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Prev Professional Automotive Repair Technical Discussions for October 15, 2010
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Help Request Answers
1998 Alfa Romeo spider 3.0L starter VIN: ZAR9160000
Trying to help this guy out. Sorry for lack of knowledge on this system. If anyone can assist me in finding information or assist with repair information or help me check this out much apprecation. customer jumped off several times. now when you try to start, ...
2001 BMW X5 3.0i 3.0L Poor Idle Quality VIN: WBAFA53561
Vehicle has idle problem till it goes in closed loop. Fuel Pressure is ok. Smoked intake for leaks and didnt find any . Dont know if o2 sensor is responsible for fuel control on these BMWs , i am not really familiar with Euro Cars ,so your help would be apreci... Trouble codes: 222 (O2 Control Inactive After Timelimit), 204 (Idle Speed Plausability Leakage)
2004 Buick Rendezvous CX 3.4L Hesitation VIN: 3G5DB03E34
hi, and thanks, car came in and has bad flat spot, i noticed if you keep tps under 2 volts runs fine, over 2 volts (30%) feels like exhaust pluged and holds back the whole time you are over 2v. check air intake and fuel presure good. evan change maf sensor, un...
2003 Cadillac Escalade ESV 6.0L Compressor VIN: 1GYEK63N13
Car came in due to compressor noise and we replaced compressor, condensor, reciever dryer, orifice tube. After repair a/c clutch will not ingage. Checked fuses, relay and power to relay and all is working. I have a weird irratic gound control from pcm. If i su...
2004 Cadillac CTS 3.6L Ebcm VIN: 1G6DM577X4
Car was towed in with complaint of not being able to move shifter from park position. Upon arrival we also noted the ABS TCS off & Brake warning lamps were illuminated on the dash. Class 2 DTC check showed the following codes SIR: U1000, U1040 IPC: U1000 ECM P...
1999 Chevrolet Tahoe 5.7L MIL Lamp on VIN: 1GNEK13R6X
We intalled a reman engine. New ignition wires, spark plugs, ignition cap,and ignition rotor. All other electrical parts and sensors were tranfered from old engine. We keep getting code 1345. We installed distributor acording to Alldata and Mitchell which are ... Trouble codes: P1345 (camshaft to crankshaft position correlation fault.)
2003 Chevrolet Silverado 2500 HD 6.6L Extended crank VIN: 1GCHK23113
Truck came in with an extended crank / no start at times. Had to prime to get running.Has no codes.Check vacuum @ service port. Only had 2" of vacuum. Bypassed filter assembly, and ran truck off remote fuel source. Same result. Replaced fuel pump. Has good vac...
2003 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on VIN: 2GCEK19T33
Engine light on intermittantly. Today we tested and system was not holding pressure but during test, it started holding pressure, but we did not change anything. Changed evap valve as per TSB twice now (thought might have been sticking). Light came back on. ... Trouble codes: P0422 (Evap leak small), P0463 (Fuel level sensor)
2003 Chevrolet Trailblazer LT 4.2L MIL Lamp on VIN: 1GNET16S13
this vehicle failed emissions came in with p0105 on that was the only code in pcm. there are no drivability compaints. I have replaced the map sensor and it set the code right away on the next key cycle. With koeo and map pulled out of intake the voltage is at... Trouble codes: P105
2005 Chevrolet Silverado 2500 HD 6.0L Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GCH1629VX
Hello techs, I have a problem that I'm pulling my hair out and could use your help with. This chevy pick up misfires intermittently on cylinders 2,4, and 8. When looking at misfire graph with the tech 2 it mostly misfires on 8 and 4 most of the time intermitte... Trouble codes: P0300
1994 Chrysler Concorde 3.3L blower/controlhead VIN: 2C3EL56T7R
94 Concorde Auto A/C. Came in with blower motor running (probably 3/4 speed)anytime ignition was on. Could control modes but not fan speed. Customer had removed blower fuse. Have power and ground at blower module. Remove signal wire from module and fan goes to...
