Automotive Technicians Technical Discussion and Fixes for Sep 19, 2005

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	Help Request	Answers
	1987 Acura Legend 2.5L compressor VIN: JH4KA2639H condition has been present for a couple of years, - ecu looses ground only above 2500 rpm and after 2 minutes - no problems with engine performance, only loss of ground, has anyone seen this? system operates normally at idle and up to 2500 rpm. Thanks Dave	View
	1990 Audi 80 2.0L Hesitation, Spark Knock VIN: WAUEA58A1L Vehicle came in with a no start condition. We then replaced the fuel pump and fuel tank. Vehicle started and then noticed a blown headgasket. We replaced the headgasket and sent out the cylinder head for cracks. Then the test was okay. Upon cold start, the veh...	View
	1998 BMW 740iL 4.4L Excessive Emissions VIN: WBAGJ8327W hi there,i want to know if anyone has had a similar results with 7 series bmw's...this is the third bmw with more or less the same milage failing for nox..	View
	1995 Buick Riviera 3.8L Cuts out VIN: 1G4GD22165 Need some advice on this one.cuts out by 3900rpm allways. Fuel trim 128 LT trim 143, trim cell16 maf 67.64 gm/sec., when it happens. Ordered a new fuelpressure regulator, should by in next week.	View
	2001 Buick Century Custom 3.1L Surge VIN: 2GHWB55K31 Howdy there, this one belongs to one of the techs, I'm the driveability guy and I just got out of the hospital and wont be back to work for a few days, (getting old sucks!). Before I went in I scanned it and it would bog severely on wot, would not go over 4k w...	View
	1995 Cadillac Seville STS 4.6L Traction Control VIN: 1G6KY5294S Good morning fellow techs. I have this '95 Caddy STS here that has a "traction Disabled" message coming on as soon as the car starts to roll, and a T073 setting in the TCS. This car came from a dealer who wanted to sell him a TCS computer, but he didnt trust t...	View
	1999 Cadillac Catera 3.0L Coolant VIN: W06VR52R7X We have this 99 Cadillac Catera with the 3.0 engine that came in about 3 months ago with broken timing belt and bent valves. We replaced with no problem as this was not our first rodeo with these cars. Car came in today with engine oil in the cooling system. C...	View
	1984 Chevrolet Corvette 5.7L Lighting VIN: 1C1AY0788E One of my techs has been trying to locate the diode module for the interior lamp system. Our component locator manuals, as well as our Mitchell On Demand, does not share this with us. 'Any one out there know its location on the car? Thanks in advance.	View
	1988 Chevrolet S10 2.8L Hesitation, Surge, Stall VIN: 1GCDT14R5G This tired old S-10 needs some help and so do I evidently. This truck will run real rough and often stall on start up, but is much worse after a hot soak of 15-30 minutes. All the basic things check OK, good spark and fuel pressure even when its acting up. I w... Trouble codes: 32 (EGR problem), 45 (rich exhaust), 44 (lean exhaust)	View
	1997 Chevrolet Blazer 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GNDT13WXV vehicle idles poorly. starts to stink from running over rich in exhaust. lacks power. scanner shows missfire on cylinders 1,3,&5. no indication of regulator leaking. from experience this usually causes 2,4,6 cyl to missfire. fuel pressure does not leak down. i... Trouble codes: P0300 (random missfire), P1133 (o2 insufficient switching b1s1), P0147 (o2 heater ckt b1s3)	View
	1998 Chevrolet K2500 Cheyenne 6.5L Excessive Emissions, Hesitation, MIL Lamp on VIN: S6WE114333 Have low power at times while accelerating with heavy black smoke. Worked on turbo first to see if causing problem with coded p0236. Control working and turbo working. Then moved on to egr codes, found when problem accured the desired egr and the actuall egr w... Trouble codes: P0401, P0404, P0236	View
	1999 Chevrolet Malibu 3.1L No Start VIN: 1G1ND52MXX To get this veghical started you need to give the accelator about 1/4 throttle. if you just let it crank it will start and stall acts like flooding out. no codes fuel psi 40 with key on38 psi running. Also we have a 1999 pontiac bonnie doing about the same thi...	View
