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Prev Professional Automotive Repair Technical Discussions for October 4, 2012
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Open Help Requests for All Makes and Models
Help Request Answers
2006 Acura RL 3.5L Draw VIN: JH4KB16536
HELP ! Customer recently purchased this well kept 2006 Acura RL. Battery goes dead if left sitting for over 3 days. There is a 1.3amp parasitic draw that goes away of you pull out underhood 40amp fuse OR drivers side under dash fuse #7. I read all the posts ab...
1999 Audi A6 2.8L Radio VIN: WAUBA34B5X
Help! Looking for a radio code Apparantly this is NOT the original Audi radio to this car. Customer purchased the car AS IS a year ago, so does NOT know the serial # of the car this radio came out of Radio worked fine until battery went dead We removed the rad...
1989 Cadillac DeVille 4.5L Abs
I have this 89 deville that is giving us fits. The customer states that they replaced the entire master cylinder unit on the firewall. They also provided a second unit which we swapped the accumulator from. Everytime you push the pedal down the motor on the bo...
2004 Cadillac Escalade EXT 6.0L Power Loss VIN: 3GYEK62N44
what i have done to try and figuar this one out is this... documented P1516, P2108, and U0107.. CLEARED codes and as soon as i started the truck the engine ran bad and had no throttle responce... code that stored was U0107.. I did check all my powers and groun... Trouble codes: P1516 (Throttle Actuator Control TAC- Position Performance), P2108 (TAC Module Performance), U0107 (Lost Communications with TAC Module)
1992 Chevrolet K1500 Suburban 5.7L Poor Idle Quality, Stall VIN: 1GNFK16K1N
Vehicle came in customer's complaint is vehicle idles very low and almost stalling when sudden and hard braking. My technician is able to duplicate symptom, when engine is hot idles drop to almost 0 and wants to stall when hard on brakes (abs light comes on) a... Trouble codes: 33 (Map sensor voltage high)
1999 Chevrolet K1500 Suburban 5.7L 2nd gear VIN: 3GNFK16R0X
Hello there I have this Suburban and I got it from cust with second gear missing. I don't get into fixing transmissions so I took it to a very reputable transmission shop and they looked at it and said second gear band is bad. With that i quoted out a price to...
2003 Chevrolet Trailblazer LTZ 4.2L MIL Lamp on VIN: 1GNDS13S73
Came in for the RUDUCE POWER) got codes P1271A and P1280A. While testing battery went dead. Replaced battery,,, typical five year and its dead syptom. When I replaced battery I noticed that the fan seemed to kick on stronger at start up. Prior to replacing bat... Trouble codes: P1271
2006 Chevrolet Impala LS 3.5L No Start VIN: 2G1WB58K46
This vehicle came in as a no start. Upon further examination, we found that when the key is put in the run position, only the check engine light illuminates. After a few seconds the rest of the warning indicators and odometer finally illuminate too. When you t... Trouble codes: U0140
2008 Chevrolet HHR LT 2.2L engine timing VIN: 3GNCA23D18
OK Chevy folks I really need you input on this. I'm replacing the timing chain on this HHR. According to the book, the intake cam is suppose have the INT mark positioned at 2 o'clock. However when I try to position the sprocket at the 2 o'clock position the in...
2003 Chrysler Town & Country LX 3.8L headlights VIN: 2C4GP44L43
headlights come on when you open doors or after you shut van off tehy stay on still, this van doesn't have auto lamps, also I can go into bcm without having ing. on, lights will go out after battery saver comes into play.
2006 Chrysler 300 C 5.7L Misfire VIN: 2C3LA63H26
I have this 300C with a 5.7 Hemi. It misses mostly ad idle. Have swapped coils and plugs. Drop tested injectors. Checked compression and for vacuum leaks. Saw the posts about the valve springs but the vacuum reading is steady. Changed the oil with 5-20 synthet... Trouble codes: P0306
2001 Dodge Caravan SE 2.4L Poor Idle Quality, Surge, Stall, Stall only cold VIN: 1B4GP25B61
Thanks in advance for any help on this one This caravan with a 2.4 L engine is driving us nuts It only acts up Stalls the first start of day turns over fine starts and then dies (stalls) start it again and does the same this will happen 3 maybe 4 times and the...
2002 Dodge Ram 1500 SLT 4.7L Guages, VIN: 1D7HU18N32
This vehicle had the interlock removed. No problems prior to removal. When picked up from shop the vehicle had the following symptoms. No compressor engagement, no brake lights, no turn signals although the indicator in the dash is flashing, overhead info disp...
