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Prev Professional Automotive Repair Technical Discussions for October 18, 2011
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Help Request Answers
1989 Acura Legend 2.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: JH4KA4654K
Vehicle came in no start condition. Retrieved codes. Had a code 8 TDC sensor. Remove distributor cap. Actually rotor screw fell out but condition of cap was very bad. Due to code replaced ignition parts with distributor and a fuel fuel filter. Vehicle started ... Trouble codes: 9 (Crank angle sensor)
1998 Acura TL Premium 3.2L abs VIN: JH4UA3640W
Dtc17-01 fcan malfunction acm module pcm can't find any info for this dtc 17-1 was close lf rear speed sensor intrmittent failure? dosn't seem to match up whit what i have all my fuse's and connections appear to be good ?i 'm thinking a module ? thanks
1997 BMW 840Ci 4.4L Alarm VIN: WBAEF8321V
Alarm keeps going off.Needs inclination sensor. Old sensor is no longer available. We were sent a new style sensor with new connector and wires with an electrical schematic from an X5. Problem is the schematics don't jive from one car to another and we are sca...
2000 BMW 323Ci 2.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: WBABR3347Y
Vehicle idles rough with more cyl rough running data even on other cylinders... and lessens down on roughness as warms up.. Block test= ok... No coolant loss, and not low in coolant... Poss. valve??? Any help is greatly appreciated. Thanks in advance.. -dannyh... Trouble codes: P1189 (Fuel trim bank 2 permissible range), P1188 (Fuel trim bank 1 permissible range), 31 (Activation ignition cyl 5), 242 (Misfire cyl 5)
2005 Buick LeSabre Custom 3.8L Sdm VIN: 1G4HP52K55
The car runs fine but will not crank over with the air bag module connected unless the RIM and the DIM modules are disconnected. The tech 2 also will not communicate with all modules connected. There has been no previous damage.Checked power and grounds and pi...
2004 Cadillac DeVille 4.6L no 3-4 shift VIN: 1G6KD54Y84
This car has no 3-4 shift & code p1811, I cannot find what solenoid commands 4th . All other gears are ok , fluid is a little dark, also message center showed trans hot at one time. I suspect a slipping band I would like to rule out electrical concerns. Thank ...
1995 Chevrolet C1500 5.7L Cuts out VIN: 1GCEC14K9S
Customer compliant of hesitation and almost stalling on acceleration. Did major tune, cleaned egr passages. Vehicle runs 100% better but still runs to stumble on accel. Fuel pressure 11 psi. If i unplug the egr vacum and stumble goes away and vehicle runs grea...
2004 Chevrolet Silverado 1500 LS 5.3L Will not take fuel VIN: 1GCEK14T64
I feel dump on this one. This truck is used on the farm in very dirty, muddy, sandy conditions. For a couple this truck will not hardly take fuel. It may take 30min to get a 1/2 of a tank in it, just kicks nozzle off. Customer is finally sick of it so he broug...
2004 Chevrolet Silverado 1500 LT 5.3L No Start, Cuts out, MIL Lamp on VIN: 1GCEK13TX4
im out of hair to pull out .for two weeks now my truck wont start in the am u can crank on it and it will start then just die after the therd try it will wifes 08 cobolt is doing the same thang.i set my truck back to stock with the programer.but no help... Trouble codes: P0332, P0740, P0785, P0753, P0785
2007 Chevrolet Suburban 1500 LTZ 5.3L Traction Control VIN: 3GNFK16397
Thank you for your help!
2007 Chevrolet Cobalt LS 2.2L Starting VIN: 1G1AK55F77
Hello, I have this cobalt here and it won't start. I got this car in for a blown headgasket. I tried to start it before I did any work on it. It will not do anything but turn the lights on. There is no click no anything. Seemed like security system problem. Ca...
2002 Chrysler Voyager 3.3L Solenoid pack VIN: 1C8GHB5R72
Vehicle was always a mess when brought to shop but no leak could be reproduced after cleaning even with extended test drive. Did not leak overnight in shop but now has leaked after being parked with rear end of vehicle higher than front on hill for 6 hours. Le...
