Automotive Technicians Technical Discussion and Fixes for Apr 4, 2011

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	Help Request	Answers
	1995 Audi A6 Quattro 2.8L Hesitation, Cuts out, MIL Lamp on VIN: WAUJA84A7S I have a 95 A6 that came in with a hesitation under load and we have normal idle. I checked codes and had an intake leak code so i smoke tested and found two hoses leaking replaced hoses. checked vss and speedo works and reads on scan tool. tested erg system n... Trouble codes: 16885 (vehicle speed sensor range/performance), 17816 (egr temp sensor signal to high), 16785 (egr flow insufficient detected), 17912 (intake leak detected)	View
	1997 BMW 318i 1.9L MIL Lamp on VIN: WBACC9328V I hve been chaising a P0402 fault on this car for the past 2 years I will give a quick summary I have put in 4 after market cats every time the check engine light would come on the only code stored was the P0420 and all the cats would break apart. I replaced t... Trouble codes: P0303 (Cylinder 3 misfire), P0420 (Cat efficency)	View
	2000 BMW 528i 2.8L No Accelleration VIN: WBADM6345Y Thanks In advance. we installed a used engine on the car. we ran the vin codes on both to make sure they were a match. after installation everything ran fine. after the customer had the car for about two days he came back in and stated that he had know accelle...	View
	2006 BMW Z4 M Coupe 3.2L Convertible Roof VIN: 4USBU53546 The convertible top does not work. The latching mechanism does work and will release and lock fine. The led blinks constantly unless the up or down button is pushed and then it will stay lit solid while the button is depressed. I have scanned for codes and the...	View
	1998 Cadillac DeVille 4.6L transmisison VIN: 1G6KD54Y8W Hello all, I have a real interesting condition. Car came in running very very poorly due to bad head gaskets. Car was driven some time with bad head gaskets and it was the radiator that let go and forced the car to be repaired. Powertrain was dropped from the...	View
	2003 Chevrolet Cavalier 2.2L No Start VIN: 1G1JC52F83 Hi iATN, I replaced a BCM that fixed the intial complaint, the cluster was not reading the correct information. I programmed this BCM via Tech 2. Everything went smooth and functioned correctly. Next day the car will intermittently not start and ERROR will sh... Trouble codes: U1000	View
	2004 Chevrolet Cavalier 2.2L MIL Lamp on VIN: 1G1JC12F24 Hello there I have this cavalier here and it keeps throwing a large evap leak code. I have replaced the fuel pump assembly due to the evap line leaking at pump. I have replaced the evap purge solenoid. Also the small wiring harness is good to the solenoid. I h... Trouble codes: P0455	View
	2006 Chevrolet Cobalt LS 2.2L MIL Lamp on VIN: 1G1AL15FX6 This car has had a air pump, pump check valve/shut valve replaced. All power and grounds are good. all tests pass in the shop but will set code and turn on s.e.s. light within 100 miles. All hoses and vacuum for the system seem good. No other problems are pres... Trouble codes: P0411	View
	2006 Chevrolet Silverado 1500 LS 4.8L headlights VIN: 2GCEC19V06 Customer says headlights go off while driving. I checked fuses,grounds,and swapped relays. I found code B2580 in computer memory. Am looking at a bad headlight switch but couldn't reconcile that with the trouble code. Anyone familiar with this code? thanks	View
	2001 Chrysler Sebring LXi 2.7L thermostat housing VIN: 1C3EL55U61 it is now back for the 5 th time since that repair and is leaking at or above 14 psi from the side of the thermostat housing and this will be the 4th housing that we will be replaceing??? the original housing from the dealer and the next three were aftermarket...	View
	2004 Chrysler 300M 3.5L Vent System VIN: 2C3HE66G74 Goodmorning,I have a 2004 chrysler 300M with a 3.5L.The tempature control actuator will not switch to hot,and the mode door actuator will not switch.I did the recalibration by pulling the #19 fuse then running the car.It will cycle the actuators a couple times...	View
