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Prev Professional Automotive Repair Technical Discussions for July 16, 2005
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Acura RL Premium 3.5L MIL Lamp on VIN: JH4KA96512
Just a question for you Acura techs out there. Evap code keeps re setting. Checked system and found 1 solenoid not clicking when power supplied to it. Its the one off to the side of the cannister. We assume this is bad but when we removed it gas came out. My q... Trouble codes: P0442 (Evap leak small)
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1997 Audi A4 2.8L timing belt VIN: WAUEA88D8V
This car is due for a timing belt we ordered the tools for the job to hold the cams & the crank ( do we need the puller ). All Data says I need to remove the cam gears to change the belt. I dont understand way. I could understand removing the cam gears if I fi...
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1995 BMW 325i 2.5L No Start VIN: WBABJ632XS
This BMW 325i was towed in as a no start {died driving} Car hasd spark and would start with carb cleaner sprayed in intake.I found a faulty dme relay not turning on fuel pump and replaced. The car now has fuel pressure but still will not run with adding fuel. ...
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1992 Buick Regal Custom 3.8L Starting VIN: 2G4WB54LXN
Vehicle runs good no codes. Stop car and try to restart,will crank with no restart. Fuel pressure ok 46#,no spark. Let set and restart after 1/2 hour.Runs great until stopped again and will not start again.
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1997 Cadillac DeVille 4.6L Misfire, MIL Lamp on
i am baffled by this one!! the car has a misfire in the morning at startup then it goes away it has missfire codes for cyl's 1 & 3 only. the fuel pressure is perfect. the spark output is good and so is compression. the vehicle has all new injectors ,fuel press... Trouble codes: P0301, P0303
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2001 Cadillac DeVille DTS 4.6L Mode Actuator & Doors VIN: 1G6KF57991
Checked codes and data, data shows command and actual readings are not matched for a/c / defrost mode door and air inlet door. Located faulty a/c / defrost mode door actuator but I am unable to get the new one working properly. I know I am having a hard time b...
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1995 Chevrolet Blazer 4.3L OBD I info retrieve VIN: 1GNDT13W65
Hello Techs, I have a 95 Blazer OBD I with a OBD II DLC (test connector). I can't talk to or retrieve any info. Has someone seen this before? Can I rewire with OBD I DLC? My scanner (tech 1A) powers up but no communication. Sticker under hood indicates OBD I. ...
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1995 Chevrolet Lumina APV 3.8L Hesitation, Surge, Cuts out, Misfire VIN: 1GNDU06L2S
Need some vetran help! This van has a severe cut out on light accel. & is worse the hotter it gets. Using a snap-on scanner & taking a movie, I can see the MAF go to 0 for a few frames, the pulse width freeze at 6.4 & then goes to 30, the load percentage flucu...
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1996 Chevrolet K1500 Suburban 5.7L No Start VIN: 3GNFK16R5T
ok this is my wifes truck it sat for 4 days on the fourth day i tried to start . crank speed normal no start pulled a plug it was fuel fouled replaces all the plugs hit the key and it fired right up it did great for a week then the same thing happened this tim...
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1999 Chevrolet K1500 Suburban 5.7L power accy circuit breaker A shorting VIN: 3GKEC16R0X
I have this 99 Suburban that has power door locks and both front power seats inop. I found the power accy circuit breaker A in left fuse block tripped. I checked from there to ground with an ohm meter and I have 0.3 ohms. So I do have a short. I found that to ...
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2000 Chevrolet Venture 3.4L starter VIN: 1GNDX03E9Y
hi yo everyone,this van came in running but knocking badly and no oil pressure. i installed a 30000 mile used motor now van will not crank, i have no serial data,no voltage atpin #19 ign pos , no crank voltage on pin#23. do have all pcm grounds at pcm and cran...
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1999 Dodge Durango SLT 5.2L unknown VIN: 1B4HS28YXX
It will drop to 28-32 lbs. lowside, 275-350 lbs. highside. The vent temp. is 50% and above at 1500 rpm and on max air. It will also start to cycle the clutch. At idle it will go up to 60% or more. The blend door is going shut. I even pulled the heater box and ...
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1991 Ford Explorer Eddie Bauer 4.0L diesels VIN: 1FMCU22X3M
truck diesels after turning ignition switch off. runs good, no pinging or hesitation while driving. diesels only above 1000rpm. iac cleaned. (might be unrelated but)a/c compressor clutch is engaged when the engine is running even if there is no a/c request. wi...