1998 Dodge Avenger 2.5L No Start VIN: 4B3AU42N2X
car came in and was not firing replaced distributor and has fire and fuel and still no start.and no codes.checked compression on every cylinder and all were 120psi any help would be welcomed
2002 Dodge Ram 1500 Truck 5.9L steering VIN: 1D7HU18Z42
Guys I have a real weird problem here. Customer brought his truck to us after him and his neighbor installed a new steering rack that was originally replaced due to leakage. It is an 02 dodge ram, 4 wheel drive. Took to another shop to have it aligned. they to...
2003 Dodge ram 1500 5.7L Cuts out, Stall VIN: 1D7HU118D8
hi guys. HELP. I am ready to call an ecm on this vehicle, but it is not quite like any others we have run into. This truck will stall on accelleration usually light or moderate. when it stalls the engine controller shuts down. no response on scan tool. all oth...
2004 Dodge Ram 2500 Truck SLT 5.9L Front Door Speakers VIN: 3D7KU28C94
I've got a problem with my Infinity amplifier in my personal truck (It Happens) and I hope someone has seen this before. I upgraded the front door speakers from factory with a pair of Infinity Kappas to get better sound. The front door speakers act as subs wit...
2005 Dodge Ram 2500 Truck Laramie 5.9L 1-2 2-3 shift VIN: 3D7KS28C95
this vehicle has a harsh shift from 2nd to third and shift bump into 4th at times. vehicle will shift through all gears but it seems to be holding the gear too long. somtimes will not shift until holding 3500 rpm's for a while. swapped out sensors readings wer...
2000 Ford F-250 Super Duty XLT 7.3L gauge VIN: 1FTNX20F7Y
scan data shows -40 degrees coolant temp, temp gauge does not come off cold, temp with infrared gun showing 170 degrees, jumpered connector and gauge goes immediately full hot, used old (cracked) sending unit plugged in to harness and warmed with cigarette lig...
2003 Ford F-450 Super Duty XL 7.3L Cooling System VIN: 1FDXF46F33
I have a 7.3 that I think has a injector cup starting to put combustion into the cooling system. what works best to diag this problem?
2003 Ford F-150 XLT 4.6L Pedal height VIN: 1FTRX18W33
After replacing the master cylinder I block off the ports at the master cylinder (on the new one) and pedal does not sink. Reinstalled the orginal on and did the same thing and pedal holds. Found test for dump valves about inserting small screw drivers in the ...
2004 Ford Expedition XLS 4.6L lights VIN: 1HJRGPV944
I have this expedition that is driving me crazy,the abs and brake light flash on for a second then go off,no pattern to when they flash just when it feels like it,initially i hooked up my scanner and it had no codes tested powers and grounds at module,all good...
2005 Ford F-250 Super Duty XLT 6.0L Hesitation, Surge, MIL Lamp on VIN: 1FTSX21P25
Customer says this truck start in the morning and runs rough and has low power continue this for about 6 miles. Shakes and clears up and runs find for the rest of the day. Do anyone of you have any ideas to the cause of this? Thank you. Trouble codes: P0266 (Cly 2 contribution balance), P0299, P0528
2006 Ford Crown Victoria 4.6L shift solenoid B VIN: 2FAFP71W96
Started engine Immediately get PO755 shift solenoid B malfunction, and PO758 Shift solenoid B electrical along with the PO1000 code not real strong in the Automatic transmission field. and I wanted to ask what I should do about this. is this a calibration prob...
2006 Ford Fusion SEL 3.0L MIL Lamp on, VIN: 3FAHP08106
Car has an intermitten codes of banks 1 and 2 lean. Vehicle codes can be cleared and it may come back a few minuets later (at idle) or during a drive (50 plus miles or so). I have checked for Vacuum leaks and found none. MAF sensor is good and been replaced. ... Trouble codes: P0171 (Bank 1 lean), P0174 (Bank 2 lean)
2007 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S87
This vehicle is my wifes. It sets a code P1400 and mitchell has nothing to speak of on the code. I saw a TSB for this code and another code in cold weather start up, but it comes on in the summer heat so dismissed that. Car runs fine but lite is on. Any input ... Trouble codes: P1400 (cold start emmision reduction system)
2008 GMC Acadia SLE 3.6L Input speed sensor VIN: 1GKER13738
Vehicle came to us with MIL on and transmission in default. Stored DTC's present were P0716 & P0717. Cleared codes, car would shift from first to second, codes would come back, and transmission went back into default. Replaced input speed sensor and problem re...
