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Prev Professional Automotive Repair Technical Discussions for January 24, 2008
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Open Help Requests for All Makes and Models
Help Request Answers
1988 Audi 90 2.0L Excessive Emissions, Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy VIN: WAUGB089XJ
this is my first request for help on this site so bare with me. this car is a mechanic`s nightmare before anything this car went through a 1000 hands before finally finding itself to me. it`s an electrical disaster. problem is car came in running fine after do...
2001 Audi A6 2.8L MIL Lamp on VIN: WAUBH64B21
car came in with #3 cylinder miss firing and #3 injector circuit malfunction.we did valvejob and replaced timing belt.all problems on right side are taken car but in the process we created code p0346.we have checked every thing we can to make sure belt is on r... Trouble codes: P0346
2007 Audi Q7 3.6L Service Reminder VIN: WE2E233211
i be waiting for suggestions. best regards.
1996 BMW 840Ci 4.4L Vent VIN: WBAEF8327T
Hello BMW Techs:We have a vent on the passengers side (Door Vent) that is cooler than the rest of the vents by 30 degrees including the center vent on the passengers side and the passenger side door window vent. We have had this vehicle on the BMW GT-1 and we ...
1997 BMW 318ti 1.9L steering, wheel bearing VIN: WBACG8320V
Test drove and heard wheel bearing type humming noise when driving straight and turning left, if turn wheel slighty off center to right noise will go away. Replaced right front wheel bearing, test drove and noise was gone briefly then came back, Found that whe...
1998 BMW 328i 2.8L MIL Lamp on VIN: WBACD4324W
I have a 1998 BMW 328i with 2.8L. It came to us for not passing emissions. It has been to other shops before us and they could not get it fixed. We come up with FC 253 “Shutoff valve vent system jammed closed." It also had code FC 222 “Insufficient Coolant Tem... Trouble codes: 253 (Shutoff valve vent system jammed closed), 222 (Insufficient Coolant Temp for closed loop fuel control)
2004 BMW 325xi 2.5L EWS locked out VIN: WBAEU33414
this car was a swimmer, came from another shop will not crank EWS diagnosics revealed starter motor locked out due to improper gear selection. Testing revealed no output signal from terminal #3 on 52 pin connector @ EGS control unit to pin # 6 @ EWS module ...
1988 Buick Century Custom 3.8L Cuts out, Stall VIN: 1G4AH8131J
this came in from another shop. sometimes when comeing to a light it stalls. it will fire right back up. it never runs bad just stalls. it has no codes. the coils ohm at 6200-6800. the things i noticed are on the scanner the batt volts drop to 0 when it stalls...
1988 Buick Reatta 3.8L No Start VIN: 1G4EC11C0J
We have a strange one here, this car will act like its out of time, when trying to start, it will backfire through the intake. it has blown the air filter box apart. if he keeps tring it will start, although we cannot get it to start at this time. we thought m...
2001 Buick Century Custom 3.1L Sets code VIN: 2G4WS52J21
This has no symptoms other than a CES light that comes on intermittently and only for the customer. It was my recommendation to replace the sensors, which the customer was fine with, however, problem not solved. The P1189 I'm not sure If I'm to worry about thi... Trouble codes: P0336 (Ckp pos sensor fault), P1189 (O/P sensor circuit)
1996 Cadillac Seville SLS 4.6L every thing electrical VIN: 1G6KS52Y4T
vehicle came in with intermitent no start no crank, only thing that seems to be working is the p on the prndl lights up,nothing else electrical seems to work.do not want to spend half aday searching for this issue,hoping somebody else has run into this problem
2003 Cadillac CTS 3.2L MIL Lamp on VIN: 1G6DM57N53
I just finished doing some work on this Caddy, I am unable to find the correct procedure to re-learn the throttle actuator. I tried Mitchell and Alldata but could not find the correct procerdure. Thanks for you help. Trouble codes: P2101, P2119
1989 Chevrolet C1500 Cheyenne 5.7L No Closed Loop VIN: 2GCEC14K0K
Well..., ECM never enters Closed Loop. Data stream showed coolant temperature at 145Deg and steady, so we changed thermostat. Now it shows coolant temperature above 195Deg; MAP voltage about 0.9vdc; O2 voltage normal at idle. At cruise, O2 voltage drops off to...
