Automotive Technicians Technical Discussion and Fixes for Sep 10, 2007

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	Help Request	Answers
	1998 Acura TL 2.5L communication VIN: JH4UA2652W hello every one this car came in the shop for fail state inspection for not communicating their computer. I check the data link connector and it has power and ground are ok. I tried 4 different scaners and all of them communicated well with no problems. I sent...	View
	1991 Alfa Romeo 164 Sport 3.0L heater core VIN: ZAREA33E6M Hey alpha techs, I have a 91 164s that looks like the heater core is leaking and since I cant find any info on r&r I was hoping I could get some help on procedure to replace heater core so I do not waste a bunch of time...I really do appreciate any help...than...	View
	1995 BMW M3 3.0L no comm.with any mod VIN: WBSBF9325S no comm. with dme,abs,radio, climate	View
	2000 BMW 528i 2.8L Poor Idle Quality, Misfire, MIL Lamp on vehicle came in running extremely rough. only code was intermittently present for the exhaust cam sensor. after scoping the sensor, determined that the sensor was reading normal. Condition: when starting vehile, and intermittant/random missfire occurs. when mi...	View
	2001 BMW 530i 3.0L oil reminder light VIN: WBADT63401 When changing the oil need to re-set the "green bar" light indicators. I don't have an OTC re-set tool. I have re-set before by turning ignition key & following re-set procedure. Previous technician had made a copy of sequences but took with them when left job...	View
	2002 BMW 745i 4.4L Mechanical VIN: WBAGL63462 Hello Guys Today we have a Used Car Lot Beemer here with what sounds like a tappet noise in right head, I have not found any info on these cars. Before I go digging into this thing... Has anyone seen this? Is there a common problem with these cars with this lo...	View
	1993 Cadillac DeVille 4.9L Stall VIN: 1G6CD53B4P This vehicle has an intermittent stalling problem which occurs mostly when the A/C or the heater are on. The vehicle will stall on decel, while turning, and while applying the brakes. Since this problem occurs 10-15 times a day the vehicle has become unsafe to...	View
	1994 Cadillac DeVille 4.9L compressor VIN: 1G6KD52B3R Hello, I have this caddy here and the A/C compressor will turn on when at first start up for about 1 min. It will shut off and then every few mins it starts for about 5 secs and shuts off for a while and repeats. At first when you start the car everything is n...	View
	1996 Chevrolet K2500 Suburban 5.7L lean VIN: 3GNGK26R6T GLOWING HEADERS---I married this truck, so I purchased it from customer, I resealed the intake manifold and plenum, replaced exhaust manifolds with shorty headers, replaced fuel pressure regulator and full tune up. Now I have a good running engine exept the he...	View
	1998 Chevrolet S10 LS 2.2L Starting VIN: 1GCCS1947W Hey there guys, I have this S-10 that came in for a grinding noise. The customer had replaced the starter himself and used a "Auto chain" not reputable for dealing with shops- if you know what I mean... Anyway, this is a intermittent problem. What seems to hap...	View
	1998 Chevrolet Venture 3.4L Misfire, MIL Lamp on VIN: 1GNDX03E2W car started out running fine. after about 2.5 miles car started skipping, check engine lamp came on and also stared flashing at times. scanned and found above codes. pid on scan tool inj 2 circut stuck low did flash to yes while skipping. i've come down to inj... Trouble codes: P0202 (injector 2 ckt fault), P0302 (misfire cyl2), P0300 (multiple misfire)	View
	2001 Chevrolet Malibu 3.1L alternator VIN: 1G1ND52J21 This car has a reman alternator and new battery. The alt. will be charging and then cut out. I have tested the alternator and it tests out fine. I have put a 10 minute load to the system and it will give me peak amps and satisfactory voltage without cutting ou...	View
