Automotive Technicians Technical Discussion and Fixes for Jan 2, 2009

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(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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	Help Request	Answers
	2001 Acura CL Premium 3.2L oil system VIN: 19UYA424X1 I have this 3.2 vtec acura that has a very high pitched noise when warmed up.It sounds loud through the oil filter.Have there been problems with oil pump noises or other with these engines? Your feedback would be appreciated,thanks.	View
	1996 Audi A6 2.8L Poor Idle Quality VIN: WAUGA84A2T wifes car. problem is she only drives 1/2 mile to work,in cold,10 degree or colder weather, moisture from crankcase vent lines accumulates on throttle body and will freeze holding throttle open. i have resorted to changing oil every 1000mi or once a month in w...	View
	1995 BMW 740i 4.0L Charging sys VIN: WBAGF6328S This BMtroubleu is busting stones. Replace aftermarket bosch alternator due to not charging at idle. After reading some iatn postings on this topic, I got nervious and installed an OE unit for $225.00 more. I ended up with the phone call I didn't want. Dead ba...	View
	1995 Cadillac DeVille 4.9L No Start VIN: 1G6KD52B65 Hello, I've been working on the Cadi for going on 4 weeks. This car came to me without any maintenance at all. Still oem wires, o2's plugs, you get it. Cold start problem, low fuel pressure every morning, once the car is started no problems. If you cycle the s...	View
	1967 Chevrolet k 10 5.7L altenator VIN: NO VIN still not charging. any suggestions? has power and grounds	View
	1995 Chevrolet Blazer 4.3L No Start I have this truck with no injector pulse. Ok before all of you answer it is NOT a fuel pressure problem OR the injector or connector.I am testing the pulse at the connector(engine side) with the injector umplugged. If you let the vehicle sit for several hours ...	View
	1997 Chevrolet C1500 4.3L Hesitation, Cuts out VIN: 1GCEC14W8V this truck cuts out just off idle on accel when the vehicle is cold. This happens even if the engine is at operating temp. When you go to accelerate the engine it will just cut out and backfire, let go of the throttle and it will idle perfectly. The truck star... Trouble codes: P0140	View
	2000 Chevrolet Cavalier 2.4L radio VIN: 1G1JF52TOY just bought radio from salvage yard, has code i called dealer they said to bring it in and they have to call gm i was wondering if anyone has that # or procedure	View
	2003 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHC23113 After being put through a hard 90 mile trip, (at 90 MPH) this duramax will now only start with a large slug of carb cleaner (B12). Once it starts, it runs great, sounds great. If killed for an instance it will not start again without help no matter what the te...	View
	2004 Chevrolet Trailblazer LS 4.2L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1GNDT13S14 hello fellow techs need help have a 2004 trailblazer with a 0068,0172,0128 code followed diag. tree from alldata with no conclusive answer to the problems. did unplug map sensor seemed to run better but not 100% ect reads correctly rpms do fluctuate no power,s... Trouble codes: P0068 (map/maf-throttle position airflow correlation), P0128 (coolant thermostat), P0172 (fuel system too rich bank 1)	View
	1996 Dodge Caravan ES 3.3L fuel gauge VIN: 2P4GP45R7T Its down to the body control module i believe, but i wonder if this is just a software issue. fuel gauge shows either full or empty, never any other level. on test drive, gauge will go back and forth. tank is half full. in the shop, it stays empty. all analog ...	View
	2002 Dodge Caravan SE 3.3L No Start VIN: 1B4GP25342 Hello and Good evening, To start, This van is a stripped down model it has no power door locks or security nothing! It is a fleet vehicle that we see 2 or 3 times a year. It came to us on the hook it turns over but wont start inst cluster is dead. first we pu... Trouble codes: P0351 (Ig Coil 1 Primary Circuit), P0352 (Ig Coil 2 Primary Circuit), P0353 (Ig Coil 3 Primary Circuit)	View
