Automotive Technicians Technical Discussion and Fixes for Apr 30, 2013

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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	Help Request	Answers
	2006 Audi A8 Quattro 4.2L dash display VIN: WAULL44E46 I have a 2006 Audi A8L that the in dash video screen drive mechanism / carrier is not working properly. This is the part that flips the screen in and out of the dash. The screen is fine. I'm just wondering if someone has replaced the carrier before and would y...	View
	2002 BMW 325i 2.5L Brake Booster VIN: WBAEV33402 Replaced brake booster due to noise/vacuum leak in cab. I had to remove master cylinder and hydraulic unit to R&R booster. Bleed brakes. My problem now is I have what feels like about 2in of free play, booster is none adjustable. I found some posts about bleed...	View
	1994 Chevrolet Camaro Z28 5.7L Cuts out VIN: 2G1FP22P2R Customer states the car died on him and restarted a few times, Brought it into the shop, We let it run and after running it for 30 minutes or so, It died with a restart. Checked it out the next day and no more dieing. We let it run for hours. Its an optic spar...	View
	1994 Chevrolet S10 LS 4.3L Hesitation, Cuts out VIN: 1GCCS19W9R When vehicle warms up and under load it looses power and starts bucking badly. Power brake it and same thing. Fuel pressure is 53 psi running and goes up to 60 psi when put under load. Puts out 1 pint in 25 seconds. If you add alternative fuel when under load ...	View
	1997 Chevrolet Astro 4.3L Stall VIN: 1GNDM19W7V Well, inintial start is good. Shut engine off and restart and the idle will not catch. Engine will not stay running unless you hold the gas pedal. After a second or two, the idle catches and engine idles. Any ideas?	View
	1997 Chevrolet S10 2.2L #4cylinder VIN: 1GCCS1445V vehicle came in with check engine light, misfire #2,#4, checked scan data, short and long term fuel trims way negative(-23), found 3 bad injectors, and replaced them. now intermitant #4 misfire. In a 20 second run time only at idle will have 15 to 20 misses. A...	View
	1997 Chevrolet Express 2500 LS 5.0L Unknown VIN: 1GCFG25M0V fuel pump is on constantly upon key turned to ignition and never stops No spark or injectors operating Scan tool does not see the ecm. If i replace the ecm with a used one of the same year and engine size will she run??? or do i have to reflash/reprogram??? ...	View
	1998 Chevrolet C1500 Cheyenne 5.0L Poor Idle Quality, MIL Lamp on VIN: 1GCEC14M4W Truck ran fine coming in. Motor was noisy but no codes or rough running. Put new motor in and have not been able to set timing correctly. Took out #1 plug on D/Side. Tapped around til it blew out. Put in dist with rotor pointing to the little no. 8 mark. Truck... Trouble codes: P1345	View
	2005 Chevrolet Colorado Z85 LS 2.8L Starter VIN: 1GCDT19875 Hi guys - first time post for help - have a truck with a starting issue - towed in - found ignition switch binding ,so replaced with dealer parts , did passlock relearn and now i have a starting issue that is puzzling - i can crank the truck and it will give m...	View
	2005 Chevrolet Silverado 2500 HD 6.0L power steering VIN: 1GCHK29U55 Greetings fellow techs! I already know which way I'm leaning with this particular vehicle, but thought I cast a line out just to see what kind of nibbles I'll get. So here goes... Customer dropped off his truck compaining of a whining noise, which I confirmed ...	View
	2006 Chevrolet Malibu LT 2.2L 1-2 shift VIN: 1G1ZT51F26 This car has me baffled. I bought the car with the intention of fixing it and giving it to my wife. The previous owner said the car started doing this out of the blue and they just didnt have the time or money to fix it. What it does is right at the start the ...	View