2001 Ford Escape XLT 3.0L Sun Roof VIN: 1FMCU04141
We replaced the broken track assy with a new track from Ford as well as the switch which is also new from Ford. The sun roof module was a used one from a wrecking yard, not once but twice. The used modules acted just as the original one did in the fact that th...
2001 Ford F-150 King Ranch 5.4L Excessive Emissions VIN: 1FTRW08L31
This thing is rich bank1, o2 voltage going up to 1.6 volts, bank2 is normal, fuel pressure is good, verified cam timing it is ok, I unplugged all injectors and coils on bank1 and it still idles fine, unplugged all 02 sensors and bank1 sensor1 still reads up to... Trouble codes: P0172 (Rich exhaust bank1)
2005 Ford F-250 Super Duty Lariat 5.4L Poor Idle Quality, Stall, Misfire, MIL Lamp on VIN: 1FTSX20585
i have never been stumped before on a for but this one has done it! i want to explain everything so please read the entire post. Started out coming to the shop. I was told check engine light is on. pull in shop and check codes. p0171. i check fuel trim at 18... Trouble codes: P0171, P0300
2005 Ford Mustang GT 4.6L Sjb VIN: 1ZVST82H65
This Mustang originally came in with complaint of battery going dead every couple days. Most obvious issue was the headlights didn't time out. Found moisture under passenger side carpet while checking the "Smart" junction box. Installed new box from Ford. Wish...
2006 Ford F-250 Super Duty XLT 6.0L MIL Lamp on VIN: 1FTSF21P06
About a week ago this truck came in with a complaint of lack of power, smoking, and check engine light on. scaned for codes and had several egr codes(P0401,P0404,P0406). We found the typical pluged solid egr valve, and pluged intake. We cleaned the intake, rep... Trouble codes: P0402 (Excesive egr flow)
2006 Ford Fusion S 2.3L Engine VIN: 3FAFP06Z26
Hi guys. I have this Fusion than appears to have a large oil leak at rear main seal. Leak occurs when RPM is raised to above 2500 RPM for a minute or so. Several CCs of oil will run out of bell housing area. Leak stops at idle. Crankcase seems to have some pre...
2008 Ford Crown Victoria Police Interceptor 4.6L trans range fuse VIN: 2FAHP71V28
i have a 2008 crown vic. police interceptor. it blows the #1 fuse which is for the transmission range switch. the fuse blows a bout once every couple weeks. i have changed the starter and ignition switch. i have inspected trans range switch wiring and steering...
2008 Ford F-350 Super Duty XL 6.4L egr coolers VIN: 1FTWW31R38
this beauty is on the third engine, owner got tired of the engine replacing intervals so he deleted the exhaust filter and got a programmer. the problem was that the truck would loose coolant preformed the combustion gas test no change in color. pulled the tem...
2003 Honda Civic EX 1.7L Misfire
Done all the checks on this Civic which got me to the injector. All 4 injectors have good 12 power in one side. My test light lights red for positive & green for negative. Cyl's 1,2,4 on my test light a negative pulsing trigger that will also illuminate the re... Trouble codes: P0303 (Misfire cyl 3)
2004 Honda Civic Hybrid 1.3L tcm VIN: JHMES96674
need to know if the tcm is plug and play. i need to replace the tcm due to no communication. i have the hds/mvci and latest software.
2008 Honda Accord EX 2.4L Vibration VIN: 1HGCP36868
I have this vibration at 68 mph. Felt like a tire issue. Found and replaced a bent rim, balanced tires and most of the vibration was eliminated. Replaced all 4 tires. Still have a vibration, but it isn't always the same. The intensity will vary, even at steady...
1987 Jaguar XJ6 4.2L Misfire VIN: SAJAV1340H
vehicle towed in,complaining of stalling.started car.drove on quick test drive,seemed to run ok.let run in bay,died.no spark.determined pick up coil high resistance.replaced coil.starts and runs.puzzled though,timing was way off.did not remove dist to install ...