	2002 Dodge Stratus SE 2.4L Misfire VIN: 1B3EL46X02 Guys, We need your help. Car was brought into our shop for a leaking water pump, so we replaced it along with the timing belt and Chryslers updated timing tensioner, idler pulleys and timing covers. After we replaced everything and got the car running it runs... Trouble codes: P0304 (missfire cylinder 4)	View
	2005 Dodge Ram 1500 ST 5.7L service 4wd light VIN: 1D7HU18D95 i have this truck i am working on and it says service 4wd on dash.i have tried my drb to scan for codes and it says no communication.i can talk to the other modules ok and there is no codes set in the pcm.seems to run and shift fine.just wondering if anyone ha...	View
	1996 Ford Contour LX 2.5L Cuts out, Stall VIN: 1FALP66L5T thank you all for the suggestion. well have a 96 contour that i dont know where to start. the problem only occurs ramdomly. only when you drive for awhile. the car will start to make a grinding noise from the engine bay than if you let the gas pedal go as it d...	View
	1999 Ford Taurus SE 3.0L remote keeyless entry VIN: 1FAFP53S7X Happy New Year to all in iatn world!! i bought a 99 ford taurus. it came with keys only. how can i tell if i can add ford remotes to the car? ford tells me they can't tell by vin. they say there is only 1 gem module. i have a master tech scanner that won't tel...	View
	1999 Ford F-350 Super Duty Lariat 7.3L No Start, Stall VIN: 1FTWF32F6X We have a stall and no start on this vehicle, and it is not building any injector control pressure. The PCM is grounding ICP regulator. We have tracked oil leak down to right head and watched for leaks at injectors and found none. Will try to start and run on ... Trouble codes: 1280 (ICP out of range low)	View
	2000 Ford F-250 Super Duty Lariat 7.3L No Start VIN: 1FTNX20F5Y hello every body(happy new year).thanks in advance for the time to look at mi post ,truck came in a tow ,no start ,codes p1316,1293 and 1294,have a cam sensor and y tried it, no start. when it came in only 1316 code was in memory,when y do inj buzz test 1293 a... Trouble codes: P1316 (p1293-), P1293 (p1294-), P1294 (testing and results)	View
	2002 Hyundai Sonata 2.4L Hesitation, Poor Fuel Economy VIN: KMHWF25S92 Hello Everyone, I have this 2002 hyundai in the shop. Another shop replaced the timing belt and water pump etc @ 58,000mi. The car has bad gas miliage and upon acceleration has very very slow throttle response. I had it cold one morning and i had the gas to t...	View
	1993 Jaguar XJS 4.0L EGR valve failure VIN: SAJNX574XR The old EGR valve tested bad with the motor running as I attempted to check EGR flow. It wouldn't hold vacuum and there was no idle speed drop. I thought it was defective and ordered another one. Just by chance, I retested the EGR valve just before I removed t... Trouble codes: F39 (EGR temp out of range)	View
	1996 Jeep Cherokee Classic 4.0L No Start VIN: 1J4FJ68S4T This jeep was towed in with a dead battery. Customer was out doing errands, came back out and vehicle attempted to crank then stopped. Samaritaan jump started, but vehicle would not stay running on it's own. Installed new battery, now cranks OK, but there is n...	View
	2006 Jeep Grand Cherokee Laredo 4.7L No Start, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1J8HR48P7C Very hard start when cold, then start stall and will not take fuel on acceleration until warm - pops out of intake. Five spark plugs had the ground electrodes melted off and all eight plugs were white from heat. Will start immediately when cold with propane an... Trouble codes: P0300 (Multiple Misfires), P0171 (Lean Bank 1), P0174 (Lean Bank 2), P0420 (Catalyst Efficiency)	View
	2000 Land Rover Discovery Series II 4.0L unknown VIN: SALTY1241Y any help with this vibration issue would be much appreciated. thank you.	View