2001 Honda CIVIC 1.7L Misfire VIN: IHGES26791
Good evening all, i have a 2001 civic here that came in originly with a po401 egr insufficient flow code. I tested egr valve manualy, and when it would open, the engine would not stumble much at all. So we pulled off valve and the housing it goes to. I cleaned... Trouble codes: P0302
2003 Honda Civic Hybrid 1.3L Aux 12v Battery VIN: JHMES96633
I can see there is a Charge prob with the 12v aux battery, No charge on idle (cluster charge indicator remains ON), but if I keep engine rev above 1500 rpm for more than a minute indicator turns OFF and normal charging in on Aux battery. **- P1570 : Batt modu...
1997 Isuzu N NPR 5.7L Wipers & T.Signals VIN: 4KLB4B1R8V
Engine will not start unless signal and wiper levers are moved around. Lights in dash on but dim. If I attempt to crank engine, then disconnect LCS connectors, the bed lights will stay on until the L. headlamp fuse is removed. At that point the engine will fir...
1999 Jaguar XK8 4.0L monitors VIN: SAJGX2047X
hey guys i cannot seam to set the monitors on this jag, o2htr is the only one that will set customer and i have put ab out 300 miles on this car trying to set them. there are no codes or pending codes car drives fine does anyone know, are there issues with xk8...
2004 Jaguar X-Type 3.0L Windshield washers VIN: SAJEA51C74
I installed the new left washer nozzle to replace the previous nozzle due to the plastic hose barb being broken off. After installation, the nozzle wouldn't spray I determined that the check valve between the [...]'t passing the washer fluid. Obtained a ...
2005 Jeep Grand Cherokee Laredo 4.7L Airbag VIN: 1J4HR58N55
Jeep came in with Air Bag light on. Scan for code, found B223D. No discription from scanner. Cant find any info on this. Tried to clear code but it came right up back again. Needs help on this on. Thanks in advance.
2001 Kia Sportage 2.0L Poor Idle Quality, Hesitation, Surge, Stall VIN: KNDJA62391
The vehicle towed in. Hard to start(had to pump gas pedal) and idling not so good and stalls and surges if I push gas to take off. Symtoms are like with plugged catalytic converter or low fuel pressure. feul pump and filter replaced but did not improve. Cataly...
1999 Lincoln Navigator 5.4L Ride control VIN: 5LMPU28A2X
Hello l have this navigator that likes to sit down in the back. Will sometimes work but it mostly stays down. I have power to all fuses and the compressor will come on if i jump the relay. Its like it is not getting a signal that it is sitting down in the back...
2003 Lincoln LS 3.9L MIL Lamp on, Abs/trac/ebrake on VIN: 1LNHM87A73
Hey everyone, I have a real headache on my hands here. This LS is a relatives car, so it's not going away unfixed. This LS is acting crazy. When I first encountered the issue it was intermittant, but has since become a full time problem. The message center is ... Trouble codes: P2106 (Forced Limited Power), B1342 (ABS Control Module), C1279 (Yaw Sensor), C1165 (RR Wheel Speed), C1175 (LR Wheel Speed), C1145 (RF Wheel Speed)
1997 Mazda 626 LX 2.0L pre heater converter VIN: 1YVGE22CXV
I got this car with a severe misfire on cylinder two and engine running very poorly. Found plug wires to be faulty and replaced plug wires and spark plugs. Misfire resolved engine runs as it should. After a day of driving check engine light came on with code p...
1988 Mercedes-Benz 560SEL 5.6L Poor Idle Quality, Unable to rev up VIN: WDBCA39D6J
Hi all, hope there are some folks with MB knowledge out here. I have little to no experience on these cars, but the guy I'm now working for specializes in these. This 560 came as a no start after sitting for a long time and we found there was no coil driver so...
