Automotive Technicians Technical Discussion and Fixes for Jan 28, 2016

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	Help Request	Answers
	2005 Audi A4 3.0L MIL Lamp on VIN: WAUJT68E85 i go t this audi 4 with the 3.0 with multiple misfires, when cold, on the misfire counter shows cyl 5 with the most misfires, i swat coil and plug on that cyl and the companions cyl as well, but it seems to follow still cyl # 5, and other cyls, randomly, compr...	View
	2004 BMW 330Ci 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: WBABD534X4 lean misfire, stumble, pops through intake when vehicle first started up and then clears out. STFT and LTFT on both banks running very lean at idle and off idle. No excessive vacuum in crankcase. Trouble codes: P0171, P0174, P0300	View
	2012 BMW 535i xDrive 3.0L Poor Idle Quality, MIL Lamp on VIN: WBAFU7C58C This vehicle has had a used motor installed due to a hole in the oil pan (over a rock), and damaged the original motor, the engine starts and runs, (not well but okay), it will immediately log the two faults in the DME, we have checked the wiring to the high p... Trouble codes: 16501, 16501	View
	2006 Buick LaCrosse CXS 3.6L Poor Idle Quality, Stall VIN: 2G4WE58706 Hi i need some help the car would stall sometime coming to a stop cleaned trottle body relly dirty and did idle relearn now the car idles low in park like 450 rpm to 500 rpm. Idles fine in drive. No codes no vaccumm leaks. Do i need the pcm reprogram	View
	2004 Chevrolet Silverado 2500 HD 6.6L driveline VIN: 1GCHK232X4 installed new center support bearing, vibration was less but still there, driveshaft is very rusty with flakes everywhere in front shaft. could this cause driveshaft to be out of balance. differential is quiet and u-joints are good. transfer case is also quiet...	View
	2004 Chevrolet Malibu 2.2L Cuts out VIN: 1G1ZS52F44 The problem with this vehicle is it will intermittently buck/cut out for a second.I have checked connections and grounds. I am leaning towards a crank sensor but was wondering if anyone has ever had a crank sensor cause the crank relearn procedure to not compl...	View
	2008 Chevrolet Silverado 1500 WT 5.3L front axle extension housing VIN: 1GCEK19J68 Truck came in with no 4X4. Determined that the output shaft in the RH extension housing had pulled out and allowed the thrust washer to drop down blocking the engagement collar. We replaced the retaining ring along with the washers, seal and a new axle shaft. ...	View
	2001 Chrysler Sebring LX 2.4L Fuel odor VIN: 1C3EL46X01 Customer came in about a month ago says he could smell a gas odor. Under body inspection found no gas leak. I smoke the evap system and it passed. I never could smell the odor. He call and said he smelled gas odor again. He told me when he warms the car up to ...	View
	2008 Chrysler Town & Country LX 3.3L MIL Lamp on, Extended Crank Time VIN: 2A8HR44H78 We replaced transmission and now have an extended crank and P0339 code. The tech replaced the CKP sensor with no improvement. The CKP circuit was tested for 5v, ground and signal. The signal had a good even square wave form at sensor and at PCM. Checked CMP se... Trouble codes: P0339 (Crankshaft Position Sensor Intermittent)	View
	2003 Dodge Ram 3500 5.9L No Start VIN: 3D7MU48623 this dodge is a tow in,crank no start.basic checks found air filter COMPLETELY pluged,never seen a filter so pluged in my 25yrs in the buis.customer tells us he has never done any maintence in the 40.000 miles he has owned it.the air heaters are inopp,fuel psi...	View
	2008 Dodge Ram 3500 Laramie 6.7L MIL Lamp on VIN: 3D7MX38AX8 I was looking for information on what the Boost/Map sensor should read at Key on. I am not finding much useful information. I cannot get any codes to set right now. My map sensor was right full of soot. Completely plugged. It was reading 13.5 PSI with key on a... Trouble codes: P0106 (Manifold absolute pressure sensor performance)	View
	1999 Ford F-350 Super Duty Lariat 7.3L No Start VIN: 1FTWW32F9X I apologize for lack of information. The truck was in daily use and the service performed was brakes and suspension. I also believe At this mileage I suspect any and all problems. Besides being worn out, this vehicle does have some interesting starting issue... Trouble codes: P1211 (Icp too hi or low running), P1670 (Undetected feedback signal)	View
	2005 Ford F-350 Super Duty King Ranch 6.0L Crankcase VIN: 1FTWW33P45 Do you think a cracked injector body or cracked head?	View
	2007 Ford E-450 Super Duty 5.4L Shift points during accelleration VIN: 1FCLE49L77 After installing a re-manufactured transmission, the upshifts were extremely late or nonexistent. Spoke with the re-manufacturer and they sent another unit. The problem remains. If I am keep an incredibly light touch on the accelerator it will upshift but I ca...	View