	2001 Chevrolet Malibu LS 3.1L No Start, theft light flashes VIN: 1G1NE52J01 Hi all, This car came in on the truck. It cranks ok. It has spark on all 3 front cyls. Fuel pressure is 54# cranking and holds w/ shut off. Volume is good. It has cranking speed, MAF flow readings, and all the correct cranking readings from the Snap-On Solus....	View
	2004 Chevrolet Avalanche 1500 5.3L starter motor VIN: 3GNEC12T84 this is mostly just a question.. we have a 2004 avalanch if the engine doesnt just start right up the starter motor will continue to RUN after the key is let go, just for a little while, seconds maybe.. we had a 2003 suburban last week with flex fuel engine al...	View
	1996 Dodge Dakota 3.9L No Start, Stall VIN: 1B7FL26X8T hi,this vehicle came to me with intermitant no start & stalling.towed the vehicle to my shop & when i went to work on it,it started. then it just died after i drove it a few miles.the mil came on while driving,but no power to dlc.won't talk to my scan tool.the...	View
	1996 Dodge Ram 3500 5.9L Lack of power VIN: 3B7MF33C1T I have this 5.9l diesel in here and the customer complaint is lack of power under load. It happens only when towing 5th wheel up hills. States that it brings the speed down to 30mph. The 5th wheel is only 28ft and is well below the towing capacity. He also sta...	View
	1998 Dodge Grand Caravan SE 3.0L Misfire, MIL Lamp on VIN: 2B4GP4436W Help !!! Dodge Misfire Code from Hell, This van runs fine other than a slight rough idle. Everytime we do something to it and clear the codes it takes 75 to 100 miles of driving for the check engine light to come on with this same #1 misfire code. It had the h... Trouble codes: P0301 (Cylinder 1 Misfire)	View
	2001 Dodge Ram 3500 5.9L pedal VIN: 1B7MF337X1 We replaced a leaking brake master cylinder. Now the customer says the brake pedal returns slowly. The big problem is the brake lights/trailer brake stay on to long after releasing the brake pedal. Before replacing the master again I thought I would post here ...	View
	1996 Ford Explorer XL 4.0L Surge VIN: 1FMDU34X25 vehicle came in with a no start. after replaceing fuel pump and filter, it had a check engine light on with an o2 code and the o2 was dead. we replaced the 02 sensor. customer drove vehicle and complained about a surge at 40mph cruise. felt like a lean miss fi...	View
	1996 Ford Explorer Eddie Bauer 4.0L Cuts out VIN: 1FMDU34X5T hello we have here a 1996 ford explorer that blows the 30 amp pcm fuse once a week it had a egr and a 02 code we repaired both if those the truck still blows the fuse.	View
	1997 Ford F-150 4.2L Stall, no power helo this truck has got me stumped it has no power.i have tried everything icould think of. fuel pres. is good.exaust and intake are free.i felt it was a timing isue.iswped coil pack cam sensor no change.i checked timing chain no slack.one other symptom it pop...	View
	1998 Ford F-150 XL 4.2L Excessive Emissions, Poor Idle Quality, Misfire VIN: 2FTZF1725W Truck came in with P0301 found tracking in boot for #1 replaced plug and wire. No Inprovement tested comp # 1&2 equal @ 170 did injector pressure drop #1&5 equal. Scoped injector patern For voltage and current patterns compared to #2 appear the same when stack... Trouble codes: P0301	View
	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...	View
	2000 Ford Explorer XLT 4.0L Excessive Emissions, MIL Lamp on, POOR IDLE WHEN COLD VIN: 1FMZU73EXY This vehicle came to me from a business neighbor. He complains that when cold, the engine is hard to start. He says that it cranks OK but when it fires it blows excessive black smoke for about 1-2 mins . When the weather is colder the problem is worse.I only g...	View
