Automotive Technicians Technical Discussion and Fixes for Dec 13, 2013

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Open Help Requests for All Makes and Models

	Help Request	Answers
	2006 Audi TT 1.8L Electronic VIN: TRUSC28N66 Customer comes in for hesitation in 1st gear. Road test vehicle and find that the rev limiter is engaging (in drive) at about 4k-4.5k in 1st gear. Thus abruptly shaking the whole car until you let up and it shifts to second. she has owned the car since it was ...	View
	1994 Chevrolet Lumina Euro 3.1L Heater Core VIN: 2G1WN14T4R So I am working on my own car and having a hail of a time finding a heater core like the one that I have taken out? I am hoping someone here may have run across this before since I didn't work on these cars on a daily basis as have other techs. I have tried ...	View
	2002 Chevrolet Silverado 2500 HD 6.6L Fuel and Temp gauges VIN: 1GCHK29122 Hey Guys, I have an intermittent one here. I think I have it narrowed down, but I thought I would get a second opinion or two. This Diesel truck has a couple intermittent problems that seem to all be related and seem to have a single cause. The fuel and te...	View
	1998 Dodge Grand Caravan ES 3.8L Stall VIN: 1B4GT54L9W We brought this vehicle in because the car stalled and would not start. battery was jumped and we think they hooked cables backwards as battery cap was completely gone and battery was wrecked. they wanted to attack this problem before they take it back. we cle...	View
	2005 Dodge Grand Caravan SXT 3.8L srs VIN: 2D4GP44L75 all parts factory	View
	2007 Dodge Charger SXT 3.5L Intake Manifold VIN: 2B3KA43G57 Thank you in advance. I have a charger that is burning oil. The upper intake is full of oil. I have heard of problems with these motors doing this but cannot find any info on it.	View
	2000 Ford F-150 Lariat 5.4L Poor Idle Quality VIN: 1FTRX18L8Y This truck is friend of mine that been on going pain. P0171 & P0174. In the past we found pcv hose and repaired, and put on MAF and it would stay gone for a while. Now is coming on all the time. He has put on a number of MAF sensors, I have smoked it a number ... Trouble codes: P0171 (p0174-), P0174	View
	2002 Ford Taurus LX 3.0L Heat VIN: 1FAFP55U62 Hello guys, I have a Ford Taurus that has an unusual heating problem. The vehicle will have very good heat (about 120 degrees Fahrenheit from the vent), unless you switch the mode to defrost. Then shortly after you will hear a pop and the heat will reduce to a...	View
	2004 Ford F-150 FX4 5.4L Noise VIN: 1FTPW14534 Got one here for the Ford truck gurus. 2004 Ford F-150 5.4 engine 4WD with a high pitched whistle-reminds me of a bad battery in a hearing aid. Noise isn't there in the warmer months but comes when the weather is colder. It is a high pitched whistle that start...	View
	2005 Ford Taurus SE 3.0L Excessive Emissions, No Start, Stall VIN: 1FAFP53U75 HELP FORD GURU'S . THIS CAR CAME IN ON THE HOOK, NO START, DIED GOING DOWN ROAD AFTER RUNNING BAD FOR A FEW MILES. FOUND FUEL PRESSURE AT 80#, FIRST THOUGHT WAS FUEL RAIL PRESSURE SENSOR, OHMED IT OUT SEEMS , OK. CHANGED IT WITH A KNOWN GOOD ONE , SAME RESULTS...	View
	2005 Ford Freestyle SEL 3.0L Mechanical VIN: 1FMZK02125 This car came in with a trans problem only when it sits out side and temps are below 40. Sets code P0701, P0961, and P0868 feels like it wont pull it self. Wrench light comes on. Once it warms up and you restart the car or it sits inside the shop over night it...	View
	2007 Ford Explorer XLT 4.0L heater core VIN: 1FMEU73E47 this truck only has a heater temp of 80. The engine temp is 195. I don't have very good flow through the heater core. The inlet hose is hot and the outlet is cold. The customer filled the system with stop leak last year when before the heater cor and radiator ...	View
	2008 Ford Taurus Limited 3.5L power door locks and head lighs and tail lights the head lights and tail lights come on by themselves randomly. even when driving the locks will try to unlock. just sitting with the key out or still in the headlights and tail lights will come on just like you push on the remote to unlock the doors, then som...	View
	2010 Ford F-150 FX4 5.4L Cam Timing VIN: 1FTFW1EV4A Helping out a friend who is having problems with his F150. I have verified the noise and rough idle concerns he is having. He had the phasers replaced but I am seeing timing codes and want to verify that the timing chains are indeed correctly timed. A square o...	View
	2003 GMC Yukon SLE 5.3L dome light,dash shows rear access open VIN: 1GKEK13Z83 customer complaint was car goes dead and at times when battery is not dead it might take 20 turns of the key to start I am working on the drain first ( car is starting fine when it doesn't I will chase that problem) The dome light will stay on unless you push ...	View
	2008 GMC Sierra 2500 HD WT 6.0L Limited power VIN: 1GTHC29K08 This truck belongs to one of our fleet customers. The driver said it sputtered then lost power and the limited power indicator lit up. He cycled the key and no change, when I got to it, I could not make it malfunction. I got the code: p2138 symptom 00. I went ... Trouble codes: P2138	View
	2008 Honda Element LX 2.4L heater VIN: 5J6YH28718 vehicle came in with poor heat, road tested with thermometer in dash, vent temp would go to 90 degrees, the customer was told by a Honda dealer that it needed a heater core we installed a heater core, retested still poor heat out of vents, installed new t-stat...	View