	1994 Ford E-250 Econoline 5.8L No Start VIN: 1FTHS24H6R Hi guys, I have here this van that is driving me nuts. It seems to have everything it needs to run, yet won't start. Fuel pressure and volume check out ok, strong spark is present on all cylinders, all injectors are receiving a signal from pcm. Injectors ohm ...	View
	1997 Ford Escort 2.0L Poor Idle Quality VIN: 1FARP14J0R Hello and thank you for reading this. This car will idle up to 2600 rpm between shifts. Only does it when warmed up. cold it works good. I dont have acces to a breakout box but i did do a smoke check and replaced the egr valve due to leakage. There were no oth... Trouble codes: P1506 (Idle air control)	View
	1997 Ford E-150 Econoline XL 4.6L No Start hello all, this one is weird..van came in for normal rotation of tires..they hoisted it up on 1 of the low rise lifts. they have lifted this van several times, a repeat customer. let it down & doesn,t start. check fuses & the 30 amp maxi was blown. replaced fu...	View
	2002 Ford Escape XLS 2.0L Poor Idle Quality, Surge, Cuts out, Stall VIN: 1FMYU02B72 Veichle has constant surge from 200 rpm to 15 rpm after about 1 min or running. Have tried about everything even had to ford dealer and they had no suggestions.Runs great down the road but surges at idle and stalls out at times. No codes ever came in system an...	View
	2003 Ford F-250 Super Duty XLT 6.0L Poor Idle Quality VIN: 1FTNW21P33 Hello and Thanks for taking the time to take a look. We had a 2003 F250 with a 6.0 dropped off from a local body shop. The tuck was repainted due to hail damage on the hood and top. The problem is and was a high idle,1000rpm(High idle was apparent prior to pai...	View
	2003 Ford Ranger XL 3.0L MIL Lamp on VIN: 1FTYR11U83 Did anyone run into a code P2196? Checked back pressure and got 20 psi at wot, found foward and main cat plugged, replaced both y pipe cats and main cat, engine runs fine but still have code P2196. went thru all wiring and checks out. Any Ideas? Trouble codes: P2196 (Heated oxygen sensor bank 1 Sensor1 Biased/stuck rich)	View
	2005 Ford F-350 Super Duty King Ranch 5.4L No Start, Hesitation, Stall VIN: 1FTWW31595 Vehicle came to us with intermittent no-start, stall and hesitation. Checked for codes, no codes. Viewed data and while running properly, fuel rail pressure voltage was 2.87v. Got vehicle to act up, saw it drop to 1.00v and vehicle sputtered. Tested wires back...	View
	2007 GMC Canyon SL 2.9L Stall VIN: 1GTDT19917 Gm techs i could really use your help on this one. I actually have two of these identicle trucks doing exactly the same thing. Once warmed up this truck will stall when coming to a stop or if it sits and idles. It does not matter if it is in park,drive ,nuetra...	View
	2000 Honda Accord LX 2.3L MIL Lamp on VIN: 9XYC007516 Thanks in advance for your help. This car came in with a P1457 code, Evap system. We replaced the cut solenoid located on the canister, cleared the code and it came back. I removed the hose from the purge valve located at the intake manifold and put my smoke m... Trouble codes: P1457 (Evap system)	View
	2002 Honda Accord EX 2.3L Misfire VIN: 1HGCG56752 vehicle continues to have #3 and #1 injectors fail. replaced with new borg and warner will last about 1 mounth then fail , have had this happen at least three times. each time replaced with new then vehicle returns with missfires only on theese two cylinders a... Trouble codes: P1399	View
	2007 Jeep Commander Limited 5.7L Elecrical VIN: 1J8HG58237 We have checked everything under the sun and it all was found to be working great. He initially came in with a dead battery. Once the battery (it checked out good) was fully charged the electrical system tested good with a good parasitic draw (with in specs). ...	View
