Automotive Technicians Technical Discussion and Fixes for Nov 7, 2009

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Open Help Requests for All Makes and Models

	Help Request	Answers
	2005 Acura RSX 2.0L steering VIN: JH4DC54855 Hey guys and gals this one is giving me a headache. I have a vibration and rattling noise when turning left. Its all good when you turn right. It will happen in the parking lot or out on the road if the turn is sharp enough. I listend to the RF wheel bearing w...	View
	1974 Chevrolet Corvette 5.7L vacuum VIN: 34R6T5T65T I am looking for a Heating/AC vacuum hose diagram for a 1974 Corvette. It seems as if the system has been worked on many years ago and I have a small problem with the vacuum hoses that need to be replaced and/or reconnect	View
	2002 Chevrolet Cavalier 2.2L No Start VIN: 1G1JF52462 Car was towed in from a dealers lot,said the car ran fine when he parked it a week ago,but now it just cranks.Put snap on brick to it . No communication to ecm,cannot get any codes from it or data,however,the bcm will communicate only,and i can make it trigger... Trouble codes: U1000 (no communication)	View
	2006 Chevrolet Monte Carlo SS 5.3L cyl #4 VIN: 2G1WL15C86 This car is driving me crazy.I keep getting a p0300 random miss fire code. As I watch miss fire data cylinder #4 is miss firing the most.Some times it will not miss fire. While it miss fires I hear almost like a lifter noise. It is smoking from the tailpipe al...	View
	1996 Dodge Ram 1500 5.2L No Start VIN: 3B7HC13YTM no communication with ecm, 'check engine' doesn't lihgt up, all fuses ok, all powers and grounds ok at ecm, no control signal from ecm to asd relay. bad ecm?	View
	2001 Dodge Ram 3500 Van 5.9L Poor Idle Quality, Cuts out VIN: 2B7LB31Z51 Hello all, this van came in with a loss of power poor idle quality intermittently. Test drove and found that at around 75 degrees ECT it would cut out, loose power, backfire, and would do so for about 5-10 seconds. After that it would run great until you let i...	View
	2005 Dodge Grand Caravan 3.3L Excessive Emissions VIN: 1D4P24R25B we put New canister vent (nvld solenoids,front and rear also put new canister system all parts are Dealer parts, clear code crank engine code returns again voltage is about 5.43..HELP... Trouble codes: P0499	View
	1995 Ford F Super Duty XL 7.3L fuel in coolent VIN: 1FDLF47F1S fuel in coolent. replaced coppers a week ago and rad and hoses. now same thing again.	View
	1994 Honda Accord EX 2.2L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: JHMCD5662R So... We replced all of the above, and before you post ANYTHING, ALL timing marks, and ingnition timing are SPOT ON! Not off at all! After repairs were made (using ALL Honda parts), I went to test drive the vehicle and backing out of the shop everything was fi... Trouble codes: 21 (VTEC Solenoid Valve circuit malf.)	View
	1999 Isuzu Trooper S 3.5L 1-2 shift VIN: JACDJ58X1X HELLP !! Trans worked great for 2 weeks. Customer scedualed for 2 week recheck, complained of light slip in 2nd gear only while climbing hills. Day of recheck vehicle came in on tow truck, PRNDL inop and no shift. check/cleaned mode sw. prndl ok. still no shif...	View
	1993 Jeep Grand Cherokee Laredo 5.2L steering box VIN: 1J4GZ78Y3R One year ago this Jeep was towed in with 2 broken mounting bolts and 1 ear of steering box broken off.I installed a used box and 3 new bolts from the dealer.This morning it was towed in again with the same problem.I called the local Jeep dealer they have not h...	View
	1997 Jeep Grand Cherokee Limited 4.0L Cuts out, Stall VIN: 1J4GZ78S7V I am involved and in deep in this Jeep. It intermittently will cut out most often on decell then sometimes backfire as you crank it. May start right up. Have verified good cam and crank patterns with DSO at PCM. Also battery power to coil does not change. PCM ... Trouble codes: P0351 (Ignition coil primary circuit)	View
	2002 Lincoln LS 3.0L Poor Idle Quality, Surge, Misfire VIN: 1LNHM86SX2 car was brought in for chugging and miss fire had 121,000. replaced plugs and fuel filter cleared computor road tested returned. two days car returned with same chugging problem. replaced downstream o2 bank 2. this time a week later same problem. found vaccume... Trouble codes: P0171 (p0174-), P0174 (p1540- veicle control command), P1540 (veicle control command)	View
	1998 Mercury Villager LS 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 4M2ZV1114W Well I have this van than is giving me a headache, It has been having a misfire intermediate from time to time maybe every 2 months for a couple of weeks, but now is pretty much all the time, specially after warm up, running really rich, I try 2 reman. distrib... Trouble codes: P0300 (Ramdom misfire), P0325 (Knock Sensor)	View
