Automotive Technicians Technical Discussion and Fixes for Nov 19, 2014

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	Help Request	Answers
	1992 Acura Vigor GS 2.5L code 14 VIN: JH4CC265XN I am working on a 92 acura vigor . it has a code 14 for the EACV. problem is that every where I look it says it should have a YEL/BLK and BLK/BLU wire at the connector 2 wires. I have a BR/WHT only, one wire, with no power like specified. is this a special odd...	View
	2005 Acura TL 3.2L headlamps VIN: 19UUA66295 this one came to me after someone else played, they replaced the ballast and igniter and the rf. still wouldn't work, i replaced baulb and now the headlamps will operate together or seperatley intermittently, or not at all, depends on how many times you flip t...	View
	2006 BMW X3 3.0i 3.0L instrument clutster VIN: WBXPA93406 Hello everyone happy thanks giving. Thank you everyone for takin a look at my help request. This bmw came in for no start issue.diagnosed and found that ews needed to be re-program and align. Now car starts and drives but it's got some crazy electrcal problems...	View
	1989 Buick Century Custom 2.5L No Start, Poor Idle Quality, Stall VIN: 1G4AH51R7K Please help this 2.5 tbi will stall at idle and starts hard. Replaced ecm with a reman a month ago and problem seemed to go away. But is back again same problem. Some times it will run ok for a week or two but most of the time it runs poorly. It seems to be lo...	View
	2007 Cadillac Escalade 6.2L starter VIN: 1GYFK63877 very intermittent no crank, scanned all modules found U0214-00 lost communication with remote function actuation in both BCM and ICP. no other codes stored. before I dive into this this thing I would like to get as much information as I can to diagnose it and ...	View
	2004 Dodge Grand Caravan SXT 3.8L Heating VIN: 2D8GP44L84 Thanks to laa of you in advance, we had this Dodge Van come in with a no heat problem. so we checked the coolant level press. tested the system and took heat temp test and found that the heater core inlet is 171 degrees and the out let is about 165 degrees upp...	View
	2007 Dodge Magnum SE 2.7L No Start, Stall VIN: 2D4FV47T17 Customer complaint stalls while coming to a stop and hard to start after warmed up. Problem is present and consistent. Scan tool data shows low manifold vacuum and negative fuel trims on both banks. Compression test-OK. Tested actual manifold vacuum with a...	View
	1999 Ford Explorer XL 4.0L Poor Fuel Economy VIN: 1FMZU34X8X This is my personal vehical i just bought and put an intake gasket on it and changed the oil 600 miles ago i checked the oil and it was 2qt overfull i let it sit for 2 weeks and cracked the drain plug expecting to find coolant but not a drop came out just oil ...	View
	2004 Ford F-250 Super Duty Harley-Davidson Edition 6.0L Hesitation, Cuts out VIN: 1FTNW21P54 ok guys need some help please!this truck drives great sometimes. other times it has no throttle response crossing a highway can be scary when it acts up.the only code is icp sensor intermittent.I had a fellow emplotee drive while i watched icp actual pressure ...	View
	2005 Ford F-150 FX4 5.4L No Start VIN: 1FTPX14575 this car is a no start cranks ok. it was towed in no start. found left timing change came apart. so I replaced motor with a reman. I have injector pulse and fuel pressure no spark. I ohmn all wires to ecm from just about every sensor. check all power and groun... Trouble codes: P1288	View
	2007 Ford Freestyle SEL 3.0L Transmission VIN: 1FMDK02177 I have the above codes: P0840, P0871, P0701 and P0942. The customer states that it will rev up sometimes going uphill and is afraid to drive it over 45 mph. It sounds to me from the codes as if the pressures are too low in the whole transmission. Probably caus...	View
	2004 Honda Odyssey EX 3.5L noise VIN: 5FNRL18064 Vehicle has humming/whistle sound coming from inside the intake manifold that can be heard at idle or very slow speeds when decelerating. Have removed and replaced the idle air control valve in the past on similar vehicles but this one is still making the nois...	View
	2004 Isuzu Axiom S 3.5L Hesitation, Surge, Misfire VIN: 4S2DE58Y74 Hellow fellow technicians we recibed the vehiculo in mention with customer complaining of misfire on idle.After a long diagnostic we found that the computer that was installed on the veh.was the wrong computer ( two last digit different 63 and correct are 64,6... Trouble codes: P0305, P0303	View
	2003 Jaguar X-Type 2.5L 4-5 shift and downshift VIN: SAJEA51D13 Hello, We have this x-type jaguar 2.5l that has a hard shift at times. The transmission does not slip and the hard shift occurs mostly when downshifting as you join a freeway for example, seems like when it shifts from 4-3. Also, it will kind of 'drop' in to 5...	View