	2001 Kia Sportage 2.0L lack of power VIN: KNDJA72301 Vehicle has no power.Removed cat at manifold no joy. Back pressure test flucuates from 0-5 psi upon aceleration than settles down at .5 psi. Timing belt has been checked twice. I am thinking posiible weak/broken exhaust valve spring. Compression is 125-130 acr...	View
	1990 Mazda Protege SE 1.8L Cuts out VIN: JM1BG2239L fuel pressure,sprk,injectors ok,chaned dist with used one still the same.seem to hear a vacuum whistle but cant find any.vehicle cuts out bad while taking off from stop,stalls comingto a stop and hard to start after.only when hot.my scannerf does not give live...	View
	1997 Nissan Maxima GLE 3.0L No Start VIN: JN1CA21D4V greetings to all this car has no spark,another shop has changed both crank sensors and also the starter because it was turning over slowly.i checked and found no spark checked for codes and only have code po340 cam sensor.i scoped both of the crank sensors at ...	View
	2005 Nissan Pathfinder LE 4.0L entire system, overflow tank VIN: 5N1AR18WX5 I have an 05 Pathfinder throwing me for a loop, It initially came in with coolant pipe leaking that contain aux water pump, replaced with o.e. part and topped coolant, went for a few weeks was towded in overheated and coolant low, found coolant contaminate wit...	View
	2006 Nissan Frontier SE 4.0L No Start VIN: 1N6AD06U27 This vehicle is the oddest one I have ran accross. This vehicle witll not start with the key (it turns over with no RPM signal at the scantool.) You can push start and it will start every time. When this vheicle heats up or has been running for a while it will...	View
	2001 Oldsmobile Alero GL 3.4L day time run lights VIN: 1G3NL52E61 Hello all, I have this olds that when you out it in gear the drl will come on, flicker, and go off. When this happens the check eng light will come on with a code B2600. Looked up code but cannot find a test. If you use scanner drl will stay on with no problem...	View
	2005 Pontiac Bonneville GXP 4.6L Abs/Trac VIN: 1G2HZ54Y85 Vehicle came in with intermittent Trac light off - ABS disabled. Starts with Trac low light then system disables. Set code for LR speed variation. I caught it once on the scanner and the LR sensor read 60mph with others at 15 on rest for about 2 seconds. Other...	View
	2003 Saab 9-3 Linear 2.0L smoke from exhaust VIN: YS3FB49S03 Car initially came in blowing white smoke from exhaust. Did initial check over and found the oil level was low, so we topped it off and let the car run at idle. After checking the car over again we found that the oil level had dropped cosiderably. Checked the ...	View
	2007 Saturn Sky 2.4L waterpump VIN: 1G8MB35B87 i replaced the water pump for a leak and after the repair i have a high pitch whinning noise i did use the tool to hold the gear in place the first waterpump was a bosch then i took that off and we put on a delco and have the same result the noise sounds like ...	View
	1999 Subaru Impreza Outback 2.2L fuel tank VIN: JF1GF4859X When filling tank will not take fuel 1/2 gallon or so at a time no matter how slowly put in. Have replace filler neck (rotted large hole), vent valve on side of filler neck, canister vent valve and fuel tank pressure valve. Canister does not have fuel in it an...	View
	1992 Suzuki Sidekick JS 1.6L Poor Idle Quality, Cuts out, Stall VIN: JS3TE01V6N Hey guys, already have a diagnosis on this sled but need some input from u all. Would like some recomendations on where to send this pcm for rebuild. no longer available from OE according to parts dept in dealership. other options or inputs welcome! thanks in ...	View
	1994 Suzuki Sidekick JLX 1.6L Cuts out VIN: JS3TD03V1R Vehicle came in with all new secondary ignition parts. Driving it you would believe you had bad plug wires causing it to buck when you are cruising with the rpms around 2500. No codes, checked fuel pressure: steady 35-45. Checked tps and replaced with no chang...	View
