16555 (Po171) Fuel system lean bank 1 and P0101 MAF sensor implausible signal. Found the MAF to not be putting out the correct numbers and replaced the MAF. The car came back a coup... Trouble codes: P0171 |
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| 2005 Volkswagen Passat GLS 1.8L MIL Lamp on VIN: WVWAD63B45 I continue to get a check engine light on i have smoked engine and checked fuel psi and check the pcv system and replaced maf. About every 2 weeks light comes on. test drove and watch the fuel trims -7.0 to 4.9. The code that turns on the light is 17544, p0171... Trouble codes: 17705 (pressure drop between turbo and throttle valve), 16684 (random misfire detected), 16685 (cylinder number 1 misfire), 16686 (cylinder number 2 misfire), 17544 (fuel trim bank 1 system too lean), 17519 (o2 sensor regulation bank 1 no signal no commuiction system) |
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| 1998 Volvo S70 2.4L MIL Lamp on VIN: YV1LS5576W Ok this vehicle is giving us a very hard time. It came in with an exhaust leak in the flex pipe and o2 sensor codes. So we replaced the pipe and erased the codes and they came back. We then replaced both sensors sent it out and it came back with P0133. we chec... Trouble codes: P0133 (02 sensor circuit slow responce bank 1 sensor 1), P0140 (02 sensor circuit no activity detected bank 1 sensor 2) |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 1997 BMW 540i 4.4L thermostat VIN: WBADE6329V Thank you guys so much for your input. I did use aftermarket parts, UGH. I could not get the auxilary pump to run at all. Still i could only find one bleed screw in the expansion tank and i dont own a air lift tool so i ordered one I think I will get it thi... |
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| 1998 BMW 528i 2.8L No Start VIN: WBADD6322W Well this vehicle is officially fixed. A special thanks to Scott and Alan that responded with my additional information requests. Alan is the official winner on this one. His comments on how the recall to upgrade the crankshaft position sensor can easilly be u... Trouble codes: 61 (Rear oxygen sensor), 79 (Rear oxygen sensor). |
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| 2005 Buick LaCrosse CXL 3.8L Turn signal/Hazard Flasher VIN: 2G4WD56245 Thanks to all who replied. Many suggested that left front speaker is source for "chime" but it checked out fine. Others suggested speaker in dash but that too seems to be working. Tried Robert from Maryland's suggestion to correct a logic lock issue but still ... |
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| 2002 Chevrolet Tahoe LS 4.8L 3-4 Shift VIN: 1GCGK13V92 This truck is good, the problem was inside the trans it was commanding 4th but it would not shift Tcc was engaging 0 slip. we decided to get another unit, the rebuilder said most likely an internal leak. Thanks Nello |
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| 2007 Chevrolet Equinox LT 3.4L Idles too high VIN: 2CNDL73F97 It has been three weeks since I replaced the throttle body on this vehicle and there has been no complaints. I did have an issue with a idle relearn but quickly cleared that also. Thanks for all of the replies that I received, they were very helpful. |
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| 2004 Chrysler Crossfire 3.2L No Start VIN: 1C3AN69L34 Good Day everyone who replied. Sorry for delay, holidays and vacation got in the way of closing on time. After hours of rechecking everything from starter wiring to rebulit PCM and actually exchanging PCM again, (nothing was wrong with rebulit PCM) they sent u... |
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| 2000 Dodge Intrepid 2.7L No Start, Poor Idle Quality, Hesitation, Stall, Misfire VIN: 2B3HD46R4Y Thanks to all who replied for some great information. I arrived at work today with a plan to revisit everything i had already tested. Cold engine 60 hours sitting in the bay. Smoke tested intake and still no leak, retested fuel pressure with a different gauge ... Trouble codes: P0171, P0174, P0300, P0305, P0306. |
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| 1987 Ford E-350 Econoline Custom 7.5L Poor Idle Quality VIN: 1FDKE30L1H Thanks for the help. The wht/blk wire ran about two ft and ended in a male spade with no like connector anywhere near it. We took everything off the front and top off this engine. It's not there. There was a blue wire that we found under all the polution contr... |