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1992 Ford F-150 Custom 4.9L tcc lockup
This transmission was recently rebuilt by aamco, and problem has been there ever since. The builder isn't sure if this problem was there before build. The problem is that the tcc locks up immediately after shifting into 3rd and remains locked into 4th causing ...
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1996 Ford F-150 Eddie Bauer 4.9L all shifts VIN: 1FTEF14Y9T
This truck shifts harsh on all shifts. even from park to reverse or drive is harsh. it is the most harsh if you force a down shift (all gears) and then let off to let it upshift again. There are no codes. memory, koeo or koer. I checked the epc volts and they ...
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1998 Ford Explorer Sport 4.0L MIL Lamp on VIN: 1FMYU24XXW
this explorer was brought in for mil light on with no apparent driving/performance problems.the problem that i have with this vehicle is that when i scan for engine data on the obdii global side it shows o.oo volts fixed for all four oxygen sensors. all the fu... Trouble codes: 0133 (upstream heated oxygen sensor circuitbank 1 slow response), 0153 (upstream heated oxygen sensor bank 2 slow response), 1260 (theft detected-engine disabled)
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1972 GMC C2500 350CID overflow tank VIN: TCE2421522
hey folks , I have a sneaky feeling I'm overlooking something but I don't think so .This truck has a newly rebuilt motor and trans.Problem is that coolant will purge into the overflow but won't suck it back .Have tried a few new caps ,no leaks ,tests negative...
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1995 GMC Safari SLE 4.3L Unknown VIN: 1GKDM19W5S
Hi GM Techs, I have this Safari driving me daffy. If you hold the ign. switch in the start position it will crank and crank normally.(No Start) However, if you turn the ign switch until the starter engauges then immediatlly release it to the on position it wo...
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1993 Jeep Grand Cherokee Laredo 4.0L abs VIN: 1J4GZ58S6P
abs lamp on code for pmp mtr ckt not working properly ran test multible time from chrysler diag manual show to replace pump motor replaced bleed abs and bleed sys at wheels test drove no light working fine got in the next day pulled out of shop heard pump run ...
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2000 Jeep Cherokee Sport 4.0L Cooling Systems VIN: 1J4FF5856Y
Hi techs, This Jeep was brought to us because of an ongoing overheat problem. As noted in the recent history of repairs, he has had an extensive list of components replaced by the local Jeep dealership. There is no coolant loss complaint, no engine oil contami...
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2002 Jeep Liberty Limited 3.7L Body Control Module VIN: 1J8GK58K12
Complaint of loss of; Wipers, speedometer, trip computer, headlights & running lights, A/C, power door locks, etc... and check engine light is on. Code set in computer for P0500 loss of vehical speed sensor signal. VSS signal is sent from the BCM to the PCM. B...
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2001 Nissan Pathfinder LE 3.5L Variable Timing VIN: JN8DR09Y01
After replacing both head gaskets; code P1145, which has to do with left variable cam timing, keeps setting. I have checked cam and crank sensors, which checked out good. I found that when looking at both variable timing position sensors, they appear to be out...
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2001 Pontiac Grand Am SE 3.4L No Start, MIL Lamp on VIN: 1G2NF52E41
Hello All Tech- Again this is my Sonís car and again I am about ready to yank more hair out over it . We have gone thru replacing the Anti-Thief tumbler about 12 months ago but this acts different anyway Ė - Here whatís happening and all is all intermittent -...
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2003 Pontiac Vibe GT 1.8L Cooling VIN: 5Y2SN62LX3
Hello fellow members and thank you for the help in advance. I have this Pontiac Vibe Gt and I have never worked on one of these, so I need some help please. The car came in about two week ago with a check engine light (Code P0128 Engine Coolant Temperature Bel...
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1997 Saab 900 SE Turbo 2.0L Trionic (Fuel & Spark) VIN: YS3DF5BN7V
Hello SAAB techs - This 97 900 Turbo w/automatic came in with a reported intermittent no-crank: starter motor not responding to the key. No solenoid clicks from the engine compartment. Rowing the automatic shift lever between Park and Neutral made no differenc...
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1985 Toyota Corolla DLX 1.6L Cruise Control VIN: JT2AE83E1G
Well I have no resources for this system whatsoever, and therefore have only been able to do basic checks. Can someone please scan and email me the diagnostic procedure and wiring diagram. I'm just a small town mechanic with no resources good enough for this c...