2004 Chrysler PT Cruiser 2.4L engine
I got this car brought in by a wrecker and it had been run hot. the lady had taking it to another shop where they put a water pump and timing belt on it and it still ran terible. When I tore the motor down it had a melted piston and a lot of warped valves. I h...
2007 Chrysler PT Cruiser 2.4L unknown VIN: 3A4FY58B47
my question is . is there any way to view evap. core with out having to remove dash ? i can not find anything else leaking.
1997 Dodge Dakota SLT 5.2L Surge VIN: 1B7GL23Y0V
this truck cam to my shop, it surges at times, it was at another shop and had a after makret tp sensor installed. advised to take it to the dealer. it came here, checked code. i have 5 volts vref, ground, checked single returen, i have .8 volts. but on the sca... Trouble codes: 24 (tp out of range)
2004 Dodge Ram 1500 Truck SLT 4.7L driven disk VIN: 1D7HU18N44
looking for some input from some seasoned veterans here. replacing clutch in this ram 1500. ordered clutch kit from napa and notice inner dampner springs in driven disk approximatley an inch too short, they're just bouncing around inside the outer dampner spri...
2006 Dodge Sprinter 2500 2.7L stuck in 1st VIN: WD2PD64445
Suspect trans failure stuck in 1st, has code 2225,speed sensor voltage fault, had this code before the new tcm as well.need more testing info before I condemm trans.Do these trans fail often?
1998 Ford Contour GL 2.0L temp gage VIN: 1FALP6534W
unable to find temp sedder acording to mitchle it is on lower left of engine and has red/white wire to gage and a blue wire to ground.I can,nt find a sensor with those color wires on it.the ect sensor is on thermostat houseing and is working properly when chec...
1999 Ford Crown Victoria LX 4.6L heater core VIN: 2FAFP74W0X
Have a repeat offender on heater core leak, replaced twice in last 3+ years, using OE cores, customer flushes coolant every two years, when vehicle came in coolant to low to check for voltage in coolant (ie chevy trucks), has any one had this issue, is there c...
1999 Ford Taurus SE 3.0L Hesitation, Surge, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1FAFP53S2X
motor was replaced due to lack of oil & timing chain destruction. it was missing after instulation so replased plugs & wires disconnected battery. ran ok for 2 days & was back for miss & surge on exccel. missing on cylinders 1 2 & 3. rich on bank 1 lean on ban... Trouble codes: P1132, P1157
2000 Ford Ranger XL 3.0L control VIN: 1FTZR15V2Y
Mornin fellow another ford ranger kicking my butt.came in stuck in 4hi.,4x4 lights inop.i used my power probe to shift it back to 2hi.shifted it back and forth a few times,so i know the motor is fine.totally unresponsive using the controls.cant scan ...
2000 Ford Ranger XL 3.0L No Start VIN: 1FTYR14V9Y
Any help on this would be great. Vehicle came in with a crank no start, plugs were extremely fuel fouled. Removed plugs, cleaned and vehicle started. Two cyls. Were misfiring due to no spark, replaced coil pack. Truck ran smooth after that. Also replaced fuel ...
2002 Ford Taurus SE 3.0L computer/wiring VIN: 1FAFP53U12
Hi All, Thanks in advance for your time. I have a real headache here. My problem is I can not set the folling monitors, o2, heated o2, cat, or evap. replaced o2 sensor in the rear pre cat connector melted but sensor worked. spliced in new connector, had voltag...
2004 Ford Excursion Limited 6.0L Hesitation VIN: 1FMSU43P04
Engine lacks power when cold mainly - struggles to hit 2500rpm, runs much better when warmed up, but still hesitates on accel especially above 2000 rpm. Runs just like it is starving for fuel. Monitored several inputs - ficm voltage is 47.8 on accel. Fuel pres... Trouble codes: P0401
2004 Ford F-250 Super Duty Lariat 6.0L No Start VIN: 1FTNX21P34
No start condition. Have worked on this vehicle for one week. Six hundred hours! changing the icp sensor was the advice of a snap on tech and salesman. I have used a snap on scanner (verus) to assist in this repair (?) ficm volts are 47.5 and icp pressure whil...
