Automotive Technicians Technical Discussion and Fixes for Sep 3, 2014

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	Help Request	Answers
	1996 Audi Cabriolet 2.8L Pan Or Near VIN: WAUAA88G3T Transmission leak by pan. We then replaced a couple o-ring seals around switches on the case of the trans, thinking that may have been the leak but no improvement. Now we just replaced the pan (which showed no sign of warp or disfigurement) with a new gasket a...	View
	2002 BMW 325i 2.5L input shaft stuck VIN: WBAET37422 I removed the pedal linkage and that moves easy. It feels like the release mechanism is broken somewhere inside the bell housing. I got all those super tight bell housing bolts out except one broke on the bottom. It pulls out up to the flywheel teeth and gets ...	View
	2006 BMW 325i 3.0L no power to compressor VIN: WBAVB13596 To all Tech, No power source detected at A/C compressor even with a full charge. Scan data revealed no trouble codes in A/C system with normal reading on all temperature sensor including: interior, evaporator, ventilation, foot well and outside temperature. I ...	View
	2006 Buick Rendezvous CXL 3.6L Right Rear wheel sensor VIN: 3G5DB03776 We got this vehicle in for a hard brake pedal,ABS light on,service traction control system message on and awd disabled message.Vehicle also ran bad.Opened the hood and immediately saw the booster vacum hose off.Put back on and the pedal issue and the running i...	View
	1995 Cadillac Eldorado 4.6L Poor Idle Quality, Misfire VIN: 1G6EL12Y4S This caddy came in with complaint of surging at idle a misfire at speed and code p0023 retrieved from PCM. Upon inspection found tune up to be worn, complete tune-up performed. clear code.and test drive. Well it returned the next day same complaint and code re... Trouble codes: P0023	View
	2004 Cadillac CTS 3.6L Misfire VIN: 1G6DM57794 Car arrived with a miss fire in #4 cylinder. We found a p0204 and p0304 existing. Cleared the codes and found there was no injector pulse. After verifying battery positive at the injector harness we back probed the connecter at the computer and found no pulse.... Trouble codes: P0204 (4 cylinder fuel injector has no command to operate)	View
	1967 Chevrolet Camaro 5.7L shudder not sure pulling away or backing up only at low rpm about 1500rpm,1st & reverse only , shudder's very bad but not every time , no vibration when driving , u joints ok , engine mounts ok, put a new clutch in it cut the flywheel nothing looked bad but replaced it anyway ...	View
	1992 Chevrolet Blazer Cheyenne 5.7L speedometer VIN: 1GNEK18K1N Customer stated that while driving vechicle abs light came on and speedometer and odometer quit working then check engine light came on but transmission shifted fine rpm gauge also not affected scanned truck and found code 24 vss sensor code also brake fuse bl...	View
	1996 Chevrolet K1500 Cheyenne 5.7L Excessive Emissions, Poor Idle Quality, Misfire VIN: 2GCEK19R9T sorry for the long post everyone, but i want all my info out there. truck came to me late last week sputtering, popping thru exhaust. found broken distributor cap hold down, replaced and timed distributor. cam retard pid is at 0 degrees. that has been double c... Trouble codes: P0300	View
	2005 Chevrolet Epica LT 2.5L Fuel VIN: KL1VB59L95 Tech 2 shows the Immobilizer is active and Fuel is disabled. However when trying to crank Tamper mode is inactive. For giggles I also did the old style tamper mode, Key on run 3 times for 15-20 mins. Nothing. Key seems to have somehow lost programming, when ...	View
	2010 Chrysler Town & Country LX 3.3L No Start VIN: 2A4RR4DE8A Vehicle originally brought in for battery drain complaint. Customer stated vehicle had been sitting awhile with dead battery before bringing to us. Install new battery to bring vehicle in, turn key on... nothing only odometer displays mileage nothing else. sca... Trouble codes: U0121 (Lost communication with antilock brake module), U0100 (Lost communication with ecm/pcm), U1197 (Security seed response not recieved from ecm/pcm), U0141 (Lost communication with instrument panel moduleipmfront control module fcm/tipm)	View
	2003 Dodge Dakota Sport 4.7L trailer brak VIN: 1D7HG38N23 Good day gents and lady(s) This is my own truck. I purchased an enclosed cycle trailer with electric brakes. Purchased the brake controller at the same time. trailer dealer seemed to think the wiring for the electric brake is already tucked away under the dash...	View