	2000 Ford F600 7.3L Lack of power VIN: 3FDNF656XY This one lacks power to accel at any time (lack of power under load). Also noted intermittent "popping" sound from engine compartment when trying to accelerate under load. the lack of power IS NOT intermittent. There is a SMALL fuel filter by the LARGE (main)...	View
	2000 Ford F-350 Super Duty Lariat 7.3L No Start, MIL Lamp on, EXTENDED CRANK VIN: 1FTWW33F5Y First I would like to say thankyou in advance, and I know not much at all about Diesels. There is 1 more code, it is P0541-manifold intake air heater. When you go to start this beast up in the morning it does not want to start unless you plug it in for a while... Trouble codes: P1670 (ef signal not detected), P1316 (injector circuit/idm codes detected), P0266 (cylinder 2 contribution/balance fault), P0275 (cylinder 5 contribution/balance fault), P0470 (exhaust back pressure sensor circuit malfunction), P1211 (icp pressure above/below desired)	View
	2000 Ford F-450 Super Duty XL 7.3L No Start VIN: 1FTEF24F4Y I have A power stroke that is very difficult to start first time of the day. After it does start and runs for more than a minuet it will start right up the rest of the day. Three weeks Ago I had replaced the # one injector (not fueling). I have let truck sit f...	View
	2002 Ford Escort SE 2.0L MIL Lamp on VIN: 12R2358843 hi tech i have this vehicle came in with check eng lite on code p0125 insufficient coolant temp for closed loop.check coolant normal, pid data showed normal can some one help me with this problem . thank you. Trouble codes: P0125	View
	1993 Honda Prelude Si 2.3L Electronic VIN: JHMBB2255P Hello all, I have this prelude in here with an a/c problem. The problem at first was that the a/c will just cut out intermittently for no reason at all. The light on the dash will come on, but the a/c would just stop intermittently. If you turn the a/c off and...	View
	1992 Isuzu Amigo S 2.6L No Start VIN: JACBG07E7N Although I know cylinder #3 is very weak I don't believe this is causing my no start problem. I have tested the signals on pos. and neg. side of the optical distributer to the ecm. The ecm out to the power switch and from thier to the coil. I do have spark but...	View
	2001 Isuzu Rodeo LS 3.2L MIL Lamp on VIN: 4S2DM58W51 Vehicle sets code p1133 Checked sensor operation with scan tool responds slowly with low voltage then after driving 10 to 15 minuts or sometimes after driving and stopping and restarting the engine the o2 sensor will operate normally. Ihave followed flow chart... Trouble codes: P1133 (Lack of switching bank1 sensor 1)	View
	2000 Jaguar XK8 4.0L MIL Lamp on VIN: SAJJA41C1Y This car came in with a MIL light on; ot had the P0455 evap large leak code. We smoked the system and a plastic line into the intake was leaking. We installed a fitting and reinstalled the line. Now, about two weeks later, this code has reset. We have not as o... Trouble codes: P0455 (Evap large leak)	View
	1989 Jeep Wrangler 4.2L Excessive Emissions VIN: 2J4FY29T0K All you jeepsters. i have this jeep wrangler and it is failing the loaded mode emissions test. it will either fail with excessive nox emissions or will fail with excessive co. around 6.5 % both at 15 and 25 mph . i have read several entries involving this fuel...	View
	1990 Jeep Cherokee Laredo 4.0L Hydraulic Brakes VIN: 1JAFJ58L4L This vehicle came to me with a reman booster and master cylinder, the pedal is soft. I have since then replaced master cylinder, caliphers, hoses, wheel cylinders and shoes. The only way I can get a pedal is to clamp off both front brake hoses. As soon I take ...	View
	1991 Lexus LS400 4.0L Stall VIN: JT8UF11E3M Greetings to all I have this lexus that will start and stall.I monitoerd my voltage going to fuel pump and at times it is only five volts.I followed aschematic and found what they call a fuel pump ballast( resistor).When the car is first started they supply di...	View
	1992 Lexus LS400 4.0L 1-2 Shift VIN: JT8UF11E8N Hey fellow tech, this one is eating my lunch! I've looked at every posibility I think...But can't seem to get this one done. Car drives great, intermittently will down shifts itself, seems like it is in "limp mode". After doing various things: driving in rever...	View
