Automotive Technicians Technical Discussion and Fixes for Dec 31, 2004

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	Help Request	Answers
	1992 Acura Vigor GS 2.5L No Start VIN: JH4CC2653N Hello Fellow Techs. Todays diagnostic Dilemma comes from a 1992 Acura Vigor with a [...] Engine. The initial complaint on the vehicle was that the check engine light comes on. Upon pulling the codes from the ECM, I found a code 4---TDC/Crank/Cyl Sensor cod...	View
	1976 Cadillac Eldorado 8.2L master Cyl, Hydrauric Unit, Proportion Valve VIN: 6L67S6Q214 Happy, happy New Year, Dear, Awsome IATN members!! This is 4 wheel Disk Brake system. Customer brought it for Brake Light on(replaced M/C, Pro. Valve from other shop). While I am breeding the system, I noticed that secondary port of M/C, feeding rear brake, wa...	View
	1996 Cadillac Fleetwood 5.7L abs.traction control VIN: 1G6DW52P4T Hello friends and Happy New Year to all.We have a 96 fleetwood brougham,rwd cadillac that appears to be setting a code 27 left front speed sensor circuit malfunction.we performed all testing in alldata for the wheel speed sensor on the l side.According to alld...	View
	1996 Chevrolet Blazer 4.3L Evaporator VIN: 1GNDT13W7T Hello! We are having trouble removing the evaporator on this 96 Blazer. I got Alldata to Fax the shop manual procedure, but it doesn't refer to the Evap. case cover at all, or describe the procedure to remove the bolt behind the exhaust manifold on the firewal...	View
	1998 Chevrolet Venture 3.4L Fuel Injection VIN: 1GNDU03E9W After I installed the heads I started the van and checked for leaks ect. It ran fine for about 45 min. Then it sputtered and died. Got it towed to my shop and it started again, ran for about 5 min and died, no restart. I checked for codes and found a purge cur...	View
	1999 Chevrolet Silverado 1500 5.3L Misfire This truck has developed a steady misfire on #3 cylinder only when rpms climb over 3300 rpm. 1/2-full throttle accell, #3 steady misfire. Spark plugs were replaced, fule injectors removed & cleaned, and most recently #3 lifters & valve springs replaced. When... Trouble codes: P3000	View
	2001 Chevrolet Impala LS 3.8L fans VIN: 2G1WH55K81 customer was on trip when he noticed temp guage was not working.stopped at gm dealer they replaced cooling temp sensor,customer thinks it was working afterwords,when he returned home he noticed fans were running in his garage after car was off.customer brought...	View
	2001 Dodge Dakota 3.9L master cyl. boost VIN: 1B7GG36XX2 Hello all Dodge boys, Changed oil in truck of regular customer. Backed out of garage and noticed his brakes were very hard to apply. Felt as if the booster was unhooked. Checked vacuum at booster, OK, left disconnected, tried brakes again and could barely st...	View
	1987 Ford LTD Crown Victoria 5.0L Stall, low idle VIN: 2FABP79F1H Okay...Car came in for low idle. It will start up and run fine until you put it in gear or load the engine up (turning steering wheel will make it stall). Drives fine as long as you put it on neutral when stoping or else it wil stall. I checked the fuel pressu... Trouble codes: 34 (EGR/EVP High), 14 (No PIP/RPM Im sure this one is set due to stalling during testing KOER), 12 (idle RPM Low same with this one), 13 (Idle RPM High I think I caused this one), 23 (TPS range I think I caused this one too)	View
	1988 Ford Bronco 5.0L no four-wheel drive four-wheel drive did work all of asudden it quite working, relays click and right side kick panel but not engaging anything. thank you!	View
	1997 Ford Windstar GL 3.0L Stall VIN: 2FMDA51U4V Thank you for your time, this one has got me really confused. Vehicle starts, runs for a couple seconds, sometimes 10 or 15 seconds then dies. It is very consistant. It seems to be loosing injector pulse. It always fires right back up. Doesn't seem to loose po...	View