	2001 Chevrolet Silverado 1500 4.8L Misfire, MIL Lamp on VIN: 2GCEC19V41 Hello techs, the customer says the CEL light started flashing a couple of days ago. I found code Po300 random misfire. Just a little more quick history before I go on. The engine became an oil burner @ 90,000kms(not sure why) and the customer was complaining o... Trouble codes: P0300	View
	2002 Chevrolet Cavalier 2.2L Surge VIN: 1G1JC52482 This vehical keeps setting a p0122b DTC. I thought I had captured a glitch when hot so I replaced the TPS but the code keeps returning. Always a "B" DTC. I have now experienced this on one and only one ocasion. At approx 20 mph the car surges as though it is t... Trouble codes: P0122	View
	2003 Chevrolet Suburban 1500 LT 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GNEC16Z33 Thanks in advance to everyone willing to give a helping hand. I have this Suburban that all of a sudden started running rough. Scannned for codes only p0300. Misfire counter shows #8 constant misfire and #7 misfire at idle. Checked plugs and wires looked OK bu... Trouble codes: P0300	View
	2004 Chevrolet Trailblazer LS 4.2L Poor Idle Quality, Hesitation, Poor Fuel Economy, NO POWER,BOGS VIN: 1GNDS13524 vehicle has no engine light on. starts and idle good wont hardly go over 45-50 mph. as soon as you throttle up you hear the engine bog down and hesitates take an extended period of time ti get up to speed. converter is good , transmission checks out . ran fuel...	View
	2001 Chrysler Town & Country EX 3.8L Starting VIN: 2C4GT54L21 This is my boss's minivan. He said that the minivan died on the road and would not start. He replaced the fuel pump (with dealer product). The minivan started and ran for about 2 minutes and died. He had the pump replaced under warranty and the same results. T...	View
	2001 Chrysler PT Cruiser 2.4L Theft system VIN: 3C4FY4BB61 cruiser towed in battery dead put charger on battery.Daytime running lights are on with no key in ingtion also oil light on ,airbag light on odometer lit up with door closed.Start for a few seconds and stall would not crank after that. dtc 1685 invalid cde to ...	View
	2004 Chrysler Pacifica 3.5L Stall VIN: 2C8GM68414 Vehicle only after rainfall ocasionaly when sets awhile will start and dies once. Repeate start up and vehicle runs fine.	View
	2005 Chrysler PT Cruiser Touring 2.4L Left Visor Vanity Light and Homelink Buttons VIN: 3C8FY68BX5 Vehicle came in with a complaint of left visor vanity light inop. I found that the Homelink switches also did not work. Tested for power to the visor, all good there. Test for ground, nothing. Studied a wire diagram of the circuit. Found that the ground for th...	View
	1999 Dodge Durango SLT 5.2L ABS light on VIN: 1B4HS28Y8X Hello all to the start of another week. I've only had limited experiance with ABS systems so I need your help. This Durango belongs to a friend of mine and the warning light has been coming on and going off intermittantly for a few weeks now. It was on this p...	View
	2002 Dodge Dakota 3.9L shifting Hi techs This is my own vehicle and before i tear into it i am looking for a silver bullet. Yesterday trans went into default locked in second .pulled code po753 out of ecm .Any common problems i should look at.The truck has been hesitating on its 1-2 shift a ...	View
	2005 Dodge Grand Caravan SXT 3.8L MIL Lamp on VIN: 2D4GP44L35 Hello, I'm looking for help on this car because of lack of information.I tried alldata and checked wires as they suggested,but genysis scan tool won't access egr.The car has code P0404 no flow egr.I tested voltage,batt.voltage at sol. control,5 volts at signal... Trouble codes: P0404 (No flow detected from egr)	View