	2005 Hyundai Sonata GL 2.4L Engine / Transmission VIN: KMHWF25S95 I have a 2005 Hyundai Sonata, 2.4L Manual Transmission. I am trying to separate the transmission from the engine to replace the clutch. I read a few tips, but most were poorly written and hard to follow. So, I have the sleeve / bushing below the release lever ...	View
	2006 Nissan Altima S 2.5L no start VIN: 1N4AL11D46 can not reset security .Installed used computer part #mec85 same as old computer access code was the same for both computers 1729 .Reset vin in used computer to match old one.Will not set access code. Tried different scanners .I feel that i am probably missing...	View
	1997 Subaru Impreza Outback 2.2L Hesitation VIN: JF1GF4857V This car has a stack of receipts from other shops from Reno to here, but this is what I have done, I snap tested the mass air and it went to 2 volts max, installed a new one and car idles now but does not run smooth, I here spark snap under the coil so I repla...	View
	1996 Toyota Camry DX 2.2L Mechanical VIN: JT2BG12K5T At idle I am getting a vibration it is definitely not a misfire only happens in drive at idle the second you come off idle vibration is gone car runs beautiful.	View
	2006 Toyota Tacoma 4.0L Steering VIN: 5TELU42N76 Looking to see if anybody has changed out the rack and pinion in an 06 Tacoma 4X yet. Mitchel calls for over 5 hours and yet it looks much easier and calls for an A technician. Is there something odd about doing these? I don't want to get into something that t...	View
	2008 Toyota Camry Hybrid 2.4L Mechanical VIN: 4T1BB46K38 Owner describes to me an intermittent clattering noise on cold gas engine start up. It is intermittent so I have not heard it. I think it is a VVTi system noise similar to what I have heard in some others as described in this tsb: ...	View
	2008 Toyota Camry Hybrid 2.4L Mechanical VIN: 4T1BB46K38 I killed an earlier post since the link I added did not work. The owner describes to me an intermittent valve train noise when the gas engine starts and lasts about 10 seconds. I have not heard it since it is intermittent.I found a u-tube video of the later mo...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2002 Audi A4 Quattro 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: WAULT68E92 Thank you for the replies we ended up smoking the car when the engine was cold and found an air leak on the intake tube going to the throttle body after finding the right sized o-ring and using some vasaline on the o-ring to get it to seal up, misfires are ver... Trouble codes: P0300, P0301, P0302, P0305, P1411.	8
	1998 Chevrolet Cavalier 2.2L Unknown VIN: 1G1JC1249W Thanks to all that replied. I found a week valve spring. customer did not want to repair so can not verify if the repair was made that's all that was wrong.	29
	2002 Chevrolet Avalanche 1500 5.3L transfercase VIN: 3GNEK13T72 i went ahead and added a direct ground to the encoder ground circuit and the system works properly now. my guess is that the module needs to be replaced. will let the customer drive it and see if any other problems show up. thanks for the help Bob	7
	2000 Dodge Dakota SLT 5.9L tcc/overdrive VIN: 1B7HG2AZ3Y watched scan data very little variation on sensors,pcm not commanding TCC or Overdrive to go in and out, so found ohms specifications on solenoids and tested, all solenoids tested ok, removed valve body from tranmission and bench tested the solenoids, all test...	8
	2008 Dodge Grand Caravan SE 3.3L Misfire VIN: 1D8HN44H68 Thanks for all the replies. It is confirmed bad ecm. Many believed it to be a bad coil. The customer had put a new factory coil on it before bringing it into my shop. I should have been more clear, I only listed that in the prior work section. I should have me... Trouble codes: P2308, P0403.	10
	2002 Honda Accord EX 2.3L MIL Lamp on VIN: JHMCG66882 Thanks to all who helped. Got a sensor from dealer with Vin number and everything is working wonderfully. Trouble codes: P1167.	7
	2002 Jeep Grand Cherokee Laredo 4.0L MIL Lamp on VIN: 1J4GW48S82 So, when is a PID not a PID? In short a bad TPS. It was reading highish at closed throttle, this was the red flag where I should have thrown the dart at the car. Scan reads 0% throttle, closed and min throttle agree. No code. But the PCM reads anything over ... Trouble codes: P0135, P0155 (O2 Sensor B2s1 HEATER).	6
	2003 Jeep Liberty Sport 3.7L transmission VIN: 1J4GK48K93 Replaced Throttle position sensor. This took care of the shudder. Thanks to everyone for your responses.	3
	2003 Nissan Sentra GXE 1.8L heater VIN: 3N1CB51D33 replaced head gasket and header core some improvement.Removed new water pump,compared to other brands .300 difference in the size of impeller from one brand to another. Oem was not adv with out special order. Found heater core hoses were directional . May neve...	12
	2003 Nissan Sentra GXE 1.8L no heat VIN: 3N1CB51D33 see last post has all details. xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx	5
	2001 Porsche Boxster Roadster S 3.2L Unknown VIN: WP0CB29881 Sorry for late post, client never did return with car-suspect he never bought it[ I recommended on the information I received to ensure trans fluid level was changed and level set correctly and re-road-test before any consideration of purchase. It appears low ...	10
	2002 Volkswagen Passat GLX 4 Motion 2.8L Leak VIN: WVWTH63B42 The conseses is that the injectors fo this vintage are prone to leak and that it wicks up the harness and could weep to other injectors or even back to the ECM. The gas did not seem to go very far toward the ecm so we replaced all 6 injectors (some responses w...	10

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