	1998 Ford Escort LX 2.0L compresion VIN: 1FAFP10P1W Hi folks. Happy new year. I'm posting this for another shop, so information may not be to complete. They had an intake gasket blow out on #3 cyl. so it had a missfire they replaced intake gasket and still had a missfire on #3 cyl. They removed cyl. head, becau...	View
	1999 Ford Windstar LX 3.8L drive shift VIN: 2FMZA5142X When shifting from neutral to drive, or drive to neutral a harsh clunk is felt. But when shifted to reverse from neutral it is smooth. The engine rpms go from 850 in neutral to 700 to in drive or reverse.	View
	2002 Ford Explorer Eddie Bauer 4.0L Shift Interlock VIN: 1FMZU64E82 The customer says that when coming to a stop with foot on the brake pedal, the shift lever will not go into park. Here is what Iv'e noticed. If you hold your foot on the brake pedal and leave it there, you can move the shift lever from out of park to 1st gear ...	View
	2000 Honda Accord EX 3.0L Poor Fuel Economy VIN: 1HGCG2251Y Vehicle has been to the Honda dealer several time for poor gas milage(15mpg). Regular services have all been performed. 4 gas and scan data check shows all parameters within specs. Has anyone run into a simular problem. The car is going back to S.D. this weeke...	View
	1993 Infiniti J30 3.0L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: JNKAY21DXP Vehicled towed in used engine had been installed. Old engine destroyed due to being washed out with to much fuel. Used engine would not start due to hydro locked with fuel in cylinder # 5 checked all, powers & grounds @ ECM found broken injector wires & water ...	View
	1999 Isuzu Rodeo LS 3.2L No Start VIN: 4S2CM58W1X Hello all This car came to us after going to another shop with a diagnosis of no compression. We first checked timing belt for proper timing and was right. When pulling out plugs they were dripping with raw fuel. We discovered the reason for no compression was... Trouble codes: P0463 (Fuel Level Sensor Circuit High)	View
	1998 Mazda Protege DX 1.5L alternator belt VIN: JM1BC1418W HAPPY 2005, Fellow Techs; What seems to be a simple problem is plaguing me for quite some time. Since a timing belt replacement in 2002 this car has been eating alt. belts about every 6 months or so.At first I thought that I didn't tighten the belt enough; th...	View
	1993 Mercury Topaz GS 2.3L Stall, MIL Lamp on VIN: 2MEPM36X4P the customer brought this car in with complaint of check engine light comes on and dies at stop lights. can keep it running if put it in neutral before coming to a stop. test drove this car and did not die for me but the check engine light came on. put the sca... Trouble codes: 212 (no tach input), 214 (cid ckt fault)	View
	1985 Nissan 720 2.4L Cuts out, Shuddering VIN: 1N6NDO1Y6F The complaint with this vehicle was it needed a tune-up. A minor tune-up was performed on this vehicle about a week ago. The plugs were found in bad shape. The timing was checked and found to be off. Also, the truck was idled high. It sounded like an airplane ...	View
	1999 Nissan Frontier SE 3.3L MIL Lamp on VIN: 1N6ED26Y8X I have had this truck with these two codes that have come on several times. The question that I have, I know the Nissan is having trouble with some of the wiring on cars that go to the knock sensor. I was just wondering has anyone seen this problem on a Fronti... Trouble codes: P0325, P0110	View
	1995 Oldsmobile 88 Royale 3.8L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1G3HN52KXS Hello, This Olds has developed an intermittent hiccup at all speeds under all conditions. Some days it is very noticeable like this morning and other days the problem is not present. It feels more severe and less regular than a misfire. Scan info looks norma... Trouble codes: 342 (cam)	View
	1996 Plymouth Grand Voyager SE 3.3L power assist VIN: 1P4GP54L6T When sitting still and turning the wheel, when you get near the end of the steering range the power assist seems to go away. If you let the van roll a little while continuoing to turn the wheel then the power assist comes back. The ball joints and strut plates...	View