	2011 Ford F-250 Super Duty Lariat 6.2L Starter VIN: 1FT7X2B63B We are working on this Ford Truck. The situation is it has a intermittent no crank condition. We have scanned all modules with no codes present. Have only gotten it to act of for us once. When the condition is present we have no voltage to the starter solenoid...	View
	2014 Ford Escape SE 2.0L beake pedal feel VIN: 1FMCU9G96E hi folks! Ive got another strange one for you here. This escape has a very hard brake pedal and cant stop worth a darn. The pedal is very stiff and a loud wooshing noise heard when you use the brakes. it takes a lot longer to stop and you really have to lay in...	View
	2003 Honda CR-V LX 2.4L Surge VIN: JHLRD78463 hi and thanks for your help, got this car in that the idle surges 1000, to 2000 rpms, check engine light on codes p0505 idle air control valve, p1505 pcv air leakage codes. remove air hose going to throttle body stuck my fingers in the iac hole to stall engine... Trouble codes: P0505, P1505	View
	2000 Jaguar S-Type 4.0L No Start, Cuts out, Stall VIN: SAJDA01D7Y mind bender jaguar car has been doing this for over a year or more , ended up at my door it will start multiple times no problem ,, no codes drive the car down the street and it goes fine , if you shut it off and get a bite to eat and come out 2 things h...	View
	2004 Jaguar XJ8 4.2L Elec. cooling fans VIN: SAJEA71C94 The customer complains of the electric cooling fans running even when she believes that the motor is running cool and is not in need of the air flow. I have replaced the sensor for the gauge and the sensor for the ECU without affecting this complaint. My quest...	View
	2001 Jeep Cherokee Sport 4.0L Driveline VIN: 1J4FF48S01 Vehicle makes noise (clunking/grinding) when turning right and accelerating between 15 and 30 miles per hour. Does not do it when turning left. Does not matter if it's in two or four wheel drive. Tried removing front driveshaft, still makes noise. Remove rear ...	View
	2006 Jeep Grand Cherokee Limited 4.7L Transfer case range position sensor VIN: 1J8HD58M36 Hello I must apologise as this is the first time on Iatn We have a big problem sourcing information on the Jeep product here. Can anybody maybe give me some links to information to further test the Transfer case range switch on the Jeep Grand Cherokee we have ...	View
	2005 Kia Amanti 3.5L Heater VIN: KNALD12495 This car came in the other day blowing hot air on the driverside and in the back but not on the right side the temp is controled two way drive side and passger side the passgaer side blows out cold air no matter what you do I have never seen a heater blow only...	View
	1997 Mercedes-Benz S500 5.0L Pump VIN: WDBGA70G2V Customer brought car to us with the complaint that the brake pedal is going to the floor after another shop installed new brake pads to the front and rear. After the replacement of the pads, they tried pumping them up and the brake pedal would not get hard. So...	View
	2007 Mercedes-Benz ML320 CDI 3.0L Hesitation, MIL Lamp on VIN: 4JGBB22E27 When cold engine starts poorly and has no power. After vehicle sits and idles until up to operating temp then motor runs great and does not fault out for low boost. I have checked charge system for leaks, unbolted exhaust at rear of turbo and used a dpf cleane... Trouble codes: P2359, P2084	View
	1996 Mercury Sable GS 3.0L Heater VIN: 1MELM50U0T Had car in for no heat. Found Leaking rad, replaced rad and Thermostat. Still no heat, it sometimes comes in waves, temp gauge go's up and then suddenly down, at which point any small amount of heat would then go away. Remove air bleed return line that feeds t...	View
	2002 Nissan Sentra CA 1.8L electrical VIN: 3N1CB51DX2 This car came in with oil in the coolant, so I changed the head and put a new timing chain in while I was in there. Never heard it run. When I put it back in the car it wouldn' start. I put the scanner on it and got a po340 which was the cam sensor. I thought ...	View
	2001 Subaru Forester L 2.5L code VIN: JF1SF635X1 Code P1534. This code comes up on our scan tool as a transmission malfunction code. We are having conflicting answers about this code. The other experts we talked to said this code does not exist for Subaru which results as a false code. We have checked a few ...	View
	2001 Subaru Forester L 2.5L Code VIN: JF1SF635X1 This code comes up on our scan tool as a transmission malfunction code. We are having conflicting answers about this code. The other experts we talked to said this code does not exist for Subaru which results as a false code. We have checked a few areas. We ha...	View
