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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 26, 2005
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Help Request Answers
1997 Acura CL 2.2L Hesitation, Misfire, MIL Lamp on VIN: 19UYA1152V
intermittent engine miss, hesitates around 3500 rpm. fuel pressure and compression is good, sets code for # 4 cylinder misfire. engine also has slight knocking noise when accelerating. my guess is that the noise and miss are related.Alldata has very little inf... Trouble codes: P0304
1990 Audi 80 2.0L No Start, Poor Idle Quality VIN: WAUEA58A8L
Car came in with severe surge at idle. Found someone had broken off idle stop screw and lock nut. Replaced screw and lock nut. Re-adjusted idle switches. Car will not start cold unless you press accel. pedal about half way and keep running until warm. If you s...
2001 Audi A4 2.8L unsure VIN: WAUAH68D31
I have only been here 2 weeks and I'm sure I dont have the whole storybut, here we go. 3 weeks ago this audi came in with the motor bouncing all over on accel and brake torquing. The shop put in all the mounts and it now had this very harsh vibration on accell...
1988 BMW 635CSi 3.5L Steering & S VIN: WBAEC8417J
Customer states steering shakes when appling brakes. After raosd testing the car the wheel only shakes when appling the brake at a speed between 45-55 MPH any speed above or below the car has no problem. I replace all brake & rotors, the front I did twice. Che...
1999 BMW 740iL 4.4L MIL Lamp on, CODES 171 &174 VIN: WBAGH8333X
Customer is great guy. Chgeck engine light has been coming on for 3 months or so. I erase codes, they will remain gone for a day or so. Check engine light comes on with no drive ability. Pull same codes p0171 & p0174 BOTH BANKS LEAN. O2 sensors look good when ... Trouble codes: P0171 (bank 1 system lean), P0174
2000 BMW 323i 2.5L air bag VIN: WBAAM3342Y
after replacing the driver's door window regulator the air bag light is on. first i disconnected the battery then removed the air bag unit from the door. after it was out of the way i replaced the regulator and then reassembled the door. when i saw that the li...
1991 Buick Park Avenue 3.8L compressor VIN: 1G4CW53L9M
vehical came in with locked up compressor. replaced system, flushed and retro fit to 134a. returned about a month later, no cold air, repaired leak at new fitting. two weeks later vehical returned, no cold air. system was fully charged, no power to compressor....
1997 Buick LeSabre Limited 3.8L Fuel gauge VIN: 1G4HR52KXV
Hello all, I'm posting this for the owner of our shop. The fuel gauge in this vehicle intermittently fluctuates and has erratic readings. With a 1/4 of a tank of fuel, the gauge will slowly rise to full. Sometimes it will stay here for an extended period and o...
2003 Buick Century 3.1L MIL Lamp on
This car came in with a MIL light on. P0171 lean code .We checked fuel pressure ok,replaced fuel filter and front O2 sensor and light came on again for the people.We were thinking fuel regulator or vacuum leak but dealer said they don't have problems so we dec... Trouble codes: P0171 (Lean bank)
1987 Cadillac 3.0 3.0L Possible Body Control module VIN: WD6VR52RK9
1997 Cadillac Catera. Car runs fine and at times the radio justs kicks off. It's the non bose system. I thought it was the radio but I've been working with the radio shop and it's not. When the radio shuts off to get it back you have to shut off the car and re...
2000 Cadillac Escalade 5.7L No Start, Engine dies @ 50mph VIN: 1GYEK63R1Y
Going down the road at 50mph the client complains that the vehicle dies. At times will not start. Have not been able to recreate the problem.
1968 Chevrolet Camaro 5.7L Excessive Emissions, Poor Idle Quality, Surge, Stall VIN: 123378N408
Hello Everyone, This one is a bit concerning for me. This 1968 Camaro has had a newer '93 Corvette LT1 installed in it... but not by me. The whole job is a bit sloppy, but the customer swears it used to run much better, though it had a random miss from time t...