1992 Mercedes-Benz 400E 4.2L hard start VIN: WDBEA34ENB
Inherited this car from another shop. Customer complained that car is hard to start and the car ran poorly both at idle and cruise. First shop replaced crank sensor, fuel filter and starter motor. Solved the poor running condition with new caps, rotors and plu...
2002 Mercedes-Benz C230 Kompressor 2.3L No Start, MIL Lamp on VIN: WDBRN47JN2
Hopefully there's a Benz guru out there who can shed some light on this problem vehicle. Vehicle came in on the hook - customer complained that on 2 seperate occasions, an "instrument cluster warning - service needed" message came up in his cluster, his low br... Trouble codes: P2032 (EVAP Large Leak), P2027, P2040 (CAN from ESM interrupt), P2026 (CAN interrupt from ETC EGS interrupt), P202B, P2001 (Component Faulty ETC control module.)
1997 Mitsubishi Eclipse Spyder GS 2.4L Cuts out, Stall VIN: JNYUT54532
this car came to the shop in a tow, car start but dies right away, I have test everything timing cam sensor crank sensor fuesl pressure I have trie another ecu, maf, crank , cam sensor everything looks fine, any ideas, car stars accelerates but dies any body h...
2001 Nissan Sentra CA 1.8L Cuts out VIN: 3N1CB51D61
Vech reads 0v at mass air sensor with scantool. i think it should go to 5v when i unplug it??? wiring harnes looks ok so my thoughts are to check 5v signal to mass air sensor at ECU and posible bad ECU? I dont have mitchell or all data and any help would be gr... Trouble codes: P0100
2003 Pontiac Grand Prix GT 3.8L Stall VIN: 1G2WK52J81
Code, P1629C Pertains to Vehicle theft deterent module complaint as far as GM bulletin goes, our problem seems to be leaning towards, it is a passlock 3 system... Can this module be programmed without GM Scan tool? Trouble codes: P629
2004 Pontiac Grand Am GT 3.4L No Start VIN: 1G2NF52E24
Car will not start on it's own. If I add a little fuel (unplug ECT, or add carb cleaner), it will start. It starts fine after it warms up. Customer says he has to disconnect the battery for 20 minutes to start it so ECM history is clear. Any help would be grea...
2009 Pontiac G6 GXP 3.6L Steering Wheel VIN: 1G2ZM57759
When sitting still and turning wheel there is a vibration felt in steering wheel. But only when turning the wheel. Looked through the knowledge base and the tsb on alldata. Just looking for some help this car is for a driving school so lots of maneuverablity i...
2000 Porsche Boxster Roadster 2.7L Poor Idle Quality, Surge VIN: WP0CA298XY
hello to all. this boxter came in for popping in the intake and surging idle. about 150 rpm surge. i preformed a tune up with spark plugs and fuel filter and repaired a vacume line from intake to the oil/air seporator. the popping in the intake is gone now but...
2000 Saab 9-3 2.0L Soft Top VIN: YS3DF75K9Y
I have a Saab convertible with a blown hydraulic hose to LT fifth bow Ram. Part is on long term backorder through Saab and no hydraulic hose rebuilder will touch it because its too small in diameter and they say they have tried in past with no luck. Yes all ho...
2008 Saturn Vue XE 3.5L Ac/Heater Controls VIN: 3GSDL4378S
Mode and blend door loose memory every third or fourth time key is cycled can reprogram all is well for awhile
2007 Subaru Outback 2.5i Basic 2.5L MIL Lamp on VIN: 4S4BP61C27
Hello Techs, I have this Subaru with check engine light on code P0420 - no exhaust leaks found. I wanted to check front O2 operation I have a Snap On Solus Pro and the voltage reading idling hot are 2.78 - 2.89 mild fluctuation the rear O2 acts more like what... Trouble codes: P0420 (cat eff. low B1)
1998 Toyota Avalon XLS 3.0L No Blower Motor VIN: 4T1BF18BXW
Car can in with control panel not working or lighting up & blower running all the time. Found where some one had riggid the fan to run all the time & remove fan relay. Corrected all the wiring & installed relay. Installed new main control unit inside. Light & ...