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2000 Toyota Corolla VE 1.8L MIL Lamp on VIN: 2T1BR18E3Y
Hello, Customer came in with light on/Po171 system lean. Check all the basics No vacuum Leaks Fuel Pressure 45 Psi. O2 is reading .5 and drops to .02 then will shoot up to .8 volts.Causes according To alldata Vacuum Leaks/Bad injectors/ Heated o2 sensor. Th... Trouble codes: P0171
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1998 Volkswagen Passat GLS 2.8L Cuts out
Hi VW techs, have this Passat in shop for cuts-out.Occurs mostly under acceleration.It looks like misfire on more than one cylinder (this is Euro version so NOT OBD II comp.)I am not familiar with these V6 engines so I would like to know if there are any commo...
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2001 Volkswagen Jetta TDI 1.9L Starter
Hello VW techs This knowledgeable customer states that the TDi (standard trans) would not crank. There was no sound when he turned the key. He push -started the car and drove to our shop. The car would not crank when he arrived. I tested for power at the #...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1994 BMW 325i 2.5L starter VIN: WBACB3322R
This one is fixed,turned out to be the drivers door electric lock actuator had been removed when the owner tried to repair his own central locking fault. I had no input from the customer as to what he had done during this attempted repair,I finally found out f...
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1997 Buick LeSabre Custom 3.8L spedo VIN: IG4HP52KOV
Vehicle speed reading was 25 mph higher on spedo head,compared to reading on scanner coming out of computer. Removed spedo head and sent out for repair.Problem repaired in spedo head.
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1999 Chevrolet C1500 Suburban 5.7L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GKEC16R6X
I have got 3 replies.Tom [...] said check the convertor back pressure. Joe cat and Jimbo said check the fuel pressure regulator again. thank you for the help.The fix was ECM.Because only bank 2 that was rich,no problem at all onbank 1.When I look at data on ... Trouble codes: P154, P153, P300B (cyl. misfire).
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1990 Dodge Grand Caravan SE 3.3L charging system VIN: 1B4FK44R8L
The proplem was the brand new battery was faulty. Thanks to all of those who participated in this proplem,you guys are great,most of you suggested that i might have bad connection, that what it sounds like it. And i did all of thses tests. voltage drop between...
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1999 Dodge Durango 5.2L No Start, Poor Idle Quality, Cuts out, Stall
Every thing I found pointed to the computer beeing bad so sent it to dealership and they replaced the computer and is doing fine now. Thanks for the help
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1999 Dodge Intrepid 2.7L Misfire, MIL Lamp on VIN: 2B3HD46RXX
After dealing with the car for several days I found that the cam sensor appears ok and the engine appears very clean especially for a 2.7. I have checked for vac leaks and fuel pressure and all were ok. I sent it to the dealer and they found the same things I ... Trouble codes: P0300 (Multiple cylinder misfire), P0301 (Cylinder 1 misfire), P0302 (Cylinder 2 misfire), P0304 (Cylinder 4 misifre).
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1995 GMC K2500 Sierra SL 5.7L tps sensor VIN: 1GTFK24K7S
Guess what, it was a broken speed sensor wire about 2 inches from where the plug goes into the tranny. Works perfect now, thanx for the help guys. Len.
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1996 Kia Sephia GS 1.8L Poor Idle Quality VIN: KNAFA1252T
I had three replies on this. Two said to check the charging system without saying why. I suspect that these cars have excessive voltage ripple? Anyway, Jeremy got it right. I know these things are plagued with ground problems having read the archives. Someone ... Trouble codes: P0170 (Fuel trim malfunction), P0400 (EGR flow malfunction), P1170 (O2 sensor stuck).
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1994 Land Rover Discovery 3.9L Poor Idle Quality, Hesitation, Stall, Misfire VIN: SALJY124XR
I connected distributor from other Rover and turned by hand- in result- stronger spark and with each reluctor tooth passing the coil tip with slow shaft movement.Swapped distributors, the car run fine, no stalling. We adjusted again pickup air gap (remeber it ...
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1997 Mercedes-Benz E320 3.2L ignition lock clyinder VIN: WDBJF55F8V
recieved helpful replies ranging from hammer and chisel, to getting a partial turn on lock cylinder to remove, lubing and trying to turn key, trying a different key. we spent a couple of hours trying , cust did no want to use the hammer and chisel option. vehi...
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1969 Volkswagen Beetle 1600CC At Bell Housing VIN: 0119976855
Hey Fellow Techs, This isn't necessarily a fix, as I was just looking for information. But I do have some of that. If you want to look over the replies, many mentioned that they felt a vendor, or friend of a friend, still had some piece of a part, some whe...
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