	2002 Toyota 4Runner SR5 3.4L Vsc, Traction Light VIN: JT3GN86R52 Hello everyone. I have 2002 4runner SR5. TRAC OFF and VSC TRAC light on. Check engine light on with DTC: P0420 Cat and C1201. C1201 is for skip control ECU. Data on my VERUS show YAW rate sensor left turn at more 90 degree is 27-36 and right turn at (-27)-(-36...	View
	2005 Volkswagen Jetta 2.5 2.5L ABS module VIN: 3VWDG71K35 This 2005 VW-Jetta 2.5 came in a few days ago with a complaint of a dead battery. He, the son of customer jumped it. He said something must have been left on. But all the lights on the dash were on when driving the car to the shop. By the time I got to look at...	View
	2006 Volkswagen Passat 2.0T 2.0L Hesitation VIN: WVWEK73C06 Transmission feels like it is slipping between first and second gear Sometimes the P R N D Lights stay on. I cleared codes and they both came back a few days later. Any help would be appreciated Thank you very much Trouble codes: P0642 (Senseo reference voltage A Circuit low), P2004 (Intake manifold runner control Stuck open bank 1)	View
	2001 Volvo V70 X/C 2.4L door locks instrument cluster, washer system, VIN: YV1SZ58D71 Customer say's that the instrument cluster will go dead, when this happens the high beams will not work, sunroof inop, window and locks from drivers switch are inop, washer system inop. When everything returns to normal SRS message is displayed. Codes in most ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2005 BMW 745Li 4.4L No Start VIN: WBAGN635XD Thanks every body for all the info, First I erase all the codes from all the system,than I try to initialize CAS unit with DME unit with my OPPS unit, still the car did not start,than i found a procdure in my Lunch X431 called (adjust CAS with DME)after the ad... Trouble codes: 2F44, 2F45, 2F80.	6
	1992 Chevrolet C2500 Silverado 5.7L drive VIN: 1GCFC24K1N Thank you to everyone that replied. My intent was to learn something I did not previously know. Of course as we all knew a replacement transmission would cure the no forward motion problem. Upon removal of the transmission we found the front pump and the torqu...	15
	1998 Chevrolet Blazer LS 4.3L turn signals VIN: IGNDT13W22 At last, I got this Blazer in this morning. Put in a new multi-funtion switch. Everything working great. Thanks for all the help - you guys and gals are wonderful. Danny	31
	2001 Chevrolet Venture LT 3.4L Fuel gauge erratitic VIN: 1GNDX03E61 Finally got this thing to fail in the shop found problem was as most said fuel sender. Replaced with AC delco and all is well Thanks for the help Mike	19
	2004 Chevrolet Impala 3.8L noise VIN: 2G1WF55K05 Thanks to everyone who replied. The transmission 2-3 shift solenoid was the problem. The noise occured exactly at 3-2 shift slowing down between 15 and 20 mph. The scanner confirmed the diagnose. A new shift solenoid, and the problem is gone. Thanks again to ...	8
	2007 Chevrolet Cobalt LT 2.2L Power Door Locks VIN: 1G1AL55F37 Time to close this one. It isn't fixed yet. From the information i have received, sounds like possibly a bcm problem. Will post fix once customer brings car back in. Thanks	5
	2007 Chevrolet Silverado 2500 HD LT 6.0L Stall VIN: 1GCHK23K87 i disconnected the batt. hooked up ohm meter to the d.l.c. pin. 6 and 14 got 6-9 omhs now according to tsb this truc has a lot of problems in different places with wire chafer. wiggle the trans and a.b.s. module nothing the engine harrnes on the drive side by ... Trouble codes: P0700 (Trans requset mil), U0073 (T.c.m. Bus a off), U0100 (Lost comm. With ecm/ pcm a), U0102 (transfer case), U0140 (b.c.m.).	11
	1999 Chrysler Town & Country LXi 3.8L Cuts out, Stall VIN: 1C4GP54L8X THANKS FOR ALL RESPONSES///IT WAS A TRANS PROBLEM, WHETHER IT WAS A TOURQE CONVERTOR ISSUE OR NOT,, THE FLUID WAS BURNT BLACK AND HAD ALOT OF DEBRI IN PAN ,, THE ENGINE WOULD KILL VIOLENTY JUST ABOUT EVERYTIME YOU PUT IT IN GEAR... ANYWAY GOT A REMAN F=ROM THE...	9