	2006 Chevrolet Silverado 1500 LT 4.8L Differential VIN: 2GCEK13V96 truck came in shop for grinding noise in front end in 4x4. test drove can hear noise. ran on hoist grinding was coming from front diff carrrier bearings. removed front diff and rebuilt. retest drove grinding noise is gone when driving straight, when you turn t...	View
	2009 Chevrolet Silverado 2500 HD LTZ 6.6L Belt squeal VIN: 1GCHK63669 This truck was brought to me a couple months ago and has been back 3 times now since then. The complaint is and has always been a belt squeal. As of right now, when it is started, it will be quiet for about 5 minutes and then slowly start to squeak and then ge...	View
	1999 Daewoo Leganza SE 2.2L Excessive Emissions VIN: KLAVB6929X Ok folks, im getting my tail kicked on this one. Customer came in with this project, cant smog it because the ck engine lamp is on. Monitored EGR function with a Waekon tester. EGR works fine and EGR lift sensor reading w/i spec. but no engine stumble when act... Trouble codes: P0401 (Egr flow insufficient detected)	View
	1998 Dodge Ram 2500 5.9L NO engine power I have check power and ground at the ecm and at the injection pump module. wires are in good condition and I have no shorts on the circuite This truck starts and runs but it will not pass 30MPH, I have code present and I erase this code but it comes back, the ...	View
	2004 Dodge Durango SLT 4.7L misfire VIN: 1D4HB48N94 This is a 2004 Durango with 4.7L V8 with a P0303 code. Customer states this came on all of the sudden. Scanner live data shows #3 missing pretty consistently at all speeds. At first thought it was injector so cleaned out injector rail and installed new OE inje...	View
	2008 Dodge Charger SE 2.7L speedometer VIN: 2B3KA43R08 car came into my shop overcharging, had a list of codes for just about every module, replace pcm, now I have a p0501, (non abs) all wires load tested good, ran flow chart comes up with bad pcm, replaced right front wheel sensor, input & output speed sensors ...	View
	2008 Dodge Charger SE 2.7L Starter,windows, ECM,ABS module, and AIRBAG module VIN: 2B3KA43R38 I have 2008 Dodge Charger. Vehicle will not crank. No communication with ECM, ABS module, or SIR module.. Do have star scanner. Has one code in ignition switch(module)B2102. Power supply to underhood fuse box. Does have power to box. False code? Power windows,...	View
	2004 GMC Envoy XL SLE 4.2L Misfire, MIL Lamp on VIN: 1GKET16S04 Customer states that this morning car ran "like a tractor" had a lack of power and was running rough. Also they smelled raw fuel near the front of the vehicle. While this was happening the check engine light was flashing and continued to flash until she lifted... Trouble codes: P0300 (Misfire detected)	View
	2003 Honda Accord EX 2.4L brakes VIN: 1HGCM72623 Car has ABS. No light no codes. Low spongy pedal. changed front pads, turned the front rotors,they are in spec for thickness with .001 runout on all 4 wheels. All new rear rotors pads calipers slides and brackets. Calipers are on the proper side with bleeders ...	View
	2002 Jeep Grand Cherokee Laredo 4.0L Reverse Shudder VIN: 1J4GW48S12 Test drove car and felt the shudder, check fluid ok, changed fluid on tcase did not help. Put in customers tcase same issue. If you give it some throttle in reverse or power brake in reverse will sudder bad at tcase to rear of transmission	View
	2004 Jeep Liberty Renegade 3.7L Poor Idle Quality, MIL Lamp on I am thinking this has a shorted harness on truck or fuse panel. Tps signal return wire with tps disconnected has 3.7 volts on it coming from ecm. Ground and signal return go directly to ecm no splices 5 volt reference shart via splice with crank sensor. Map s... Trouble codes: P0123, P0156	View
