Automotive Technicians Technical Discussion and Fixes for Oct 16, 2013

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	Help Request	Answers
	1997 Buick LeSabre Limited 3.8L battery VIN: 1G4HR52K4V hello and thanks in advance! This lesabre is giving us all a headache at the shop, it has a .08 draw, and should be around .025 to .03. the slightly high draw does kill the battery after a few days. now i have narrowed it down to be into the RFA module on the ...	View
	2004 Buick Rainier CXL 4.2L Fuel Gauge VIN: 5GADT13S14 Okay here goes this is my personal vehicle. Bought it 3 weeks ago knowing the fuel gauge is stuck on empty. I know about the horrible dash issues these gm vehicles have. The low fuel light will come on when the tank is almost empty and the miles to empty works...	View
	2005 Cadillac CTS 3.6L harsh down shift VIN: 1G6DP56745 Have done transmission adaptive relearn, and can feel better on up shift, but on down shift at lower rpms coming to a stop can feel hard bucking or a bang for a down shift. Dealership that done pcm says throttle body cleaning. I watch transdata and can see not...	View
	1988 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality VIN: 2GCEK19K5J This is a 1988 K-1500 truck with 5.7 and has an idle problem. The scanner shows a reading of 130-140 idle air counts, but iac is extended which blocks the air flow an didles too slow.Checked grounds, charging system for A-C voltage, replaced IAC, TPS,coolant s...	View
	1989 Chevrolet K1500 Cheyenne 4.3L mode door VIN: 1GCDK14Z5K This pickup came in with customer saying when he switches from vent to defrost it takes along time to switch. it has a electric system with mode door actuator. Inspected and found control head sending what appeared to be good signal. He previously had the cont...	View
	1995 Chevrolet C2500 Cheyenne 5.7L rear brake lock VIN: 1GCGC29K5S hi profesionales This truck has been parked for almost a decade- engine had a major repair done. brake lining pad at rear was severely damaged whole brake assembly was replaced except for emergency cable. the only Wheel draging is the passenger side which the ...	View
	1999 Chevrolet Silverado 1500 5.3L Poor Idle Quality VIN: 2GCEC19T2X We have a 99 silverado with an intermittent miss (stumble) at idle. No vacuum leaks. Cleaned MAF, and idle air controller. It shows no missfires. No codes, no strange data. It is worse in gear with ac on. Runs perfect other than this issue. Hoping someone has ...	View
	2002 Chevrolet Venture LS 3.4L wont start VIN: 1GNDX03E82 I got this chev venture that wont start I have a few scan tool reading that don't make sense to me maf reading with key on is 2.53 and don't move when cranking I have a 24 x crank sensor that reads 293 with the key on and when you crank don't make any differen...	View
	2006 Chevrolet HHR LT 2.2L Unknown VIN: 3GNDA23DX6 This little haunt intermittently (but more persistant recently) loses power steering and unable to communicate with any computer except theft module. Shut off vehicle and restart, problem may/may not be completely gone. One code B1325 showed up once (low volta...	View
	2006 Chrysler Town & Country 3.3L No Start VIN: 1A4GP45R66 I suspect a fuel delivery issue [bad ignition switch or fuel pump] as I've found that the one time I was able to replicate the problem, cycling the ignition key several times allowed me to get the van running. I do not have access to a DRB. Neither my Snap On ...	View
	2006 Chrysler 300 Touring 3.5L drivetrain VIN: 2C3KK53G06 2006 Chrysler 300 Touring AWD 3.5 liter V6 Customer called and said the car is jerking when she comes to a stop. When she brought the car in, I test drove, saw no issues. Asked her about it and she says it is not doing it today. Intermittent issue, says has t...	View