1989 Chevrolet K3500 Cheyenne 7.4L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: 2GCGK39N8K
this vehicle came in for poor run. First it recieved a tune up (cap, rotor, plugs, and filters) still poor run. It has been through 4 techs and has had a new camshaft (old one had 3flat lobes) and lifters, injectors cleaned and flow tested, new iac, new map sn... Trouble codes: 44 (lean exhaust)
1993 Chevrolet Corsica LT 3.1L stays runnin VIN: 1G1LT53TXP
This car has an intermitant problem, it will stay running after the key is removed, it will not do this problem in the shop, and may go away for a month or more, or act up 2 times a day. If the key is turned on and off a few times the car will shut off. The ke...
1994 Chevrolet S10 Blazer Tahoe 4.3L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy VIN: 1GNDT13W0R
Hello, Hope to get some help, this car came in not running flooded. we put plugs in got it running, it ran only at raised rpm, running very rich, (we then replaced injector) OEM part. Still runs just as bad, no codes, if we give it a vac leak taking off brake ...
1997 Chevrolet Astro 4.3L t.c.c. pulse width modulator VIN: 1GCDM19WOV
vehicle originally came in with a abs light on . had no communication with abs computer . i found a blown fuse #18 brake in the ip fuse panel . had a rear speed sensor code . tested speed sensor and all appeared normal . cleared abs code . when i installed new...
2000 Chevrolet Malibu 3.1L Unknown VIN: 1G1ND52JXY
This malibu came in with a noise of a bad wheel bearing. When turn to the right noise goes away, when going straight or turn left noise remains the same. After replacing both wheel bearings we still have the same noise. Any help from you transmission guys woul...
2002 Chevrolet Trailblazer LS 4.2L MIL Lamp on VIN: 1GNDT13592
A good cust. called yesterday from work parking lot with mil on and reduced power lite on. I told him too tow it over. He did and when it got here we checked codes and had po507 and po601. , also he drove it here in low range at 5 mph. we cleared codes shut it... Trouble codes: P0601, P0604, P0606, P0607
2003 Chevrolet Monte Carlo SS 3.8L front timing ch/balancer VIN: 2G1WX12U03
Vehicle has been having problems in the last 2 weeks. we've been down to 15 Deg above and below zero the last month. The fist notice for the customer was when accelerating onto the freeway it was losing power and would hardly get up to 70 mph. as it has progre...
2004 Chevrolet Trailblazer LS 4.2L sputters VIN: 1GNDT13S14
hello to all here at iatn and thanks in advance for reading my post. 2004 trailblazer i have this car here that is giving me problems need help. i get a consistent p2135 and p2138 that keep returning on this thing i've ohm out all the wires to my app sensor th... Trouble codes: P0495 (cooling fan speed high), P2135 (tps 1-2 correlation), P2138 (app sensor 1-2 correlation), P0641 (5v ref. 1 circuit), P2122 (app sensor 1 circuit low), P2123 (app sensor 1 circuit high)
2004 Chevrolet Silverado 1500 LS 5.3L 4x4 VIN: 2GCEK13T04
Good Day, I have this Silverado in for service 4x4-encoder circuit malfunction. Switch lights up with(this is auto4x4) key on,then all go out. I was hooking up dvom for 5v reference testing and I had it-but!!! the key is off. I can communicate with transfer ca...
2004 Chevrolet Cavalier LS Sport 2.2L modes cable VIN: 1G1JH52F64
Hello! Vehicle came in with complaint of modes not working correctly. Upon inspestion found that mode cable was kinked at control head. Replaced cable from dealer and modes worked, but seemed alittle stiff. Customer took vehicle and all was fine until today. V...