	2009 Jeep Compass Sport 2.4L MIL Lamp on VIN: 1J4FF47BX9 Hello to all, looking for some input on this intermittent nightmare. Initially the vehicle came in with codes P0652 and P2127 only. I did all the basic circuit testing and could never get the codes to set on demand, however when the customer drives it they se... Trouble codes: P0652 (Sensor reference voltage 2 circuit low), P0653 (Sensor refernce voltage 2 circuit high), P2127 (APP sensor 2 circuit low), P2138 (APP sensor 1-2 correlation)	View
	2006 Mercury Grand Marquis GS 4.6L Cuts out, Shutdown VIN: 2MEFM74W56 Greating Ford Guys,I need your help, this 2006 Marquis came with customer concern Engine Shutdown, self test found P2105, P2107, p0600 and P0622 all in memory , KOEF and KOER pass, cleaned the throttle body, checked the wiring harnis , cleaned the grounds,repl... Trouble codes: P0600, P2105, P2107, P0622	View
	2001 Nissan Xterra SE 3.3L Main Fuse VIN: 5N1ED28T41 Blowing 100 amp main fuse. Installed new fuse and found no reason for it blowing, it has done this twice for the customer in a month. Now the vehicle came back, it is blowing fuse more often, only common denominator is it happens more when you put it into reve...	View
	2006 Nissan Pathfinder SE 4.0L MIL Lamp on VIN: 5N1AR18U36 done checked everything. smoke test, valve closes and opens fine, no leaks.please help, thankx iatn comunity. Trouble codes: P0448	View
	1995 Pontiac Grand Am SE 3.1L Stall, Poor idle at times VIN: 1G2NE15M9S Boss just bought this car. Said on the way bringing it to the shop it started to idle bad, then cleared up and ran ok. I tried to pull the code by jumping the diagnostic plug to no success. So I change the iacv but it is still doing the same thing but I notice...	View
	1999 Toyota Camry LE 2.2L Stall, MIL Lamp on First and for most let me express my thanks to all that may take time to help and guide me with this head banger! 12-28-13 car comes in with po401(egr insufficient flow) fellow tech diaged egr vacuum modulator as problem and replaced.3-1-13 car returned same c... Trouble codes: P0401	View
	2001 Volkswagen EuroVan MV 2.8L MIL Lamp on VIN: WV2NB47081 MIL is on, for the third time, for P0411. Different tech diagnosed and condemed the combination valve for secondary air. Now its mine. I have run the complete physical testing of making sure PCM will run pump and air does come out when it is supposed to. To my... Trouble codes: P0411 (Seconadary AIR Low Flow)	View
	2006 Volkswagen Jetta TDI 1.9L Unknown VIN: 3VWGT31K76 we have 2006 jetta that is running great.but when u are driving it down the hwy at anywhere from 100 too 110kph and u let off of the gas it makes a noise that reminds me of an engine brake.almost sounds like a bad cv joint.we put it on the hoist and could not ...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1996 Acura TL 2.5L Excessive Emissions, Poor Idle Quality, Hesitation, Poor Fuel Economy VIN: JH4UA2652T I apologize for terming my question incorrectly. I was asking why the LTFT never corrected. It always remains 0. After further inspection this morning, I determined that the Mass air would read correct values (2-4 @ idle, 7-13 @ 2500), But when the sensor was...	10
	2007 Acura TL Type-S 3.5L rear toe adjustment VIN: 19UUA76557 Thanks to all who helped me. Many said I had to replace the toe adjuster arms. They were right, i tried every rust busting chemical on the planet nothing worked. I found a easy way to remove the arms. Make sure you have a sharp new sawzall blade and just c...	17
	2003 Audi Allroad Quattro 2.7L Engine VIN: WA1YD64B13 The Y rubber manifold that attaches to the throttle body was cracked. Put CTS in and cleared codes. I know there's more work to do.	4
	2004 Audi A6 Quattro 3.0L engine VIN: WAULT64B84 replaced all plastic tubing going to cvv and cvv also.gave car a oil change due to excessive gas smell in oil .probally from running rich customer has been gone two weeks with no issue thanks iatn world for all your help	8