	2004 Nissan Sentra 1.8L No Start No Start. Both injectors and spark will fire once or twice when you attempt to start the car. Then injector pulse and spark stop while engine is still cranking. Every so often, the spark and pulse will continue long enough that the engine will try to start. I ...	View
	2001 Subaru Outback 2.5L Excessive Emissions, Poor Idle Quality, Surge, MIL Lamp on VIN: 4S3BH67521 This one came about a coolant leak on driver side engine head. Heads rebuilts with new exhaust valve guides, new gaskets, a well done job. First starting after repair engine run good. When get on the road vehicle run rough, and dont want a go over 2000 rpm... ... Trouble codes: P0340, P1133	View
	2001 Toyota RAV4 2.0L speedo VIN: JTEGH20VX1 this one is eating our lunch. after ohauling the trans and replaceing the ecm the speedo was very erratic above 40mph the trans seems to shift ok but above 40 mph the needlel will jump up to 120mph. we replaced the instrument clustor with another unit but same...	View
	2004 Volkswagen Touareg V6 3.2L wiper VIN: WVGBC67L84 vw tech, please help. customer bring in a car complaint about wiper inop when car sit and will work when car is in motion and hood show open signal on cluster even hood is close. i think hood open may possible cause wiper inop, so first thing is [...] swap a new ...	View
	2005 Volkswagen Golf GL 2.0L steering VIN: WVWZZZ3BZ5 i replaced r/h/f wheel bearing on this vehicle since then the steering wheel symbol in the dash is on (orange) fault is 00573 steering torque sender g-269 implusable siginal static fault fault goes out when cleared,you can drive for miles and it will stay off ...	View
	1999 Volvo S70 2.4L No Start VIN: YV1LS56D7X Has been sitting a while and it will run like all's fine when cold, and at same time just shut off at idle,while feathering gas pedal can get to run till warmed up then shuts off and will not start till cooled off.I see spark is still there,and fuel pressure i...	View
	2002 Volvo V70 2.4T 2.4L Poor Idle Quality, Stall, MIL Lamp on VIN: YV1SW58D12 Well here we go I have this volvo with cel and a running rough complaint. road test it ran great. scanned global obd p0134 o2 no activity detected. Looks like an air fuel ratio sensor.while scanning and starting the car it stalled several times then idled ok I... Trouble codes: P0134	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2005 Acura TL 3.2L pump VIN: 19UUA66205 Thanks for all the replies, I installed a low mile used pump and flushed the system, p/s is working fine now.	14
	1986 BMW 325e 2.7L Mechanical VIN: WBAAE5403G Customer (my 29 year old son), brought this BMW in and changed the intake manifold gasket, because of a miss in #6. Found the intake gasket had broken and was blocking the injector. After he changed the gasket it still had a miss. This time the miss is in #2. ...	9
	2001 BMW Z3 Roadster 2.5L Radio VIN: WBACN53441 Thanks for the quick responses. I cleared the radio to input the code that Jared sent, input the code and the radio worked. Thanks for the help.	2
	1992 Buick Roadmaster Estate Wagon 5.7L runs rough all rpm VIN: 1G4BR8374N Hello all, I do believe this one is fixed. I got a lot of great information from you all from injector to another computer, to wiring. As Steven said need to current ramp wich I think I said I did in the first post, I didn't have but .o1 milliamp difference be...	19
	1998 Chevrolet Cavalier 2.2L Poor Idle Quality, Surge, Cuts out, Stall, Misfire Thanks for all the help. The timing chain jumped a tool. Lots of good info given. From things I did check and couple i didn't. Trouble codes: P0300.	40
	2001 Chevrolet Silverado 3500 8.1L valvetrain ?? VIN: 1GBJK39G91 Cylinder #2 cam lobe & lifter were damaged, replaced cam with new GM part, replaced all lifters, all is good. Thanks for all the replies, have a great day. Mark	8
	2001 Chevrolet Suburban 1500 LS 5.3L MIL Lamp on VIN: 3GNFK16T21 Hi everyone. I would like to thank all who read and responded to the problem I was having with this Suburban. It appears that this vehicle has fixed itself. I sincerely wish I could tell you all what the fix was. When I last had this vehicle in, while perf... Trouble codes: P0446 (evap leak).	21
	2005 Chevrolet Cobalt LS 2.2L No Start, Stall VIN: 1G1AL52F35 Tested MAF sensor and found it not working to specs. Replaced MAF sensor and ran fine. Thanks to everyone who replied on this. Terry	5
	2008 Chrysler Town & Country (Van) LX 3.3L no ignition switch power VIN: 2A8HR44H88 Well this one went to the dealer. The WIN module was the problem. Disconnecting the battery like some suggested did no good.Had to replace the key FOB also because the case was broken .Gilbert was correct this is a completely different system. Most of the shop...	12
	2001 Dodge Ram 2500 5.9L ride control VIN: 3B7KF23Z11 Thank you for all your help. It appears as though the customer wasn't completely upfront about the issue. I hate to lay blame, but the customer (husband) said the problem was never there. When calling to talk to the husband, the wife said that it had been t...	12