	1999 Lexus GS300 3.0L MIL Lamp on VIN: JT8BD68S4X Car came in 1 month and 1700 miles ago for the same codes. Alldata and Master tech both name p0125 as "insufficient coolant temp". The coolant was low, so we flushed it and renewed the stat. FF: 176 degrees F. , very normal fuel trims, 33% CLV and 50 MPH @ 200... Trouble codes: P0125 (insufficient coolant temp)	View
	1997 Lincoln Town Car 4.6L abs VIN: 1LNLM81W2V Hi everyone, Ive got a car here that has got me stumped. When going slowly(5 mph or less) the ABS kicks activates as soon as you touch the brakes. Dosnt act up untill speed drops. Tech line said that most of the problems were with wheel speed sensors and that...	View
	2000 Lincoln Continental 4.6L Surge VIN: 1LNHM97V4Y This 2000 Lincoln Cont. 4.6L has a bad surge/buck at 25-30 mph to about 60 mph. Customer states that it runs fine on the x-way. It feels like a driveline vibration to me. There is no trouble codes and the data looks normal. Hopefully someone has seen this prob...	View
	1992 Mazda Miata 1.6L Hesitation, Surge VIN: JM1NA3514N Engine when cold will hesitate and surge while under load. The engine idles normally. Pulled the plugs are they were fouled and blackened. Replaced spark plugs and wires. Symptoms persisted. Pulled fuel injectors and serviced them. Replaced all o-rings and sea...	View
	2001 Mazda Tribute DX 3.0L converter lock-up VIN: 4F2YU06181 Hi guys, There is a strange problem with this transmission. When you are driving at about 40-45 mph at light throttle you can feel the torque converter lock up with a bump. Also, if you stay at a steady cruise and tap the brake pedel to command the tcm to un...	View
	2001 Mazda MPV DX 2.5L electrical system VIN: JM3LW28G71 After battery repacement and system check, customer complained of strange electrical problems. Radio cuts out, background lights flicker on dashboard, air bag light flashes. Very intermittent, all problems go away at the same time, cannot duplicate in the shop...	View
	1974 Mercedes-Benz 280 2.7L lockup converter VIN: 1140601210 vehicle came into my shop with a locked engine. we installed a used engine, engine runs fine. Every time we put transmission in R or D engine died. I don't think this transmission have a lock converter. But it behaves like that. I am not very familiar with thi...	View
	1975 Mercedes-Benz 300D 3.0L shuting off VIN: 1151141202 Hoping someone can help with this one.We have a 1975 Mercedes Benz 300d-Starts and runs fine but will not shut off.Turn the key off and it keeps on running.Under the hood is a lever marked stop-pushing it will shut the engine off.Looks like there is some linka...	View
	1988 Mercedes-Benz 560SEC 5.6L No Start VIN: WDB1260451 car is no start.has no spark.info on mitchel is very limited for testing.i verifyed that coil and crank sensor are ok with vantage test.dist has pickup in it and it ohmed at 1.04 kohm.any help would be appreciated.	View
	1995 Mercedes-Benz S600 6.0L A/C Clutch VIN: WDBGA76E7S After Replacing a deteriorating engine wiring harness, the auxiliary fans were running at high speed continuously & the A/c clutch would not engage. All other functions of the climate control performed normally. The scanner could not comunicate with the contro...	View
	1993 Pontiac Grand Am SE 3.3L No Start VIN: 1G2NE54N9P Got this from another shop. Some new parts installed already as listed in the repair history. Spark is intermittant and sometimes non existant. One interesting thing to note is the fuel injectors will continue to click( turned on and off) with the key on engi...	View
	1997 Pontiac Grand Am SE 3.1L valves I guess everyone gets to be a bonehead once in awhile. This car came in for a coolant leak at the intake. I took it off and replaced the gaskets and when I reassembled it, I got the pushrods mixed up on #6 cylinder and bent the intake valve. I have to tear it ...	View