	2008 Chrysler Town & Country LX 3.3L No Start VIN: 2A8HR44H68 Van drove in with complaint of would not start every time, would have to cycle key, found recommendation to disconnect battery to clear memory form Identafix. After doing so, vehicle will not start at all.Turn key nothing happens does not power anything up. Fo... Trouble codes: B2102	View
	2001 Dodge Dakota 3.9L No Start VIN: 1B7GL22X01 original repair noted code p0601 internal controller failure. i currently have no communication to diag link. have checked all pertinent wires for power, ground, and continuity. fuses and relays check ok. we dont have chryslers drb and mitchells data seems min...	View
	2007 Dodge Caliber SE 2.0L battery VIN: 1B3HB28B27 This car came to us for having a dead battery. I charged the battery and performed a starting/charging system test on the vehicle, and found that there was nothing wrong at that time. The car then came back a week later. This time I charged the battery and fo...	View
	1996 Ford F-350 Eddie Bauer 7.3L No Start VIN: 1FTHF36F4T Towed in from another shop Customer & shoop both claim truck ran fine one day and would not start the next. Not sure what they checked or did. They claim they didn't use ether. Fuel supply & Pressure are good.IDS Would Not cycle injectors for "buzz" test. And ...	View
	2000 Ford F-150 Lariat 4.6L Misfire VIN: 1FTRX17WXY this vehicle has a misfire on cylinders 5,6,7,8 only shows on the cylinder contribution test. no codes set. checked egr for blockage and was good. replaced plugs. checked to make sure timing was correct. injectors and coils are also good. truck runs fine when ...	View
	2001 Ford F-350 Super Duty Lariat 7.3L hvac recirc VIN: 1FTSW31F11 Never saw anything like this in 25 yrs. With HVAC on recirc and blower on high, outside air is drawn into the cabin around back sliding glass creating a whistle. A slight vacuum is built up in the cabin and doors are really hard to open when exiting the vehicl...	View
	2003 Ford F-350 Super Duty XLT 6.0L Low power VIN: 1FTSW31P63 This truck was towed in as a no start, died while driving.Went ou to the truck and it started right up. Took it for a test drive and noticed instantly it was low on power. Scanned for codes and found p2290 ICP Low. At an idle the ICP desired and ICP actual are... Trouble codes: P2290	View
	2004 Ford F-350 Super Duty King Ranch 6.0L Hesitation, MIL Lamp on VIN: 1FTWW33P04 truck cam in would run and idle just low on power and had code 2285 icp sensor problem . replaced icp with good one. no code on a 10 mile test drive but duty cycle on ipr was over 85 percent so my understanding is that truck should never go over 70 percent wit... Trouble codes: P2285	View
	2006 Ford F-350 Super Duty XLT 6.0L No Start VIN: 1FTWW33P66 Hello to all, I need some guidance with a 6.0 Powerstroke that came in on the hook for a died on road/crank no start. I guess they cranked the hell out of it, because when we got it had two almost dead batteries and a can of ether on the passenger seat. The f... Trouble codes: P0611 (FICM Performance), P0671 (Cylinder 1 Glow plug circuit), P0677 (Cylinder 7 Glow plug circuit), P1379 (FICM supply voltage circuit high), U0155 (Lost comm. with IPC control module), P115A	View
	2010 Ford Escape XLT 2.5L MIL Lamp on VIN: 1FMCU9D75A This car has a hard code p0457 that cannot be cleared, have done a reflash, hard reset and replaced the pcm, after the pcm was replaced it took a week and the code came back. Clear the code and it is still there with just key on. This should be a two trip code... Trouble codes: P0457 (Evap small leak check fuel cap)	View
	2004 GMC Envoy SLE 4.2L Stall VIN: 1GKES12S84 Hi techs, I have a odd one hear maybe someone has ran across this before. I have this car that came from another shop that did a throttle body clean because of stalling. After a few checks I find that I have high fuel pressure at 55psi idling so I pull of the ...	View