1995 GMC C1500 Sierra SLT 5.7L Poor Idle Quality, Surge VIN: 2GTEC19K0S
Ok here we go folks thanks in advance really need the TBI gurus helping here. After all tune-up work performed noticed the engine would cut out at idle intermittently So I test drove it and my highway cut out is gone. Now I have rough idle intermittently. PCM ...
1996 GMC Safari SL 4.3L Misfire, MIL Lamp on
Thanks for any replies in advance. I have this GMC Safari thats killing me. At idle this van will show misfires counting on cylinder #5 sometimes. When the rpm hits about 1800 cylinder 5 stops misfiring then all other cylinders start missing. Checked fuel pres... Trouble codes: P0300 (Random cylinder misfire)
2000 GMC Sierra 1500 SLT 5.3L Misfire VIN: 1GTEK19T1Y
Can in with engine light on (was flashing previously but not now). Road tested and light misfire under load at 2500+ rpm's. Fault code p0300 and misfires on #5 and #8 cylinders but only at 2500 rpm or more. Truck runs fine. good power, highway drive is fine, ... Trouble codes: P0300 (Random misfire)
2000 Honda S2000 2.0L Hesitation VIN: JHMAP1141Y
This honda will not acc. Boggs bad, clamp off fuel return and boost fuel pressure up and it will fly all injectors good new fuel pump and regulator has a lean code 171 just came in for leaking injectors and cust said they have had this problem for a while has ...
2005 Jaguar S-Type 3.0L 1-2 shift VIN: 5AJWA01U15
Now we have a harsh 2-1 shift coming to a stop about 4 out of 10 times (40% of the time). Also has a harsh 1-2 shift that occurs about 60% of the time. Any suggestions would be greatly appreciated. We do not have software for european vehicles and can not look...
2007 Jeep Commander (Truck) 3.7L Unknown VIN: 1J8HG48K18
Please help!!!, truck came in with code 2767- input speed shaft sensor 2 no signal, customer stated she had been driving it over a month in and out of limp mode, turned off to reset it and kept driving. I replaced the hydro-electric module over the valve body ...
2002 Land Rover Range Rover HSE 4.6L engine VIN: SALPM16447
Customer drop car state car is overheating. Check car,found one of the electrical fans frozen,replaced fan assembly, fill antifreeze, deliver car to customer about 20 miles,no problem. 4 days later customer calling, car overheats again. Pick up car, check it,...
2004 Mercedes-Benz E500 5.0L windows,ac,lights,locks,etc VIN: WDB2110701
This E -class came in with battery drain and flashing inside lights,with out touching the car alot of systems have stopped working, ac,windows,locks,and more.Lifted the carpet on left side of car (passenger side)And found a lake of water and all wiring wet.I n...
2000 Nissan Sentra GXE 1.8L line pressure solenoid VIN: 3N1CB51D6Y
This transmission has hard shift and check engine light is on with a P0745 line pressure solenoid malfunction, another shop put in a new solenoid pack, new ECM all from nissan and used transmission still has the same problem. I have good continuity in wires fr...
2005 Nissan Quest 3.5L No Start VIN: 5N1BV28U55
This vehicle was towed here last night. As a favor to a friend i said i would look at it. The history as i know it is the car ran low on oil. She was to drive it to me today to check out a tap in a valve cover. Of course you read it got towed in so i cant list... Trouble codes: P0345
2002 Pontiac Grand Am GT 3.4L No Start VIN: 1G2NF52E63
Man i hope you all can help me on this one. story goes like this. last year in april we did a head gasket job on this car everything went normal on it. 4 months later car get towed into the shop as a no start. we went out there it fired right up with no ses li... Trouble codes: P0336 (testing and results)
2008 Saturn Outlook XE 3.6L Cuts out, Stall
Hello all.Hope all is well in the great world of auto repair. I have a 2008 Saturn Outlook in the shop. while driving it cuts surging or missfire while driving just cuts out like someone hit the light switch.It will not turn over when this happens.Gets ...