	2002 Land Rover Range Rover HSE 4.6L No Start VIN: SALP16482A This one towed in today - crank no start. Cust states vehicle had been running fine but when tried to start this morning (after sitting over night), is now a crank, no start. Very little information in Alldata about this one (don't have Mitchell). What we DO ...	View
	2000 Lincoln LS 3.9L Surge, Cuts out, Stall, right bank no fire vehicle doesent fire on right bank .only one code stored po352 .replaced coil ,checked all coil driver circuts good comprssion good ,replaced pcm re flashed. crank sensor in specs still checking ground circuts.Car sounds like it is comming apart when started ,... Trouble codes: P0352	View
	2000 Lincoln LS 3.9L No Start VIN: 1LNHM87A3Y Vehicle arrived DOA/rods hanging out of the pan. Sourced a known good running used replacement. Installed unit and get no spark or injector pulse. PATS light proves out,comes on with key on then goes out. Does not flash when cranking. Scoped crankshaft positio...	View
	2000 Mazda Protege ES 1.8L Poor Idle Quality, Hesitation VIN: JM1BJ2234Y Ok, didn't think I was going to start the year off with a post. Got this Mazda and it runs like crap at idle and only idle. It has a little hesitation from a stop. It feels like a misfire, but I can't figure out which cylinder. The IDS doesn't have a misfire c... Trouble codes: P0420	View
	2002 Mazda 626 LX 2.0L Transmission VIN: 1YVGF22C82 This 2002 mazda 626 has the ford's CD4E transaxle and it was rebuilt in another Transmission shop, cutomer drove it for a day or two, then transmission shifter in to 3, o/d light was flashing and not shifting anymore. the original rebuilder had worked on the c...	View
	1998 Pontiac Bonneville SE 3.8L monitors VIN: 1G2HX52K5W This car ran the o2 heater and o2 monitors but won't run catalyst or evap or egr monitors. It needs to run them to pass nys inspection. no codes were found driven aproximately 150 miles all conditions. Help Please	View
	1999 Toyota Sienna XLE 3.0L No Start, Poor Idle Quality, Stall VIN: 29XU162247 vehicle will only stay running if gas pedal is slightly pressed.once driven approx.2 miles everything becomes normal.problem doesn't exist when engine is warmed up. thanks in advance for all the input.	View
	1993 Volkswagen EuroVan CL 2.5L Cruise Control install VIN: WV2HC0702P Seasons Greetings! Appreciate help on CCS/Harness retrofit & final hookup on '93 EV (Auto Trans). Am following EV Bentley Factory Manual schematics, loose laid harness & hooked up TS/CC Switch, Vac. Pump, 6-pin (Grn) plug to Fuse/Relay panel, but unclear on H...	View
	2002 Volkswagen Jetta TDI 1.9L MIL Lamp on VIN: 3VWSP69M42 We check the fuses , the radio is factory . Any ideas Thanks	View
	2002 Volkswagen Jetta GLS 1.8L Surge, Poor Fuel Economy, MIL Lamp on VIN: 3VWSE69M82 vehicle came in with the epc light and the check engine light. we found code p2138. we ran through the diagnostic flo chart which told us that if we had proper voltage to the sensor to replace the accelerator pedal position sensor (in other words the gas pedal... Trouble codes: P2138 (check throttle position sensor)	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2000 Buick Century Custom 3.1L blower vents VIN: 2G4WS52JOY Well, all you guys figured blocked up heater core, and thats where I ended up going as well. I pulled the lower covers of, and theres the heater core. no air coming out. I pulled the heater core , no trash, but the air flow without it was much stronger. I stuc...	16
	1984 Chevrolet Corvette 5.7L battery VIN: 1G1AY0787E thank you to every body that helped the fix was a short i the cluster replased cluster and it was fixed	19
	1995 Chevrolet Astro CL 4.3L hard starting VIN: 1GNEL19W6S Sorry it took so long to get back to you all. We had a major ice storm,no power for days,state of emergency,artic air & record snow. As soon as I read Craigs post I saw I was looking at the tune valve wiring not the injector. The next morning I keep a close lo...	23