	2005 Chrysler 300 2.7L Key Programming VIN: 2C3JA63H35 Hi everybody, i really appreciate everyone who helped me on this car, special thanks to Andrew [...] who followed it up with me, got the skim code from the dealer, programmed the key and it is ok. Best regards	11
	2008 Chrysler PT Cruiser Touring 2.4L gauges/ warning lights VIN: 3A8EY58B38 The most popular answers are BCM and Instrument Cluster, however, ours was a basic ignition switch. It would drop out for such a short period that we would not even lose communication with any module. Wiggled harness and were able to get the dash to drop out....	8
	2002 Dodge Intrepid SE 2.7L MIL Lamp on VIN: 2B3HD46R02 Thank you for the information , I have checked the evap flow & injector flow, the vehicle doesn't have an egr valve. At this time I am unable to duplicate the codes I will repost any further findings.	4
	2006 Dodge Grand Caravan SE 3.3L Rear hatch release, fuel guage, accessory relay VIN: 1D4GP24R56 First off. Thank you to the three who took time to respond. The problem was caused by the customer. Actually the guy who stops twice a day everyday to see how the van is. Yes that guy! He was installing fire extinguishers in the vans for this company. I di...	3
	2007 Dodge Sprinter 2500 3.0L 1-2 shift VIN: WD8PE74567 The vehicle has not come back to our shop. Most of the posts said to do trans service and re-set adaptations. Our trans rebuilder thinks it might have a valve body issue. If the vehicle does come back, we will try doing the basics first and see what happens...	6
	1989 Ford F-150 XL 4.9L Hydraulic system VIN: 1FTE14Y4KL HI guys, First I want to thank each and everyone of you for responding. There were so many of you and many with different ideas and equipment to use, I was surprised. We first tried to push back the arm on the clutch several times. It helped but thats ...	40
	1991 Ford E-150 Econoline Club Wagon XL 5.0L 2-3 shift VIN: 1FTDE14N2M Thank you to all the offered help. The customer called and said that the 2-3 shift would occur at about 50 MPH. I told him to adjust the throttle cable. He drove the vehicle for three more days before he brought it to me to check. By that time the trans had no...	11
	2000 Ford Ranger XL 3.0L Starting VIN: 1ETYR14VXY Junk parts. Hard to imagine I know. Quess where it came from. The solenoid would stay stuck in causing the starter to keep running. I even one time had all relays and fuses in the PDC removed, the battery cable disconnected and it kept turning over. I found th...	18
	2005 Ford Freestar SE 3.9L Surge, Stall, MIL Lamp on, No reverse VIN: 2FMZA51605 Removed pcm #3 for inspection---found water intrusion again.Dried out pcm since it was only 1 week old and performed tsb 10-3-3- for resealing pcm case itself and drilling 4 drain holes in pcm case. Now all data normal and vehicle runs perfect. Thanks to all w...	6
	2006 Ford E-450 Super Duty 6.0L TR Sensor VIN: 1FDXE45P36 Thanks to all 7 of you who replied to this post. Joe from New Jersey hit the nail right on the head. Short to ground at the harness above driver side valve cover. Perfect. It's just like having a crystal ball. Maybe Ford should put out a new TSB! iAYN rock on...	7
	2000 Jeep Grand Cherokee Limited 4.7L Misfire VIN: 1J4GW58N4Y The fix was replacement of the ECM. Some said that the computer is the only thing that can cause this condition. Others stated that unplugging the cam or crank sensor could help. Two concerns because of the engine overhaul would be: pinching a wire during inst...	9
	2006 Jeep Liberty Renegade 3.7L Compressor VIN: 1J4GK38K76 Sometimes all you need is someone to tell you the basics eventhough you know it. But once again thanks to my fellow iant'ers for helping me out on this one. Well the fix was simple when i applied water to the condensor as I was instructed to do i noticed two v...	10