2004 Chevrolet Tahoe LS 5.3L 4 4 system VIN: 1GNEK13Z04
i need some help on a electronic transfer- case problem , has a code co237 stored in history, encoder circuit, customer says at times cant shift out of 4 hi , not been able to duplicate problem yet, but thought i get some input first, any help would be great,
2001 Daewoo Nubira SE 2.0L Timing Belt VIN: KLAJC52Z31
Replaced belt for normal maintenace, installed new tensioner. Started car and heard rattling, removed timing cover, and found that the little arrow on the back of the tensioner was the cause. Problem is this. When I tension the belt, crank the engine by hand, ...
1997 Dodge Grand Caravan SE 3.0L cooling fan VIN: 2B4GP4434V
Van came in cooling fan was not working. Replaced fan relay fan came on but was plusing on and off every 5 seconds. Checked voltage at tempature sending unit connector and was reading 12 volts. Replaced tempature sending unit same thing. Voltage should be .5 v...
2004 Dodge Stratus SXT 2.4L MIL Lamp on VIN: 1C3EL477W2
i have a problem to find air injection pump relay i tried every thing unable to locate . hope some one know about this. thank you in advance . Trouble codes: P0491
2005 Dodge Grand Caravan 3.3L security system VIN: 1D4GP2465B
installed remote start in vehicle while trying to program transponder ring vehicle went into security lock out dealer says pcm frozen need to replace is there another way to remove vehicle from lockout without replacing pcm. everything is wired properly someho...
1987 Ford Ranger Custom 2.9L No Start VIN: 1FTCR15TXH
I hope I can make this simple. Customer said truck died and would not start. He was talking to parts store and parts guy said 9 out of 10 times it is a module. So he replaced that. But that did not do the trick. So he asked my boss what he thought. Boss said t...
2000 Ford Windstar SE 3.8L Stall, MIL Lamp on VIN: 2FMZZA5249
Van stalls when cold. P0171 stored in ecm. I've been over this van and can not find any reason for the stalling or code p0171. No vacuum leaks found, (used smoke machine) o2's working properly, fuel pressure good. I checked TSB's on this code and checked every... Trouble codes: P0171
2004 Ford F-150 FX4 5.4L Mechanical VIN: 1FTPW14504
Having trouble flushing 2004 and up f-150 automatic transmissions. Will not circulate at all.wondering if there is a tip on getting these ones to flush.Have tried all the usual steps like bleeding air ,put in reverse, increasing rpm ,etc... The machine we are ...
2004 Ford F-150 FX4 5.4L whistle noise VIN: 1FTPW14554
vehicle has a whistle type noise at 60 mph coming from the engine compartment. the noise only occurs with cold ambient temps 10 degrees or colder. noise gets louder as tempeture decreases. if you accelerate or decelarate or drive faster or slower noise is not ...
1999 Honda Accord LX 2.3L Rich VIN: JHMCG5543X
Thank you for your help. We had a code for cat efficiency, and determined we had a faulty cat by monitoring the o2 sensors. That problem is fixed, however, we are concerned about the ltft and stft reading we are getting. We usually do not see fuel trim numbers... Trouble codes: P0420
2001 Honda Passport EX 3.2L p0463 VIN: 4S6CK58W81
Hello everyone and thanks for the help on this. I have this 2001 Passport in for a code P0463, which is a fuel level sensor failure. Voltage high. The customer is commenting that the low fuel light is coming on at a half tank and the guage may not be all that...