	2011 Buick Enclave CXL 3.6L Misfire, MIL Lamp on VIN: 5GAKRBED3B Thank you all for the excellent responses. I appreciate all of your time. The customer declined further work on it and is taking the vehicle to the dealership to see if it can be worked on under warranty. Sorry I dont have any helpful input to add. Trouble codes: P0300, P0305.	13
	1992 Chevrolet S10 Blazer Sport 4.3L compressor VIN: 1GNCS13W8N Thanks to all who gave me advice & feedback. I really appreciate it. I installed a new delco/delphi R4 compressor, evap from Amazone for less than 200$, and orifice tube. Pulled vac & charged with 134. Its working ok, I hope I dont have to replace condensor or...	23
	2001 Chevrolet S10 4.3L Misfire VIN: 1GCDT19W81 After some excellant help from my fellow techs I replaced #1 & #4 fuel injectors,I also replaced the distributor & after notching the clamp I was able to set it at 0. Problem solved!Thank all of you for your replies.Bill @ [...] Automotive Trouble codes: P0300 (Multiple cyl misfire).	39
	2002 Chevrolet Malibu LS 3.1L No Start VIN: 1G1NE52J62 WELL I THINK IT'S FIXED REPLACED THE PUMP & HARNESS AT TANK (PUMP TO BODY) PUT IT ALL BACK TOGETHER AND CHECKED AMP DRAW B+ & GROUND 4.37 AMPS CAN'T FAULT THAT THEN WHILE WATCHING PRESS. GAUGE PRESS STARTED TO DROP OFF THEN QUIT LEANED ON TOP OF PDC (COVER WAS...	20
	2007 Chevrolet Uplander LS 3.9L Cooling Fan VIN: 1GNDV23WX7 WHAT I FOUND HERE WAS THAT THE COOLANT TEMP SENSOR WAS NOT GIVING THE CORRECT READING FOR THE TEMP.IT WAS READING COOLER THAN WHAT ACTUAL TEMP WAS,WE USED A TEMP GUN AT THE THERMOSTAT HOUSING WAS 240,INSTALLED A NEW TEMP SWITCH AND ALL IS WELL.	9
	2007 Chevrolet Silverado 2500 HD LT 6.0L Transfer Case Module VIN: 1GCHK23K77 SORRY FOR THE DALAY I COMPLETELY FORGOT ABOUT IT. WHAT I CHECKED AND DOUBLE CHECKED EVERYTHING YOU GUYS WERE A GREAT HELP. FINALLY AFTER RECHECKING ALL WE DECIDED TO TRY A NEW MODULE, GUESS WHAT HAD COMMUNICATION REPROGRAMED UNIT AND ALL IS WELL.I GUESS JUST B...	11
	2006 Dodge Ram 3500 SLT 5.9L Extended crank VIN: 3D7ML48C86 First off, thanks for all those who replied. All suggestions were helpful. Some replies were for the gas engine, easy to confuse since they put 5.7 gas & diesel in these trucks, so be careful if you are looking at this in the archives. The problem ended up b...	13
	1997 Ford Explorer Eddie Bauer 4.0L 4 wheel drive VIN: 1FMDU34EXV Sorry for the late close but I ran out of time with this one. Customer had stated that the transfer case had but replaced or rebuilt. He took it back to that shop to have it looked at to see if it was covered. I was ablt to shift it by hand so it a good chance...	20
	2002 Ford F-150 King Ranch 5.4L Misfire VIN: 1FTRW08L52 HELLO ALL, 1ST OF ALL A BIG THANKS TO ALL THE REPLIES. THEY WERE ALL VERY HELPFUL. 1ST I DID NOT INSTALL 8 PLUGS TO START BECAUSE IT WAS A JUNK YARD MOTOR & NEW PLUGS WERE INSTALLED 1 MONTH AGO WHEN MOTOR INSTALLED. SORRY I DID NOT PUT IN THAT INFO. THIS VEHIC... Trouble codes: P0306 (Misfire cyl 6), P0352 (Ignition coil primary/secondary malfunction), P0356 (Ignition coil primary/secondary malfunction).	22
	2004 Ford F-350 Super Duty XL 6.0L oil pressure VIN: 1FTSF31P44 Truck is fix we pulled the high pressure oil pump and check ball was gone,replaced pump and all is well. Thanks to Brian [...]. You guys nailed it thank for your help.	13
	2005 Ford F-150 XLT 4.6L odometer VIN: 1FTRW14WX5 Thank you for the answers. As the new odometer reading was close, the customer did not care, and we left it as it is. Next time I will contact a cluster rebuilder first to see if the old one can be repaired. Thanks!	6
	2008 GMC Sierra 2500 HD SLE 6.0L tire light VIN: 1GDHC24K08 The light is off thanks to the great advise from everyone that replied. I put the vehicle in learn mode and followed the procedure and it worked. Thanks again.	7
	2004 Hyundai Tiburon 2.0L airbag VIN: KMHHM65D34 thanks for the help. seat belt buckle fixed it. I switched the drivers and passengers buckles and the code followed the suspect buckle. easy fix; 4 bolts for the seal, a few screws in the side trim, and then the buckle. plug it up, secure all the wires, re...	12