	1999 Honda Accord EX 2.3L MIL Lamp on VIN: 1HGCG3256X Hello everyone and thanks for the help. I have this Honda Accord in that has been handed around to a couple of shops because of a lack of power, bucking and a code P1259, Vtec solenoid system failure. I started it cold and drove it, had plenty of power etc. ... Trouble codes: P1259 (Vtec system fault)	View
	2006 Honda CR-V SE 2.4L Poor Idle Quality, vsa VIN: JHLRD78906 This vehicle came in with Battery light on as well as check engine and VSA light on. I found Alternator not charging correctly. After replacing Alternator and ELD sensor Alternator now charges. Customer returned with car 2 days later with code p1009 and 83-1 r... Trouble codes: P1009 (vtc stuck advanced), 831	View
	1985 Jaguar XJ6 4.2L Excessive Emissions, Poor Fuel Economy, Floods when cold VIN: SAJAV1341F Customer said car will barely run when cold - runs good when warmed up. Spark plugs were fuel fouled and were cleaned. Monitored the oxygen sensor - full rich when cold - good switching when warmed up and engine runs good. Checked the ignition system - no prob...	View
	2004 Jeep Liberty Sport 3.7L transmission VIN: 1J4GK48KX4 We do not usually do transmission repairs but got this 2004 Jeep Liberty in the shop with check engine light on and all fault codes are transmission related. Has anyone experienced issues with Transmission fluid pressure switch and where is it located? Oil lev...	View
	2006 Jeep Commander Limited 4.7L Right Side View Power Mirror VIN: 1J8HH58N16 This system is with memory and incorporates driver and passenger door modules. I guess the switch puts in the request to the drivers door module which buses it over to the passenger door module where it then sends power/ground to r/sideview mirror. The pass.do...	View
	2004 Land Rover Range Rover HSE 4.4L power steering VIN: SALME11404 Hello All, We are working on a 04 HSE RangeRover.It is being driven by the customers daughter while she attends college.She complains that randomly the steering seems to lockup.After talking to her I think she is losing P/S boost at low speeds. I have driven t...	View
	2001 Mercedes-Benz C240 2.6L compressor & condesnser fan VIN: WDB2030611 After the repair I Scaned all systems no fault codes. My problem start when I turn on the ignition the electric condenser fan works all the time at high speed. So I replace the pressure/temperature switch and the same conditions and no fault codes. Then start ...	View
	2004 Mercedes-Benz CLK320 3.2L Windshield wipers VIN: WDBTK65G64 Vehicle came in with windshield wipers inop. They will ONLY work in 'wash' mode. With scan tool I was able to make the wipers operate in both low and high speed. Rain sensor test failed to activate. I tried disconnecting the rain sensor but that did not make t...	View
	2007 Mini Cooper S 1.6L Misfire, start and die VIN: WMWMF73537 This Mini starts and dies cold. Cold it dies at engine speeds below 3000 rpm for the first 10 or 15 seconds. After that it runs strong. We made several attempts at chemical induction cleaning and experienced some improvement. Not totally satisfied we removed t... Trouble codes: 2782 (multiple misfires), 277A, 277E, 2776 (combustion misfire cyl 3)	View
	1975 Other European 1100 .998L master cyl. VIN: XL2S1N1162 Hello everyone, here's a challenge I haven't had in awhile. Customer requested 1975 Mini be serviced/ recommissioned after 10+ storage years to put back on road - found brakes don't work. 1. Have removed M/Cyl. & piston is frozen - will not budge even after s...	View
	2009 Saturn Outlook XE 3.6L airbag code VIN: 5GZEV13D29 Have a code B0015 OD stored hard in air bag memory. Clear it comes right back. Reading trouble tree, I'm not certain what I'm supposed to be looking at. Is it the Air Bag (sdm) module or the driver side seatbelt pretensioner. Vehicle doesn't look like it's bee...	View
