Automotive Technicians Technical Discussion and Fixes for Jul 22, 2013

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	Help Request	Answers
	1996 Acura TL 2.5L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: JH4UA2653T Hello fellow techs, I have this Acura TL 2.5, when cold starting, engine would run like it was misfiring, check engine light flashes, however no trouble codes. Cap, rotor, wires, sparkplugs are all new. Compression is good 150 psi. Problem only occurs when col...	View
	2001 Audi TT 1.8L oil pressure VIN: TRUWX28N71 Last week I installed a new oil pump/pick up screen from VW and I counted this one as fixed. I checked the oil pressure with a gauge after repair and it read hot 75lbs 2000rpm and 45lbs at idle. 200 miles later, it is back with the warning light on again inter...	View
	2004 Audi S4 Avant 4.2L Lighting VIN: WAUPL68E74 Customer drove in his Audi S4 with the 4 way flashers flashing. says he has not driven car is 6 months. Had it indoors with a trickle charger. (clean car) decided to drive it today and the flashers are flashing. removed the emergency flasher switch. disconnect...	View
	2002 BMW X5 4.4i 4.4L Mechanical VIN: 5UXFB33502 set timing three time with all proper tools now make a lot of noise. Has anyone had this problem?	View
	2004 BMW X5 4.4i 4.4L Air Suspension Control VIN: 5UXFB535X4 The air suspension will shut down after driving and code #80 will set. Code 80 (front right activity plauibility) will set after a short drive or may take 3 or 4 days to set. I have replaced the right front level sensor and checked the wiring connectors. I hav...	View
	1999 Buick Regal GS 3.8L Drive-axles VIN: 2G4WB52K0X Help! I got this Regal that is defying logic, or so it seems. This vehicle has a rattling sound like marbles when going forward and making a right turn. Cannot quite tell if noise if left side or right side but definitely wheel speed rotation related. Sound ca...	View
	2002 Buick Rendezvous CX 3.4L instrument VIN: 3G5DB03E72 have checked all systems for codes none found have a awd disable message that is on in instrument cluster have load checked all wiring form abs module to all 4 whl spd sensors all pass have ohmed all sensors all read the same . the only code i get is for engin...	View
	2003 Chevrolet Malibu LS 3.1L Hesitation, Surge, Poor Fuel Economy, lack of power VIN: 1G1NE52JX3 good monday morning all, thanks in advance for reading our post. have this malibu that the customer complained two weeks ago about a lack of power when the put the foot to the floor to pass someone. found #2 spark plug wire breaking down under extreme load. in... Trouble codes: P0300	View
	2003 Chevrolet Venture LS 3.4L Stall VIN: 1GNDU03E53 my question is after I got this vehicle running you can drive it and it will stall out but it cranks right back up and it is not all the time, had no codes in system but this is the problem, now any help would be greatly appreciated.	View
	2008 Chrysler Sebring Limited 2.4L Power Steering VIN: 1C3LC45K68 I have a 2008 Sebring that I have not been able to get the power steering pump quiet. I has a very loud whine coming from the pressure line on the power steering pump that is most obvious just off idle. At idle its a little loud and gets fairly loud off idle a...	View
	2000 Dodge Dakota 4.7L Surge, Stall I need some help an this Dodge Dakota, Sorry no VIN I'm posting at Home. This Dakota has a Idle surge/Dip more like an idle sag and some times the idle drops so low it stalls. The idle never sags when I stop from 1st gear it only sags after the trans has shift...	View
	2004 Dodge Ram 1500 ST 5.7L Unknown VIN: 1D7HU18D04 ok so we have this truck that the transmission shop brought to as. 6 months ago they replace the trans truck ran fine in tel now they gut it in with a trans temp sensor code so they replace the valve body after that the truck started setting p0876 ud pressure ...	View
	2006 Dodge Charger R/T 5.7L Cuts out, Stall VIN: 2B3KA53H56 While cranking engine at times acts like timming is off.once started engine runs smooth seems to have plenty of power.before engine is up to operating temp. Engine will die out at low idle.feels like ignition shut off.will start right back up.when engine reach...	View