	1999 Pontiac Grand Am SE 2.4L Stall VIN: 1G2NE52T9X Okay Guys, any help at all would be appreciated. Customer states that car will stall st stops. When We drive the car it runs like a dream, never stalls, wimpers, or moans. Checked codes, and base idle, cleaned throttle body, and returned the car. 2 days later ...	View
	1989 Porsche 928 S4 5.0L Timing Belt VIN: WP0JB0926K Greetings, Car came in with "toothed belt" warning light coming on at times. Obtained tool to check belt tension and determined belt was on the loose side, had over 40K miles since last replacement. With the assistance of a specialty shop on the West Coast, we...	View
	1997 Saab 9000 CSE Turbo 2.3L Poor cold start VIN: YS3CF68M4V For the past 6 months or so, this car has exibited extended crank time, rough idle on startup, and blowing a puff of smoke as if flooded. This happens only on the first cold start of the day in my experience, but customer states it does happen occasionally whe...	View
	1999 Saab 9-5 2.3L Hesitation, Surge VIN: YS3EF58EXX Customer originally complained of surging at intermittent times, both at idle and at highway speeds. Test drove and scanned for dtc's. Could not duplicate the conditioin. P0132 was stored. Customer took the vehicle to Saab and was told they could not duplicate... Trouble codes: P0132 (Manufacturers Controlled Emissions)	View
	2000 Saturn LS2 3.0L temp gauge VIN: 1G8JW52R3Y car temp gauge shows hot, upper hose and lower hose hot but radiator cold to the touch, just wondering if it is air locked or stopped up anybody else run in to this condition ?	View
	2000 Saturn LS1 2.2L engine VIN: 1G8JU52F3Y Need some help for a relative.I have never worked on a Saturn. My nephew has one he brought to me. It cuts out on acceration like a clogged catalic converter. It has a code PO170, running lean. Fuel pressure checks good, from 40-48 psi although it does jump al...	View
	1992 Toyota Camry LE 2.2L Cuts out VIN: 4T1SK12E7N this vehicle will run all day in nuetral ... if you drive the vehicle it will cut off ... and if you wait a few minutes it'll start back up ... if you let the car idle in park or in gear - it'll cut off and restart after it sits a bit ... if you put the vehicl...	View
	1995 Toyota Camry LE 2.2L Poor Idle Quality, Stall VIN: 4T1SK12E0S this vehicle stalls intermitantly when hot ran diagnostics found no codes,checked data. when problem occures the data from computer jumps all over the data has no ryhme or reason to it. we have checked all powers and grounds to the computer all okay, when you ...	View
	2000 Toyota 4Runner SR5 3.4L Hesitation, Surge, Cuts out, Stall VIN: JT3HN86R9Y This truck/SUV is terrible. there is so much hestitation that this vehicle will not spin the tires. I punch the accelerator to the floor and there is nothing there. Once the vehicle gets moving it runs like a beast but there is alot of hesitation on accel. doe...	View
	1998 Volvo S70 T5 2.3L not sure VIN: YV1LS5340W This car makes a rubbing noise taking off sometimes in first gear. If you give it just the right amount of throttle it will make noise. if you take off slow it is quiet, sometimes no noise at all. I am wondering if any one has run into this problem. I want to ...	View
	1998 Volvo V70 2.4L Poor Idle Quality, MIL Lamp on VIN: YVILZ5649W Hello to all. We have in our shop a 1998 Volvo V70 XC. Intermittantly for about two months the check engine light has been coming on with a P0107 code or EFI-422 for those using the volvo scan tool. This code appears very intermittantly. Sometimes it will come... Trouble codes: P0107 (Atmospheric pressure sensor signal low)	View
	1999 Volvo S80 2.9 2.9L SRS lamp on VIN: YV1TS97DXX I would appreciate any additional information on SRS codes 00D0 and 00D1 - we have replaced both front seat belt buckles and codes returned in 3 weeks - We have Baum CS2000 scan tool with the volvo multiplexer and special cable so can get and clear codes - obv...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2000 Audi TT 1.8L over heating VIN: C28N8Y1024 customer took the car to dealer and did a head job.and correct the over heating.	4
