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Prev Professional Automotive Repair Technical Discussions for June 24, 2006
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Help Request Answers
1987 BMW 325 2.7L No Start VIN: WBAAB5402H
customer came in with no start, tried to repair himself. he replaced ecm with a used one, didn't work. i checked spark, injector pulse, crank sensor signal ok, wiring ok. (ocassionly will start). always had power on injector with original computer, used comput...
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2000 BMW M5 5.0L Cuts out VIN: WBSDE910S0
Hello bmw technicians, I have this very strange problem. It seems like the engine rev limiter is turn on. First the engine is burning oil, seems to be a quart of bmw oil every 600-800 miles or so, Oil coming out of oil cap, replaced with original from bmw, sti...
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1989 Chevrolet G30 Sportvan 5.7L No Start VIN: 2GCGG35KOK
This van came in with problem of dieing out and sometimes restarting. By the time we checked it out no start at all. No spray coming from injectors. Put fuel in throttle body and it starts but dies out. Fuel pressure is good and you can hear the pump running w...
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1994 Chevrolet S10 Blazer Tahoe 4.3L Poor Idle Quality, Misfire VIN: 1GNDT13W7R
This is one of my personal vehicals, and it is haveing a problem at idle, it runs very rough, shakes, and is intermittetly missing at idle. once you put it under a load, the miss goes away. it has plenty of power, only runs porrly at idle. No apparent vacume l...
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2001 Chevrolet Silverado 2500 6.0L Hydroboost VIN: 1GCHCZ9116
Hi group! This truck has a normal pedal until you push down with any real pressure. Then the pedal sinks all the way to the floor and braking is not very strong. this customer pulls a camper with a 5th wheel and is not happy with its performance. I have verife...
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2003 Chevrolet Tahoe LS 5.3L oil pressure sender VIN: 1GNEK13T63
I want to replace the oil pressure sending unit on this Tahoe, but I can't get to it. I see where it is in my locator, but I can't get any where near it on the engine. If I try from the top, it is too far down in the back, behind the intake. I've tried from un...
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1995 Dodge Ram 1500 Truck 5.9L No Start VIN: 1B7HF16Z5S
Veh came in on hook. Cust stated it would start and run for a short time and stall. Stated it would not idle and did not run right. Veh started and ran, but poorly. I checked for vac leaks and while I was doing this (using 2+2 carb cleaner, something I've been... Trouble codes: 11 (crank sensorno crank signal at pcm)
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2000 Dodge Dakota 4.7L Poor Fuel Economy, HIGH IDLE VIN: 1B7GG22N3Y
This Dakota was booked in for revs high in neutral, sudden excessive fuel consumption. By the the time she got here 3 days later, it runs fine. It has no codes. I checked normal stuff like IAC, throttle body etc; It has slightly rough idle so I put plugs in it...
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2004 Dodge Dakota Sport 3.7L oil VIN: 1D7HG38K84
has anyone figured out why every time i do an oil change on my dakota, there is white gooey stuff all lined in the oil filler tube. i talked to a dealer tech and he said that is caused by the pcv system not being designed right. he sais that this affects 3.7s ...
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1988 Ford Thunderbird LX 3.8L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 1FABP6242J
Must be missing something simple here - car has surging idle, lean roll, acts as if EGR valve is leaking at idle. Blocked and tested the valve, showed no problems. Base idle and TPS set (TPS 1.15V closed, 4.4V WOT) and MAP Signal seems okay (140Hz KOEO, 110Hz ... Trouble codes: 41 (HEGO Not Switching System Always Lean)
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1996 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, FAST IDLE VIN: 1FMDU34X6T
This explorer has a mind of its own. Customer bought this vehicle at the used car lot down the street abought 2 months ago. From the begining the idle would speed up when coming to a stop. the problem is very intermittent. There are no codes. I only got it to ...
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1999 Ford Crown Victoria 4.6L speedometer VIN: 2FAP71W2XX
Hey all you Ford techs. I got this 1999 Ford Crown Vic with an inoperative speedometer and a transmission that doesn't want to shift out unless you feather the throttle. The VSS has an a/c output, but the scan tool reads about half the speed it should be. The ...
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1999 Ford Windstar 3.0L all 4 gauges VIN: 2FMZA51U6X
the 4 gauges that act up are the fuel ga, tach, speedo, & temp, when they act up, they sweep back and forth randomly. the odometer works ok when they are acting up. cleaning ground G304 did not help. i saw them act up the last time that i drove it, after start...
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2000 Ford Focus LX 2.0L key lock VIN: 1FAWP34P2Y
hello techs ; cannot get ignition key out of steering column lock, unless 30 amp ign. fuse is removed from under hood relay - fuse box .looked in archives none , never seen any thing like this before would appreciate any help on this fracas.
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2000 Ford Taurus SE 2-Valve 3.0L MIL Lamp on VIN: 1FAFP5521Y
Car came in with check engine light on for "fuel pump secondary circuit fault"(p1237). No driveability problems. Looked over wiring and checked fuses, nothing found. Cleared code. Light stayed off for about two weeks then came back on. After reviewing schemati... Trouble codes: P1237
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2004 Ford Explorer NBX 4.6L hub bearing VIN: 1FMZU73W74
Hello to all fellow IATN members. This truck is the 3rd one in 2 weeks with a failed rear hub bearing. These bearings are miserable to get apart. Are we missing something? We are using a Hub Shark, but we have to heat the bearing cherry red to get it to budge....