	1999 Ford Mustang 3.8L clutch VIN: 1FAFP4445W car came in shop with no a/c. when testing found a/c compressor clutch not engaging at all. checked system. recovered freon and recharged to a full charge. compressor still would not engage. had voltage present at both high and low pressure switches when a/c s...	View
	2000 Ford F-450 Super Duty Lariat 7.3L High pressure oil resivior VIN: 1FDXF46F7Y I have this f450 flatbed that has a strange cold start problem,it will start great at times and barely at all at other times.I checked the glow plugs and first thing in the am they pull 195 amps consistantly(either when starting great or not).So I am reasonabl...	View
	2005 Ford Crown Victoria 4.6L Misfire, MIL Lamp on VIN: 2FAFP71W25 Need assistance. 2005 Crown Victoria police pursuit. It continues to reset P0305 #5 cylinder misfire. Engine compression is 135 psi on #5. Replaced spark plug. Switched coil. Switched injector. Still resets code P0305. Scan tool data shows no misfire while dri... Trouble codes: P0305 (5 cylinder misire)	View
	2005 Ford F-250 Super Duty FX4 5.4L gas tank fills slowl VIN: 1FTNF21555 customer states that he can only get about .5 gallon then pump shuts off and takes about 30 seconds to be able to get anymore gas in. ive checked all the vacuum lines and fill hose, no restrictions found. new evap canister about 15,000 miles ago. any suggestio...	View
	1992 Geo Tracker 1.6L No Start VIN: 2CNBJ18U5N Hi, again. This 92 tracker has spark but no injector pulse. No codes. If I put an oscilloscope on the white wire (crank angle sensor wire) I get a nice square wave signal (about 5 volts) while cranking. Again, with good spark but no injector pulse. If I use a ...	View
	1999 GMC Yukon Denali 5.7L Stall, Misfire, MIL Lamp on, Stall at stops VIN: 1GKEK13R8X Vehicle came from another shop that replaced engine. After that codes P1345 and P0300 appeared . They worked on it for more thant a month trying to get rid of these codes, stalling at stops, kickback on hot restart. Cam and crank sensors have been replaced by ... Trouble codes: P1345 (ckp/cmp position correlation), P0300 (Random Misfire)	View
	1992 Honda Civic LX 1.5L Excessive Emissions, Poor Idle Quality VIN: JHMEG8554N this honda came in from a used car dealer, and has no history, it has low idle and blows smoke under heavy acceleration./snap throttle. fuel pressure ok/ compression good. vehicle likes more air, timing ok.customer changed plugs so there no signs on plugs othe...	View
	2001 Honda Accord EX 2.3L No Start VIN: 1HGCG668X1 Customer stated car started to lose power and occasionally stall. Finally would not start at all. Car will start with starting fluid but cuts back off when ether is stopped. Fuel pump has 50 pounds of pressure at the tank. Unable to check pressure at the rails...	View
	2003 Infiniti G35 3.5L P/Window VIN: JNKCV54E03 Driver side window, if using Auto up mode when it reaches the top edge, it goes back down haft way. I check limited switch & control module, seems to be OK, may be Anti-Pinch system problem ?? Any body has experience on this problem, please advise.. Thanks.	View
	1996 Jeep Grand Cherokee Laredo 4.0L v i c VIN: IJ4GZS8S2T this one is for all the jeep tech's out there.i have this 1996 jeep grand cherokee laredo. that in the vehicle iformation center intermittantly flashes that it has a bad coolant sensor. i had ohm tested the oe sensor and it tested okay.however i went a head re...	View
	2000 Kia Sportage 2.0L Poor Idle Quality, Stall, overheat VIN: KNDJA723XY Need help KIA Techs,,,Thanks for taking the time... Trucks idles rough at all temperatures to the point that it stalls at times... Truck will also overheat when it idles for over an hour...no signs of head gasket problem...No MIL and No history codes... no va...	View