	1974 Buick Riviera 7.5L reverse This was an interesting learning experience. I finally located the problem. It was the seperator plate. More specifically the triple layer shift kit sperator plate that was on the trans when I pulled it apart. It had major crossleaks between the plates and was...	8
	1991 Buick Park Avenue 3.8L Blower VIN: 1G4ZW53L9M Well as much as I hate to use pattern failures. Here we go again. I used Mitchell 1 and could not trouble shoot this problem. I think it should coach me thru problems like this in a logical and systematic manor but welcome to the real world. The silver bullet ...	8
	1992 Cadillac DeVille 4.9L digital lights on dash, fuel, and havac VIN: G6CD53B9N4 Thanks for the help. The problem was a bad 'new' part. Got a new rebuilt part and everything was fine. It is amazing how many people say that there new parts are coming in bad, wheres the Q.C. in these factories??? Thanks all.	3
	1997 Cadillac DeVille 4.6L hard start VIN: 1G6KD54Y6V Thanks to everyone who helped me on this one. The problem with this car was the fuel pressure regulator, actually the o-ring, but I did replace the whole regulator. When I removed the regulator the o-ring had a chunk missing out of it. I am assuming somebody w...	18
	1998 Cadillac DeVille 4.6L Hesitation, Cuts out VIN: 1G6KD54Y1W I THINK this one is fixed. This happens VERY intermittantly, and if it happens again, I will update this post. Here are some more facts that were omitted on my original post: When this symtom occurs, the car had to be turned off and then back on to work correc...	10
	1991 Chevrolet Beretta GT 3.1L Hesitation, Stall, MIL Lamp on VIN: 1G1LW13T1M I would like to thank all of you who replied. Most of you were right. I decided to cut the wires at the computer, I now have 5 volts. I was going to run new wires to the sensors but thought i would double check again. The wires that go to the a/c pressure swit... Trouble codes: 22 (tps sensor), 33 (map sensor).	11
	1993 Chevrolet C1500 Cheyenne 5.7L engine harness VIN: 1GCDC14KOP was sent a harness from IATN member that was almost perfect.thanks.	4
	1995 Chevrolet Blazer 4.3L unknown VIN: 1GNDT13W4S Received a lot of responses for checking torsion bar rear mounts, upper control arm bushings, shock, etc... The culprit was a defective wheel bearing hub assembly. It was replace by Goodyear 9 months ago and we replaced 2 months ago. The noise quieted down but...	31
	1995 Chevrolet Blazer 4.3L No Start VIN: 1GNDT13W2S Well I want to thank everybody that took the time to reply. a few people, like chad and rick said to check the harness as it passes through fuel tank, I have seen that before, so when I had the tank out to replace the fuel pump I had checked that. Kenneth, b...	20
	1996 Chevrolet Blazer 4.3L Knock Sensor VIN: 1GNDT13W4T Thanks everyone for your suggestions and knowledge. Yes it was an easy fix that we over looked. The Knock Sensor Module was removed from the old computer but never placed into the new one due to lack of communications on our behalf after i finally got the cust...	11
	1997 Chevrolet Cavalier LS 2.4L Misfire VIN: 4G1JF32T5V well this is fixed but not by us. I did hook up the fuel guage psi did not drop off the amp draw and pattern on the scope was fine. we had put a tps sensor on about 6 weeks ago I unplugged and test drove no miss it was an aftermarket sensor so we go a gm senso...	11
	2001 Chevrolet Silverado 1500 4.8L Poor Idle Quality, hard start VIN: 1GCEC14V4Y I had 14 replies and all said the problem was in the fuel pressure regulator leaking, they all were right. I want to thank all who replied I am grateful for the time they spent helping me. When I first checked the regulator I pulled the vacumn hose and looked ...	12