	2006 Subaru B9 Tribeca Limited 3.0L Poor Idle Quality VIN: 4S4WX83C56 Hello Everyone, We have this vehicle that will intermittently idle rough when cold only. It is a mild rough idle then it runs well after 30 secs. We have done fuel injection cleaning and induction cleaning. Engine flush per tsb for sticking piston rings. Test...	View
	2000 Toyota Tacoma DLX 2.7L Oil pump VIN: 4TAWM72N7Y Hey All, actually trying to inquire about replacing the oil pump, front crank seal etc on this 2.7L tacoma. It does not look like it is a very hard job as the oil pump is right behind the front crank pulley and appear that is unbolts right off of the front tim...	View
	2002 Toyota Sequoia Limited 4.7L Stall VIN: 5TDBT48A22 I have this Sequoia with a stalling problem. This is a drive by wire system with a cable backup. When you pull up to a stop it will just die start back up then die maybe once or twice then run fine. No Mil no codes. ??? Talked to my Master Toyota Tech friend a...	View
	2002 Toyota 4Runner SR5 3.4L transfer case VIN: JT3HN86R22 when vehicle is in 2 wheel drive vehicle has no forward or reverse. when you put vehicle in 4 wheel hi you have forward and reverse, but it takes some time to go into 4 heel drive, and the 4 wheel drive symbol is flashing. If you put vehicle into 4 wheel low e...	View
	2004 Toyota Sequoia SR5 4.7L Poor Idle Quality, Misfire VIN: 5TDBT44A44 The customer towed this one in because they heard a loud noise and the vehicle began running rough. Codes were the misfire codes above. Further diag we found the timing belt/marks jumped 5 teeth on the bank 2 cylinder head. We then removed the timing belt to c... Trouble codes: P0300 (Misfires), P0302 (Misfire 2), P0304 (Misfire 4), P0306 (Misfire 6), P0308 (Misfire 8)	View
	2010 Toyota Highlander Sport 3.5L tpms VIN: JTEXK3EH5A Hi, I am stumped. Please help in any way you might be willing. I had 4 new tires installed, for the first several miles no light was on. Soon the tpms light came on. I have to the best of my knowledge followed the steps to register the sensors, but continue t...	View
	1988 Volkswagen Vanagon GL 2.1L Hesitation, Surge, Cuts out VIN: WV2YB0256J So not really a help request but asking for an opinion; you think you've seen it all then something like this happens. This vanagon has a cat converter welded into the header just before the O2 sensor...it also still has the regular cat in its normal place.(M...	View
	2000 Volkswagen Passat GLX 2.8L power windows and mirrors VIN: WVWVD23B5Y car came in from body shop complaint of erattic window operation and no power mirror operation.We replaced the comfort module and master switch at drivers door to no avail.Windows all work normally from rear door b uttons as well as passenger front door switch...	View
	2002 Volkswagen Passat GLS 1.8L No Start VIN: WVWPD63BX2 vehicle died in a friends driveway.no start.checking it out for him and have limited info.i do no it has rpm,noid,spark.does'nt have fuel pressure.no voltage at fuse 28-fuel &34 eng.i'll get to a wiring diagram tomorrow,but was wondering if it's pcm related? t...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2007 Audi Q7 4.2L Ecm VIN: WA1AV74L87 Hello everybody, thank you all for the help, to code the ECM is not a problem but to adapt the immobilizer to the ECM is a problem. Many suggested VCDS from Ross-Tech which I already have but I contacted their technical support and they told me that VCDS softw...	18
	1987 BMW 325i 2.5L Poor Idle Quality, Surge VIN: WBABB130XH Sorry for the delay but it took us a while to get the parts for this car. The fix for this car was the DME. The tps, ect, o2, and maf sensors checked ok. Even when the car surged the air/fuel ratio was good. Also when I manually controlled the air flow by ...	9
	2007 Chevrolet Avalanche LTZ 5.3L Instrument cluster VIN: 3GNFK12327 Hello Everyone, thanks so much for your time and effort to help. As all of you said the instrument cluster was the problem. The lower white part was kind overheated. I took a chance to clean it up, and solder it back as best possible. It worked, the customer i...	16