	1992 Ford F-250 Custom 5.0L 1-2 shift, 2-3 shift 3-4 shift no speedo no odomet VIN: 1FTEF25N9N This for all the tranny doctors, this truck belongs to my neighbor (oh great!), he told me he had a problem with the battery going dead overnight, he was taking out the battery and all was fine. until he found that it was easier to remove the 20amp maxi fuse f...	View
	1997 Ford F-350 Lariat 7.3L No Start, Stall VIN: 1FTJW36F8V This vehicle has been a strange one. at first it would just stall out when hot or cold shifting from drive to reverse while turning. had the p0340. changed sensor and wiring.. performed corresponding tests for electrical circuit. no appearent issue. replaced w... Trouble codes: P1211, P0340	View
	2001 Ford Windstar SE Sport 3.8L engine VIN: 2FMZA57441 this van came to me with a goofy idle. Someone had put a disc brake shim under the iac motor so I replace the iac motor and engine raced to over 3500 rpm. I have since put new intake manifold and gaskets and now when you first crank its about 1100 rpm but if y...	View
	2002 Ford Explorer Eddie Bauer 4.6L Poor Idle Quality VIN: 1FMDU74W92 Has anyone ran into this error code or where can you go to find out this code. I tried Ford but they were no help and I searched online to no avail. I anyone has run into this before your help would be greatly appriciated. Thanks, in advance, Barry	View
	2005 Ford Explorer XLT 4.0L MIL Lamp on VIN: 1FMZU73E25 Hi need some help with this ford. The vent valve seems to be getting water inside some how and leaking out through the bottom/ connector. We have replaced the valve twice firt time factory ford and second with a dorman unit. We have also replaced the connector... Trouble codes: P0442	View
	2006 Ford Escape Hybrid 2.3L compressor VIN: 1FMYU96H16 Hi techs This is my daughter ride.It is not getting cold.The pressure is 145/65.The line going to the back is getting cold.The front air is blowing warm.I pinch the high hose after the gauge and the pressure still the same, so I suspect the comp is bad,I want ...	View
	2007 Ford E-450 Super Duty 6.8L instrument cluster ,power windows VIN: 1FDXE45S07 Brought in for inop turn signals,mirrors,fuel guage,speedometer and odometer and guages.Replaced bulbs for turn signals{fixed}. Checked power windows , no ground from IPC to relay,Checked IPC with scanner , No comm. ,Powers and grounds to the IPC are good.All ...	View
	2008 Ford F-150 XL 4.6L Light on all the time VIN: 1FTRX12W18 This a reopen of the request I close because I did not know when i would get the truck back. OK all this is what I have today. Have removed the seats and center console. Have unplugged the seats and RCM and the fuse does not blow. Plugged the RCM back in and t...	View
	1992 GMC C6000 Topkick C6H042 6.0L No Start VIN: 1GDJ6H1P2N Thanks for taking a look at this exhausting problem. We are out of ideas. We were called to the unit for running rough. We found the fuel pump burnt up, and the relays were burnt. R&R fuel pump and relays, but did not fix the problem. Found ECM burnt. R&R ECM ...	View
	2008 GMC Acadia SLT 3.6L Refrigerant VIN: 1GKEV33728 This vehicle has different A/C output temps on driver's and passenger's sides. It is equipped with automatic temp control. The refrigerant is low. No oil or dye traces are seen in the engine bay. We are suspicious of an evaporator leak, but would like more con...	View
	2003 Hyundai Elantra GLS 2.0L o2 sensor VIN: KMHDN45D43 have car here with code p0133 bank 1 sensor 1 insufficient switching o2 sensor have checked o2 sensor working correctly using full band width no vacuum leak to be found vacuum gauge shows 20hg at idle map sensor value on scan tool changers from 4.8 to 80 psi a...	View
	2005 Hyundai Santa Fe GLS 2.7L p0741 VIN: KM8SC73D95 well, ive got 2005 hyundai santa fe. Auto trans awd. Has p0741 stored.tcc solenoid valve problem. Have done fucntional test with scanner (passed). Have taken front pan off to access solenoids. Ck ohms 3.4 ohms which is specs. Ck harness. Inside found no proble...	View
	2000 Jaguar XJ8 4.0L Coolant Expansion Tank VIN: SAJDA14C7Y I have this Jaguar XJ8 here for a broken expansion tank. Customer was at smog check station next door. Technician noted a coolant leak so test was aborted. Vehicle came to me with a leaking expansion tank. I replaced the tank with a new unit from Jaguar and th...	View
	2002 Jeep Liberty Limited 3.7L back of jeep VIN: 1J4GL58K92 A guy brought his jeep in saying it has a squeak and brake noise. We test drove the car and found no brake noise but on hard turns only it has an humming like noise sounds like from the rear. We got it up in the air but can't get it to do it up there. Thanks i...	View
