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Prev Professional Automotive Repair Technical Discussions for June 24, 2013
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Help Request Answers
1984 Alfa Romeo GTV-6 2.5 2.5L Temp Control Valve VIN: ZARMA6694E
Hello iATN and thank you for any help you may be able to offer. I have quite the car here, the dash is apart in a million pieces. The customer has bypassed the heating system to "get it out of the way" for diagnosis. The main complaint right now is that there ...
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2006 Buick LaCrosse CXS 3.6L all gauges VIN: 2G4WE58796
So the original owner puts 200000 trouble-free miles on this very nice Buick then gifts it to a college student. Within a week a new battery and cable end appear and all the gauges have stopped working: no speedo, gas, temp or tach. In addition the traction co...
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2007 Buick Terraza CXL 3.9L steerin pump & alternator VIN: 5GADV33167
This little ole terraza looses steering & alternator when driving through a couple of inches of water in a parking lot. The shields in the fenderwell are all in place, the pulleys are all clean, no bad bearings or rough places in the alternator or power steeri...
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1999 Cadillac Seville STS 4.6L no crank VIN: 1G6KY5495X
Hi. Thank you in advance for your help. I purchased this problem car to help a friend out. It sat for a while. I put it on the road and the next day the problem happened and I can't blame anyone but myself. I wasn't happy with the positive terminal bolt, so I ...
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1995 Chevrolet K1500 5.7L No Start VIN: 2GCEK19K2S
Thanks in advance, no start, doesn't even try to start, suspect no fuel delivery to cylinder, now have fuel pressure and good spark, good compression. Must be missing something, no codes. Help?
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1997 Chevrolet Blazer 4.3L Power windows VIN: 1GNCS13W4V
Vehicle came in with power windows and A/C inop, went to check fuses and found that there was no power at the A/C fuse. Gave it power and A\C came on and windows started working. I turned off the vehicle and rechecked and power was out again. I powered it up a...
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1998 Chevrolet K3500 Cheyenne 6.5L converter VIN: 1GCHK33F1W
I noted the "shifting" sensation at 35mph with no TCC lock up commanded but TCC slip on scan tool indicated a fluctuating slip from 50 to 250 rpm under very light acceleration to maintain speed up slight grade. Condition also noted at 50 mph on highway with TC...
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2002 Chevrolet Express 3500 5.7L Misfire VIN: 1GBJG31R32
Hey guys i have p0300 then codes for misfire cylinders 5,7 8 i pulled plugs all black carbon compression in 5,7 go to 150 then after it leaks right to 0 trying to get at 8 now any suggestions? thank you Trouble codes: 300 (Mifire)
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2007 Chevrolet Silverado 2500 HD Classic LS 6.6L Right rear caliper VIN: 1GCHK23D87
Thanks in advanced for any help. This truck was towed in due to right rear caliper not releasing and the wheel locked. The right rear wheel would not turn when towed in. After sitting over night(come in at the end of the day) the wheel turned freely. After rem...
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2008 Chevrolet Equinox LT 3.4L Tpms Light VIN: 2CNDL53F18
Vehicle came to shop with tpms light "on", the pressure is displayed in instrument panel and is accurate on every sensor, if pressure is changed it is immediately updated in the instrument cluster. Performed tire pressure registration 4 times and the light sta...
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2008 Chevrolet Express 3500 6.6L MIL Lamp on VIN: 1GBJG31648
hi all. this came in with the listed codes and alldata has about nothing on it. i am hoping that it is a common problem and some one will clue me in. i cleared the codes and drove it for about an hour before the check engine lite came on and it went into limp ... Trouble codes: P0401, P0698
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2009 Chevrolet Malibu LS 2.4L Odometer stuck VIN: 1G1ZG57B49
Hey guys stuck on a nast one! Heres whats going on custom,er brought in there car because the odometer had stopped working. The first thing we had done was checked whats sending the message for the odometer it was being send through bcm and stored in cluster. ...
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2009 Chevrolet Malibu LT 2.4L tire pressure monitor VIN: 1G1ZH57B29
hello got this malibu that hit the curb on right front wheel...we got new wheel and sensor for right front..did relearn with solus..l/r was stuck at 27lbs..so we replaced the sensor...did a relearn again...then all pressures read good 35 lbs...after test drivi...
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1999 Dodge Dakota 5.2L Air conditioner VIN: 1B7GG22Y2X
Hi guys, This one is killing us. Clutch Hub bearing failed on this and customer decided to fix this vehicle. We had leaks at the evap and condenser so replaced all of these components. When we first start the truck, low side pressure is within specs as well a...
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1999 Dodge Ram 2500 Truck 5.9L Mechanical VIN: 3B7KF2660X
Ok, here it goes this truck starts fine first thing in morning ,but if you run it for a short while and shut it off it has long crank time after that. This doesnt happen all the time , sometimes it will start right back up. No codes at all. I changed the engin...