	1995 Subaru Impreza L 1.8L No Start VIN: JF1GM2353S I have a 95 Subaru Impreza w/ 1.8L, man trans,& federal emmissions. The guy went to a quick lube place had the oil changed and when leaving he didn't even make it off the lot and the engine stalled and won't restart. I checked for fuel pressure and it is good,... Trouble codes: 14 (Fuel injector is not in function- abnormal signal emitted from monitor circuit), 15 (Fuel injector is not in function- abnormal signal emitted from monitor circuit), 16 (Fuel injector is not in function- abnormal signal emitted from monitor circuit), 17 (Fuel injector is not in function- abnormal signal emitted from monitor circuit)	View
	2002 Toyota Sienna LE 3.0L No Start VIN: 4T3ZF13C92 this vehicle came in for a fuel smell. cust said they ran over a dead deer in the road. since then they have gotten a fuel smell. cust. drove in car. we found the top of the fuel module in the gas tank was damaged & fuel vapors were being released. we replaced...	View
	1991 Volvo 940 GLE 2.3L No overdrive VIN: YV1JA87443 Thanks for your help. I have this Volvo that I just put a heater core in. I did not test drive it prior to the work, so I don't know if it was going into overdrive before or not. The customer thinks probably not, but he is not sure. All of the other shifts ar...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	1998 Audi A4 2.8L heat VIN: WAUCB28D4W Well after checking everything that could be checked and flushing the heater core with little improvement I decided to remove the core. I came to the conclusion that the core must be partly blocked. After sawing and torching my way to the heater core I discove...	9
	2000 Audi A4 Quattro 2.8L cat problem VIN: WAUDH68D1Y customer is still under warranty from dealr. sent him to dealer to replace cats. thanks for the advice. Trouble codes: P0421 (cat efficiency bank 1), P0431 (cat efficiency bank 2).	19
	1999 BMW Z3 Roadster 2.8L No Start VIN: 4USCH3339X I appreciate the help from the five guys, unfortunately the problem with the vehicle still exists. It seems the EWS module is reading the incorrect RPM but being sent the correct signal. After the RPM is raised for a period of time, code 208 sets. If this code... Trouble codes: 209 (Anti-Tampering Protection EWS), 208 (Speed Monitoring not plausible EWS).	6
	1993 Chevrolet Top Kick 366CID exhaust leaks VIN: 1GDJ6H1P8P I thought I closed this one... Sorry. I had the manifolds plained, did not use gaskets. Truck has been gone several weeks and everything seems to be ok. Almost all replies said to do this. Thanks for the help.	18
	1995 Chevrolet G20 Chevy Van 5.7L No Start VIN: 1GCEG25K6S What a nightmare. Every wiring diagram I got for this vehicle was wrong. The ECM1 fuse provides switched 12V power to the ECM, Injectors, and EVAP purge solenoid. It turns out that someone pinched the injector wiring between the air intake spacer and the throt...	5
	1992 Dodge B250 5.2L Surge, Cuts out VIN: 2B7HB21Y1N replaced vss and u joints had one bad u joint test drive too 85 mph no problem Trouble codes: 37 (ptu tcc selenoid ckt open or sorted), 45 (overdrive selenoid not switching), 33 (ac clutch relay ckt not switching).	5
	1994 Dodge Grand Caravan ES 3.8L Steering VIN: 1B4GH54L6R thanks techs i believe the caravan to be repaired by performing two procedures. i replaced the left axle and gave the vehicle to the customer awaiting a report back. about a week later the customer returned not having confidence in the repair. at this point ...	14
	2002 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53U92 well thanks to the 4 guys who spend time to give info the costumer took the car until now his not coming back maybe we fix it well anyway thanks to all more power happy new year! Trouble codes: P1336 (input signal to pcm from ckp sensor and or cmp sensor erratic).	4