2004 Honda CR-V EX 2.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: JHLPD68484
vehicle came in with a check engine light on. p0300, p0301, p0302,,,ect... replaced spark plugs due to mileage and used iridium style as required by manufacture. could not get rid of the mis no matter what we did. swapped coils, checked for vacuum leaks, chang... Trouble codes: P0300 (random misfires), P0301 (cyl 1 misfire), P0302 (p0303-), P0303 (p0304-), P0304 (testing and results)
2001 Hyundai Sonata 2.4L No Start, Cuts out VIN: KMHWF25S21
There was several codes stored in vehicle 8 to be exact . po401 egr. po340 cam sensor, po300 random misfire, po102 mass air flow, po725 engine input circuit, two transmission shift solenoid problems . Reset codes and 2 returned 1 po340 cam sensor, and po102 ma... Trouble codes: P0340
2002 Isuzu Trooper Limited 3.5L Poor Idle Quality, MIL Lamp on, no power VIN: JACDJ58X22
this car came to me after customer changed his own timing belt with the missfire codes for 2 4 6 and multi cyl. missfire I changed the ion it took care of missfire codes and counts car funs better but I still has the egr code. what I was told the check eng. li... Trouble codes: 0405 (egr low signal)
1995 Jaguar Vanden Plas 4.0L column VIN: SAJKX1747S
I can hear the moter running but The steering Column will not telescope out. It currently is in
2002 Jaguar X-Type 3.0L MIL Lamp on VIN: SAJEA51C22
Hi Jaguar tech I am working on this jaguar and I retreived the trouble code P1642 with the scanner which I unfortunately didn't find any description on Mitchell On demand nor Alldata. I assume this trouble code must be associated to transmission but I want to... Trouble codes: P1642
1997 Jeep Grand Cherokee Laredo 4.0L Cuts out VIN: 1J4FX58SXV
this car will run for 20 to 30 miles and then at a stop it will just cut out have replaced coil, customer has had crank sensor replaced complete tune up i.e. cap rotor wires. it looks to have a factory reman ecm in it. This is a wrierd one because I cant get i... Trouble codes: P0351
2000 Jeep Cherokee Limited 4.0L No Start VIN: 1J4FF58S01
this jeep has a no start condition i have 45 p.s.i. of fuel pressure, good fuel injector pulse, but no fire. iam getting a code for primary ignition coil circuit. i have replaced the crank sensor with a new one , cam sensor with a known good one, check cam sen...
2005 Jeep Grand Cherokee Laredo 3.7L heater blower motor VIN: 1J8GR48K05
2005 jeep grand cherokee laredo with inoperative blower motor...fuses check ok...relay checked as well with no results...focused on the resistor...noticed that connector on harness was burnt..replaced connector and blower resister. still inoperative. blower mo...
2001 Land Rover Range Rover HSE 4.6L colling system VIN: SALTM16421
hello every one, hope someone can help me with this one.The engine was replaced 4-weeks ago (engine noises) the replacement engine was in excellent condition.It looked literally brand new.Engine ran fine no noises,no overheating no problems at all.Last week ca...
1999 Lexus RX300 3.0L Mechanical VIN: JT6HF10U4X
We have this Lexus RX300 AWD. that has locked up motor.Will a 3.0l out of toyota camry fit?The cost of a used lexus engine is about 4000.00$AND THE DEALER QUOTED 14,000$.any info will be apreciated.
1989 Lincoln Town Car Signature 5.0L No Start VIN: 1LNBM82FXK
Cranks/won't start - I don't even know where to begin with this one. It was towed in a few months ago(I had to take a break, so haven't worked on it for a month). This thing will start if the timing is advanced(to what ends up being 25-30 degrees w/spout out),...
1989 Mazda 323 1.6L Moonroof VIN: JM1BF222XK
Trying to get this moonroof to work, doesn't seal on the rear passenger side. It is a manual moonroof and it is no fun to find a wet seat in the morning. Have taken the headliner down, the crank moves but makes a grinding noise, and the roof doesn't open or ev...
2002 Mazda 626 LX 2.0L Poor Idle Quality, Stall VIN: 1YVGF22C62
after replacing the egr valve about 7 days later customer came back with idle issue and stalling removed egr valve and fould metal stuck in valve holding it open causing idle issue. cleaned metal out and reinstalled valve no engine noises and idles perfect the...