	1993 Lexus LS400 4.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire, MIL Lamp on VIN: JT8UF11EXP Hello all, need your help on this one. After finishing the tune-up and VC gasket replacement got a nasty misfire on this car. It feels as if the car is only running on 4 cylinders. We reinspected the tune-up parts that were replaced and even swapped back the n... Trouble codes: 24 (Intake air temp sensor), 31 (Air mass meter signal)	View
	2004 Lincoln Navigator 5.4L Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on VIN: 5LMFU28R04 customer was refferal to my shop. when i scan w/ modis code p0320, p0351 to p0360.vehicle idles fine. test drive the vehicle for the duplicate the problem. did not find anything.customer states that some timmes w/check engine light on car shut off while drivin... Trouble codes: 0351 (ignition coil a primary/secondary circuit malfuction), 0352 (coil b), 0353 (coil c), 0354 (coil d), 0320 (ignition circuit problem)	View
	1998 Mazda MPV ES 3.0L Hesitation, Surge VIN: JM3LV522XW when you put car in gear and start down road it starts jerking & bucking but it will not cut off.we have ck. for vac . leaks but could not find one.	View
	1995 Mercedes-Benz S320 SWB 3.2L Starting VIN: WDBGA33E1S Hi all, This 95 S320,was towed in from another shop with intermittent no start.Starter was replaced by them. Customer states that about once every fifty try it will act up. He plays with the locks, after plying with things it will start. This last time he was ...	View
	2001 Mercedes-Benz E320 3.2L door ajar light? VIN: WDB7GH567D customer is bringing his E320 wagon in tomorrow to fix the door ajar light not coming on as I could not find such a light in all data I am guessing that it is on the driver instrument information display??? or is it a bulb red light??? . the interior lights wo...	View
	2001 Mercedes-Benz CLK320 3.2L 2-3 shift VIN: WDBLK65G91 Hi. I posted this one on the transmission forum, had some replies but the way the unit is working I am not convinced. The vehicle has very low mileage and is well cared for. The problem that is intermittantly occuring is that on very light throttle the first s...	View
	2002 Mercedes-Benz S600 5.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WDBNG78J24 S600, V12 137 engine…I need someone to help me with the pinout for the “ignition transformer" (“N91" on MB wiring diagram) that sits on top of the intake manifold and interconnects to the two ignition coils. I believe this one is shot but want to be sure befor...	View
	2003 Mercedes-Benz SLK320 3.2L No Start, Stall, Fuse # 37 Blows VIN: WDBKK65F13 Hello, Thank you for your help. Vehicle was towed to us ... After it was towed off the highway - where it simply died. Starter would not operate - circuit interrupted. ***. A simple test of the fuses proved that fuse # 37 was blown. New fuse, Start the eng...	View
	2006 Mercedes-Benz B200 2.0L service light VIN: WDD2452332 Sorry MB tech's, I have been trying to reset the service indicator on this new B200. I have used the alldata guide but it will not reset. My scanner will not communicate with this vehicle. Please Help Regards Andrew	View
	1997 Nissan Pickup 2.4L engine idle VIN: 1N6SD11S7V vehicle idles poorly sometimes when driving. checked plugs, wires, cleaned carburetor plate and changed fuel filter. no codes have been found, scanner data seems to be good. checked 3 or 4 times in shop, cant duplicate idle problem, customer states only occurs...	View
	2005 Nissan Murano S 3.5L Intermittant function VIN: JN8AZ08W45 I normally do not work on these cars, so I have no past experience to guide me. The car will start but not move forward or backward 4 out of 5 times (appr.), and the one time it works, it drives normally. The pedal can be pressed to the floor when the car won'...	View
	1991 Oldsmobile Delta 88 Royale Brougham 3.8L all Shifts VIN: 1G3HY54C7M Dear GM Techs, Hopefully you can help me here on my own car. This oldsmobile with a 3800 and auto transmission. Recently i have had a little torque converter chatter at 30-35 miles per hour, felt like a miss so i tuned up(did have a bad plug wire), still did l...	View