	2002 Chevrolet S10 LS 4.3L instrument cluster VIN: 1GCDT13W42 the customer has picked up this vehicle igniton switch tested good all possible grounds found was cleaned connections at pcm and body control module all cleaned i believe i need a tech2 to find this promblem !!! another thing found was a burnt connection at th...	8
	2000 Chrysler LHS 3.5L Suspension VIN: 2C3HC5G6YH Car never came back after numerous calls to customer thanks for all the feed back	11
	1998 Dodge Grand Caravan SE 3.0L Cuts out, Stall VIN: 2B4GP443XW The majority of replies indicated to look at the harness under the battery area for corrosion damage or the battery connections themselves. A few indicated intermittent problems in the dash or printed circuit for shorts to a data line. I removed the battery & ...	9
	1988 Ford Mustang 5.0L oil pump drive shaft Thanks for all the replies...all of you said the same thing. Using grease, loctite, tape, peening the shaft, and a few more inventive ways using brass tubes or vacuum hose. I went with loctite and dropped the dist. in. Got her to fire up just to find the throt...	39
	1992 Ford F-250 Custom 5.8L speedometer VIN: 1FTHX25H5N I got 8 replies, very helpful, we checked the ac output from the vehicle speed sensor. it was ok. we then pulled the speedometer from the dash, checked the powers and grounds. ok. put the speedometer back in, now the speedometer works, the odometer works, but ...	8
	1996 Ford Explorer Eddie Bauer 4.0L MIL Lamp on VIN: 1FMDU34X0T At this point customer has gone with replaceing the 2o2 sensor although as most of you feel haveing 2 02 senosors fail is high unlikely. I did not know about the problems with the intake mainifolds (plastic) I did check for them and other vacuum leaks thank yo... Trouble codes: P0171, P0174.	28
	1998 Ford E-350 Econoline 7.3L Mechanical VIN: 1F34ER5G4V Hello all, I apologize,but it looks like i am not getting back this bus anytime soon.Thank you for all your help.	22
	1999 Ford Ranger XL 2.5L Surge VIN: 1FTYR1OCOX I am closing this post and will re-open a new help request with more current information. This truck is not fixed yet. I did get access to another year model ranger with a similar system and lab scope checked a few circuits. The results were identical to what ...	6
	2001 Ford Windstar SE 3.8L same VIN: 2FMZA55451 It was a crap shoot but we got this one...it was the canister vent valve.Replies were inconclusive but I can understand why.It wasnt like the contours head ache...it would fill but not Quite wide open .Thanks to those who replied,I appreciate your time. swinny	4
	2001 Ford Focus LX 2.0L MIL Lamp on VIN: 1FAFP33P31 Well I may have got lucky on this one. While I had the cam sensor sign wave on the scope the voltage line went flat. I checked all my conections and everything was good still a flat line. I walked to the desk to get the work order and as I was walking back to ... Trouble codes: P0340.	8
	2003 Ford F-150 XL 4.2L oilpan VIN: 2FTRX07273 Thanks for all the help I removed the cab to r and r the pan it made it very easy. It took 7 hors total but the job paid 10.2 thanks again	16
	2001 Honda Civic LX 1.7L battery light VIN: 2HGES16591 Thanks for the great help everyone, after trying another rebuilt alternator per customer request same problem still existed replaced with rebuilt Honda problem solved..three alternators later and to much lost labor would of been more lose with out you guys tha...	10
	2003 Hummer H2 6.0L compressor ? VIN: 5GRGN23U23 Friends of the automobile repair industry- Good day, thank you for the seventeen replies which ranged from checking fan clutch, evacuation time, electric fan installation, ect. After replacing the condenser, accumulator and orfice tube, system cooling ability ...	17
	2000 Jaguar XKR 4.0L inop cooling fans VIN: SAJJA42B8Y Hello group, First, thanks and appreciation to those who replied. The cooling fans were one of the problems for this cooling system issue. Once finding the cooling fan module (thanks Jeffrey) which is located under the front bumper, behind the drivers side f...	3