2005 Subaru Outback XT Limited 2.5L Hesitation, Surge VIN: 4S4BP67C15
Hello Fellow Techs, I have this outback turbo here that isn't performing properly. The customer has just purchased this car. The complaint is that it does not accelerate smoothly. While driving at any speed above 45MPH while the torque converter is locked, if...
2002 Toyota Sienna LE 3.0L timing belt VIN: 4T3ZF13CXY
Hi Techs, I replaced this timing belt 6000 miles ago and now it is shredded like before. The belt is riding over the edge of cam gear on radiator side,but I can't see why,then travels down behind a front Eng. mount where it is rubbing on, shredding the front s...
2001 Volkswagen Golf GL 1.9L No Start, Stall VIN: 9BWGP61J41
There is some bubbles flowing in the clear line going to injection pump when engine is idling fine, on a long test drive engine starts to loose power and then it stalls and it won't re-start until it sits for a couple of hours when problem occurs the clear lin...
2003 Volkswagen Beetle GLS 1.8L low oil pressure VIN: 3VWCD31C44
Not sure how to proceed. When engine is hot and you come to a stop the oil warning light illuiminates and chimes. After you take off the light goes back off. Oil pressure readings are low according to identifix and mitchell testing. So we proceded to insepct t...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1999 Acura EL 1.6L Stall VIN: 2HHMB4649X
Gentlemen, thank you so much for the replies, all of you had the same basic reply, get oem tank, aftermarket don't have the proper baffles and when fuel is down to 1/4 or 1/8, pump sucks air, can be seen with fuel gauge hooked up while driving or amp meter on ...
2005 Audi A6 Quattro 3.2L MIL Lamp on VIN: WAUDG74F95
The timming chain tensioner broke on the b bank I sent it to the dealer I do not have the tools to set it up they are going to fix it. Looks like I may have to get some more special tools this looks like it may be a problem on other audis with the chains. Trouble codes: P0341 (Camshaft position sensor G40), P0364 (Camshaft position sensor B bank1 G300).
1995 Buick LeSabre Limited 3.8L engine VIN: 1G4HR52L6S
2004 Buick Park Avenue Ultra 3.8L 2-1 coast down shift VIN: 1G4CU54164
Customer elected to have transmission removed and disassembled. The inner lip seal on the input clutch was in very poor shape. Thanks to all for your input and help]
2005 Cadillac CTS 3.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G60P567X5
Checked engine oil as you requested found it 2 quarts low and black. replaced engine oil pressuer sensor and changed oil car runs great thanks. Trouble codes: P0206 (Injector circuit problem), P0306 (Misfire 6), P0443, P0521 (Engin oil press sensor performance), P0523 (Engin oil pressuer sensor circuit signal low).
2005 Cadillac Escalade ESV 6.0L ride control VIN: 3GYFK66N35
I checked the basics like, "Roger from Florida" suggested and found all power and grounds were good. We did find that the connectors for the electronic suspension control module had sand in them. I assume water had got in there too but it hasn't hardly raine...
1991 Chevrolet Caprice Classic 5.0L Stall VIN: 1G1BN53E3M
I haven't been able to get this vehicle back, due to the vehicle owner's family is short on vehicles & this one can be driven & only stalls when put in gear. I am willing to bet that the distributor is the poblem though. I thank you guys for your help & am goi...
2005 Chevrolet Uplander 3.5L charging system only works part of the time VIN: 1GNDX33L55
After I had put the alternator on I thought it still was not charging right but after the replies I received I figured out it was normal. I had never seen voltage run so low before. With the other alternator it would stop charging all together and start runnin...
2006 Chevrolet HHR LS 2.2L Abs,Air Bag, VIN: 3GNDA13D36
The HHR is not fixed due to a Tech 2 not being in the shop owners budget. I'd like to thank Alex, Mike and Alan for their help. Alan stated to disconnect modules one at a time. Since it is the same for German cars I had done this with no luck. I type to slow t...