	1996 Chevrolet Camaro 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2G1FP22KXV Found camshaft reground incorrectly that has thrown timing off.Thanks to all who replied. Trouble codes: P0300.	11
	2001 Chevrolet Prizm 1.8L Hesitation, Cuts out VIN: 1Y1SK52861 Thanks for all the replies. Removed the MAF sensor, and visually lookied at it, as the scanner did not detect a problem, and data was within range. Found gunk on the leads, cleaned with cleaner re-installed, and problem is gone. THANK YOU TO ALL WHO RE...	5
	2002 Chevrolet Avalanche 1500 5.3L Oil Pressure VIN: 3GNEK13T52 Thank you for all of your responses. After discussing each case that you sent me with the customer, they decided to live with it the way it is. As some of you replied about the maximum oil pressure, we are never seeing pressure above 80 psi which would then be...	7
	2004 Chevrolet Tahoe LS 5.3L tccm VIN: 1GNEK13T24 I SENT THE TRUCK TO THE DEALER TO HAVE THE MODULE REPRGRAMMED.ABOUT AN HOUR LATER THEY CALLED AND HAD ASKED WHAT MI ORIGINAL PROBLEM WAS,TO THAT I TOLD NO COMMUNICATION WITH MODULE.AFTER SEVERAL HOURS THEY CALLED BACK AND SAID THEY CAN NOT REPRGRAM BECAUSE OF ...	6
	2004 Dodge Dakota Sport 3.7L engine noise VIN: 1D7HL38K24 THANKS TO EVERYONE THAT RESPONDED. WE PULLED THE VALVE COVER AND FOUND THAT INDEED THE CYL#2 ROCKER HAD FALLEN COMPLETELY OUT. SUPRISINGLY WE DID NOT FIND A STUCK EXHAUST VALVE. WE DID HOWEVER FIND ALL THE SLUDGE A FEW OF YOU MENTIONED. WE PUT THE ROCKER BAC...	12
	2005 Dodge Sprinter 2500 2.7L MIL Lamp on VIN: WD2PD74455 Well the van is fixed. Thanks to all the replies that I had gotten. First the dealer installed a #2 glow plug for the codes. Then I got it back and light was on so I put a new glow plug module on it. Then the light came back on so I put all new glow plugs in i... Trouble codes: P0672 (cylinder 2 Glow plug circuit), P0380 (Glow Plug /Heater A Circuit).	4
	1991 Ford F-150 Custom 5.0L Cuts out VIN: 1FTDF15H2M Thanks guys this truck turned out to be a faulty IAC it was beyond filled with gunk replaced with new and cleaned out intake holes all is well	15
	2004 Ford F-350 Super Duty King Ranch 5.4L Trans Temp VIN: 1FTSW30LX4 Thank you all for your responses! Art nailed it! There is a Cooler by pass valve made into the line that connects to the case and the cooler lines screw into this "Cooler by pass valve line assy" we installed a new one from ford and I drove it for an hour at s...	11
	2004 Ford Expedition Eddie Bauer 5.4L ride control VIN: 1FMFU18L64 kenneth from minnasota hit it on the head, there were some damaged wires along the framerail. We repaired the wires and it fixed the problem.	5
	2008 Ford Crown Victoria Police Interceptor 4.6L Tire Pressure Monitor VIN: 2FAHP71V48 There seems to be a bit of confusion surrounding this topic, but many replies had the right answer. The process is outlined here: 1)inflate all tires to correct pressure as indicated on tire placard. 2)witht the ignition in the off position, push and release t...	10
	2001 GMC w3500 350CID core VIN: 4KBB4B1R21 yes a member had the info i needed to install this heater core ,it went well with the proper information thanks to the 3 iatn members and happy new year joe	4
	1997 Honda Accord LX 2.2L check engine light VIN: 1HGCD563XV thanks to all who responded. all the responses pointed to the vss, which took care of the problem. thanks for your help dave	3
	2000 Honda Accord LX 2.3L MIL Lamp on VIN: JHMCG5644Y Thank-you all for responding, almost all the replies I received said that the intake passages are also a problem on the 4 cylinder models as well ad the 6 cylinder. Customer has been out of town and will return next week, but I have to close this now because i... Trouble codes: 401 (Egr insufficient flow detected), 1491 (Egr lift sensor low lift detected).	11