	1998 Jeep Grand Cherokee 5.9 Limited 5.9L Electronic VIN: IJ4GZ88Z7W Thanks for the replies I really appreciate it. Turns out that several replies indicated that there was a relearn procedure and several replies said there was no relearn procedure. Here is the deal. This vehicle is a 1998 and it is not a fully electronic. The f...	10
	2002 Jeep Liberty Limited 3.7L abs VIN: 1J4GL58K62 come to find out after spending hours looking at the wireing harness that the vehicle was at monroe muffler before it came to this shop and they tried to fix it.but they caused the problem.the plug that goes into the rear sensor has a 12v line and a sensing li...	3
	2003 Jeep Grand Cherokee Laredo 4.0L regulator VIN: 1J8GX48S73 Well it turns out that there probably isnt any assistance from Jeep for this problem. My customer is frustrated and will just shim the window up untill the lease runs out. Thanks Paul.	6
	2003 Lincoln Town Car 4.6L park assist VIN: 1LMNHM82W3 As it turns out after the radar sensor is replaced it has to be calibraded. However when the radar sensor was removed the wires to the distance sensors were put on the wrong sensors(the right wires on the left sonsor, & the left wires on the right sensor).So w...	2
	1984 Mazda RX-7 GSL-SE 1.3L Poor Idle Quality VIN: JM1FB8825E Grover hit the nail on the head of the 4 replies I received. We never performed a compression test as stated by the other 3 replies due to the fact we thought our normal compression tester would not work. Pat explained a way to check rough compression with a n...	4
	1999 Mazda Protege DX 1.6L MIL Lamp on VIN: JM1BJ2226X Thanks to all who responded. Ted and Terry mentioned a plugged intake manifold. One mentioned replacing and the other said cleaning. We pulled intake manifold and found the vacuum side of the floor jet plugged. We cleaned the passage and have sent the car down... Trouble codes: P0402 (Excessive EGR).	6
	1995 Mercedes-Benz E420 4.2L Windows, sunroof VIN: WDBEA34E2S I'm really sorry for wasting everyone's time who replied to the original post. Fuse #2 was not the short in question, but it was in fact (after a good night's sleep) Fuse #1. My confusion came from the fact that fuse #1 is actually the second fuse across in th...	4
	2002 Mini COOPER 1.6L cooling fan VIN: WMWRC33482 Thank's to all who offered help with this problem. We raised the vehicle immediatly after getting your suggestions, and the problem was the seized p/s cooling fan. We installed another fan from BMW, and this corrected the problem. We had a diognostic problem w...	14
	1994 Nissan Maxima GXE 3.0L 2-3 shift VIN: JN1HJ01FXR After taking transmission out again and air checking everything again and checking every seal and made sure there were no scratches or blemishes on the sealing surfaces, we put another unit in and it works perfect. I hate to give up but due to tying up a tech ...	6
	1992 Oldsmobile 88 Royale LS 3.8L MIL Lamp on VIN: 1G3HY53L8N Hi guys, I received twenty immediate replies all stating the same thing. The magnet must be replaced from the back side of the cam gear, so teardown is the only way. Everyone suggested replacing the chain and gears, one also mentioned a chain tensioner. No o... Trouble codes: 41 (Camshaft Position Sensor).	22
	1999 Oldsmobile Silhouette Premiere 3.4L Running lights and dash lights VIN: 1GHDX03E8X Turns out a blown fuse led to all of these problems. Got to remember to keep it simple. Thanks for the suggestions!	5
	1995 Pontiac Sunfire SE 2.2L belt tensioner VIN: 3G2JB1244S I put a new tensioner and belt still the same ending up going 1 belt size down dont know why but it corected the problem	4
	1997 Pontiac Sunfire GT 2.4L No Start, Cuts out VIN: 1G2JD12T5V thanks for all the help. i had checked every thing from fuel reg to spark and fuel pump to cap and coils turned out to be a camshaft senor. thanks for all of the replys.	12

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