	1993 Jaguar XJ6 Sovereign 4.0L Excessive Emissions VIN: SAJHW1740P This vehicle improved to a point that it would go into closed loop while driving, but is still rich at idle. The owner decided to drive it for a while & see if it improved at all. I recieved 3 replies to my post, unfortunately they were no help. Thanks for tak...	4
	1999 Land Rover Discovery Series II 4.0L soft pedal VIN: SAHY1247XA Hey all, Thanks for the replies. This one turned out to be a normal situation for these trucks. I bled the system one more time and nothing changed. A couple of replies said that newer calipers would take care of it but I did not go that route. Thanks,	10
	1979 Lincoln Versailles 5.0L No Start VIN: 9W84F62430 Thank you to everybody that replied. As many of you said this is a common problem with the ignition module. This was my first post and I am very happy with the help I recieved.	15
	1998 Mercedes-Benz C230 2.3L Belt Tensioner VIN: WDBHA23G6W Thank you to the techs that replied to my post. The parts I ordered to install the strut. 111-200-04-14 Shock, 001-990-42-04 Screw, and 910105-008004 Screw. Very simple to install and it did take care of the noise.	7
	1996 Mercury Sable LS 3.0L speedomoter/odo VIN: 1MELM58S3T Hi all you expert techs, That sable with the bad speedo had me going for a while. My biggest mistake was trying to follow very shallow diagnostic charts via alldata and mitchell(although alldata confirmed their charts were right out of the ford manuals). The p...	4
	1999 Mercury Cougar 2.5L Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: 1ZWFT61LOX Thanks to frank from illinois for suggesting the upper intake leaking. After that suggestion we smoked the intake and found a leak in the intake as well as the EGR diaphram. We replaced both and drove the vehicle for about a weak. Fuel trims looked much better...	5
	1992 Oldsmobile 88 Royale 3.8L cooling fans VIN: 1G3HY5316N Well it turns out the ECM failed again, Not sure why. But it was a Reman to begin with. Got another under warranty and all is well. I hope I don't see this car again for a very long time. Thanks again for all the help.	9
	1999 Oldsmobile Bravada 4.3L Differential VIN: 1GHDT13W3X I took most everyones advice and got the GM synthetic fluid. Flushed and did a change. So far so good. Thanks for all the info fellow techs. Isom [...]	12
	1997 Saab 900 S 2.3L door locks/ alarm VIN: YS3DD55B7V Many thanks to Dave [...]... I disconnected the door switches one at a time and it turns out that the pass. fr. switch wasn't being pushed far enough, the pillar had been distorted from the accident or the bod...	4
	1988 Toyota Pickup 2.4L No Start VIN: JT4RN63AXJ Hello fello techs Thanks for all the replies. All splices and grounds were ok. Finally replaced the distributor and got a weak inj pulse. This was better than anything else so far. Re-assembled plenium, and wires. Spun it and it firedup Read on-- This was the ...	13
	1994 Volkswagen Jetta GLX 2.8L Poor Idle Quality, Stall VIN: WVWTS81HXR It's been a while since I worked on this car but the customer hasn't contacted me with any problems. What I did was to clean the throttle body and IAC,the car never died again after numerous test drives so I called it good. Thanks for all the help of those tha... Trouble codes: 2312 (coolant sensor out of range).	9
	1999 Volkswagen Beetle GLS 1.9L glow plug lite flash VIN: 3VWCF21C9X Happy New Years Eve everyone. Thanks for all of the responses. I think i am not the only one to be suprised by the fix for this one, it's seems that many of you had this problem before and were surprised by the fix. Almost everyone said to check the brake ligh...	22
	2000 Volkswagen Jetta GLS 2.0L MIL Lamp on VIN: 3VWSA29M1Y I should have posted an update and I am sorry that I din't. I finally got the customer to bring the car in, their daughter took it out of town to school and came back for Christmas break. I also want to say thank you to everyone since I can't say it enough. I ... Trouble codes: P1128 (Lean exhaust).	11

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