	2003 Jeep Grand Cherokee Laredo 4.0L engine dies VIN: 1J4GX48S03 I have looked at everything I can and common problems. I replaced ckp sensor, iac sensor, clean the tb. Truck has no codes. Will run smooth and fine then starts to surge and dies, ac on or off does not affect vehicle. Have worked it from cold start to full tem...	View
	2004 Kia Sedona EX 3.5L Cv Shaft VIN: KNDUP13164 Van came in with badly worn front brakes. Upon inspection needs new pads, rotors, struts and tie rod ends. Customer does not know if or when any front end work had been done before, bought used. The drivers side CV-Shaft and nut is very corroded. The other sid...	View
	2004 Land Rover Range Rover HSE 4.4L Windows VIN: SALME11404 Hi Guys This is last ditch effort before it goes the landrover house. Both front windows went down of their own accord and will not come back up. For a while the convenience feature worked but now does not. Upon removing the door panel we have put power and gr...	View
	1995 Lexus ES300 3.0L No Start, Stall, Misfire, MIL Lamp on VIN: JT8GK13T5S This 1995 Lexus ES300 came to me with the complaint that it would intermittently stall and would not restart until it cooled for 20-30 minutes (this has been confirmed and duplicated) . DTCs are P1300 ,P0325, and P330. The P1300 does not occur until the issue ... Trouble codes: P1300, P0325, P0330	View
	1988 Lincoln Town Car Signature 5.0L Dash Vents VIN: 1LNBM82F3J Issue appears to be vacuum related. I typically start by checking the vacuum reservoir canister on older cars with this sort of issue. However, AllData only shows that 3 different canisters were used. No info about the canister's location is given. Can anyone ...	View
	2001 Mercedes-Benz S500 Guard 5.0L Misfire, MIL Lamp on VIN: WDBNG75J91 I have this Benz here that randomly will start misfiring. Have retrieved this same cylinder misfire code at 2 different times. One time another tech was driving the car and it did start misfirig cycled the key off and restarted then was all fine. Customer has ... Trouble codes: P0301, P0306, P0303, P0304, P0300	View
	2002 Mercedes-Benz C320 3.2L no shift VIN: WDBRF64J42 Car was Picked up by customer from a transmission shop with same problem.It was brought to me with code p2500,p2502 and p2600.Cleared code and test drove car.Car takes off in second and neutrals when it shifts to third.You can manually shift to low and shift t...	View
	2003 Mercedes-Benz C240 2.6L No Start VIN: WDBRF61J03 hi all. i have this benz that stalled while driving and towed in. found no fuel pressure with power to pump. pulled pump out from under seat and found right side tank empty and left side full. add fuel to right side tank car starts and runs. found info on iden...	View
	2007 Mini Cooper 1.6L cooling fan VIN: WMWMF33587 Cooling fan will come on at the proper temp (108 deg) but does not turn off unless the car is shut off and restarted. The coolant temp on the scanner goes down to 86 or so, but the fan still runs, even with AC/Defrost off. Car came in for over heating. Found ...	View
	1999 Pontiac Grand Prix SE 3.1L convertor VIN: 1G2WJ52M6X Hello fellow technicians, please bear with me as this is my first post. Complaint is that vehicle shifts from first to third gear. Road tested to verify with scan tool and found that the vehicle is shifting through all gears, but the TCC is locking up in secon...	View
	2006 Saturn Ion Red Line 2.0L Alternator VIN: 1G8A155BX6 This car came in with a no start condition. When we got it started using the jump box we noticed that as soon as we took the jump box off of it, the headlights dimmed, and the car would die shortly after. We checked the alternator and it was only charging 9v a...	View
	2005 Smart Fortwo Pure .8L starter VIN: WMEAJ00F75 The car will not crank over. There is no voltage to the starter solenoid wire. The start disable is disabled, conditions are correct for car to start. Where do I go from here?	View
	2005 Subaru Legacy GT 2.5L Hesitation, Surge VIN: 4S3BL68625 Hello, I'm wondering if any can tell me what the latest calibration is for this LGT. I currently have [...] I have a hesitation on moderate acceleration. I had an OBXT a while ago that had a hesitation like this and was helped considerably by a reflash of ...	View