	1987 Ford F-250 Custom 7.5L No Start, No Spark VIN: 1FTHX26L8H This one came in on the hook. Customer STEAM Cleaned the engine. Stated that it ran at first then started stalling and then finally no start. Checked for Spark at coil, None. Checked for B+ at coil, None. Removed coil wires from coil and tested for voltage, st...	View
	1996 Ford E-150 Econoline 5.8L Power Steering VIN: 1FDEE14H2T Vehicle power steering works, but pressure line vibrates slightly and rapidly, like 20 times a second, and is noisy. I have read several archives where there in air in the system causing these sysmptoms. There is little to no air in the system, although if yo...	View
	2000 Ford Focus LX 2.0L lifter rattle VIN: 1FAFP33P4Y Car came in with cylinder head gasket blown,replaced head with rebuilt,and timing belt kit. Engine had no dead cylinders or rattles when arrived at the shop. Lifters rattled bad with new head ,replaced lifters with old lifters and was quite as a mouse, 1000 mi...	View
	2006 Ford Freestyle SE 3.0L fuel gage VIN: 1FMZK04196 We have an 06 freestyle that came in running rough with codes b1202 and p0463, fuel sender open or shorted to ground and fuel sender "a" high voltage. We followed the flow chart and replaced the driver module which cleared up the roughness, and both sending un...	View
	2010 Ford Fusion SE 3.0L Unknown VIN: 3FAHP0HG9A I hope someone has seen this before. Vehicle came in with a catastrophic failure of the A/C compressor, not only was the clutch toast, but the compressor failed internally as well. Lots of metal all over the dryer sock in the condenser and through out the line...	View
	2012 Ford F-150 STX 3.7L No Start VIN: 1FTMF1CM4C This vehicle was sent to me from another shop to replace a pcm they ordered from ford and flash it. Programing the new module was successful. Now i go into security to program the two keys and i get a message that says " note, unable to enter security access w...	View
	2011 GMC Acadia Denali 3.6L HVAC System - Automatic VIN: 1GKKVTED8B The purpose of this message is to find out if anyone more familiar with these vehicles has encountered this concern and what the root cause of the concern was found to be. I have Mitchell for diagnostics and have already reviewed them as well as the appropriat...	View
	1994 Honda Accord LX 2.2L No Start, Stall VIN: 1HGCD5535R Hello all thanks in advance for the help. This car has been to the shop a few different times for various things(see repair history). First actual drivability problem was July 1 when I installed a distributor. At that time I did not have spark or injector puls... Trouble codes: 15 (problem in ignition output signal)	View
	2007 Honda Civic EX 1.8L Frt Abs Wheel Sensor VIN: 1HGFA16877 Is there any easy way to get these wheel sensors out of spindle without removing wheel bearing??? I'm to the point of drilling...	View
	2007 Honda Accord EX 2.4L the vehicle VIN: 1HGCM56747 please help ! this car is going to make me crazy. roughly every couple of months this car comes to me with a shaking when accelerating onto highway. it clearly goes away when you let off the gas. totally feels like the all to familiar inner plunge joint failur...	View
	2003 Hyundai Sonata GLS 2.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: KMHWF35H93 This car had same symptoms a year ago. All cylinders indicate misfire. Car was returned this year but while codes were present, motor ran well, reset MIL status and after a few days the problem reoccurred, vehicle was returned but still runs fine. Are EVAP val... Trouble codes: P0166 (lambda B1 control limit), P1167 (lanbda B2 control limit), P0301 (Cyl 1 misfire), P0302 (Cyl 2 misfire), P0303 (Cyl 3 misfire), P0304 (Cyl 4 misfire)	View
	2000 Jaguar XK8 4.0L Engine VIN: SAJJA41C5Y After replacing the ABS control module, while test driving the car, script reading "Failsafe Engine Mode" appears in the dash display. Using my Autologic tool, I find only one stored DTC, P1571 referring to the brake light switch. The brake lights work normall...	View
	2003 Kia Sorento LX 3.5L Electrical Weird electrical gremlins with this Kia. Customer says after replacing battery all this started. First the car would stay running after turning off the ignition. Then, after three or four restarts it started working normally. But now, there are two issues: 1)T...	View