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2001 Dodge Ram 3500 Truck 5.9L No Start
diesel hard to start but runs fine once it starts. you can shut engine off and try to restart it and its hard to start again unless you open fuel drain valve and drain a little fuel then it will start. I am not a diesel guy so not really sure what opening drai...
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2002 Dodge Dakota Sport 3.9L Misfire, MIL Lamp on VIN: 1B7GG32X92
Working on this 02 Dakota with the 3.9l.Came in with p0300,p0301,p0303 & p0305 in it.Started out checking some basics.plugs,wires,cap& rotor.etc. All are fairly new...look great.Underside of cap had some corrosion on the contacts and on the rotor so I cleaned ... Trouble codes: P0300, P0301, P0303, P0305
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2003 Dodge Neon SXT 2.0L Stall VIN: 1B3ES56C13
Hello, and thanks for the help. I have this 03 Neon that will stall out and not restart. Of course it only happen on the customer, we never had the problem happen. The car came in for a P0339 crank int, P0340 cam, and P0344 cam int codes, We replaced both sens... Trouble codes: P0339 (Crank Int), P0344 (Cam Int)
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2004 Dodge Stratus SXT 2.4L tappet noise VIN: 1B3EL36X74
The customer came in with tappet noises multible, i found the technical service bulitan and camfered the bearing caps whitch didn't help. i then had a valve job done and that brought the noise to a minimum of one tappet noise that i have been unable to find th...
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1987 Ford F-250 Custom 6.9L Glow Plug Module VIN: 1FTHX2518H
When the key is turened on the relay clicks fast and the fuseable links on passenger fender (power sorce to glow plugs) starts to smoke. i have 12v to battery side of relay and 10v to glow plugs. checking plugs to ground they read 4.5 ohm. someone has swapped ...
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1987 Ford F-350 Custom 5.8L alternator VIN: 2FTJW35H2H
The truck came in with the battery warning light flashing I put a volt meter on the batery it was charging over 15 volts if you trun the headlights on the volt meter would drop to 14.2 or so and the warning light would go out, I thought it was over chargeing s...
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1995 Ford Explorer Eddie Bauer 4.0L Injectors VIN: 1FMDU34X4S
Hi. Ford techs. I got thise vehicle, no start problem, no pulse width to injectors. I disconected the aftermarket alarm, checked fuel pressure ok but fuel pump olways running w/koeo, no communication w/scanner, a got crank and cam signals to pcm, 5.0 v referen...
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1998 Ford Contour GL 2.0L Poor Idle Quality, Stall, MIL Lamp on VIN: 1FAFP6630W
This is lengthy and I ask that you read it fully before you reply. We feel we have been extremely thorough in our approach , but are willing to admit we donít know it all. 1998 Ford Contour, 2.0l, A/T. Eighth digit # 3 Customer brought in vehicle with noise ... Trouble codes: P0320
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2002 Ford Ranger Edge 3.0L MIL Lamp on VIN: 1FTYR14U62
Greeting all. Here I am picking the brilliant minds of the willing participants on iATN. Even though there is such a fine line between brilliance and insanity :) I have this Ford Ranger that the fuel trims are way off. LTFT Bank 1&2 are both @ 30.5%. STFT Ban... Trouble codes: P0172 (Bank 1 rich), P0175 (Bank 2 rich)
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2003 Ford Ranger Edge 4.0L Misfire VIN: 1FTZR45E93
truck came in cust thinking was not shifting right found that #3 cyl was missing under load and even feels like misses at idle slightly checked coil plugs wires cam sensor it has a steady 18 to 20 inch vacuum 62 pounds fuel pressure cleaned mass air flow senor... Trouble codes: P0303
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1999 GMC Safari SL 4.3L Misfire, MIL Lamp on VIN: 1GTDM19W3X
Hello everyone, thanks for taking time out of your day to help. This Safari is showing multiple misfires at idle only. The customer has complained of the engine shaking as long has he has owned the van. After the engine replacement the problem seems to have ... Trouble codes: P0300 (Random Cylinder misfire)
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2005 Honda Pilot EX 3.5L Poor Idle Quality, Surge VIN: 2HKYF18745
Car towed in with customer complaint of chugging. Had stored codes P0300-306. Tach and RPM in data will fluctuate by 400-500 rpm making EGR test and Vtec Self test not possible. Checked wave forms of Cam and Crank sensors Checked plugs and coils. Fuel trims in... Trouble codes: P0300 (testing and results)
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2007 Honda Accord EX 3.0L transmission VIN: 1HGCM66847
Hi techs, I have a 2007 honda accord v-6 auto. Customer complaint and I have experienced the same symptoms very intermitanly. When coming to a stop and begin to pull away there have been 3 differnet situations, 1 drive as normal,2, a neutral condition, will n...