2000 Jaguar S-Type 4.0L Misfire, MIL Lamp on VIN: SAJDA01D2Y
got this jaguar here with trouble code p1383 for the bank 1 vvt over retarded . there is a felt misfire at idle in drive, reverse and in park , not a dead miss. tested compression on the first 2 cylinders of both banks to see if timing had jumped , got 185 -19... Trouble codes: P1383
1995 Jeep Grand Cherokee Laredo 4.0L Fuel System / PCM VIN: 1J4GZ58S2S
You Chrysler guys are going to come up with this right away I Hope. Initial problem Key on / no check engine light / ASD rattling in engine compartment. Does this for a few seconds then rattling slowly stops and check engine light comes on - After Check engine...
2004 Mazda 3 S 2.3L Poor Idle Quality, MIL Lamp on VIN: JM1BK12344
I am looking for some help on this Mazda 3 that is giving me some trouble. The CEL light keeps coming on with a lean at idle code for bank 1. When the car came in it was running ruff at cold start up and wanted to die out like there was a large vacuum leak. Ch... Trouble codes: P2187 (Lean at Idle Bank 1)
2007 Mazda 3 S 2.3L Fuel fill VIN: JM1BK34487
This car came in with customer complaining about hard to fill fuel tank and splashing back when filling. We checked vent/ldp valve and found to be good. Fuel neck & tank & found no restrictions. Found some restriction in Evap. canister & replaced. Went to fuel...
2004 Mercury Sable LS Premium 3.0L Misfire VIN: 1MEFM55524
This car came in with rats nest under intake and codes p0135,p0352,p0354,p0355,p0645,p0740,p0743 and p1270. I expected that rat had chewed coil wires but when i pulled intake i could not find any issues so I replaced coils and plugs and reassembled. Cleared co... Trouble codes: P0351, P0352, P0354
2008 Mini Cooper S 1.6L Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: WMWMF73508
HI guys I think I have this one beat but i need to pick some Brains. This car idles poorly and has 8 codes stored missfires, Adaptation, unmetered air, and Tank leak codes. The unmetered air code sets really quickly IF the fuel cap is removed car almost stalls... Trouble codes: 2783 (random missfire), 277B, 27AC, 2777 (cumbustion missfires), 2B64, 2785 (additional mixture adaptation)
2005 Nissan Sentra 1.8L sirius/6cd system VIN: 3N1CB51D55
car has Rockford Fosgate premium sound system originally equiped with single cd in head unit and 6cd aux changer below head unit. I saw that vehicle could be equiped with sirius satellite radio as a dealer installed option. I purchesed the tuner, antenna kit. ...
2008 Nissan Rogue SL 2.5L Coolant Change VIN: JN8AS58VX8
i want to replace old coolant with new but dont see a drain plug am i overlooking it or do i have to r&r lower radiator hose ?
2006 Peugeot 206 CC 1.6L Cuts out, Misfire, MIL Lamp on
Hi Guys, really got my self a beauty,Peugeot 206 CC feb 2006, vehicle starts runs drives around town all day, Highway driving approx 80 Km Or about 50 miles, without warning Engine management light will come on a notice in power loss, two signals come up on th... Trouble codes: P0550, P1336, P1337, P1338, P1339, P1340
2003 Pontiac Grand Am SE 3.4L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1G2NF52E63
This fine ride came in with a check engine light, running rough, and stalling. It had a P0300 stored. Data showed missfire counts current to be in the low hundereds on cyl. #3. History misfire on #3 were in the thousands. First thing I did was verify the custo... Trouble codes: P0300 (Engine Misfire detected)
1992 Porsche 968 3.0L Rubber damper VIN: WP0CA2960N
Hello all. I need some assistance on how to remove the torque tube from this Porsche. I have never worked on a Porsche until now and alldata isnt very clear on the procedure on how to remove the torque tube. I need to replaced the rubber damper it has split. S...
2000 Saturn LS2 3.0L Engine Oil in coolant VIN: 1G8JW52R4Y
Hi everyone, this saturn is just dumping engine oil into coolant, you can watch the coolant rise as engine is run, I am looking at possible causes like head gasket or oil cooler but need advise on which direction to go or if there are common problems with this...