	2006 Land Rover Range Rover HSE 4.4L Misfire Vehicle came in with complaint of slight shake at idle.Scanned for trouble codes and had none.Misfire counters not showing a miss but you can definitely feel one.Can hear vacume leak at pcv valve so we replaced the hose and took care of that but still has a sl...	View
	2006 Lexus SC430 4.3L Battery VIN: JTHFN48Y76 This car runs the battery down in 2 days. I did a load test on the battery & also did the currant draw test by pulling one fuse at a time. I did not see anything wrong. I hope some of you have run into this problem before on one of these cars. Thanks,Bill	View
	2004 Mazda 3 i 2.0L Ac Switch VIN: JM1BK12F84 Hello everyone and thanks for the help on this one. I have this 2004 Mazda 3 in that intermittently is losing its compressor operation. You will drive down the street with the AC on and the green light on the AC switch will go out and the AC stops cooling. T...	View
	2003 Mercedes-Benz C230 Kompressor 1.8L locks VIN: WDBRN40J13 vehicle has no body codes if you try to lock the car with the remotes the drivers door lock button bounces up and down and will not lock the door question is it the door latch assembly or the lock plunger the remote will not operate with the door open so...	View
	2008 Nissan Altima 2.5L evaporator VIN: 1N4AL21E88 Thanks in advance for your help. On long trips the air coming from the vents drops significantly. The blower motor can still be heard working and the speeds on the blower motor also work. If the ac is turned off for 5-10 minutes and then turned back on, the ac...	View
	2009 Nissan Altima S 2.5L Starting VIN: 1N4AL21E99 vehicle was towed to shop has no start condition, has push button start, dash does not power up , red security light on right side of dash blinks,checked battery ok checked all fuses ok checked battery in key fob ok has no crank condition , has body cont modul...	View
	2000 Subaru Forester 2.5L abs VIN: JF1SF6557Y brakes are locking up intermmintenly, and as soon as we loosen up a line at a master cylinder it releases.	View
	2005 Subaru Legacy GT Limited 2.5L misfire VIN: 4S3BL67605 At wits end.Car towed to shop, blown timing belt pulleys.Removed heads, sent to machine shop.Replaced all exh valves replace 2 intake valves.Plane heads.Reassemble engine new t/belt,pulleys,and w/p.Car would not start.Back fired,skipped.Found low compression v...	View
	2002 Toyota Tacoma Pre Runner 3.4L Wheel studs VIN: 5TEGN92NX2 I provide repair service for a major tire store in my area, specifically, the occasional broken wheel stud. There is this one vehicle that every single rotation one, or more studs are broken. The mileage on this vehicle is high, but the truck is very well kept...	View
	2008 Toyota RAV4 2.4L water pump VIN: JTMBD33V58 I'm trying to change the water pump not sure if I have to take the right side motor mount out to do the pump I have the pully bolts loose but the mount is in the way of loosening the tentioner I've done some of these from under the car just not sure on this on...	View
	2007 Volkswagen Passat 2.0T 2.0L MIL Lamp on VIN: WVWAK73C47 This Vehicle came in for timing belt, a/c compressor, and vacuum pump. Vehicle already had check engine light on for P0171. Performed services and smoke tested. Found no vacuum leaks. Checked MAF readings and they are reading correctly, even swapped in a new M... Trouble codes: P0171	View
	2008 Volkswagen Rabbit S 2.5L Rear Hatch lock VIN: WVWAA71K88 Hello everyone. I've got this used car lot Rabbit that wont open rear hatch from key fob or door panel. The outside handle works. Its electric. Can manually open latch with power probe too. The Drivers door module says door switch works when depressed.The Comf...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2009 Buick Allure CX 3.8L Windshield Washer VIN: 2G4WF58229 Found connector X1 pin 51 at BCM from underhood fuse box fuse #6 has 12v when disconnected but would drop to .5v plugged in, traced problem to harness going to underhood fuse box under coolant bottle found the wire corroded.	3
	2003 Chevrolet Silverado 2500 6.0L Hesitation, Cuts out VIN: 1GCHC29U53 ok this one is fixed, it end up being the ground on the right side of the head on top of the valve cover.someone put the ground on top of the val cover and it should have been on the back side of the block.its their now and it is fixed. thank all of you Trouble codes: P1518, U1041, U1064, U1301.	7
	1997 Dodge B1500 3.9L Poor Idle Quality, Stall VIN: 2B7HB11X1V When customer returned the second time we could not recreate the stalling issue with running and driving for over 1.5 hours. Idle issue seems less frequent than before and not consistant. Found Auto Shutdown Relay and Fuel Pump Relay getting hot after 20 minu... Trouble codes: P0351.	7