1994 Chevrolet Astro CL 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire VIN: 1GNEL19W5R
this post is for a friend of mine and it is his wifes car. this car was running rough and now it bearly runs. when you go just off idle car stumbles boggs real bad and then if you hold it floored it will semi over come and will run like it is missing. there is...
1995 Chevrolet Blazer 4.3L engine VIN: 1GNDT13W8S
Hello I have a customer that has overheating problems. If he drives it without the a/c temp runs about 190-210. With the A/C on and the outside temp in the 90s driving or idleing the gauge goes up to 230-240 when A/C is turned off the temp goes down to 190-210...
1999 Chevrolet Cavalier LS 2.2L Starting VIN: 1G1JF5242X
this car came in as a no start. the car started with the throttle at about 2 percent. we did component test and found the iac valve was not working, ok simple fix. not. we replaced the iac and the car started right up ran down the road fine. went to return to ...
2000 Chevrolet Silverado 1500 5.3L battery drai VIN: 1GCEK19T6Y
pickup has enough drain to kill the battery in 2 days. no lights are on. we pulled fuses until the drain is gone but no fuse was the main draw. we pulled the rap fuse and that didn't make a difference and when we pulled power at the distribution box our drain ...
2000 Chevrolet Blazer LS 4.3L Cuts out VIN: 1GNDT13W2Y
When power braking, vehicle cuts out. It reacts the same under hard acceleration. The best description I can offer is that it feels exactly like a rev limiter but I'm running less than 2000 RPM. I have no CEL, no other odd readings. My digital gauge shows a st...
2001 Chrysler Town & Country EX 3.8L Blower resistor VIN: 2C8GP74L41
We replaced the blower resistor in this van 3 months ago. I checked the grounds for the entire HVAC system and they were good. The blower is now running on high only. This part was replaced at the dealer at least four times between when it was bought new and w...
1989 Dodge Shadow 2.5L No Start, Stall
Hi Techs I'm posting this for a friend that who is slowly becoming hairless. He's at the 3rd garage trying to trace down this one. He has this 1989 Dodge Shadow 2.5L TBI Auto that keeps burning out the injector and the distributor pick up coil. It came to...
1994 Dodge Intrepid 3.5L 1-2 shift VIN: 2B3HD4684H
This vehichle has a transmission code p1776 trans switch latched in L/R Position. I checked the shift range with DRB III all seems ok. I cleared codes test drove the car the code came back and defaulted to limp in mode, would not shift out of this 2nd gear. Ha...
1999 Dodge Ram 2500 Van 5.2L Surge, Cuts out, Poor Fuel Economy VIN: 2B7JB21Y5Y
Hi tech: this car drive ok but in idle and after accel some times engine will stop, I was change IAC but the problem not ok Thank for all your help.
1999 Dodge Grand Caravan 3.3L Electronic VIN: 2P4GP44R7X
This van came in for no heat or vent switching from control panel. The control panel does not respond from any of the buttons. The ac button will flash on ond off & the ac compressor keeps cycling on & off with all the switches off. The rear wiper switch will ...
1999 Dodge Ram 2500 5.9L Hesitation, Cuts out, MIL Lamp on VIN: 1B7KF2364X
Hello all and thanks again in advance for the advice. This one has turned into one of those expensive repairs. After seeking advice from a Chrysler tech. checking several posts and fixes,I replaced the injection pump (OEM reman),and still have the same problem... Trouble codes: P0216 (injection pump timng failure), P1693, P0387 (Cpk supply volts low)
1989 Ford F-250 Custom 7.3L No Start VIN: 1FTHX26M0K
vehicle came in for no start/hard start cold, it will crank for 1 min to 1.5 min before it will start, once it starts it revs up for a second like it had air in the fuel system, then runs fine, you can start it up for the next 15 min with no problems even if y...