	1997 Jeep Grand Cherokee Limited 5.2L MIL Lamp on, CODE1294 VIN: 1J4GZ78Y9V after the second time the ses light came on i cleared the code and it hasn't come back. if it comes back again i will just have to wait untill my shoulder heals and re-check it at work. thanks to everybody for your input, sorry it took me so long to reply with... Trouble codes: 1294 (target idle not reached).	5
	1995 Mercedes-Benz S600 6.0L MIL Lamp on VIN: WDBGA57E4S we uncovered a vacuum leak causing the LH2 code 051. then we noticed the launch x431 scanner was causing the code 24 ckp sensor. the snap on modis was setting the same code. we were chasing a scanner induced code. but we learned a good lesson! the next time yo... Trouble codes: 24 (crankshaft position sensor signal fault from fuel ignition system), 051 (fuel injection current valves --LH2).	3
	2003 Nissan Pathfinder SE 3.5L heater VIN: JN8DR09Y0W Thanks for all your help, Joe from Cal was right . these are a real pain to bleed got all the air out but think heater core is partially plugged, customer took car and we all have our fingers crossed. happy new year to all	7
	1996 Pontiac Firebird 3.8L Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy VIN: 2G2SF22KIT thanks to all who offerd me assistance on this one, it was greatly apprecited.it seems that steve [...] may have nailed this one for me. i took the coil bracket off,cleaned all the mounting points of corrosion ran a seperate ground to the bracket and the car h...	18
	1999 Pontiac Grand Prix GT 3.8L Cuts out, Stall VIN: 1G2WP12K8X THANK YOU FOR ALL HELP THREW THE REMAN SENSOR AWAY AND WENT WITH A BRAND NEW SENSOR AND FIXED THE CAR	11
	1974 Porsche 911 2.7L Front supension pan VIN: 9114101327 Thank you who replyed with advise. I replaced the front suspension pan. I'm a mechanic not a body man, but with the help from some friends, I learned to cut, trim, fit sheet metal. (my friend did the welding) Can't say it looks factory, but it's fixed and the ...	9
	1998 Saturn SL1 1.9L No Start, Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 1G8ZH528XW Many members responded to check the coolant sensor, they were correct. Road tested vehicle while monitoring cts + found no responce just a cold temperature reading, but the engine was at operting temperature. Removed cts + found cracked bulb, replaced now ca...	16
	1995 Toyota 4Runner SR5 3.0L Starting VIN: 9876UIYTR6 most of you were right this starter is not shimable even if it was it was not the problem starter gear is electric magnetic and was defective rebuilder sent me another starter and so far so good thanks again to all and all the best for 2009	13
	1997 Volkswagen Jetta GLS 2.0L No Start VIN: 3VWSB81H7V Thank you eveyone for your help. Sorry for the holiday delay. I took Larry and Dan's advice and it turns out there was bad fuel in the vehicle. The customer had just put gas in the car. we drained the tank and filled with new gas and it fired up. We couldn't d... Trouble codes: P0171 (Lean Bank 1), P0440 (Evap System Malfunction), P0411, P0730 (Incorrect Gear Ratio).	14
	2001 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWSP69M41 Thanks guys for all the great replies. Summary is this car will have a bad Injection pump. I have been in touch will the bosch rebuilder & am currantly waiting for customer O.K.. I will follow up when I know for sure.	8
	2001 Volkswagen Jetta Wolfsburg Edition 1.8L no ignition (spark) VIN: 3VWPD69M81 FIRST AND FOREMOST, I WOULD LIKE TO EXPRESS MY GRATITUDE TO THE MAGNIFICENT SEVEN TECHS WHO CONVEYED THEIR MOST HELPFUL ASSISTANCE AND INSIGHT TOWARD THIS AUTOMOTIVE ENDEAVOR. EVEN THOUGH I FAILED TO FIND A CONCLUSION TO THE VW CONUNDRUM, TO MY KNOWLEDGE IT WA...	8
	2001 Volkswagen Beetle GLX 1.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3VWDD21C71 As suggested by most replies, we went ahead and replaced the MAF and the dipstick tube. Cleared codes and sent it on it's merry way. Thanks, all. Trouble codes: P0301, P0171, P0300, P0302, P0303, P0304.	10

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