1998 Toyota Land Cruiser 4.7L No Start VIN: JT3HT05J6W
Customer had concern with noise coming from water pump area and also stated that vehicle was hard to start after sitting for a while. We replace water pump and timing belt for noise. Couldn't get vehicle to duplicate no start. Soon as customer pick up vehicle ...
2005 Toyota Sequoia Limited 4.7L Stall, VIN: 5TDBT48A85
Customer called Monday, complained of intermittent stalling at idle. Dropped and check today. Complaint not duplicated on multiple road tests. Check for codes,none stored, check fuel trims and o2 activity- all scan data check good. Visual check under hood- plu...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Audi A4 2.0L Unknown VIN: WAUAF78E47
After much checking,clearing codes,adapting and trying differenent trans coding, installing a new bbattery due to very weak battery and low voltage codes and doing a fluid flush of the transmission with no real results I went ahead and replaced the tcm this fi...
2001 BMW X5 4.4i 4.4L Fluid VIN: WBAFB33561
This vehicle is done and out of my shop. I completed a transmission fluid service using a BG machine. I knew that every other service I have done in the past required a top off after the service was completed. I want to thank everyone that took the time to ...
1999 Cadillac DeVille 4.6L Starter VIN: 1G6KD54Y7X
thanks to all that help me from the good people at iatn" make a long story short, it was the lock cy.the wires was broke,and agine many thanks jim
2004 Cadillac Escalade 6.0L Oil Pressure VIN: 1GYEK63N43
Customer authorized the removal of oil pan for further inspection. Removed pan and pick up tube o-ring was ok, the pan gasket was ok, and inspected cam and crank bearings. The center camshaft bearing was out about a quarter of an inch and smashed. Customer dec...
1961 Chevrolet Corvette 4.6L turn signals
Thank you all for your replies. We are waiting for vehicle to return. My tech has all your info and we will share the results. Thank you again.
1990 Chevrolet Astro 4.3L Poor Idle Quality, Cuts out VIN: 1GCDM15Z21
ok sorry it took so long to update, i found the fuel injector wires shorted to ground underneath the air cleaner assembly. when i check it previously i saw the wires immediately after the fuel injectors and thought they were ok from inside the van. i read repl...
2001 Chevrolet Suburban 1500 5.3L Stall VIN: 1GNEC16T81
The TB was clean in the first place, I check for vacum leaks and found no leaks, customer took this car to the deler last week. Thank you for all you help and time.
2003 Chevrolet Express 2500 6.0L starter VIN: 1GCGG29U34
Well I didnt fix this one. All the information that was given was great. But in the end I think this on needed a computer. Since I can not program yet I had to send this one out the door for comfirmation on that. The customer is a good customer of mine and the...
2003 Chevrolet Express 2500 LS 6.0L 1-2 shift solenoid p0752 VIN: 1GBJG31U03
thanks for the help turned out to b a sticking valve in the valve body we just replaced the valve body and car has not returned for that concern i hope this helps out n thanks again for the help
1994 Dodge B250 5.2L no tcc engagement VIN: 2B6HB21Y3R
I want to thank the replies that tried to help me. I assume my Snap-On MT2500, Modis and Mastertech scanners would NOT communicate with this vehicle. I had to turn it out without repairing it.
1993 Ford F-350 XL 7.3L Stall VIN: 2FDLF47M3P
it turned out to be the pump, we replaced and all is well. thanks for all the great info it really did help alot. thanks again, Art
2000 Ford E-150 Econoline 4.2L Hesitation, Cuts out, Stall, Poor Fuel Economy, Very little power VIN: 1FTRE1423Y
Hey guys, finally fixed this headache! Thanks to all of you for the help. Clifford from Texas, Keith from Texas, and Harry from Texas- you were all 3 on the right track. Though I had previously checked the cam/crank sync and physically tried to move the harmon...
2000 Ford Windstar SE 3.8L cluster VIN: 2FMZA5145Y
Well, this one is finally fixed. The problem ended up being the ABS module that was replaced 2 months ago. Go figure. Anyway, thank you to all that replied. It was greatly appreciated.