	2001 Oldsmobile Alero GL 3.4L security VIN: 1G3NL12E41 Hi, folks. This alero very intermittantly will not start and the security indicator flashes indicating the BCM did not receive a valid passlock signal. Codes this last incident were B2960 (incorrect or invalid passlock signal) and U1000 (serial data communicat...	View
	2001 Oldsmobile Alero GL 2.4L No Start VIN: 1G3NL12T11 Thank you in advance or your time. This vehicle had an intermittent hard start. When it sat for a while, it would turn over a few times before it would start. Tested and found that I was losing fuel pressure while sitting. The fuel pressure regulator was leaki... Trouble codes: U1000 (No State of Health from Module)	View
	1996 Pontiac Bonneville SE 3.8L No Start VIN: 1G2HX52K6T About 2 months and half ago I replaced the fuel pump with a carter pump,and 3weeks later it wouldn't start again so the cust banged the fuel tank and it started,so I warranted the fuel pump this time I installed a A/C delco pump,then alls good for about 3 week...	View
	1988 Porsche 928 S4 5.0L Engine VIN: WP0JB0925J I tested the engine gauges for proper operation and the temperature gauge seems to be accurate. The thermostat opens at 75 degrees C.. The cooling fans go on low speed at 75 degrees C. At idle the temperature starts to climb slowly until the gauge goes into th...	View
	2001 Subaru Forester L 2.5L down shifts hard VIN: JF1SF63511 we got a subaru with a harsh down shift . the customer has been to a national chain trans shop and they thought it was engine related. the trans fluid is full and has been flushed recently to try and repair shifting issue. no codes with snap on scanner. scoped...	View
	2001 Toyota Echo 1.5L Hesitation, NO POWER WHEN COLD VIN: JTDBT12301 i have a 2001 toyata echo that when first started cold there is a light that looks like a thermometer. it is blue in color, while this light is on the car will not accelerate. as soon as the light goes off the car runs fine. i replaced the mass air flow sensor...	View
	2002 Toyota Sequoia Limited 4.7L ABS, VSS Brake light VIN: 308FG08DJF The brake, abs & tracs warning lights all come on together. This usually happens shortly after starting the car, backing up & when starting to drive forward. Fault codes: C1223, C1203, C1241 all are found in the after this happens. In the other help request so...	View
	2004 Toyota 4Runner Sport 4.0L speedometer VIN: JTEZU14R14 hi every one, we have this 4runner with speedo in/op [odo works ok]I connected scan tool and checked for any dtc,none found, test drove it and monitor vehicle speed, scan tool showing correct speed. But speedometer [needle] not working.thanks in advance for al...	View
	2005 Toyota Camry 2.4L MIL Lamp on VIN: 4T1BE32K45 hello toyota techs we have this camry that came to use from another shop.the car is drive by wire. the other shop replaced new throttle body assemby and used accel pedal assembly with the same problem. the car does not respond to pushing the accel. on the scan... Trouble codes: P0121	View
	2005 Toyota Hilux Vigo 3.0L Surge, Cuts out, MIL Lamp on This is a 2005 Toyota Hilux 4x4 deisel pick up truck thats made in i think Malasia. It uses the common rail 3.0 litre turbo deisel engine. The owner complained that it suddenly developed a problem of loosing power and the check light coming on,we went for the ... Trouble codes: P0093 (Fuel System leak detected large)	View
	1997 Volkswagen Golf CL 1.8L throttle body VIN: 3VWAK01H8V vehicle towed in and initial issues were repaired and verified to spec. after starting vehicle very iratic running and over fueling and at idle scanner data stream showed engine load varying between 37 and 64 percent.while running at 25% throttle ecm showed co...	View