	2010 Subaru Tribeca Limited 3.6L Front Engine Mounts VIN: 4S4WX9GD3A Has anyone replaced the front engine mounts on a 2010 subaru tribeca? The manual states to remove the engine, but I was wondering if there is anyway around this?	View
	1995 Toyota Celica GT 2.2L Abs System VIN: JT2ST07NXS Good afternoon all technicians, especially older toyota tecs that may be familiar with this lovely celica gt coupe. Car has been well overcared for, older driver not a beater. When slowing down below 5 miles per hour, abs pump appears to engage. If slowing dow...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2009 Audi A4 Quattro 2.0L oil pressure VIN: WAUXF78K49 Well...I was able to get a n Audi service manual online which has a great oil circulation diagram and breakdown and I ruled out all components except camshaft bearings. Since my non return valve screen in the bearing saddle was missing..it possibly entered th...	11
	2002 Dodge Dakota Sport 4.7L Hesitation, Cuts out, Misfire, Exhaust Backfire VIN: 1B7HG38NX2 The owner decided to sell the vehicle to a mechanic I work with. The consensus of the 17 replies was that the engine was old and had valve problems. After exhausting other possibilities, I told the customer that I also believe that his engine needs to have t... Trouble codes: P0112 (IAT Sensor has not been installed since before problem), P0300 (Ramdon Misfire), P0301 (p0303-), P0303 (p0305-), P0305 (testing and results).	20
	1997 Ford Ranger XLT 4.0L Misfire VIN: 1FTCR14X4V Hello everyone. Thank You for your help. Well we believe it may be a cracked head that is seeping some water. Customer does not want to put any more money into the engine. We installed some coolant sealant and it seemed to help. The customer drove the vehicle ...	17
	2005 Ford F-250 Super Duty FX4 5.4L Right Camshaft VIN: 1FTNF21545 My confidence was high enough there was no problem so I went ahead and re-assembled the engine as it was with the mark 1 to 2 teeth off of center. It turns out there was no problem. the reason I replaced the camshaft was due to a failed roller rocker. I did ...	5
	2007 Ford E-450 Super Duty 6.0L No Start, Cuts out, Stall VIN: 1FDXE45P17 As luck would have it, we had a helper driving it and it acted up but restarted fine. I was not put back on the job until the next day and we had some really cold weather set in the night before. when i started it cold this time it ran really bad for some time... Trouble codes: P0611 (FICM performance code).	8
	1993 GMC C1500 Suburban 5.7L Poor Idle Quality VIN: 1GKEC16K9P after many hours of testing everything. we found out that the customer had previously installed a new ecm and prom to address a transmission issue. the scan tool showed good running values but we got a reman ecm and prom and installed in vehicle to see what ch...	31
	2004 GMC Sierra 2500 HD SLE 6.6L vent controls VIN: 1GTHK23254 Truck has not returned for further work so i am forced to close this with no results. Customer claims there are no wires rubbing as one member suggested. All thr vent control motors do work as i previously stated. I dont have access to a tech2 so i am unable t...	4
	2001 Isuzu Rodeo S 2.2L Leak at back of cylinder head VIN: 4S2CK58DX1 Was leaking from EGR boss. Thanks to James from Hawaii for finding the gasket. Huge help. Book time on that thing is 5.2 hours, but you can cheat it out in about 90 minutes.	4
	2003 Isuzu Axiom XS 3.5L noise VIN: V1N4S2DF58 What to thank you for all your help im putting rod bearsing it tomorrow nite	9
	2008 Jeep Wrangler Unlimited Sahara 3.8L broken part VIN: 1J8GA59158 We fixed this with new injectors. I knew we were going to replace them, I just wanted to know what the primary reason this piece is on the injector. As to where the missing piece was, the technician who was doing the job removed the fuel rail from the intake m...	8
	2006 Land Rover LR3 4.0L Charging VIN: SALAD24416 Tested Alternator on 3 wires, as suggested by Seydina from Minnesota. Sure enough I had Battery voltage on the first wire, a square wave on the second wire, but the third wire had a roundy wave with a square only on the back side. It looked like a ramp on t...	16
	2000 Mercury Mountaineer 5.0L Suspension VIN: 4M2DU86P6Y I borrowed a set of chassis ears from a friend. Hooked up to stg knuckle, front dif, & t/c. I heard growling from t/c just going down the road straight when nothing was discernable with the naked ear. When making hard left turns could hear screeching at dif ...	23
	2001 Volkswagen Beetle GL 2.0L No Start, Cuts out, Stall VIN: 3VWBK21C01 Thanks for all of the replies. They ranged from checking the immobilizer to relearning the throttle body, checking fuses, vacuum leaks, etc. The winner was resetting the throttle body. I disconnected the battery overnight. At 6 this AM I smoke tested it for va...	11

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