	2003 Jeep Grand Cherokee Laredo 4.0L Rear Lights VIN: 1J4GW48S43 Hello everyone, I am back with the community and wondering if I may ask everyone if the rear light issue on this vehicles has anything to do with codes P0155 and P0205 (which I am assuming no but just throwing this out there as I call it a night). Once I get...	View
	2008 Jeep Grand Cherokee Limited 3.0L Rear Main Seal VIN: 1J8HR58M18 This vehicle came in with a very bad leak from the rear main crankshaft seal. We replaced the seal after carefully cleaning the end of the crank. We started and ran the engine after the repair and there is still a significant leak. This appears to be the same ...	View
	2009 Land Rover Range Rover Sport Supercharged 4.2L Unknown VIN: SALSH23439 Hi Group, Transmission seems to work fine in all aspects except for upshifting back in to 4th gear after kickdown.Upshifts perfectly from a dead stop but if you kickdown in 4th gear,trans downshifts into 3rd but doesn't upshift into 4th when throttle is relea...	View
	1993 Lincoln Town Car 4.6L egr VIN: 1LNLM81W3P car failed smog test for nox,egr passeges were ristricted .cleaned egr ports ,replced Differential Pressure Feedback EGR sensor,hoses to dpfe sensor clear.will pass koeo self test but on test drive no vacuum to egr valve ,have vacuum t in line to test vacuumto...	View
	2005 Mazda Tribute S 3.0L No Start VIN: 4F2YZ96145 vehicle was towed in no start. has no fuel pressure. fuses good,fpdm looked like it came out of the titanic, has power and grounds so i replaced it with a dorman unit. still no fuel pump. i load tested wires from pcm to fpdm with a headlight bulb, test good. a...	View
	2008 Mercedes-Benz SL550 5.5L fans,blower VIN: WDBSK71F88 Group this car came as a tow in.I don't know what the tire shop did which is scary. I can not get an signal on the a/c control head and fans outside and blower run constantly. I scanned and have no voltage signal on the driver side sam. I checked my Mitchell a...	View
	2000 Pontiac Bonneville SLE 3.8L No Start, VIN: 1G2HY54K1Y customer came in with complaint of vehicle intermittenly not starting and antitheft message in display. pulled codes and had b2734 and b1009. asked the customer if she had a second set of keys and advised her to use them and see if problem would happen again. ... Trouble codes: B2734, B1009	View
	2008 Pontiac Grand Prix 3.8L hvac VIN: 2G2WP55238 Car will blow on defrost only, she had a new GM mode actuator installed last month. I have tried a recalibration procedure on the doors to no avail, back probe at actuator motor and got around 8 volts with a slight fluctuation while motor/ door is popping. It ...	View
	2006 Toyota Highlander 2.4L headlights VIN: JTEGD21A96 this vehicle came in just with no low beam lights. there is not relay #3 box up by the master cylinder located on the fire wall, next to the abs relay box. the vehicle has the drl's working just a couple of hours prior. both low beams blown. cannot find the dr...	View
	2006 Volkswagen Passat 2.0T 2.0L excessive smoke from exhaust after replacing PCV VIN: WVWEK93C16 car came in with a very rough idle. I could hear the PCV valve( recirculating valve) leaking vacuum, I test-drove it and had plenty of power,good turbo boost, (no smoke) but terrible idle. I replaced the PCV valve with original dealer valve with the latest u...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1997 BMW 840Ci 4.4L power mirror VIN: WBAEF8321V Hi every one another one is fixed ,your pdf wiring files was very helpful, thank you Stephan, Cedric ,Ronny problem was seat memory module. thanks	4
	2006 BMW 750Li 4.8L Starting VIN: WBAHN83576 gained access to the cas module connector to verify good power and ground. power and ground were good. was in the process to access the data line between the cas and dme. noticed I had corrosion in the dme connector removed the dme and spayed connectors out wi...	7
	1983 Chevrolet K30 Custom 6.2L Generator 1 Thank you to all that replied. This is a rural FD truck that technically is a "freebee" through the USDA & the MO dept. of conservation. They are going to attempt to turn it in for something else. I found three alternator nuts by the firewall upon further inqu...	18
	2000 Chevrolet Blazer LS 4.3L brake lamp, pedal. VIN: 1GNDT13W1Y Done with this fine unit...customer thinks he can finish this himself because hes poor! made an adapter for my brake pressure guage (which for some reason only has bleeder port adapters?), had super pedal with guage installed at master port to rears, determine...	18