1991 Ford Escort GT 1.8L Shifting into gears VIN: 3FAPP1286M
Ok guys got one for ya. Have a 91 Ford Escort GT. Customer was driving on the road when the shifter lever broke. I have already been told that there has always been a problem with those vehicles there. Well, when it busted customer was trying to get the car ba...
1991 Ford Festiva GL 1.3L Poor Idle Quality VIN: KNJPT06HOM
vehicle came in with ses lite on, no or very rough idle. scanned ecm, found code 02, crank sensor code. scoped crank sensor found bad pattern, replace distrutor , with new rebuilt. still same with no codes, tested coil primary was 1.2, spec is .5 to 1.5, secon... Trouble codes: 02 (bad crank sensor)
1992 Ford Crown Victoria LX 4.6L Mechanical VIN: 2FACP74W1N
Hi, Ford techs, I have a coolant leak at the rear of the engine in the flywheel area. Is there a casting plug in there? It is a big leak.
1992 Ford Ranger S 3.0L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: 1FTCR10U4N
Dear techs: This is one Rich Running Ranger. After doing the basics like FP, pulling PCV & canister purge hoses, I figured I had a MAF problem because of the rich & lean codes, but no such luck. I first cleaned the MAF but it didn't help. MAF volts at hot idle... Trouble codes: 172 (O/2 not switching lean B1), 173 (0/2 not switching rich B1), 176 (O/2 not switching lean B2), 177 (O/2 not switching rich B2), 137 (Sys rich)
1994 Ford Explorer Eddie Bauer 4.0L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1FMDU34X9R
Hello, I have this explorer in for driveability problems. It has a rough idle and obvious rich mixture from exhaust pipe. Has continuos memory code for low MAF signal. Problem is intermitent, but runs rich most of the time. When it runs bad with scanner hooked...
1997 Ford F-150 XL 4.2L Cooling Systems VIN: 1FTDX1727V
Hi group, this high miler Ford is losing coolant and will misfire when started cold. I'm unable to determine which cylinder has coolant in it, and am wondering if the intake gasket fails on these 6 cylinders or whether I should just be pulling the heads off ri...
1997 Ford E-350 Econoline Club Wagon Custom 6.8L Hesitation, Misfire VIN: 1FBJ53153V
i apreciate the help of iatn fix postings. some of you guys amaze me. i have a ford here that is eating my lunch. the truck lacks power under moderate accel.if the throttle is snapped loaded or not it will pop in the intake and the timing will spike to 16386.w...
1999 Ford Ranger XL 2.5L Poor Idle Quality VIN: 1FTYR10C0X
This vehicle will idle at about 720-750 rpm and then slowly increase to 950 rpm. The desired rpm pid counts up in small increments from 720rpm about every 5 seconds and stops at 944rpm. Any throttle movement returns it to normal idle. Customer reports this has...
2000 Ford Expedition XLT 5.4L Stall VIN: 1FMPU16L3Y
Morning techs I am having fun with a 2000 Expidition that dies at stops. When you come to a complete stop after 5 to 10 seconds the idle drops, raises, drops and dies. The engine starts right back up. The upper intake and thottlebody was extremely dirty. Idle ...
2000 Honda Accord EX 2.3L Poor Idle Quality, Misfire VIN: JHMCG6602Y
Hello Honda Gurus, Dealing with a accord SULEV. Symtom is runs rough when cold for about 1min at start up. Seems to be related to map sensor value. At start up map is at 60kpa then begins to drop until it reaches 30kpa at which time the engine smooths out. No...
2001 Honda Accord Value Package 2.3L pads VIN: 1HGCF86631
vehicle has come in twice with this problem, the right inside pad wears down faster than the rest. have replaced caliper,brake hose,flushed bk system. everything else looks good. when we get the car piston slides back very easy,there is no rust build up,everyt...