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1990 Honda Civic DX 1.5L N J emissons NOx VIN: 2HGED6346L
I hate to waste your time,but i have been looking in NJ dmv for NOx meaning.Car is from N.J.&i live in northeast Pa.We have no tailpipe emissons.It,s been 20 years sense i did emissons HC&CO only in N.J.Need to know meanig. This car is relitives car. Thanks fo...
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2001 Jaguar XK8 4.0L convertible top forward latch, message center, rea VIN: SAJDA42C91
This jewel came to us with the top already down, the windows already down, and a burst hose going to the forward top latch assembly. I replaced the pair of hoses which run the entire length [!!] from the latch hydraulic cylender to the pump assembly. Top hook ...
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1993 Mercury Grand Marquis LS 4.6L Misfire VIN: 2MELM75W3P
Hello ford techs, I have this 1993 Grand Marquis that when cold it seems to misfire and with a little throttle it pop up back through the throttle body. This problem seems to last for about a minute then goes away and all is well. I tried a maf sensor to no av...
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1993 Mercury Capri 1.6L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 6MPCTO1Z7P
Hi, car came in on hook, no start found and replace VAF sensor after replacement car will start and run w/ poor idle quality. advanced timing to 45' and car runs good when cold. once the car reaches 200 degrees and up if you raise rpm it will hesitate and stum...
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2001 Nissan Pathfinder LE 3.5L Mechanical VIN: JN8DR09Y71
Hello I have problems with the a/c of this pathfinder, a few months ago I charged the refrigerant, the manual says that 650 grs it's the capacity, when I put the first and the second botle of 250 grs, have no problem but when I put the third botle the high sid...
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1995 Saab 900 SE 2.5L srs airbag VIN: YS3DF78V2S
Vehicle runs fine now. Trying to diagnose/turn off SRS light. See related repair history for more info.
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1991 Toyota MR2 Turbo 2.0L electric pump VIN: JT2SW22N1M
car came in no power steering assist and power steering light on.found code 22 (high current being supplied to steering pump motor ).check power and grounds to pump and power steering ecu ok.if i jump power and ground to pump it works and i get power steering ...
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1997 Volkswagen Jetta GL 2.0L no start VIN: 3VWWA81H8V
Probably an easy one for Volkswagen guys. Car was towed in as no start. Red light next to door lock was blinking, disarmed theft system by unlocking doors with key and vehicle started. tried starting again and it would not. red light was flashing again. unlock...
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2000 Volkswagen Beetle GLS 1.8L compressor VIN: 3VWCD21C4Y
thanks in advance for any help or ideas i know anyone responding has taken their time to help and i appreciate it. this beetle came into shop a month earlier to have a/c checked-had no freon in it-pulled vacuum it held so we charged system-compressor running ...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1988 Chevrolet K1500 Cheyenne 5.0L Stall VIN: 2GCDK14H4J
replaced distributor with new one runs great now, no more stalling. iac works like it should ,also found retainer clip red one from module plug in up in magnet/star wheel area of distributor
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1997 Chevrolet Corvette 5.7L drivetrain VIN: 1G1YY22G3V
It turned out to be the starter gear. It was flopping in the breeze so during accel and braking in reverse the gear would tag the flywheel. thanks guys
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2002 Chevrolet Suburban 1500 LS 5.3L Front controls VIN: 1GNEC16T13
After studing all the replies, especially the one from David from Missouri, any repair attempted without a Tech 2 would have been a guess so I sent my customer to the dealer.
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1998 Dodge Neon R/T 2.0L Compressor VIN: 1B3ES47C9W
Thanks to the several Techs whose information I stitched together to find the cause of the problem. I received emails which were helpful in addition to the posted Help. Special thanks to Geoffrey, Robert and Ted who made sure I stayed on the right diagnostic t...
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2004 Ford Explorer Eddie Bauer 4.6L MIL Lamp on VIN: 1FMDU64W24
WELL FRIENDS..THE VEHICLE is still at the dealer w my friend waiting for the new PCM...WE HAVE BEEN WAITING THAT ONE FOR MORE THAN A WEEK...so i prefer close this w summary and make a post laterwhen the problem is solved. thamks to all of you...bye. Trouble codes: P2106.
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1997 Mercedes-Benz C230 2.3L abs VIN: WDHA23E3VE
I scoped all three wheel sensors and there was not a problem. My boss told me to install new sensors anyway. 300.00 dollars wasted. I cleaned and inspected the front ABS teeth on the axles. They were good. By the way the sensors were OEM. My boss finally just ...
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2001 Nissan Sentra GXE 1.8L Poor Idle Quality, Surge, Cuts out, Stall, MIL Lamp on VIN: 3N1CB51D31
We sent him to the dealer and they repalced the PCM as you all said was the problem. It left the dealer fixed but the next day it was running bad again and the dealer put a OEM MAF sensor and now everything is runnung very good. The rebuilt MAF sensor the cous... Trouble codes: P0100, P0340, P0731, P0733.
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2002 Saturn Vue 3.0L Communication proble VIN: 5GCZ63B62S
Thanks to all who responded. BCM was the problem. Was a little disgusted when I called Saturn and they keep 2 on the shelf and sometimes run out. Thats scary no wonder people want to buy Toyota's. Again thanks Bruce Trouble codes: U1016 (All communication problem codes with various modules), U1024 (u1068-), U1068 (u1096-), U1096.
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2000 Volkswagen Jetta TDI 1.9L Starting VIN: 3VWSF29MXY
good mroning; this car is fixed, and the fix was very simple , after i talked with the customer, he said he was going to replace the left head light bulb, and had unhooked the large read wire on the battery. when he put it back on after giving up on the bulb...
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