	2003 Chevrolet Suburban 1500 LS 5.3L Misfire, MIL Lamp on VIN: 3GNFK16Z23 Problem found. Removed both forward O2 sensors and noticed the Left side was much nosier than the right side. Totally plugged Left side cat. I was able to cut the cat off clean it out and weld it back in (personal car, saved me a few $). Catalyst was undamaged... Trouble codes: P0300 (Multiple cylinder misfire).	32
	2007 Chevrolet Silverado 1500 WT 5.3L fuse 47 VIN: 2GCEC13097 customer did not whant to speend any more time to diag.doesn't have a onstar subscription ,so we left the fuse 47 out.does not have a draw.	12
	2010 Chrysler Sebring Touring 2.4L Failsafe mode VIN: 1C3CC4FB1A hello-thanks for the assistance for all who participated in my help request. i decided to pull the throttle body off the vehicle and check it for any binding issues and clean it up better than i could on the car. well the first clue that something was wrong wi...	4
	2000 Dodge Intrepid 2.7L Cuts out, Misfire VIN: 2C3HH46R7Y owners daughter is home from school and needed the car .I have ordered a scope and i should get the car back 1st of the year when their daughter goes back to school.I will resubmit with a repair then. Thanks to all who replied Trouble codes: 1391 (cmp/ckp position).	10
	2000 Dodge Grand Caravan SE 3.3L No Start VIN: 1B4GP44R1Y Thanks to all for the suggestions provided, though none were the actual problem, as you will soon hear. Vehicle came in for an intermittent no-start, had MOPAR code 11, for intermittent cam/crank sensor circuit problem. Installed MOPAR cam and crank sen... Trouble codes: P0340.	19
	2002 Ford Explorer XLT 4.6L Noise, o2 sensor code VIN: 1FMZU73W42 Sorry I left this open so long. Thanks for all the tips and ideas. Being a personal vehicle, well you know how that goes, it has not even gotten looked at yet. Being that the indicated o2 sensor was replaced without fixing the problem I'll look into the heated...	10
	2004 Ford F-150 FX4 5.4L engine misfire VIN: 1FTPX14554 Thanks to all who replied we did a running compression and that #3 was the problem got valve cover out and did not find nothing wrong took intake manifold and find a shop rag inside of #3 intake runner	24
	1988 GMC K2500 Sierra SLE 5.7L Speedometer VIN: 2GTFK29K9J Well we pulled the cluster out of the vehicle and inspected the pins and connector. Looked fine. Customer picked up truck, put on ov er 1000 miles so far and speedometer has not quit working once. I will keep all the awesome suggestions if he were to come back...	11
	2003 Nissan Murano SE 3.5L lack of accelration VIN: JN8AZ08W93 well we are still having problems with this cvt, found pulled the unit out and all we found was a worn out Tcc valve bore in the VB, reemed out with a sonnax oversized valve kit. but continues to not shift and throwing codes and drives around at 3500rpm going ...	5
	2005 Pontiac Montana SV6 3.5L No Start VIN: 1GMDV03L55 Thank you to those that replied. To make this short and simple PCM was the problem replaced with GM Reman but to program I had to isolate all the class 2 data wires at SP205 and connect the obdII port to the module I was programing for each individual module....	4
	1995 Toyota Pickup DLX 3.0L Computor VIN: JT4VN13D3S Thanks to all thet repleys. It was all the napa sensor. Retested signal wire and shield wire for opens and shorts. When we got the new sensor from toyota tested it before we relocated between cylinders #4 and #6. good signal back at ecm and there was the s...	5
	1997 Volkswagen Jetta GL 2.0L MIL Lamp on VIN: 3VWXB81H8V Thank you to all the iATN members that took the time to try to help resolve the issue on the 97 Jetta. I went over my Uncle's work and found that he had fixed the wiring to the air pump relay correctly, and when I jumpered the PCM power wire to the air pump... Trouble codes: P1452, P1450 (Sec AIR shorted to B).	10
	2001 Volkswagen Beetle GLX 1.8L Overheats VIN: 3VWDC21C51 Everyones replies were very helpful. We tried everything mentioned. The heat did not blow warm and radiator was not heating up even when scan tool showed very hot. Solved this by putting a dealer waterpump in. Original waterpump was a Geba and the waterpum...	37
	2006 Volkswagen Jetta 2.5 2.5L Mechanical VIN: 3VWRF31K76 Thanks guys, the overwhelming response was NO! Upon closer inspection I could see that the cylinder head was different, Got the BGP engine and it's going in today. Stay with the code!	6
	2010 Volkswagen Jetta TDI 2.0L engine VIN: 3VWRL7AJXA Thanks for all the great responses. We swapped the glow plugs to verify glow plug/ pressure sensors were working. the misfire did not move we did a compression test to verify the engine was good. All tested good so we decided it was an injector problem. The in...	6

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