2004 Mazda RX-8 1.3L engine oil VIN: JM1FF17334
This car smokes a lot and the oil motor disappear in 5 minutes drive. I checked the breather hoses and they are not plugged. Any common problem with this engines? I saw some RX3 leaking antifreeze into the cylinders but this is new for me. Any help would be ap...
2003 Mercedes-Benz CLK430 4.3L Soft Top VIN: WDB123456
Hello Fellow Techs. I have a 2003 Mercedes CLK430 in my shop today, with a Convertible Top not retracting. I scanned the Soft Top Module, and found a fault code B1650 Fault in soft top actuation process; limit switch is not plausible (S83/5). From what I was ...
2003 Mercedes-Benz E500 5.0L Brake VIN: WDBUF70J03
Hello fellow Techs. I have a customer that dropped of her vehicle today, with a warning on her instrument cluster; BRAKE, SERVICE BRAKE , VISIT WORKSHOP I scanned the SBC (Sensotronic Brake Control) System, and found code C2131 - Pressure Reservoir Faulty. In...
2002 Mercury Sable LS Premium 3.0L Exaust valve VIN: 1MEHM55S72
Car came in with mil on and running rough. Found misfire caused by excessive leakage on #4 exaust valve. Talked to customer. Got this car from his wife and has been driving it mainly on the freeway on long trips and has not overheated or made any rattle or pin...
1995 Nissan Maxima SE 3.0L everything VIN: JN1CA21DOS
Hello all , first time post on any repair problems.First of all car had a blown engine-customer drove through a 3 ft. puddle of water and punched a hole in block.I replaced engine from a salvage yard with low miles and now have a no start issue.I have no noid-...
2001 Nissan Maxima GLE 3.0L Stall, Starts and dies VIN: JN1CA31D21
Car came in with a very high surging idle that would not slow down. Diagnosed as a sticking idle air control valve. We replaced the valve and ran the relearn procedure. Car ran and idled fine until shutting off and letting sit for as little as 15 minutes. Then...
1993 Oldsmobile 98 Regency 3.8L Cuts out, MIL Lamp on VIN: 1G3CW53LM4
Hey guys i have this olds that i can't seem to figure out. It was towed in not running. the customer is not much help but here's what i know. The car will quit while driving. Had it towed to a shop and they put a ignition module / coil assembly on it. customer... Trouble codes: P0041
1995 Oldsmobile Aurora 4.0L Hesitation, Stall, Misfire VIN: 1G3GR62C2S
Car has misfire cond. seems worse coming off idle at approx 1100 rpm. Clears out higher RPM. Veh has flap at end of intake plenum, seem to have minor leak during smoke test, not sure if normal, have ck'd cam and crank signals ok, Ignition wires and plugs repla...
1995 Oldsmobile Achieva S 3.1L No Start VIN: 1G3NL55M6S
Please help this one is driving me crazy, Customer complains that car is very hard to start when the engine is cold. After it cools down a couple of hrs. it will start after a long period of cranking, the colder it is out the longer it takes to start, at 40 de...
1981 Other European ? 174CID No Start VIN: SCEDT26T6B
I am working on this DeLorean that has an intermittent starting problem. when the car first was towed in, it would crank, but not start. A shot of carb spray in the intake resulted in it starting quickly, and continued running, although the idle seemed to hunt...
1991 Plymouth Acclaim 2.5L No Start VIN: 3P3XA46K5M
help this car has intermittant no start,mostly after a cold soak.when this occured last weak,i had no injector pulse from computor.after testing new map sensor,tps,coolant sensor,spark,cleaned all electrical connectors and grounds,ohm and voltage check wiring....
2000 Pontiac Grand Am GT 3.4L Stall VIN: 1G2NW12EXY
This car will shut down while driving down the road.When it shuts down the speedo quits also even though you are still moving.If you wait 5 mins. It will restart and run for a few miles then do the samething all over again. It has no codes.