2004 Chrysler 300M 3.5L engine VIN: 2C3HE66G34
It worked I used shop air to blow through hole from themostat to upper radiator hose. worked great customer is happy. THANKS FOR ALL THE HELP
2000 Dodge Ram 2500 Truck 5.9L wheel speed sensors VIN: 1B7KF2361Y
sorry about the delay in closing.thanks for the some of you suggested that the front bearing could be causing he issue.which is probably the case for the wheel speed sensor on the front to be dropping out,however i decided that the only correction...
2004 Dodge Stratus SXT 2.4L MIL Lamp on VIN: 1B3EL46X94
Well, gentlemen, this vehicle is done. Sorry it took so long to close it because of circumstances beyond my control. I was able to find a good used pcm for it but in order to satisfy the security system on board it needed to be flashed. Since I didn't have ... Trouble codes: P0141 (oxygen sensor 1/2 heater performance /rationality).
1996 Ford Contour GL 2.5L No Start VIN: 1FALP67L7T
Yes it seems to be in wiring, the customer doesn't know if he wants to fix it. A lot of time involved car may not be worth it. Thanks for all your help James
1998 Ford Explorer XLT 5.0L accessory delay relay VIN: 1FMZU35P6W
There was no radio in this car when it came to me so I got nosey and started poking around and found a big blue wire piggy backed to a Y/BK wire. Removed blue wire and found it was hooked to a ground retested GEM found no codes and wipers dont work when turn ...
2006 Ford F-350 Super Duty Lariat 6.0L Hard Start VIN: 1FTWX31P26
Thanks to all that replied. It was indeed the High Pressure Oil Pump Outlet Fitting. After removing the turbo and HPOP Cover, I pressurized the system with shop air through the ICP Sensor on the RF valve cover, and you could see bubbles coming out of the fit... Trouble codes: P2291 (Injector Control Low During Engine Cranking), P0299 (TC/SC Underboost).
2001 GMC Sonoma SLS 4.3L Won't shif out of 1st VIN: 1GTDT19W21
Thanks everyone for the help. After trying everything suggested and everything I listed two and three times, I started over again. I found the problem and corrected it. The wiring harness I mentioned I had purchased from the GM dealer - Well, whoever assemb...
2006 Honda Civic DX 1.8L Surge VIN: FDI-100393
Finally got that new throttle body. Installed and solved the problem. Thanks for the replies. Have a good weekend.
1989 Hyundai Excel 1.5L flywheel VIN: KMHLD11J2K
Sorry I'm late in closing this request (1st time). The 89 Hyundai did have an engine from an automatic vehicle in it which explains the collar on the flywheel that is not supposed to be there for a clutch assy or flywheel. Removing the collar from the rear o...
1995 Jeep Grand Cherokee Orvis 4.0L Poor Idle Quality, Cuts out, Stall, Misfire VIN: 1J4GZ7857S
Okay this thing is a bear! I have checked cam/ crank sync while it ran bad and when it ran good and they look good, I removed the distributor and found what I thought was excessive play so I tried dropping in another and no difference. I checked timing chain...
2000 Kia Sportage 2.0L Excessive Emissions, MIL Lamp on VIN: KNDJA7236Y
Have only put 10 miles on car and so far no check engine light and no rotten egg smell. 6 out of 7 replies said use oem and other reply said napa sensor ok. I went with the napa.If I have problems later on,napa will take 02 back.If light comes on later,I'll tr... Trouble codes: P0130.
2004 Mazda 6 i 2.3L MIL Lamp on VIN: 1YVFP80C84
Thanks for all the great responses. I have learned alot from this car, We sent the car to the dealer to have them use the there scan tool to verify proper vvt operation. they dagnosed it as the timing being off and were 100% correct. this was a simple one, Jus... Trouble codes: P0340.
2002 Mercedes-Benz E320 4Matic 3.2L Directionals VIN: WDBJH82J62
Thomas from SC got it correct when he said the combo switch is bad. As I said in the post I did replace the hazard switch with no positive results. We replaced the switch and the directionals work fine. It is not a very time consuming job either. About an hour...