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2009 Honda Odyssey EX-L 3.5L number 2 spark plug VIN: 5FNRL38759
the customer had the check engine light come on for cylinder number 2 misfire and went to the honda dealer. spark plug number 2 was oil fouled and honda told him no big deal you are fine. 10,000 miles later the check engine light comes back on and plug 2 is oi...
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2004 Jaguar XJ8 4.2L Cmpressor VIN: SAJEA71C54
Ac compressor clutch reads 4.2 ohms. With compressor unplugged, i get power and ground at the plug, however as soon as i plug it in the power drops to 3v and the compressor does not engage. Power and ground to the ac control module is good. This module direct...
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2005 Jeep Wrangler Rubicon 4.0L Firm 2nd gear downshift VIN: 1J4FA69S75
Thanks for your input on this for I am not a transmission guru. This Jeep has an intermittent harsh downshift into 2nd, intermittent limp mode with codes. It was brought to us in Mar with a P0720, P1790, P0700.The OSS was glitching and dropping out on the scan...
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2007 Jeep Grand Cherokee Laredo 4.7L MIL Lamp on VIN: 1J8HR48P77
This Jeep runs good except for the check engine lamp, Codes set are P0330 and P0325 Knock sensor. If I start the engine and let idle I can see on the scan tool data that both knock sensor's 1 and 2 are working the same .05 - .20, start driving down the road se... Trouble codes: P0330 (Knock Sensor 2 circuit), P0325 (Knock Sensor 1 circuit)
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2006 Mazda 3 i 2.0L Starting VIN: JM1BK12F56
Vehicle came in with no speed odometer checked out everything and found pcm was the problem decided on used pcm and can get pcm programmed but will not communicate with pats module.Tested DLC connector for CAN system found 2.5 and 2.5 on both wires coming from...
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2006 Mini Cooper S 1.6L Cooling Fans VIN: WMWRH335X6
Hello all. I have a 2006 Mini Cooper S JCW that is exhibiting very strange Cooling Fan symptoms related to operating the A/C System. Initial customer concern was the Cooling Fans operating more frequently than she remembered from the past. I initially pursued ...
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2001 Toyota Tacoma Pre Runner 3.4L Excessive Emissions VIN: 5TEGN92N81
Hi crew , i ve this truck that fails smog inspection co,hc are high(c0,hc were are 15/50 25/50 1.04% 138ppm and 1.00% 180ppm ) so we did intrusive test we notice catalytic converter were low efficiency . Fuel pressure was 58 lbs. Is way off the specs ,michell ...
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2007 Toyota Avalon XLS 3.5L Mode control in-op VIN: 4T1BK36B17
Looking for some help from some Toyota techs. Thanks in advance! I have this Avalon that, when the key is first cycled on the light on the front defrost will blink and there is no heater/ a/c info on the control head until the light stops flashing, typically t...
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2004 Volvo S80 2.5T 2.5L Surge VIN: YV1TS59H64
Replaced ETM for re-occuring codes 919a, 913c, 990a. Cleaned PCV system because of high crankcase pressure. Cleared codes, re-adapt ETM, code 130a - air leakage at intake- returns and car has intermittent idle surge. Smoke checked for vacuum leaks, none found.... Trouble codes: ECM13, P0101 (Air leak intake), 919A, 913C, 990A
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2004 Volvo XC90 T6 2.9L Driveshaft VIN: YV1CZ91H14
we have taken drive shaft(driveline) out to inspect (customer complaint, vibration at higher speeds 50mph +) front yoke--grease had come out, upon removal of front joint assembly we found drive line is stripped at the formost part by angle gear and part of it ...
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2007 Volvo XC90 3.2 3.2L Mechanical VIN: YV4CZ98277
vehicle acts like torque converter is locked in all time. hard shift into reverse and drive, then tries to kill engine when vehicle is at stop if you allow it to move its pretty much ok, vbx states that stuck on tcc solonoid or circuit is commom to aw80 trans,...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1989 BMW 325i 2.5L noisy driveline VIN: WBAAA1307K
I thank everyone for their input. As I said, this is my son's car, and I simply have not had time to look at it again.Perhaps a chassis ear is my next step. I will admit, this is one weird noise to diagnose. It is bad enough that the problem should seem obviou...
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2002 BMW 745Li 4.4L right front headlamp keeps shorting out
Thank you for all the input it ended up being in the housing at the coax cable part to the headlamp to the connecter. Thanks again
12
1994 Chevrolet S10 Blazer Tahoe 4.3L Ignition Cylinder VIN: 1GNDT13W5R
Ok. Finally back to this one. After digging further into the column, found a couple of springs had blown apart and gotten into some of the works. Found it cheaper to put a column in from a junkyard than to try to track down tilt spring and dimmer switch parts....