	1998 Volvo V70 GLT 2.4L Viscous coupler VIN: YV1LW5647W I have a loud snap, like a bad rear diff. on turns and going straight slowly.Sometimes just once other times more than 6 repeatedly. The noise is not always there. A driveline vibration is also present at just about any speed. I bought this 98 Volvo V70 AWD Tu...	View

Fixes & Summaries for All Makes and Models

	Fix/Summary	Answers
	2005 Audi A4 3.0L Electronic VIN: WAUJT68E95 Thanks for the replies, seems to be common problem in control module in trans, We have ordered a new one and are waiting for it. Vag-Com will code it without problems. Thanks, Dave	3
	1995 Buick Regal Custom 3.1L interior lights VIN: 2G4WB52M4S first off i want to thank all of you for the advice. this one ended up being a real challenge.i was able to locate the remote door unlock module it was mounted uner the dash on the passenger side of the vehcile.afterunplugging it and retesting i again got the ...	6
	1994 Chevrolet C3500 6.5L MIL Lamp on VIN: 1GBJC34F8R THANKS FOR THE REPLIES,BEFORE RECIEVING REPLIES HAD TECH. CLEAN AND LUBE LINKAGE, CHECK ALL CONN.& TEST. CUSTOMER P/U TRUCK.WEDS.9/5/07 CALLED BACK THURS.& FRI. FIXXED!!! LINAGE? BAD CONNECTION? OH WELL CUSTOMER IS HAPPY. AGAIN THANKS TO ALL Trouble codes: 78 (wastegate solenoid).	6
	1995 Chevrolet K2500 Cheyenne 7.4L Evapotator VIN: 1GCGK29N4S The customer has had the vehicle for 4 weeks and has not complained of any problems. true fix can't be verified due to the fact of replacing the orifice tube, receiver/dryer, compressor and three different pow pressure switches. thanks for all the help and s...	27
	1996 Chevrolet Lumina 3.1L brake/directional lights VIN: 2G1WL52M4T Thanks for all the help. Since things didn`t make sense I put a 2nd New directional switch in this morning and all is well. I wasted much more time checking things than repair took, but these things happen and goes quicker 2nd time. Thanks agaian	12
	1997 Chevrolet P30 7.4L Mechanical VIN: 1GBLP37J33 We found the left front wheel sensor signal dropped out below 5 MPH. This was caused by a piece of melted plastic in one of the reluctor ring grooves. We cleaned this out and tightened up the air gap. The brakes are working properly now. No code was set becaus...	11
	1993 Dodge Grand Caravan 3.0L Hydraulic Ass. VIN: 2B4EH3531P Thank you all for taking time to help. Turns out the Recall had been done before the van was purchased. The lifetime warranty only applies to the originally installed unit so no warranty. Due to Kilometers on vehicle it was decided that a recycled unit made ec...	9
	1998 Dodge Ram 2500 5.9L low power VIN: 1B7KF23ZXW First thanks to all that took time to respond. We ordered another converter from a different rebuilder. The next converter gave it 300 rpm increased stall speed and would spin the rear tires when power braking. The last converter would no slip the tires even o...	10
	1998 Dodge Ram 1500 Laramie 5.2L tightning steering colum VIN: 1G65O85GEF hey thanks to everyone who replyed,ram is done steering colum all tight now agian thanks.	5
	1998 Dodge Caravan 3.3L No Start VIN: 2B4GP44R6W customer decided to give up on repairing this vehical and just use it for parts.	15
	2001 Dodge Ram 2500 5.9L Cuts out VIN: 3B7KF23671 I was not confident enough to sell the injection pump so the customer took the truck to Cummins. They said there is nothing wrong with the engine and said it was a transmission problem which they don't work on. So now it went to Dodge where they said they can'...	12
	1995 Ford Probe 2.5L No Start VIN: 1ZVLT22B75 Hello everyone I would like to thank everybody that responded.Im giving up on this car,Ive replaced the distributor twice,and the crank sensor,Ive checked the wiring to the crank sensor,ok,Ive checked for a pulse from the crank sensor,ok.At the six wire connec...	36