	2004 Kia Sorento EX 3.5L extended cranking VIN: KNDJD73384 Seems there are lots of problems with cmp and ckp sensors. Mine were good and clean. I did confirm it has head gasket leakage with a block test and it actually bubbles up in the expansion tank. So I told customer we have to start with a head gasket and hope th...	16
	2003 Land Rover Discovery HSE 4.6L Highway Driving VIN: SALTY16403 Thanks for the replies,The Brake, ABS and Hill decent light, all coming on is common. Most proable a wheel speed senor, but my Solus does not have the update as of 4/4/11 for european ABS scan, so this went to the dealer.	4
	2008 Lexus GS350 3.5L ignition VIN: JTH0E96S88 Thanks for the attempts at help here. The vehicle is still a no start. I have not been spending time on it but today I got into it again and I have determined that there is no reference voltage being supplied to the U36, which is the receiver for the remote ...	6
	1991 Mercury Capri 1.6L No Start, Stall VIN: 6MPCT01Z1M Sorry it took me so long to get back with this, The costomer has been driving the car now with no issues & it is running great [so far]. Maybe I had a bad connection or something?? Thanks to everyone of you for your help & time! I still don't want to call it f...	12
	1999 Mitsubishi Eclipse GS 2.0L 2/3 Shift VIN: 4A3AX35G8X I first want to thank everyone who replied to this post. Sorry it took so long to post the fix but I wanted to make sure it was fixed. I did not have all the test equipment to check this vehicle so I had to send it back to the transmission shop. It had two iss...	3
	1997 Nissan Pickup XE 2.4L Poor Idle Quality, Cuts out VIN: 1N6SD16S7V We ended up doing a good old fashioned tuned up! LOL. Cap rotor plugs and wires and it was all set! Thanx for the help!	3
	2004 Subaru Outback 2.5L MIL Lamp on VIN: 4S3BH68664 Trouble code P0037 is the heater circuit on the bank 1 sensor 2. This is a five sensor system and bank 1 sensor 2 is the second sensor on the right hand side.I mistook it to mean the rear sensor which is called the bank 1 sensor 3. The correct sensor had a sh... Trouble codes: P0037 (rear O2 heater circuit fault).	4
	1998 Toyota Sienna LE 3.0L oil VIN: 4T3ZF13C2X IATN to the rescue! Thanks to all who replied. One of the first responses said to check PCV system. I kicked myself a few times, then checked the valve. It was gummed up. While I was replacing that, I got several responses about junk in the valve covers. I rem...	17
	2004 Toyota RAV4 2.4L Starting VIN: JTEHD20VX4 It turns out that the last shop that worked on the vehicle never told anyone that they fixed 2 of the 3 wires at the alternator plug and put them all back in the wrong slots. The alt-s wire is hot with the car off. The other 2 wires are dead with the car off. ...	5
	2005 Volkswagen Jetta 2.5 2.5L Windows, Door Ajar VIN: 3VWRF71K85 Thanks again for the help, I knew i should check IATN before I started. It was the harness, not the door latch. A common problem. removing outer door skin to replace the harness just blew me away, harness snaps into loom at jamb. I can't believe cars anymore. ...	11
	2005 Volkswagen Golf TDI 1.9L Unknown VIN: 9BWGR61J45 ok thanks for the help on this one. a surge / power loss at 3200 to 3800 rpm, i looked into our previous work orders and found it has been 35,000 miles (1 year) since we changed the fuel filter. this car has been run almost entirely on biodiesel (b100), so i p...	9
	2007 Volkswagen Touareg 3.6L brake controller wire harness VIN: WVGBE67L47 Thanks to all which have replied. I finally found the 4 pole plug on the left A-piller. It is in plain view, but has this "grey-anti-rattle-foam" around it, thats why I overlooked it. Anyway, takes 5 minutes to hook up the 4 wire for the brake controller, BUT ...	3

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