	1993 Ford F-150 XLT 5.0L Surge, HIGH IDLE VIN: 1F4F234FN0 Thanks for all your replies, after rechecking prior repairs we pulled the throttle body off and cleaned the daylights out of it and reinstalled with a new gasket and the truck on fast idle was about 1100 rpm and came down to about 800 rpm and stayed , No more ...	21
	1995 Ford Explorer XLT 4.0L reverse VIN: 1FMDU34X2S Pulled tranny back out & tore it apart. Air tested the direct clutch and center support on the bench & it was leaking. The seals were ok & the center support was new. Replaced the direct drum & piston. All seems ok now	6
	1996 Ford F-250 XLT 7.3L No Start, Cuts out, Stall VIN: 1F1HX26F2T First of all, I want to thank all of you who replied for your suggestions. I tested everything, replaced the cam sensor (even though it tested good), fuel filter, and part of the engine harness (burnt plastic connector) like the majority of you suggested, all...	13
	1998 Ford Expedition Eddie Bauer 5.4L 4-low VIN: 1FMPU18LOW I was checking this one out for another shop owner, and to the best of my knowledge he never replaced the GEM, which I believe to be the problem. I copied and pasted one reply here, "it is called NETWORK . circuit 914 915 and 70, module communication . aka net...	4
	2001 Ford F-150 Lariat 5.4L broken plug VIN: 1FTRX18L11 This is not fixed in the traditional sense as if I repaired it. After reading all responders and looking very close at cylinder, I decided to punt. I recommended that it would take a engine R & R and a cylinder head repair or replacement for a proper and las...	13
	2003 Ford F-350 Super Duty XL 6.0L high pressure oil system VIN: 1FTSW31P23 it runs it runs. ok i walked into the stupid pole guys. sorry for taking up your time. what happened was the braided line from the stand pipe to the high pressure rail blow off at the stand pipe or more likely was not installed correctly with enough force to c...	8
	2004 Ford F-150 STX 4.6L timing chain? VIN: 1FTRX14WX4 Unfortunately I was instructed to re-assemble engine and tow it to the Ford dealer as the customer has an extended warranty.His lack of knowing about the warranty cost him 850.00 in teardown and reassembly charges.Life goes on.I will let you all know what is f...	13
	2006 Ford Mustang 4.0L Airbag light flashes / hard code VIN: 1ZVFT80N46 Thanks for all the help. As many people suggested this was really a configuration issue with the airbags. The new seats sourced for the car (junkyard seats) weren't the right ones. The vehicle wasn't equipped with seat side airbags. The way Ford handles th...	9
	2002 Honda CR-V LX 2.4L MIL Lamp on In the end the Honda Dealer concluded that the ECM is bad. The customer still hasn't had them fix it due to cost. Thanks for all the help guys...glad this one is out of my shop. Trouble codes: P0325.	15
	1994 Jeep Grand Cherokee Laredo 4.0L Hesitation, Cuts out, Misfire VIN: 1JGZ58S8RC We took a chance and replaced the O2 sensor. Customer took vehicle and called back about a week and a half later and said it was running good	9
	2002 Jeep Liberty Limited 3.7L speedometer VIN: 1J4GL58K12 I say it's fixed, but really it's not. After just throwing a trans output speed sensor, the speedo still didn't work. I still only had 9.5 volts leaving the BCM going to the rear speed senser. With the 2nd BCM installed I supplied the required 12volts on the "...	5
	2004 Jeep Grand Cherokee Laredo 4.0L Starting VIN: 1JWGW48S94 Great reply from all, Been working with a local tech, and have replaced the cam sensor and the 'driver' for the sensor that connects with the oil pump. Lots of loose motion in the old one. Helped with the 'sync' for fuel injection pulse, now at 0. Checked aga...	11
	2003 Mini Cooper S 1.6L MIL Lamp on VIN: WMWRE33483 No fix at this time. I could never reduplicate the problem. One response (Tony) saide to check O2 wires. They looked perfect, also I drove it 45 miles wwatching O2 pattern. Another response (Andrew) for the burning smell was to check the crank pulley. I gu... Trouble codes: P0171 (Lean bank 1).	3
	2004 Nissan Altima SL 2.5L heater core VIN: 1N4AL11E04 thx for all replys. It was air in the system .looking at the rad it was leaking at the seem. put a rad in and bleed all seems to be good.	15
	1997 Toyota Camry LE 2.2L MIL Lamp on, P0401 VIN: JT2BG22K1V VSV FIXED IT... THANK YOU GUYS SO MUCH... I TESTED THE VSV AND IT WORKED SO I OVERLOOKED IT BUT ANYTHING IS POSSIBLE WITH THESE CARS NOW DAYS...THANK YOU SOOOOOO MUCH... INSTALLED NEW VSV AND GOT ALL MONITORS TO CLEAR WITHIN MINUTES... Trouble codes: P0401 (egr), DR1VE, CYC1E.	13
	2005 Volkswagen Jetta 2.5 2.5L air bag VIN: 3VWRG71K35 thanx to allo who replied, the code was related the pass.side frntseat sensor, which acts like a scale. Found it to disconnected for some reason, i performed the ressetting aftrwrds. it worked . thanx again jim...!!!	3

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