2002 Pontiac Aztek 3.4L odometer light VIN: 367DA03E62
Hi GM Pro's, the odometer reading is working just fine, BUT the back light illumination on the odometer reading is NOT working...as I understand, I have to try to SELL another complete cluster. How do I tell the customer that there is NO bulb or LED to replac...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1993 BMW 740iL 4.0L srs light VIN: WBAGD9325P
1997 BMW 740iL 4.4L MIL Lamp on VIN: WBAGK8325V
I really appreciate the thirteen replies I received on this vehicle. Unfortunately the client still has not returned for service but I am confident the problem is the electronically controlled thermostat as nine of the replies suggested and are very adament th... Trouble codes: 147 (electronic thermostat), 147 (electronic thermostat).
2001 Buick Regal LS 3.8L temp in car VIN: 2G4WB55K71
1994 Cadillac Seville STS 4.6L Blower Motor VIN: 1G6KY5290R
It's fixed. The blower module is in the blower motor. As most of you said this was the problem. Expensive repair. Thanks to all that replied. Special thanks to Gary for the easy test & to Juan for the removal tip. Bill
1997 Cadillac DeVille 4.6L instrument cluster lights VIN: 11G6KF5491
Thanks to all. It was the twilight photocell sensor that was bad. Replaced it and light work fine
1997 Chevrolet K1500 4.3L Hesitation, Misfire VIN: 1GCER14W7V
Sorry for the delay. Since the fuel pressure was dropping at KOEO and also the fuel gauge was not working, I decided to replace the fuel pump as some of you recommended. Fuel gauge is working now and the fuel pressure changed just a little bit. Someone asked ... Trouble codes: P0172 (A/F ratio B1 too rich), P0175 (A/F ratio B2 too rich), P0300 (Random misfire).
1998 Chevrolet Metro LSi 1.3L No Start VIN: 2C1MR522XW
For starters, I'm sorry I forgot to mention that I was all over the injectors looking for problems, all of them checked out good. The fix ended up being a strange one. The crank signal was not exactly as strong as it should be and that was due to increased a...
2000 Chevrolet Astro 4.3L No Start VIN: 1GNDM19W0Y
Thanks everyone for the quick replies. The problem turned out to be a faulty coil. We were getting 20KV on our scope, and we assumed that this would be enough. We were wrong! A brand new coil and module shows 45KV output and the truck lit instantly after w... Trouble codes: P0300 (Random misfire).
2000 Chevrolet Silverado 1500 5.3L Misfire VIN: 1GCEK19T2Y
I'm sorry that I can't post this as a fix, but I have learned a lot. especial thanks to Kent for sticking with me through all of the testing that I did. In the end, I guess that the problem would be resolved through a teardown of the engine. the main indica... Trouble codes: P0300 (Random multiple cyl misfire).
2003 Chevrolet Silverado 2500 6.0L speedo and tach VIN: 1GCHK29U53
2006 Chevrolet Trailblazer LT 4.2L Starting VIN: 1GNDT13SX6
ok this one is fixed. checked voltage at signal wire for starter signal in start to see if it had voltage in run, it did not. figured everything looked fine there. also didn't state another problem that this had of wipers inop. took a chance on getting a n...
2003 Chrysler PT Cruiser Limited 2.4L No Start VIN: 3C8FY68B03
The PT is up and running. Removed timing cover, could not find anything that would cause the timing belt to get a gash in it. The gash is appox. 3 ins. long and about .5 ins. deep. I was wondering, it was really cold the morning this happened (@20 degrees), co... Trouble codes: P0700.
1999 Dodge Ram 1500 Van 5.2L engine VIN: 1B7HF13Y0X
hi this is brian. all the answers i recieved said valve guides and/or rings. we did the test again for 2nd time for vacuum in crankcase still none so we are replacing with used engine thanks for all the help.