	2005 Subaru Outback Limited 2.5L front brakes VIN: 4S4BP62C35 after driving for a few miles the front brakes start to drag and pedal gets hard have good vacuum to booster and check valve is good put car on lift and front wheels were locked up when brakes cooled they freed up fluid is clean	View
	1999 Toyota Camry XLE 3.0L harsh reverse shift VIN: 6T172XK200 Remove and rebuilt trans and converter for a slipping in drive complaint. After installing the trans and once the vehicle warmed up it would engage very hard into reverse gear.When cold it would engage into reverse as norm. Removed the rebuilt transmission,dis...	View
	2008 Toyota Camry LE 3.5L Unknown VIN: 5TD2K23C88 Hello iATN, sorry about the VIN guys. This car was towed in last night. and I need some help. got cam sensor codes and misfire code( P0021, P0345, P0300)Also have and O2 sensor code. Engine will crank and no start. I can get it to start when manipulating throt...	View
	2010 Toyota 4Runner SR5 4.0L MIL Lamp on VIN: JTEZU5JRXA Hello All !! This vehicle is like new.. low mileage 40,000... Came in last week with bad missfire found mice chewed harness to #4 injector and knock sensor harness as well. Removed intake replaced knock sensor harness,,, replace injector connector.. cleared co... Trouble codes: P0430 (Catalyst efficiency low Bank 2)	View
	2006 Volkswagen Beetle 2.5 2.5L a/c VIN: 3VWRW31C46 VW beetle initially came in for a/c inop. another tech misdiagnosed as a bad compressor(electrical prob, bad clutch- problem was actually in vehicle wiring). Compressor was replaced along with dryer. Customer states that after the repair there is a vibration i...	View
	2007 Volkswagen Passat 2.0T 2.0L Poor Idle Quality VIN: WVWKK73C37 Hello All, I have a car that I'm hoping someone can help me with. I have a 2007 VW Passat 2.0 with a strange problem. I only need to drive the car to closed loop (which doesn't take long) and the problem occurs at idle and at part throttle. There is a noticeab... Trouble codes: P1297 (Pressure drop between turbo and throttle valve), P1093 (Fuel measuring system 2- malfunction)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2007 Acura MDX 3.7L Battery VIN: 2HNYD28237 First let say thank you to all of you who helped with this one. I work for a GM dealer who sold this as a used car, so the Acura electrical system was a learning experience for me. There was a Numerex (www.numerex.com) cellemetry data control device hardwired ...	12
	1994 BMW 740iL 4.0L quits running won't start VIN: WBAGD832XR Thanks for the replies. I followed up on the leads given and this is what I learned; Stomp code procedure I already knew about and it will only give engine codes. I called the tool maker [Peake} and learned it does engine codes only. I could pull codes with ma...	5
	2004 BMW Z4 3.0i 3.0L MIL Lamp on VIN: 4USBT53514 Thank you for all of the replies. I guess we made the mistake of skipping the basic compression test. We didn't think of checking for internal engine damage because of the good car condition. The misfire only happened during cold start up and went away right ... Trouble codes: P0301.	13
	2006 BMW 325i 3.0L Vanos VIN: WBAVB13526 The customer has picked up the car and we have not heard back from them. I am wondering if one of the heads from the broken headbolts may have fallen down and damaged the crank sensor or the gear it reads off.	6
	2010 BMW 550i 4.8L instruments VIN: WBANW5C5XA Found about an inch of water in trunk and modules submerged.Replaced modules and relocated.Thanks for the replies	3
	1980 Chevrolet Citation 2.8L Mechanical VIN: 1X687A6204 as usual many of you were right. car was out of time, chain was the issue. car had a steel upper and lower gear and did not have much slop. but what had happened, was the chain guide in the middle of chain had came apart, then went through the upper gear and j...	43
	1991 Chevrolet C2500 Cheyenne 6.2L no overdrive VIN: 1GCGC24J0M nothing yet I appreciate all the info from you, I told him he as to get the scan tool on it, I was just wondering if there was some things you seen that might make the truck function like this again thanks.	8
	1993 Ford Ranger STX 2.3L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: 1FTCR10A7P turns out the pcm was bad thanks for all the help after truck starts the pcm turns on the intake side coil did not have signal to intake coil from pcm installed pcm all set runs like a dream thanks larry	5