	2010 Chevrolet Cobalt LT 2.2L MIL Lamp on VIN: 1G1AF5F56A I can't duplicate the issue. Clear the code, and tell customer to bring it back if it still have issue. This is regular customer. So far... haven't see the car back yet. Trouble codes: U0073 (Control Module Communication BUS off), P0700 (Transmission Control System Malfunction Indicator Lamp Request).	9
	1996 Chrysler LHS 3.5L Cluster VIN: 2C3HC56F1T My co-worker ended up running a wire from ignition switch to bcm and now it works. Thanks for the input guys.	6
	2004 Chrysler Town & Country 3.3L Wipers VIN: 1C4GP45R44 THANKS FOR ALL THE INPUT FROM EVERYONE, IF AND WHEN THE CUSTOMER RETURNS I NOW HAVE MORE INFO TO DIAGNOSE THIS PROBLEM FURTHER. TO DATE THE CUSTOMER HAS NOT RETU	13
	1993 Ford Mustang LX 2.3L Excessive Emissions, Poor Fuel Economy VIN: 1FACP44MXP thanks for all the help, but this car had to have a new intake coil.the coils had been swapped,with no change.tried a new coil on intake side & the car ran great.I appreciate the offers but had checked these things previously.	7
	2007 GMC Acadia SLT 3.6L Camshaft VIN: 1GKER33797 Thanks for all the help. Smoked it this morning and found a nipple on the back side of the motor leaking. Cant believe I Could not hear it but oh well it seems to be fixed. Cleared all codes reset fuel trim ran in shop again for 30 mins and have taken on 2 tes...	10
	1999 Jaguar XJ8 4.0L Idle oil pressure VIN: SAJHX1040X As I posted in my update, the oil was changed to 20W50 and the customer has been contacted twice a weekly intervals to see if her oil light had come on again as it had before my help request, and the light has remained off.	8
	2004 Jaguar XJR 4.2L 1 gear, 1>2shift VIN: SAJEA73BX4 I received 5 replies though they boiled down to two actions. One was to clear adaptations and reset/update the software and the other was to check the oil level. I communicated the replies to the owner and he said he was going to wait before doing anything to ...	5
	2008 Jeep Patriot Sport 2.4L rear suspension VIN: 1J8FF28WX8 I was able to get some adjustable upper cam arms from superior parts company they worked great the jeep was never in an accident and the springs did not have any noticeable sag. but the rear camber was so negative it wore out the new tires down to the metal co...	7
	2001 Lexus GS300 3.0L instrument panel VIN: JT8BD69S21 I'd like to thank all of you for your help in resolving this problem, two of you were right on, John from Washington suggested I pull the #31 ECM-B fuse and it worked. I checked the battery for reserve capacity as Benjamin from Georgia suggested and found it i...	5
	1996 Mercedes-Benz C280 2.8L Suspension VIN: WDBHA28E6T This is not a "fixed" vehicle but the owner was informed of the diagnosis and cost of repairs and is "thinking about it." Thank you's to all who responded with advice and if the vehicle returns for repairs I'll post a follow-up report. [...].	8
	2004 Pontiac Vibe 1.8L Mechanical VIN: 5Y2SL62864 Pretty much determined by the sludge and finding some of the bearing caps scored that there was low pressure in the upper end. Replaced with a used engine	8
	2001 Volkswagen Jetta TDI 1.9L Engine Oil VIN: 3VWSP29M11 OK well I definitely agree with removal of the oil pan for cleaning. The thought of Antifreeze getting into the breather system/intake never occurred to me & the owner of the car seems to know more than all of us as he stated he didn't think it was necessary t...	17
	2002 Volkswagen Passat GLX 4 Motion 2.8L Oil Pressure VIN: WVWYH63BX2 Well, it's not really fixed but the customer is happy. I removed the lower oil pan again in order to re inspect the screen again. It was clear and good. (No metal shavings the first time either, just plastic pieces from the chain tensioner guides.) After m...	10

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