2000 Ford F-350 Super Duty XL 7.3L compression
thanks for the replies , as most of you stated around 400 p.s.i seems to be normal. so i guess the one cyl. with 120 is bad. i should have done the test before posting but i thought i would look up the spec first,couldn't find it anywhere. thanks for the help....
2000 Ford F-350 Super Duty XL 7.3L Poor Idle Quality, Cuts out, looses power VIN: 1FDWF36F7Y
i did receive some ideas and i had cover most, 1 did say the gensys is having problems. so i give up will salt and pepper it enjoy my meal and give up. How do you guys charge for someting like this? would like to stay in this business, but it is getting harder
2001 Ford Escape XLS 3.0L Poor Idle Quality, Misfire VIN: 1FMYU01141
This vehicle is back on the road after days of brainstorming and help from the iatn members specially Thomas [...] we found that the exhaust cam on bank two had jumped four teeth the reason was that the owner drove it with low oil. He told me he put two quar... Trouble codes: 1309 (misfire monitor disabled).
2001 Ford Windstar SE Sport 3.8L abs module VIN: 2FMDA57491
put in another abs unit from the wrecking yard. it worked, no more brake light coming on and no code for loss of communication. customer hates putting in new parts. so far so good on the used one.
2002 Ford Ranger XL 2.3L MIL Lamp on, IMSC (IMRC) Noise VIN: 1FTYR10DX3
Many thanks to all who replied. We replaced intake and cured the noise and rich condition. Thanks again. Trouble codes: P0174 (Rich Bank 1).
2003 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53U53
Thanks for all the replies on this one. Today I recheck the grounds and power again and all was good. I went ahead and got new sensors from the dealer and no more check engine light. First thing I noticed with the dealer parts was the PID for the heater mV was... Trouble codes: P0135 (o2 heater), P0155 (o2 heater).
2004 Ford Explorer NBX 4.0L No Start VIN: 1FMZU73K74
it was awire that was chafered you guys are a big help i was pulling my hair out thanks to all that replyed you guys are a life saver just got a 2 bay shop time is a must
2005 Ford F-150 FX4 5.4L Poor Idle Quality VIN: 1FTPW14515
hi techs thanks to those who responded...turns out the cam timing was out.the tech had made his own marks but when we timed it as per the manual it ran perfect.even though the techs marks looked ok there was something out.lesson learned, only do it as per manu... Trouble codes: P0340.
1989 GMC Safari SLE 4.3L Overheat VIN: 1GKDM15Z4K
I would like to very much thank all those that replied to my post –I've looked into each and every reply. The elderly couple that owns the vehicle has been very patient and understanding. I only get the vehicle for tests a few days a week to run tests/checks. ...
1993 GMC K3500 Sierra 5.7L Pressures/shift VIN: 1GDJC34K3P
Good Good news, after chatting with the trans shop after the truck was returned to them from the dealer, the trans shop said what the hey, and tried a second hand computer from the wreckers (keep in mind it had both an aftermarket and a GM computer and memcal ...
1995 GMC K2500 Sierra SL 5.7L Poor Idle Quality, Surge, Cuts out VIN: 1GTGK24K55
well this ones fixed, had 13 very quick replies most suspected fuel concern as i did however after swapping tbi, map ect from my personal truck we had same concern, all pcm grounds at front of intake had already been cleaned ground at rear of rh cylinder head ...
2002 GMC Envoy SLE 4.2L battery VIN: 1GKDT13512
consulted chevy dealer about problem was told that they dissconect every module and reconnect one at a time until draw returns problem was with liftgate module and they are hard to get because its a common problem but not posted as bulletin or recall yet than...
2004 GMC Sierra 1500 SLE 5.3L looses ps assist at idle VIN: 2GTEK19T74
Great replies all- We used a new GM ps pump & it fixed problem- the reman Napa pump was not cutting it.
2003 Honda Civic LX 1.7L Mechanical VIN: 2HGES16533
Well, the best i can do is an update... We were instructed to take it to Aamco transmission, to have them take a look at it, and they could not get it to act up at all. I'm not sure how many miles they put on it, but the tank was near empty. When I took i...