	1999 Ford F-250 Super Duty Lariat 7.3L MIL Lamp on VIN: 1FTNW21F4X Well the owner of this truck says the truck is fixed, while I was on vacation, the owner took the truck to the dealer, which diagnosed the problem and said the autolite glow plugs were defective, the dealer replaced with motorcraft and the problem was solved a... Trouble codes: P1395 (Glow plug monitor fault Bank 1), P1396 (Glow plug monitor fault Bank 2).	6
	1999 Ford Expedition XLT 4.6L cylinder head VIN: 1FMRU1861X No one adressed the code problem which was my main concern, we are still waiting for a motor, seems to be hard to come up with a suitable core, customer has insisted on a reman with a warranty. When the motor is installed I will post a fix on the code, I still...	8
	2000 Ford F-250 Super Duty Lariat 7.3L Hesitation, Surge, Cuts out, Stall VIN: 1FTNW21F5Y Well thanks for all the replies on this one. After checking and re-checking all the wireing and inputs along with outputs, I ended up replacing the new cam sensor. As it turns out the "updated" $30 cam sensor, doesn't seem to be any better then the old $160 ca...	12
	2000 Ford E-250 Econoline 5.4L ssb VIN: 1FTNE24L7Y First of all thanks for any and all help received. This thing turned out to be a night mare and a 1/2. Walter from cal said to check source voltage and grounds. I went through every pin on the ECM and all checked good to me. Dan said try capturing a data movie...	3
	2000 Ford F-350 Super Duty Lariat 7.3L Misfire VIN: 1FTWW32F5Y since this vehicle came from aamco, we put the injector & valve cover gasket on & shipped it. we told them to drive the crap out of it & the misfire should clear itself. it did run better, but there was still a slight miss. i already lost my butt on the job, ... Trouble codes: P0284.	11
	1997 Honda Civic EX 1.6L transmission VIN: 1HGEJ8248V Thanks for all the help guys. I appreciate the great response. Unfortunately, it turned out to be a faulty transmission. I had to replace it once again and that did the trick. I replaced the main shaft sensor first, but to no avail. You win some and you lose s...	9
	2000 Honda Passport EX 3.2L MIL Lamp on VIN: 4S6DM58W5Y This was a fuel related issue and not a spark issue. Although the ion sensing system uses the spark plugs as part of a detection system it measures the combustion, not just the spark. So after replacing the spark plugs without any change we cleaned the fuel i...	4
	2000 Honda Civic EX 1.6L No Start VIN: 1HGEJ8145Y After many attempts to verify customer concern, was able to test the ignition system in the no start mode. There was spark but it was a weak spark, fuel pressure was 32-36 psi. After fuel line was pinched, engine started. It was secondary ignition that was fai...	18
	2000 Infiniti QX4 3.3L wheel bearing VIN: JNRAR07Y3Y Posts went both ways, replace and repack. We opted to order and install a new bearing as recommended by Infinity. When we took it apart we found it would be very tricky to save it anyway, with possible damage to bearing. The new bearing came packed with grease...	3
	1995 Jeep Cherokee Sport 4.0L Pushrod VIN: 1J4FT68SL5 Seems that after talking to the customer, found out that the engine "may have been overreved." I replaced the rockers and the pushrods. All seems ok now.	11
	2000 Jeep Wrangler SE 2.5L Readiness not set VIN: 1J4FA29P2Y After discussions with dealer (no real help offered), I replaced the ECM with a rebuilt unit and everything is now working as designed. I di need to disconnect the ground that another shop had added to solve an ASD relay problem. Ground through ECM for ASD r...	3
	1995 Lexus LS400 4.0L CD player VIN: JTUF22E5S0 Thanks to all of the members who offered help. The customer is considering whether to fix the changer or not. I guess I was just curious as to the code. He had been told by the dealer that he needed a new changer. Again, thank you for the info and the time.Bri...	4