1998 Isuzu Rodeo LS 3.2L Excessive Emissions, MIL Lamp on VIN: 4S2DM58WXY
connected diagnostic scanner to engine control computer recieved code p1220 throttle position sensor problem. found vehicle is drive by wire has dual throttle position sensor as well as accelerator position sensor originally replaced accelerator position senso... Trouble codes: P1220 (throttle position sensor), P1221
1998 Isuzu Trooper S 3.5L Poor Idle Quality, Surge, Stall, Misfire, MIL Lamp on VIN: JACDJ58X3W
Hello and greetings to all, Well I've done it this time I in over my head again hopfully some of you Isuzu techs can help me. Vehicle came originally came in with check engine light on and customer complaint of surging, was not able to duplcate surging problem... Trouble codes: P0300 (Random misfire)
1995 Jaguar XJ6 4.0L Brake Pedal VIN: SAJHX1755S
This 95 XJ6 came in with a complaint of too much brake pedal travel. It seems that maybe something happened with the brake pedal that would cause it to be too high, which would cause the driver to push it farther than normal in order to stop. I am not that fam...
1997 Jaguar XK8 4.0L alternator VIN: SAJGX5742V
car came in with burnt primary wire to alternator and not charging. New Jag alternator installed with new battery and primary cable. Still not charging? Testing shows all signals are present at alternator. Anyone have any advice?
2000 Jaguar XK8 4.0L l/s door auto function VIN: SAJJR42C9Y
Hello out there! I have got one that's making me look like a jag-off. Customer reports that left side door auto funcs are erratic. He seems to beleive thet it is weather(moisture) related, as he states that it seems to do it whenever it rains, or after washing...
1993 Jeep Grand Cherokee Limited 5.2L MIL Lamp on VIN: 1J4GZ78YXP
After reviewing other help requests we tested the power and ground circuits to the oxygen sensor. The ground circuit showed .2v drop on the ground circuit to the battery. We located and cleaned the ground circuit on the right fender along with all of the groun... Trouble codes: 21 (Oxygen sensor shorted or Voltage over 1.2v)
1999 Land Rover Range Rover HSE 4.6L immobilizer VIN: SALPV1440X
Normal remote function before repairs. Now vechicle does not respond to the remote. Light on remote comes on when the buttons are pressed. Light on dash flashes constantly, no change when using remote. Turning the key gives the "engine disabled" indication on ...
2000 Mazda Protege ES 1.8L clutch VIN: JM1BJ2215Y
The viabration can felt throu engine block and thransmission housing. Defently throu clutch fork. Engine mounts repositioning did not help.Vibration most noticed at 2500 rpm. Harmonic balancer appears OK. Any help is appreciated. Thanks.
1985 Mercedes-Benz 300D 3.0L Sun Roof VIN: WDBAB33C8F
I am trying to be proactive with a good customer and upcoming repair this week. I have checked the knowledge and fix data base with nothing noted about this particular sunroof problem. This is a good customer with costs not necassarily being a problem. The ca...
1988 Mercedes-Benz 300TE 3.0L compressor VIN: WDBEA90D2J
replaced comp in July 2005 a/c worked fine untill last week i am not getting power to comp clutch. i have a wiring diag. can not locate comp control mod. can anybody help please thanks
1994 Mercedes-Benz SL500 5.0L Roof VIN: WDB1290672
The vehicle came to us through the used vehicle network and went to the trimmers for a roof cover job. They could not get the thing open so we discovered quite a few problems. Broken cables in the lining: Replaced. We still had no joy and linked up to our scan...
2004 Nissan Sentra 1.8L fuel gauge VIN: 3N1CB51D64
Our customer recently bought this new Sentra and has returned to two dealers a total of 8 times to resolve this problem. The fuel gauge reads full most of the time regardless of the fuel level. Failure code P0462(Fuel level sensor A circuit low input) is store...