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1996 Chevrolet S10 LS 4.3L Hesitation, Surge, Cuts out VIN: 1GCCS19X7T
ok here is the crazy conclusion and lesson learned to this whole junker, after replacing every part known to chevy on this thing, (mind you this is my personal vehicle and I don't mind updating and replacing all the know failing parts). The scanner showed the... Trouble codes: P111.
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2008 Chevrolet Colorado WT 3.7L Engine Compression VIN: 1GCDT19E38
Well, as expected by the responses we received, after installing a new GM cylinder head assembly the truck runs perfectly. The only bit of advice I can give on this one is to pull the engine to do the job. It will save a bunch of money/time. By the time we dis...
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2004 Chrysler Pacifica 3.5L No communicabus line,cluster, wipers,power seats, VIN: 2C8GM684X4
Well I would of liked to say I fixed as its a rare occasion I send one away, but what I learned is, that even though I knew what the initial cause of the issue was being no bus line communication with various modules primarily the cluster and bcm, I could not ...
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2006 Chrysler PT Cruiser Limited 2.4L MIL Lamp on VIN: 3A8FY68816
Well this one is finally fixed after 3rd trip to dealer. Problem was all in the programming which is what most suspected. Car went back to dealer this morning, different service writer and different tech, supposedly had to reflash the tipm then restore vehicle... Trouble codes: P0501 (Speed sensor rationality).
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2003 Dodge Ram 2500 Truck 5.9L Door locks VIN: 3D7KU28C43
well robert nailed it! the right rear door all the wires where broke clean off and i guess at the certain speed they would touch. i went to that door because nothing worked on that door. thanks for all the help.
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1998 Ford F-150 XL 4.2L Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 2FTZX1720W
I'm waiting on a transmission for some reason the tcc is locked in even at idle. Thanks for all the suggestions.
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2000 Jeep Cherokee Sport 4.0L sunroof VIN: 1J4FF48S0Y
everyone suggested clogged drain tubes,just could not see any!this aftermarket sunroof is different? what I did was to put my helper inside of car with headliner peeled back,soaked roof with a garden hose,leak was located from where the sunroof assembly is ins...
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2005 Jeep Liberty Limited 2.8L Rocker arm? VIN: 1J4GL58575
Thanks to everyone that took the time to reply. We removed the valve cover/camshaft carrier and found that several of the rocker arms had worn out rollers. One was really bad and allowed the rocker arm to come off the valve. We replaced all the rocker arms and...
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2007 Jeep Grand Cherokee Laredo 3.7L Starter Solenoid VIN: 1J8GR48K57
I've waited a few weeks to verify my repair. I called the customer last week for a follow up. He said he's not had any starting problems. I soldered a pig tail directly to the solenoid terminal and installed weather pack connectors. I found the original spade ...
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2006 Lincoln Zephyr 3.0L no ground to a/c relay from ecm
today i recieve the pressure switch that goes in the high pressure line .replace it, w/ scanner and gages connected and now all the data match exactly we have the same pressure in the gages and the computer ,,,soon as i star the car compressor works ... anothe...
4
2008 Maserati GranTurismo 4.2L Mechanical VIN: ZAMGJ45A98
Well this car is fixed. The car came in with timing chain noise and the update fix is to replace both cam variators and solenoids. So i performed the job by using maseratitechinfo.com. The site was really expensive, ($350 for 30 days) but was well worth it. Th...
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2000 Mercury Cougar 2.5L Starting VIN: 1ZWFT61L8Y
I'm going to close this with thanks to those who replied. I'll let the boss know he's going to have to try google or some of the salvage yards, and then let the owner decide what to do. Thanks all!
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1995 Nissan Maxima GLE 3.0L Stall VIN: JN1CA21DXS
could not find any aftermarket pigtails so i clipped one from junkyard and got some shielded wire from home depot and ran new wire from sensor to passenger side fender. Trouble codes: P0100.
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2007 Toyota RAV4 3.5L MIL Lamp on VIN: JTMBK33V87
Hey all...took vehicle back to toyota via request from my insurance and they cleared the codes yet again and drove and called and said it was okay. Problem happened again (3rd time) - this time, as I requested both other times, they re-calibrated the vsc but t... Trouble codes: C1336 (Vsc).
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2001 Volkswagen Passat GLS 1.8L chime for door,headlight VIN: WVWAC63B21
This one needed a comfort control mod. ,we took the mod apart to find rust and green stuff growing. All's well in the Passat's chime world. Thank's for all the response's G.T.
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2001 Volvo S80 T6 2.8L Electronic VIN: YV1TS90D01
this vehicle got sent to the junkyard, so I don't have a definitive answer, but from all the replies and the dealer techs that I spoke with, it looks like a new tranny would have taken care of the issue. I don't believe a solenoid would have taken care of the ...
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