2003 Ford Windstar LX 3.8L MIL Lamp on VIN: 2FMDA524X2
2005 Ford F-150 XLT 5.4L Engine VIN: 1FAFT12T55
I hate to close this out ,but my time is running out.All the replies wre very helpful,but as it turns out this vehicle is at the dealer.I removed the left valve cover and inspected the valve springs,which were all good.I had to believe that the problem was in ...
2007 Ford Freestyle SEL 3.0L Differential VIN: 1FMZK05117
want to thank everyone who replied,took that little pump out of housing applied power and ground it did nothing,odered a new pump from ford and we are good to go,and yes when the pump goes it blows the fuse for the abs module and the rear diff module and turns...
1999 Jaguar XK8 4.0L cooling fans VIN: SAJGX2046X
As most of the replies suggested, the thermostat was permanently shut. I took it out and hit it with a heat gun for a couple of minutes and it never budged. With a new thermostat, the max temp reached was 95 C and the fans stopped coming on or running after en...
2003 Kia Sorento EX 3.5L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: KNDJD73333
I have done most of the checks, including circuitry for the injectors, ECM function, test drove vehicle, checked catalytic converters (all three) and it came down to basics. Compression on cylinder #4 was ~ 20 psig (while Cylinders#2 and #6 were approx. 170 ps... Trouble codes: P0300 (Random Engine Misfire), P0302 (Cylinder 2 misfire), P0304 (Cylinder 4 misfire), P0306 (Cylinder 6 misfire).
2007 Lincoln MKX 3.5L lift gate VIN: 2LMDU88C07
Well the few responses i did get all commented on the ground circuits due to possible bad body work/repair. unfortunately this is something i had already eliminated as a possibility. Through my diagnostics i was able to isolate the issue to a faulty latch asse...
2002 Mercedes-Benz C230 Kompressor 2.3L MIL Lamp on VIN: WDBRN47J02
The customer has taken the car for now, and is supposed to return. I was going to check the cat, to see if it is restricted, but hard to do is he won't come back! Thanks to everyone who replied! Trouble codes: P0101.
2006 Mercedes-Benz C230 Sport 2.5L driver's seat VIN: WDBRF52H36
Sorry for the delay. My computer took a dump. Found wire pulled loose from one of the connectors on the drivers door module. Seat can be normalised by running to end in all directions,but it's better if you have a scan tool to normalise it.
2000 Saab 9-3 SE 2.0L Poor Idle Quality, MIL Lamp on VIN: HIY2023888
Customer took car. They want dealer to fix it free. Alrighty then, very good help replies. Fuel pressure didn't seem to drop under load. Compression tested good. Thanks Trouble codes: P0171, P1312 (Combustion detection for 1 and 2).
2003 Saab 9-3 Linear 2.0L Uec VIN: YS3FB49S73
We have not fixed this vehicle yet. However, from the replies received we are pretty sure a new UEC will slove the problem. This vehicle came to us from a used car lot. They do not want to spend too much $. They have brought us a couple used UEC's that do even...
2002 Saturn Vue 3.0L Stall VIN: 5GZCZ63B13
Thanks for all the replies. WE did a fuel induction cleaning, an air filter and crank sensor. drove for a couple days and let customer have back. I believe this one is more than likely fixed only time will tell. thanks again Trouble codes: P0431.
2003 Saturn Vue 3.0L Poor Idle Quality, Cuts out, Misfire, MIL Lamp on VIN: 5GZCZ53B53
Thanks for all of your help. I found out that when I installed the cam gears I installed one 180 degrees off. I assumed the gears went on only one one. I was wrong. Car runs fine now and the customer hopefully is happy. Even though I had the car going on three... Trouble codes: P0300 (p0301-), P0301 (p0303-), P0303 (p0305-), P0305.
1989 Toyota Pickup 2.4L Vacuum Lines
First off I would like to say thank you to everyone that responded to my post. The error that it was throwing was : DTC - 52 Fuel cal-pak incorrect or missing The other issue was that the truck would not run correctly due to the vacuum lines not being conn...
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