	2007 Dodge Ram 3500 ST 6.7L MIL Lamp on VIN: 3D7MX48A37 We found that the EGR bypass valve was failed. We called the dealer to get parts prices. We learned that first year 6.7 bypass parts are only available as an updated list of parts for a grand total of $2000.00. The customer has had nothing but trouble with th... Trouble codes: P245A.	4
	2003 Ford F-250 Super Duty XL 6.0L Surge VIN: 1FDNF20P03 Thanks for the reply's. The following was suggested; MAP sensor hose plugged-we checked it found it ok and replaced the map, EBP plugged-found it not plugged and we replaced the ebp, Turbo actuator bad- replaced it, egr valve problem- we replaced it. In additi... Trouble codes: P0046.	10
	2006 Ford F-350 Super Duty XLT 6.0L No Start VIN: 1FTWW31PX6 Well, I say with hesitation that this truck is fixed. We pulled it down one more time to double check all of the dummy plugs, injector o-rings, HPOP seals and down tubes. I may not have mentioned in the first request that we had replaced virtually every piece...	12
	2007 Ford Expedition XLT 5.4L Front Brakes Dragging VIN: 1FMFU15587 Not sure what did it but we replaced the brake booster & master cylinder.. after numerous road tests we kept checking front brake temperatures. still running hot--(550-650 degrees after moderate braking session).Eventually replaced the front calipers again--(w...	14
	1999 Jeep Wrangler Sahara 4.0L Cuts out VIN: 1J4FY49S4X Thanks to all who replied to this request. I did not get the Jeep running better. I tried a new crank sensor and tried a used PCM. It acted the same way with both. Maybe it will get worse and we'll be able to identify the problem. Thanks, Randy.	17
	2000 Jeep Cherokee Sport 4.0L pcm VIN: 1J4FF48S0Y thanks for all responses, i unplugged the crank sensor wire and had comm with scanner.had no codes, replaced crank sensor and it started. many thanks. ricardo	8
	2005 Lexus GX470 4.7L MIL Lamp on VIN: JTJBT20X55 i did replace aid module as well i replaced the pump to prevent future problem with filter and also replaced both valves in back of engine just because i did end up hearing pump running after repairs thank u for the help its never easy when u cant actually ve... Trouble codes: P0418, P2445.	6
	1991 Mercedes-Benz 190E 2.3 2.3L Cuts out, intermittent VIN: WDBDA28D0M FUEL PUMP RELAY !!! reminds me of the mid 90's gm windshield wiper boards that when they stopped you just had to grab a wiper and wiggle it. thank you all that replied. only the fuel pump relay was replaced and it runs great.	9
	1997 Mercedes-Benz C280 2.8L Unknown VIN: WDBHA28E5V Unable to duplicate problem we informed customer that the transmission was probably at fault since there was no movement in any gear (Mark said should be able to go into R even with no electricity). This was not an option for customer due to price. He asked i...	3
	2008 Mercedes-Benz E350 4Matic 3.5L High Low Pressure, Low High Pressure VIN: WDBUF87X28 So this car is fixed. Took off the low side hose from the compressor to inspect the inside liner, figured if it wasn't the hose it must be the compressor. The liner was pulled away from the outside shell of the hose. New hose, recharge. All set. Thanks for all...	8
	1995 Mitsubishi Montero LS 3.0L ignition VIN: JA4MR41H2S Following one of the posts re. the ECM, I removed it and looked inside, but found no evidence of damage such as leaking components or smell. The suggestions that referred to the plate that triggers the CPS were not, in this case, relevant as I had not removed ...	8
	2009 Nissan Rogue SL 2.5L CV Joint VIN: JN8AS58T79 Car not fixed. We tried the other axle. Axles we used were brand new not remans. I've been doing this for 25 years and know a drive-line vibration when i feel one. Happens only on acell . All I can think is the differential in the trans is coming apart? One no...	14
	1998 Oldsmobile Aurora 4.0L ABS Module VIN: 1G3GR62C2W well this one is not fixed the customer took it and he passed away the fallowing week. Thanks for the replies.	3
	1999 Volvo V70 X/C AWD 2.4L Excessive Emissions, Poor Idle Quality, Hesitation, Surge VIN: YV1LZ56D7X The customer had decided he doesn't want to put any more time or money into the car. he said he will park it for now as his child is off to college anyways. Trouble codes: ECM26, ECM26.	9

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