	2005 Isuzu NPR-HD 5.2L Stall First of all thanks for all the help. One thing I noticed early on was I would prime the system with the button and as soon as I would start it the button would get sucked down. I thought that was odd but figured this system might be different than others I ha...	4
	2006 Land Rover Range Rover Sport HSE 4.4L Both Front Wondows Not Working VIN: SALSF25476 fix wire under kick plate ..thank you for evrybody	6
	2007 Land Rover Range Rover HSE 4.4L reverse VIN: SALMF154X7 Hello all and thanks for the help. After verifying the fluid type and level we removed the trans and disassembled. We found the forward clutch had been overheated and the front pump was damaged (scored). We have finally located a replacment pump, a complete ov...	8
	1993 Mazda B2600 LE-5 2.6L rear axle bearing VIN: JM2UF3140P this 2600i is actually a Mitsubishi in mazda clothes. didn't really find the help I was looking for. I didn't need any tips on rigging the thing, as I can get that far myself. was looking for someone who had actually done one of these to respond. those tha...	6
	2006 Mercedes-Benz G500 5.0L No Start VIN: WDCYR48F26 Thanks to all the techs for the replies. So I installed new Bosch CPS and so far so good. I'd prefer the Hella like Kevin suggested,but I'm still trying to get my worldpac account back here in Cabo. I also want to thank Byron; since I agree with his common sen... Trouble codes: 2034 (L5 crankshaft position sensor).	14
	2009 Mini Cooper S 1.6L lf window VIN: WMWMF735X9 window syncronization must be performed with a compatible scan tool. manual sync. with window switches only works on this mini if the footwell module was to be reprogrammed ( tsb from mini)	7
	1997 Nissan Pickup SE 2.4L Speedometer VIN: 1N6SD16Y4V Hello Friends Thank you all for the great replies, I hope that the replies may help someone else too. On this vehicle, the speedo problem, I have scanned the vehicle and no codes came up. Also I checked all the grounds, cleaned all the connections. I have roa...	6
	2001 Suzuki Swift GA 1.3L Timing belt VIN: 2S2AB21H21 We had 125 125 150 150 compression 1 thru 4. But I leaked it down and found # 1 and 2 had 90% percent leakage. So its not fixed but, i think that explains it while will not actually run. Yes use the E dowel pin and E timing mark.	10
	1994 Toyota Pickup DLX 3.0L MIL Lamp on, lacks power VIN: 4TAVN01D9R I would like to thank everyone for your reply's. The reason I put 14" vacuum at idle is that is normal for 4500 ft. I did recheck cam timing, (SOHC) ok. Thank you Ken from California, I forgot about the TPS idle switch needed to be set first before timing ca... Trouble codes: 52 (Knock sensor or circuit).	14
	2007 Toyota Avalon XLS 3.5L Air Bag VIN: 4T1BK36B17 Thanks for all the replies. The responses all said what i expected to hear , the broken connector is the problem. I have not had the car return to the shop as of yet & i need to close this request. I know how to deal with this when it returns thanks to all of...	13
	2009 Volkswagen Routan SE 3.8L Temp Gauge Reading VIN: 2V8HW44139 I have the fix but still dont really understand why it fixed it. We replaced the CTS and everything worked great. What I dont understand is why when I disconnected the sensor the reading would stay wherever it was. It i jumped the connector my thought would be...	3
	1996 Volvo 850 2.4L Monitors VIN: YV1LS5547T thanks for all your help I ran the smog check and it passed...	15
	2006 Volvo S60 R 2.5L Cel VIN: YV1RH52746 Customer has had car for two weeks now. I am sure we would have heard if things were not working correctly. Will wait and see if it continues to perform correctly. Trouble codes: 640D, 602D, 670D.	10

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