1995 Pontiac Sunfire SE 2.3L compressor VIN: 1G2JD12D25
we have a 95 sunfire that the a/c clutch does not engage. the pcm is not engaging the ac relay on. we checked all the inputs the ac presure switch is working properly and the pcm is getting the signal, the climate control head sends the ac request ( on/off but...
1988 Porsche 911 Turbo Carrera 3.3L Diff housing VIN: WP0JB0936J
Hey all you Porsche guys i need some technical advice. I have a 911 turbo in the shop with an oil leak coming from the driver side of the transmision where an aluminum housing that houses the axle seal bolts onto transmission. housing is about 12 inches in dia...
1997 Porsche Boxster 2.5L Horn VIN: WPOCA2983V
customer says the horn will honk at anytime on it's own. she called the dealer & they said they know what it is. we have very few boxsters in town so I have not run into this before. if anyone has an idea what is causing this I would appreciate a reply. thanks...
1996 Subaru Legacy L 2.2L TCC code PO740A VIN: 4S3BD4358T
Hi Subaru Guru's! This one came in with bad sealing rings for the transfer clutch causing chattering when driving at slow speeds. I replaced the tranfer clutch pack, solenoid/valvebody for the transfer clutch, and the sealing rings for the transfer clutch(no g...
2001 Toyota Camry CE 2.2L unknown VIN: 4T1BG22K31
Hello all and thanks in advance for your help. This vehicle came in with a noise at lower speeds when the wheels are rotating. Noise is a typical wump wump wump vibration that you would associate with a wheel bearing problem. Its most pronouncd from 5 to 20 MP...
2002 Toyota RAV4 2.0L 2-3 shift initially VIN: JTEHH20V42
See the whole story up till here in the related history section. This is where it doesn't get fun... We got a Toyota reman trans from our dealer and installed it. We flushed the cooler with an aerosol cooler cleaner and air but found nothing but fluid. We test...
1978 Volkswagen Beetle 1.6L No Start VIN: 1582027541
Good Spark, Good fuel pressure, Have power to injectors but very weak pulse - almost nothing! -Car runs on carb cleaner - I think I could figure this one out if I had decent wiring diagrams, it seems that I have a weak ground or power feed somewhere-most likel...
1996 Volkswagen Passat GLX 2.8L abs VIN: VWWEE83A7T
good evening: this passat is driving us crazy.. it keeps setting off the abs light, we read the computer and it says the rt speed sensor is bad, so we replaced the sensor, and it never fixed the problem. we checked the wire to to computer, and it is good. we ...
1998 Volkswagen Jetta TDI 1.9L injection pump timing VIN: 3VWRF81H4W
when car came to shop was hard to start,smoked, and had no power. looks like someone had just replaced cylinder head and timing belt.checked timing belt alignment. everything looked ok there. checked compression and found all cylinders between 450-500. timing ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 Acura MDX Touring 3.5L Unknown VIN: 2HNYD18621
thanks for the info on warranty but the car is from holesale account. we belive light was on before work was preformd the way the trans condition was I was hopeing the repair wood remove the light. thankyou for the help Jim
1990 Audi 80 2.0L Hesitation, Spark Knock VIN: WAUEA58A1L
I would love to tell you that we fixed this beast, but we didn't. We have checked valve timing, ignition timing, distributor orientation, adjusted the fuel mixture and tried many other things too numerous to list. This vehicle has no EGR valve so that is out o...
1998 Cadillac DeVille 4.6L Electronic VIN: 1GEEH90Y2W
well we finally got this caddy done after further inspection of the a/c control's we found that the control on the steering wheel temp button had some coffee and or soda inside the switch causing the button to stick after 30 sce or so the control on the ipc wo...
1993 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality VIN: 2GCEK19K2P
Let me start by thanking all the people for their replies. The clue to this one was the block learn being down at 90. The vehicle was getting fuel that the computer was not able to control. We removed the TBI unit and disassembled it. We found one of the injec...