2001 Saturn SC2 1.9L Poor Idle Quality, Stall, MIL Lamp on VIN: 1G8ZY12761
This is a frustrating one. A few weeks ago the customer asked me to come to his house to get his car started. He had changed the EGR valve, EVAP purge valve, and Coolant Temp. Sensor. I cleaned the fouled plugs and got it started. It still didn't idle, but he ... Trouble codes: P1599 (Engine Stall or Near Stall Detected), P0506 (Idle Speed Low), P0507 (Idle Speed High), P0509 (Idle Control System Circuit High), P0107 (MAP Sensor Circuit Low Voltage), P0706 (Transmission Range Switch Performance)
1999 Subaru Legacy Limited 30th Anniversary 2.5L MIL Lamp on VIN: 4S3BG6855X
Hi guys, this one has been driving me crazy for several weeks. Customer came in with check engine light on and failed emissions papers. Code P0453 stored for high signal from fuel tank pressure sensor.Followed diagnostic flow chart and determined that fuel tan... Trouble codes: P0453 (Fuel tank pressure sensor high signal)
2000 Toyota Avalon XL 3.0L Vvt-I VIN: 4T1BF28B8Y
Hey, fellas! I have a tough one. This vehicle came in with a misfire on cyl#1. It had a bent intake valve. We removed heads and sent them to machine shop. They did a valve job on both heads. They replaced the bank 1 head with a used head and put new cams in th...
2000 Toyota Corolla VE 1.8L valve timing VIN: 2T1BR12E0Y
hey techs i have a weird one here for the toyota techs,this car was dropped off with a blown engine so we replaced it, we put the timing chain and sprockets on and set the timing according to manual,this one has shaded links on the chain that go to the marks o...
1994 Volkswagen EuroVan CV 2.5L Temp gauge inop. VIN: WV2PD0704R
The temperature gauge is not working in this van. From what I saw in mitchell it seem that the voltage for the sensor comes from the regulator in the cluster and is the same for the gas level gauge. The fuel gauge is working normally. When I put a jumper betwe...
2007 Volkswagen GTI 2.0L MIL Lamp on VIN: WVWFV71K27
This car has been a little bit of a tough one due to lack of accurate repair information. This 2007 VW GTI came to us after an offroad excursion that severed the harness to the downstream oxygen sensor (among other body damage) and blew the fuse for the downst...
1999 Volvo V70 2.4L No Start, MIL Lamp on VIN: YV1LW55A7X
Hello fellow techs! Got a Volvo story to tell - it's got a beginning and a middle, but no conclusion or denouement. So let's all get comfy and begin, shall we? Okay. Once upon a time there was a V70 wagon that came to our little shop in the woods for a State I... Trouble codes: P0181 (Immobilizer Communication Fault), P1054 (Faulty Speed Sensor Signal)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A6 Quattro 3.0L Poor Idle Quality, Surge, Stall, Misfire, MIL Lamp on VIN: WAULT64B12
I just what to thank every one that respond and try to help with this child problem. In the we I found a bad ECM, sorry it took so long other shop dint want to put any more money on this car. Apparently they had it a 2 other shops before they brought it to us.... Trouble codes: P0341, P0346.
1996 Chevrolet Tahoe LS 5.7L Misfire, MIL Lamp on VIN: 1GNEK13RXT
thanks everyone for your time i came this morning remove all spark plugs # 5 and #7 was wet with fuel. 96 truck still had oem ignition wires with numbers on it. change spark plugs and wires reset light start run great road tested no more misfire.i guess no ma... Trouble codes: P0300.
1999 Chevrolet Tahoe 5.7L cyl 3 VIN: 3GNEK18R5X
Thank you all very much. Disassembled engine and found nothing out of the ordinary, but lots of carbon in cylinder/s. Nothing in exhaust either. Carbon is my only guess as to what the problem could have been. The customer wants to go with new GM crate engine, ...
2003 Chrysler 300M 3.5L sunroof VIN: 2C3AE66G23
replaced sunroof power module again and again and finally found a good one that repaired vehicle
2001 Dodge Caravan SE 3.3L Radio VIN: 2B46P44R61
Thanks for the help but this guy dont have the money to have me replace the radio. Hopefully hes a good singer.
2000 Ford Ranger XL 4.0L MIL Lamp on VIN: 1FTYR14X1Y
I really need to hang my head down low on this one. I was diagnosing this truck for another shop and they took it to re-do the cam sensor. Well aparently their customer took the truck never to be seen again. But i will give a theory on this truck, During my di... Trouble codes: P1401 (e.gr), P1409 (e.g.r.).
2003 Ford Explorer Sport XLS 4.0L Cuts out VIN: 1FMZU70E03
This vehicle was a nightmare. I started working with the harness. No fluid intrusion no problems of sensors shorting out what I found was that the communication ckt to the REM module was shorting intermitently to a 5v reference ckt causing an intermittent spik...