2004 Hyundai Santa Fe GLS 2.7L head lights VIN: KM8SC13D64
thanks to all that replied, after reinstalling the headlamp relay, the headlamps started working fine, the customer did not want to replace the passenger compartment junction block, so i feel this one will be back.
2000 Infiniti G20 2.0L MIL Lamp on VIN: JNKCP11A8Y
New MAFS fixed it. After replace data as follows: TPS 4.40 V RPM 4400 total FT 105% MAFS g/sec 80 CLV 100% inj PW 14.6 ms so, basically the CLV, MAFS g/sec and inj PW about doubled in value from the failed MAFS at identical test conditions. T... Trouble codes: P0171 (lean).
2000 Isuzu Rodeo S 2.2L Cuts out, MIL Lamp on VIN: 4S2CK58D1Y
jkb6005 sent me down the right path. The fuel sender was open, and the exhaust was plugged, messing up my map signal. I appreciate the help fella's Trouble codes: P1627.
1990 Jaguar XJS 5.3L Charging VIN: SAJNW4849L
Thanks to all those that responded to my help request. A good majority of you responded with checking the Harmonic Balancer as they are known to seperate, and not spin in unison with the crankshaft. This was not the case with my Jaguar. The Fix: As it turns...
2001 Jeep Grand Cherokee Limited 4.7L heater core VIN: 1J4GW58N62
Sorry for the slow reply, Most of the replys said to bite the bullet and take the dash out. We did and all is well, thanks for the replys, The short cut was to do it by the book. Thanks again Mark
2000 Kia Sephia 1.8L Seat Belt Warning Light VIN: KNAFB12164
Thanks for the ideas, sorry for the time to get back. Found connector for timer diag. module pulled out slightly when engaged to module. Replaced connector and problem was corrected. Thanks again for all the help.
1998 Lincoln Navigator 5.4L won't shift in to the 4x4 gear you select VIN: 5LMP428L5W
Thanks again to those who responded for your time and help. We finally figured this one out. This had been into the local ford dealer a couple of times before we saw it and they were unable to repair but had replaced the shift motor (we found the wiring at th...
2004 Mazda 6 i 2.3L No Start VIN: 1YVFP80C94
timing had jumped by two teeth and # 2 cylinder valves damaged. customer opted for a new motor.
1992 Mercedes-Benz 300E 3.0L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: WDBEA30D6N
The distributor cap and rotor were badly worn. The carbon button was making little if any contact with the rotor. It seems to have corrected the problem. I have seen these bad, but this is the first one I have seen cause an intermittent problem. Thanks, Glenn...
1996 Mercedes-Benz E320 3.2L Heater core VIN: WDBJF55F9T
Well thanks for all the information.We elected to go for the heater core R&R and inspect it. What we found was the recirculation door was wedged open with a pencil that some other tech for some reason had broke off in the vent.Also found signs of silicone seal...
1997 Mercedes-Benz C230 2.3L trans controls VIN: WDBHA23EZV
Thank you to those who took the time to help. This one is gone but not forgotten. Was hoping for a slam dunk answer to testing the module but got the next best thing. A friend had a used known good control unit on his shelf. Plugged it in, ran adaptations and ...
1993 Oldsmobile 98 Touring 3.8L steering VIN: 1G3CV5313P
This one is fixed. Of course talking with the customer he wanted to try to flush the ps system and try the Lucas treatment. Saw no change in steering effort and the problem when braking remained the same. I should have mentioned that the tires were bald due to...
2002 Oldsmobile Alero GL 2.2L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp on, P0300
I would like to thank everyone who took the time to help me. In short, the problem was the ignition module. After I replaced it I checked the vacuum and had 18 inch at idle. I guess what through me off was the low vacuum pressure. I did not think a secondar... Trouble codes: P0300 (Random Misfire).
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