2002 Mercedes-Benz C320 3.2L lifters VIN: WDBRF64J72
thanks for the help, we tried new lifter [updated one] no good, csed a borascope to check for carbon on top of pistons, decarboned, still noise. Used borascope to check timing chain. Finaly found that the piston had hit something, maybe hydrolocked[possible le...
2002 Mercedes-Benz CL55 AMG 5.5L Starting VIN: WDBPJ73JX2
2003 Mercedes-Benz C230 Kompressor 1.8L Poor Fuel Economy, MIL Lamp on VIN: WDBRF40J33
Just want to thank everyone who took their time to try and help us. Only other thing I can think of is the booster leaking? The vacuum pump may be hiding that I will check it out the next time I get the car in. Trouble codes: P2058, P0170.
1995 Nissan Pathfinder SE 3.0L No Start VIN: JN8HD17Y5S
The fix for this vehicle was easy, getting there was the hard part! The big thing that I relized I had to do was get at the computer and start back probing. Found Pins 38&47 were supposed to get 11-14 volts on them, was only getting @9v, 6v cranking. Those wir...
2000 Nissan Sentra GXE 1.8L No Start VIN: 3N1CB51D0Y
yeahhhhhhhhhhh!!!this car is totally fixed!!!today i had a new e.c.m that came from the dealer,putted in and buiaaa!!!thanks everybody for your precious time to respond!!!
2002 Nissan Sentra GXE 1.8L cylinder head VIN: 3N1CB51D32
Thanks for your input Rollin and Jason. But Bobby from Virginia hit the nail on the head. That part is a little check valve on the end of the cvt solenoid. It apparently got knocked off when the headbolt right below was removed. I'm glad we saw it. As far as m...
1999 Plymouth Grand Voyager SE 3.3L Instument Panel VIN: 1P4GP44R7X
soory about the delay but the customer has not come back in for any repair, they did tell me that the cluster started to work again so i told them it will need the wiring joints resoldered and just waiting on when they want it done thanks
2000 Pontiac Grand Am SE 2.4L MIL Lamp on VIN: 1G2NF52T5Y
Well i am gonna consider this one a fix. While having car in shop, removed gas fill tube, and with gas cap on it, hooked smoke machine up on the tube. Got smoke out up close to gas cap. Tried different cap with same results. Looking at it closer with it being ... Trouble codes: P0442 (Evap small leak detected).
2004 Pontiac Grand Prix GT1 3.8L MIL Lamp on VIN: 2G2WP52284
Thanks for all the replies. The wiring data was exactly what I was looking for. The purge flow problem wasnt a big deal. I pulled that out of the manifold and it had smoke pouring out. It was stuck wide open. But I was still concerned about that vent control n... Trouble codes: P496.
2000 Saturn LS2 3.0L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 1G8JW52R5Y
i would like to thank everyone that replied, in the end Russ nailed it with the ecm. we had another ls2 in the yard so i swapped out the processors to see what would happen and the reduced power light went out and i started to get throttle response. of course ... Trouble codes: P0300 (Random miss).
2003 Saturn Vue 2.2L MIL Lamp on VIN: 5GZCZ43D53
After several days, the customer has reported to me that the MIL has gone out and has not come back on again. In addition, he is trading the vehicle in on a newer one. I guess we will never know what happened. Sorry I can't provide more useful info at this ... Trouble codes: P0480 (Cooling fan 1 control circuit).
1995 Subaru Legacy 2.2L Control panel VIN: 4SEBKB353S
I have replaced computer box and car is still running. I am not sure if that is the fix. It's about 4 days since the customer pick up the car. didn't hear back from her. Thank you for the help you all put out joe
1998 Subaru Legacy Outback 2.5L Electrical? VIN: 4S3BG6850W
Thanks to all that replied. The problem was the connectors under the dash were connected. Dis-cinnected them and everything works find. Thanks al
2007 Volkswagen GTI 2.0L MIL Lamp on VIN: WVWGV71K67
Hello All. I have emailed each individual who responded to thank them personally. My 6th sense told me not to get involved with this customer due to his combative personality, but the general consensis was that a reflash was NOT needed. Thank you all again, ...
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