1998 Chevrolet K2500 Cheyenne 6.5L Excessive Emissions, Hesitation, MIL Lamp on VIN: S6WE114333
I received 4 replies, Gerry was to check egr for holding vacum, which I had checked. Phill said to check and make sure the hoses had not been switched on a previous repair job to the solenoids, they were good. Mac said to just change out thoughs solenoids [hig... Trouble codes: P0401, P0404, P0236.
1998 Chevrolet K1500 Cheyenne 5.7L passlock tds
After talking with the truck's owner, I finally agreed to let him have it back even though I wasn't convinced that it was fixed. He called me a few days ago to tell me that the truck would not start after he replaced the battery. I walked him through the proce...
1999 Chevrolet Tracker 2.0L Compressor VIN: 2CNBJ13C2X
Well everybody was on the right track here, as I thought it was a blockage but wasnt doing what I thought. I kept going back and flushing the system and just knew it was clean. If ever there was an over flush I did it. Then I would put it all back and pressure...
1999 Chevrolet Silverado 1500 5.3L Hesitation, MIL Lamp on, no power VIN: 2GCEC19T7X
first thanx for all the replies. Customer could not leave vehicle any longer so I have not been able to pin point the problem. I was going to try a new pcm but customer would not ok work. I cked every thing from maf,tps,map,fuel trim was ok. cked all grounds, ... Trouble codes: P0121.
2000 Chevrolet C2500 5.7L Cooling Systems VIN: 1GCEC19T21
Hello everyone sorry about closing this one so late but have been busy. On this engine we replased the water pump because had no flow to heater core, but after replase the water pump still had no flow. After all the work that had been done i knew it had to be ...
2003 Chevrolet Tahoe LT 5.3L MIL Lamp on VIN: 1GNEC13Z53
one of the responses suggested to check alternator diode, unfortunally, costumer took truck and has not come back for furter diagnostics.thank you for all your replies. Trouble codes: P0341 (Camshaft position sensor performance), P0343 (Camshaft position sensor circuit high voltage).
1996 Chrysler Town & Country LXi 3.8L loss of bcm & tcm VIN: 1C4GP64L8T
cleaned computer connectons, customer drove vehicle for a few weeks problem did not return Trouble codes: P1695 (no ccd message from body control module bcm), P1698 (no ccd message from transmission control module tcm).
1999 Chrysler Intrepid 2.7L Mechanical VIN: 2C3HH46R8X
we ended up putting a used engine in this car.we did find how ever a hole in the piston.no ryme nor reason ,older people drive it.boy no one gives these engines away,2500.00 was the best price on a used one.thanks for the responces guys.
2002 Chrysler Intrepid 2.7L Hesitation, Surge, Cuts out, Hard start hot VIN: 2C3HM46R62
We have exhausted any potential electrical faults. We suspect mechanical issues such as a loose chain or other play in the valve train. I'll report back as soon as the customer strips the front of the engine. Trouble codes: P0335 (Crank sens lost), P0339 (Crank sens erratic).
1991 Eagle Premier ES Limited 3.0L controls VIN: 2E3CB66U3M
I am sorry to say the Eagle has flown the coupe. We did every test All Data had and all the voltages checked okay. Most of the respones were to check the grounds to the best of my knowledge the grounds are okay.One of the respones was they had alot of trouble ...
1998 Ford F-150 XL 4.2L Misfire VIN: 1FTZF1821W
i think this one is done. the responses were great and right on the nose. i think 12 of you said the the same thing and you were right. the egr ports in the ntake were plugged enough to make to much exhaust to enter #6 and kill that cyl. we cleaned them and te... Trouble codes: P0306 (misfire 6).
1999 Ford Expedition Eddie Bauer 5.4L blend door VIN: 1FMPU18L7X
Thanks to all, The replacement door that dorman offers does not cover expidition. I thought i had seen a qiuck fix on here at one time. If it consists of gluing motor to door,that is not a good fix. Customer decided to trade vehicle in. Thanks to all. Nate
2001 Ford Escape XLT 3.0L Stall VIN: 1FMYU04121
Thanks for all who responded to my call for help. I finally got the customer to bring the vehicle back into the shop so I could do some more checking. I had stated earlier that I had the pcm reflashed at the local dealership, but when I called them back to see...