	1990 Mazda Miata 1.6L Hesitation, Surge, Stall, ON ACCELERATION TESTED THE 02 SENS WITH MY LAB SCOPE.02 SEEMS TO BE SHORTED,REPLACED 02 SENS EVERYTHING SEEMS TO BE FINE.CAR TOOK SOMETIME TO FIX.BECAUSE CODE ONLY AND NO DATA STREAM THANKS FOR ALL THE INFO	4
	2002 Mazda MPV LS 3.0L Slipping then engauging to 3rd or 4th VIN: JM3LW28A92 Replys were: Run line pressure test, drive long enough to get problem to occure and read pressures. Bill [...] Master Mazda Tech said there are many Transmission control module(TCM) updates for mazda shifting problems. Be sure to only use Mercon 5 type transmiss...	4
	1996 Nissan Sentra 1.6L Excessive Emissions VIN: 1N4AB1D1TC Thank you all that replied, Turns out to be a bad transducer. New transducer would hold the valve open now. Got nox from 500 ppm to just over 300 ppm, but still not enough. Looks like its gonna need a catalyst too. HC at idle is almost 200 ppm. Turns out...	9
	1997 Nissan Altima GLE 2.4L Charging VIN: 1N4BU31DSV TOOK THE EASY WAY OUT ON THIS ONE AND JUMPED A WIRE TO THE DIODE TRIO IN THE ALTERNATOR TO GET THE CHARGING SYSTEM TO KICK IN. THE CUSTOMER DIDN'T WANT TO PAY FOR THE INSTRUMENT CLUSTER TO GO IN THE DASH BECAUSE OF THE COST TO CALIBRATE THE ODOMETER AND THE G...	10
	1999 Oldsmobile Intrigue GL 3.5L No Start, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, mil not always illum VIN: 1G3WS52H4X I figured that with the anti theft, inproper key in ign. codes, communication problems and data link loss, that I had a ign. switch , and possible BCM problems. After a few hours, I was to scaried to call expensive non returnable items. Sent it the dearship. C... Trouble codes: 1602 (loss of ABS Serial data EBTCM to PCM set with no light sometimes).	3
	1999 Pontiac Grand Prix SE 3.8L Electronic VIN: 1G2WP5K1XF I checked the wiring harness next to the accumulator and the wiring looked OK. Returned the car to the customer and hasnt been back.	3
	2004 Pontiac Aztek 3.4L High Presure Line VIN: 3G7DA03E24 The problem is not completely gone but much less frequent. Thanks to Erick, Mark, and Allan for their suggestions. I found out that the system has and “H” type expansion valve and a drier hiding way under the front grill cowl. The TXV is inside the dash an...	3
	1997 Saab 900 S 2.3L Check Gearbox light VIN: YS3DD78B2V Hi everyone, and thanks to all who responded. Bruce from New Zealand was on the right track. When the customer brought the car back, I checked the resistance for the solenoids at the plug that goes into the transmission. The solenoid for the torque converte...	4
	1992 Toyota Previa DX 2.4L steering rack VIN: JT3AC21S7N The client chose to not have anything else done to the vehicle. Said he was tired of putting money into it. I do appreciate all the replies. The only thing i found that could make a difference is some light scoring on the pressure valve in the pump. I cleaned ...	6
	1992 Toyota Pickup DLX 2.4L Surge, Stall VIN: JT4RN93P4N Hi, This one is FIXED I would like to thank Mark,Robert,Shawn [...], and Duane. What I found was the customer installed his own fuel pump and bent the fuel pump mount into a C shape .( pump now loose and floating)It wound move around and uncover under accelerati...	4
	1992 Toyota Previa LE 2.4L front 4x4 VIN: JT3AC13R0S thanx to all most where right on it the viscouse type coupling in transfer case so we got a used one from wreacker thanx to all	12
	2003 Volvo XC90 T6 2.9L Cycling VIN: YV1CZ91H73 We replaced the vacuum pump control switch assy. Volvo calls it a module. P/N [...]. It is an inline switch that has three hoses connected to it. We felt it was leaking down and cuasing the vacuum pump to run. Thanks to all that responded. I would have not...	4

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