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| 2002 Honda Odyssey EX 3.5L Hard start VIN: 2HKRL18952 This Honda is now fixed. I adjusted the valves on both banks and I can say it now runs like new. I recieved other suggestions for possible failing ignition switch but it never seemed to act the way they do when they fail. This one is fixed and on to the nex... |
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| 2008 Infiniti EX35 Journey 3.5L Crankshaft Bolt VIN: JNKAJ09F18 Thank you for all the replies. this bolt was right hand threads and very tight. I had tried my 3/4 inch impact with no success due to the fact that we had to use a swivel due to interference from the fan shroud which appears to also bolt to the body behind the... |
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| 2001 Jaguar XJ8 4.0L MIL Lamp on VIN: SAJDA14C71 Thanks for the eight great replies. Most centered on harness damage, injector power supply or resistance. One suggestion was to check fuel pressure. The injector power wires all had 12 volts and were receiving a solid ground signal from the PCM to open. We cou... Trouble codes: P0201 (Fuel injector circuit malfunction cyl 1), P0204 (Fuel injector circuit malfunction cyl 4), P0206 (Fuel injector circuit malfunction cyl 6), P0207 (Fuel injector circuit malfunction cyl 7). |
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| 1986 Mercedes-Benz 560SL 5.6L heater VIN: WDBBA48D1G All the replies were great, mainly about the rebuilding of monovalve and the fact the lower hose on this car runs colder than most cars. The repair was cust took car put back into storeage. Thanks alot Mark |
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| 1987 Mercedes-Benz 560SEC 5.6L 4 Cilynders VIN: WDBCA45D7H Well, thanks everybody for the input I received from this post, what learning experience and how good is it feels to be part of this iatn family, thanks to everybody especially you guys that refer to the washer behind the camshaft gear, my guy is a good techni... |
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| 1995 Mercedes-Benz E320 3.2L draw VIN: WDBEA32EXS Found comfort control module drawing 70 ma so I replaced that and also intermittent draw from door switches. Replaced all of them. Now no significant draw. |
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| 2004 Mercury Mountaineer 4.6L Transfer case VIN: 4M2DU86W84 Thanks for all of the tips First i measured all four tires, Found them very close in circumference Removed rear cover, found fluid clean and no play what so ever Removed and replaced - Transfer case with jasper unit Vehicle is fixed and customer is happy Th... |
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| 2004 Nissan Quest SL 3.5L hose VIN: 5N1BV28U34 thank you for all your advice. the hose is on and vehicle down the road. i used a combination of taking out the cowl assembly,slightly lowering the rear cradle and using alot of profanity. hardest part like what was mentioned is the banjo bolt because the hose... |
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| 2008 Saturn Vue XE 3.5L 1-2 shift VIN: 3GSDL43N58 Thank you, thank you, thank you to everyone who responded. We reprogramed the PCM/TCM and all is working good now. |
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| 2006 Subaru Outback R VDC Limited 3.0L Misfire, MIL Lamp on VIN: 4S4BL84C26 I could not get the missfire codes to reoccur, even after 2 weeks of driving this car, I believe the timing chain on the driers side would be the most likely source of the codes, since the cylinder missfires are all on that side. The actually cause could not ... Trouble codes: P0302, P0304, P0306. |
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| 2001 Toyota Echo 1.5L Evap not ready VIN: JTDBT12321 I kept using the supplied drive cycles between iatn and alldata, but was unable to set the readiness. Asked customer to keep driving vehicle and haven't heard back yet. Trouble codes: P0440 (Evap Malfunction). |
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| 1997 Volkswagen EuroVan Camper 2.8L ABS Module VIN: WV2EH8704V Module is bad.Unfortunatley BPA does not repair these particular modules and customer declined any further repair and will pass it on to the next owner. |
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| 2004 Volvo XC70 2.5L Unknown VIN: YV1SZ59H94 Well I got this car back to day and the cust. did not take it to the alinment shop I recomended and was still lifting and pulling to the right, retest drove and still same, replace the A-arm I replace with the old A-arms with lemforder bushing when I was putti... |
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