	1998 Ford Contour GL 2.0L Poor Idle Quality, Stall, MIL Lamp on VIN: 1FAFP6630W Let me begin by thanking everyone who responded to our post. Most of the responses were to the point and the responders took the time to read our post before they offered help. Unfortunately we have not come to a successful conclusion with the vehicle and the ... Trouble codes: P0320.	12
	2007 Ford Five Hundred SEL 3.0L mounts VIN: 1FAHP24157 So sorry about the long post. The vehicle was taken back the other shop. Found the aftermarket motor mounts were NOT the oil filled type! They installed all new motorcraft mounts, vibration is gone! thanks to all that replied.	3
	2006 Hyundai Elantra GLS 2.0L MIL Lamp on VIN: KMHDN56D56 thanks to Larry, Steve, Bartlomiej and Tim. I replace the O2 sensor(with 6 wires). Larry said to check tsb.both Steve and bart said it is common problem and Tim he seen 6 bad sensors, all of them stuck at the same value. The one I replace stuck at 2.50 volts,... Trouble codes: P2626 (O2 Pumping Current trim circuit/ open b1s1).	5
	1994 Infiniti Q45 A 4.5L Theft System VIN: JNKNG01D4R Every chance I got, I would do voltage tests and voltage drops for a starter signal. every time it would start. I have power to the starter vehicle would start. this was becoming stupid., when I finally got around to continue testing the vehicle in between jo...	11
	1998 Mercedes-Benz ML320 3.2L wiper motor replacement VIN: 4JGAB54EXW Thanks for all who responded. the fix was to take the arm off the motor and reposition it toward the driver side(looking at it from the front of the vehicle it seems to be at approx 4 o'clock position. but still had to remove and reposition the wiper blades a ...	5
	2002 Mercedes-Benz CLK320 3.2L air bag VIN: WDBLJ65G72 Thanks for the replies!!! The insurance company finally decided to total the vehicle. (thats what took so long to close this help request) I appreciate the support and time everyone takes to respond to help requests	5
	1997 Mercury Mountaineer 5.0L MIL Lamp on VIN: 4M2DU55P0V THANKS FOR AL [...] THE INFO. FIRST I WANT TO SAY YOU GUYS NAILED IT MICHAEL FROM OHIO AND TOM FROM IDAHO. ON THE EARLY MOUNTANEERS THEY USED THE OLD EGR SYSTEM WITH A EGR POSITION SENSOR INSTEAD OF A DPFE SENSOR. THE FIX WAS A SIMPLE HOLE IN THE EGR VAC HOSE. THAN... Trouble codes: P0401 (Egr flow insuficient detected).	9
	2002 Mini Cooper 1.6L Speedometer And Hvac VIN: WMWRC33472 Focused on the connector problems , found no corrosion and were not properly equipped for any scan diagnosis. And as we all know BMW enjoys cloaking repair info and that is discouraging.	2
	2001 Nissan Sentra GXE 1.8L Cuts out, Stall VIN: 3N1CB51DX1 Sorry for the late reply, was waiting for the customer to get the vehicle back to us. Test drove and monitored the coolant temp sensor, and did find some erratic readings. Replaced the CTS and all is good. Many thanks to all who replied and God Bless.	5
	2004 Pontiac Grand Prix GT1 3.8L No Start, Stall VIN: 2G2WP52264 Thanks for all the responses. I'm closing this at this point because I didn't not post it correctly. I'll post it again after I try all the things that were suggested. Thanks again	34
	2004 Pontiac Aztek 3.4L stalls VIN: 3G7DB03EX4 Did not find the problem. The customer will bring it back when it is worse. I do not like when I do not fix it. Arggggg.	12
	2006 Pontiac G6 GT 3.5L No Start VIN: 1G2ZH55856 Thank you to everyone who responded! I did switch over the crank and cam sensors because Alldata said that on the 3.5L a short in those two sensors could cause comm issues. but that didn't correct the problem. I went into all of the other modules and found s... Trouble codes: U2105 (Lost communication with engine control system), U2109 (Lost communication with powertrain control system).	10
	1997 Volkswagen Jetta TDI 1.9L no power VIN: 3VWRF81H4V Thanks for all of the replies. Many of you guys said that the MAF can cause this problem. Other said to check the N75, pump timing, plugged exhaust or plugged intake manifold. I disconnected the MAF, no boost. Already checked & replaced the N75 and was sure it... Trouble codes: 00575 (map correlation error).	14
	1998 Volvo S70 2.4L compressor VIN: YV1LS5579W I have fixed the car, the problem was with the high pressure switch. Thanks everyone for the help.	5

(Also Available: All, Asian, Chrysler, European, Ford, GM.)