2001 Ford E-150 Econoline 4.2L MIL Lamp on VIN: 1FTRE14261
i'm sorry to say that we only could duplicate the problem once and i had been monitoring scan data when i left fuel priority data to go to another group and as soon as i exited the vehicle shuddered and stalled. i spent a lot of time load testing powers and gr... Trouble codes: P0113, P0118, P1289 (cyl head temp high input), P0123, P0453, P0708.
2002 Ford Taurus SE 3.0L motor VIN: 1FAFP53U72
To all you Great IATN members that replyed. I can't thank you enough. The Cam Sensor and Sync. was the problem. After the first e-mail I sat back and couldn't beleive I didn't think of that. I called the customer asap and couldn't wait untill I got the car bac...
1997 GMC Yukon SL 5.7L Steering VIN: 3GKEK18R3V
Group, No surprises here, once again I have replaced EVO sensor and bearing and system works as designed. I determined that It was cheaper to repair this than buy a new truck as on responce reccomended. I did however order the upper column with the drag join...
2002 GMC Envoy SLE 4.2L Keyless Entry VIN: 1GKDS13S82
Thank you for your help. I was able to check all modules with a class 2 data check, using the tech 2, as Eric and Jay suggested. I found a u1000 code in other modules, but I could not communicate with the liftgate module. The liftgate module is what controls k...
1992 Honda Accord EX 2.2L Starting VIN: 1HGCB7678N
Hey!!! To all who responded, you have my gratitude and my respect. Makes me proud to be a Technician. Now, the actual fix for this vehicle was the el-cheapo alarm system that had been installed by a rookie and was interffering with the ingnition feed to the co...
1979 Jaguar XJ6 L 4.2L No Start VIN: JAVLN49C10
I received many replies, from replacing the ignition switch to checking the ballast resistor, all of which had been done. The real fix began when I, in desparation, replaced the entire ig- nition system with the Pertronix Igniter. Imagine my surprise when I fo...
1987 Jeep Cherokee Pioneer 4.0L Cuts out VIN: 1JCMT7829H
Sorry for the delay in posting but the customer has been unreachable, I performed a compression test and found all cyl. low at 80 to 100 psi. Quite lower than what was on previous repair attempts, didn't note any camshaft problems on visual inspection. custome...
1997 Jeep Grand Cherokee Laredo 4.0L Steering VIN: 8Z1J12T2WF
Thanks to all, after verifing all posible causes indicated by 18 members which I had not covered previously: right u joint was replaced, track bar was verified, control arm bushings, wheel balanced in a road simulator Hunter balancing machine; the random ocurr...
2002 Lexus GS430 4.3L cranks, won't start VIN: JT8BL69S52
Thanks to the 5 great suggestions that I got, it turns out the key was hit with a concentrated magnetic field at a chiropractors office and had to take the vehicle for reprogramming at the dealers. I'll let you know what the outcome is. Many thanks again IATN,...
1993 Mercedes-Benz 300SL 3.0L Poor Idle Quality VIN: WDBFA61E0P
Hints I reveived: to check iac, wiring harness insulation, vac leaks, overvoltage proteccion relay, tps... Thomas C. Scott save this time. Not in the Tech Mail resouce but through the Tech Forum. He gave me the hint air flow sensor voltage must be about .8v ...
1995 Mercedes-Benz C220 2.2L MIL Lamp on VIN: WDBHA22E4S
After checking all of the areas brought up by the iATN members, (we checked the hose in question, had already replaced the wiring harness, found no vacuum leaks, etc). The only thing that we had not addressed was the IAC. After discussing with the customer the... Trouble codes: P0505 (Idle Air Control System Malfunction).
1995 Mercedes-Benz SL600 6.0L front suspension VIN: WDBFA76E9S
Hello everyone. I am calling this one fixed. After performing internal leakage test at front stuts, I found the front right strut failed the test. It leaked more than 2 cubic centimeters of fluid within the four hour time period allowed. I replaced both front ...
2000 Mercedes-Benz ML320 3.2L abs light VIN: 4JGAB54EOY
Well to my surprise their is a mini drive cycle that had to be performed. As I stated the ABS light was not on originally; only the ESP light. Once the ESP problems we're solved;-codes cleared- the abs light came on. We then had to drive the vehicle with the E...
2000 Mercury Sable LS Premium 3.0L rack VIN: 1MEFM55S9Y
Mark and Bumpers were dead on with this one. Best I can figure with this one is that I used a cap off the new rack to keep fluid off me and the floor. The main purpose was to not loose the valve while removing the rack. As we all know I had to turn the rack so...
1992 Mitsubishi 3000GT SL 3.0L No Start VIN: JA3XD64B8N
We pulled out the ecu and we did not see any burn marks on the curciut board. So we did some more tests and came up with bad computor sent old one to florida and the sent one back plugged it in and bingo thanx again for all the help Tom and crew
1998 Nissan Pathfinder LE 3.3L #5 piston VIN: JN8AR05Y3W
Thanks for all your great replies. Alex was right on the money. O Rings were all stuck in the lands. On the problem piston the created enough head to cause the piston to score on the cylinder wall. We pulled all the pistons, replaced one and re ringed the truc...
1998 Oldsmobile Silhouette Premiere 3.4L Misfire VIN: 1GHDX03E3W
Well, we just escaped Hurricane Rita and now have power again. Thanks for all the help. Several replies hit this one on the head. We sent the van back to the engine shop that installed the motor, upon our reccomendation, they pulled the lower intake and it was... Trouble codes: 0300 (Random misfire).
1999 Oldsmobile Intrigue GX 3.5L cylinder head or camshaft VIN: 1G3WH52H6X
Hi there .I got some good info from 5 techs but the customer opted to keep driving the car for now as it is with the noise .It is used for a courier service and has not gotten any worse and he said he'll just drive it until it quits .Thanks guys for the good i...
1997 Plymouth Grand Voyager SE 3.3L Misfire VIN: 2P4GP44RXV
Unfortunately the customer has not yet returned with the vehicle for further diagnosis. Apparently the problem has only occurred twice since my last post. The customer has decided to wait until it worsens. I did receive many good suggestions on checking wiring...
2001 Pontiac Bonneville SLE 3.8L not sure VIN: 1G2HY54K91
I have had 11 responses to this post. The customer has taken the vehicle to other shops to find a cure for the problem. I have made several attempts to get the customer back into the shop with no avail. I want to thank everyone who took time out of their busy ...
2000 Porsche Boxster Roadster 2.7L immobilizer VIN: WPOCA2985Y
Thanks to all who replied. Thanks to Sevan at Integrity Automotive who spent more than 2 hours walking me through my troubles. The car was not equipped with remote alarm system. (rare M531 system) Was told I needed new key head. Did not need new key head to ge...
1996 Subaru Legacy Outback 2.2L electric window auto function VIN: 4S3BG4858T
Dan from Oregon nailed it dead on: The alternator diodes were allowing a small amount of AC voltage into the system, which caused the problem with the locks. It was strange that it did it with the battery charger as well.. it may emit small amounts of AC volta...
1995 Toyota Previa LE 2.4L No Start, Cuts out, Stall VIN: JT3AC24S9S
Thanks for the help. The problem turned out to be the ign coil even though the resistance readings were within spec.It was causing the igniter to get very hot causing it to shut down.after replacing the coil and the igniter again the problem was solved. Trouble codes: P1300 (ignitor circuit malfunction).
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