2003 Ford Explorer XLS 4.0L Timing Chain VIN: 1FMDU72K63
After a lot of blood sweat and tears, we finally got the chain cassette out and the either one put in without having to remove the cam. My mechanic said "don't ever take another one of this *** in again:). WHat he doesn't know is I need to, to pay for the tool...
2003 Ford Ranger XL 2.3L delay in reverse VIN: 1FTYR10D63
This has not been fixed. I have been busy however I hope to replace the solenoids. Replacing the transmission at this time is not an option. Thank you for your help I'm sorry I don't have a definite fix. Time is running out on this post
2004 Ford F-350 Super Duty King Ranch 6.0L No Start VIN: 1FTWW32P94
thank you for all the replies. we did test most all of the systems that were recomended. we checked fuel pressure and oil pressure and glow plug circuits. all tested good. we finally decided to replace the ficm and sure enough it fired right up. we have r...
2006 Ford F650 7.2L No Start VIN: 3FRNF65F76
to carey thank you so much for your help and info on this troubled truck i appreciate every help; and help you given me and your precious time at work and as you know on my next dilemma on this truck thanks. fixed: checked all the wirings for corrosions fr...
2000 GMC Yukon XL 1500 SLE 5.3L buzz or rattle noise VIN: 3GKFK16T8Y
Third FPR was the charm! Just read Gene W's post about "What does it take?" Wanted to let the customer drive it for awhile, and they are happy it's quite again.
2006 GMC Yukon XL 1500 SLT 5.3L Misfire VIN: 3GKFK16Z06
I appreciate all the help. This vehicle has not yet been repaired. All mechanicals have been inspected, no valve train problem exists creating misfire. Upon this vehicles return, a very unusual whistling noise was occurring from the intake manifold area that ... Trouble codes: P0300 (misfire).
2002 Mercedes-Benz C240 2.6L no communication VIN: WDBRF61J12
Thank You for your suggestions, I unpluged all other modules with no luck. Norman suggested I check the ME-SFI for corrosion, after I did everything else. So I pulled it and found the whole bottom of the board is corroded. Only problem now is getting a new ME-... Trouble codes: C1038 (Engine not identified or incorrect), C1022 (communication with engine system faulty), B1102 (CAN communication with engine system is faulty), B110D, B1121 (overvoltage), P2311 (CAN communication engine system faulty).
2008 Mercedes-Benz S63 AMG 6.3L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: WDDNG77X38
Thanks for all the replies. I sent this one to the dealership. they found the timing chain skipped due to the lack of oil presure at the chain tensioner. they retimed the cams and all is well. Trouble codes: P0300, P0348, P0305, P0306, P0308, P0368.
2008 Mini Cooper Clubman 1.6L Turbocharger VIN: WMWMM33528
Well it is not a fix ,but not for all of us trying! Looks like this car needs a turbo. There is wear on the compressor blades and tons of end play. The turbo could not develop the needed boost even after bypassing the regulating controls. The hold up is an ext...
1999 Nissan Maxima GLE 3.0L No Start VIN: JN1CA21A8X
Thanks for the help on this thing. Bryan, Ken,Charles, and Tim were about as close as one could be to a fix for this car. I week after my first post, I added two braided ground straps to the car.One was from battery ground cable at cylinder head to trans bell ...
2002 Nissan Altima SE 3.5L Engine VIN: 1N4BL11D22
Although the vehicle is not yet fixed, I have found the problem. As we all suspected the head gasket was at fault. I pressure tested overnight as previously mentioned and this morning when I released pressure, I pulled the tampons from the cylinder wells and j...
2004 Nissan Quest SL 3.5L MIL Lamp on VIN: 5N1BV28U64
thanks for the helped...the problem was the timing chain. who ever worked on this car before didn't put the timing chain on timing, and left loose. they were lucky because the chain was sitting on top water pump and broke the the small teeth. now the car is ru... Trouble codes: P0011, P0345 (Camshaft position sensor phase).
2005 Nissan Altima S 2.5L Misfire VIN: 1N4AL11D65
not fixed yet... I load tested the battery, it tested great but I replaced it anyway (my own car so I didnt want to spend a lot of time on it;)) started great for almost a week. Went on a trip, were gone almost a week and it started great all week. Thought, gr...
2005 Nissan Altima S 2.5L No Start VIN: 1N4AL11D35
Thanks for the replies everybody !!! As I thought and everybody mentioned , it was the ECM !!! Put an used one and called my local locksmith to do the key relearn and is back on road!!! Thank you all!! Trouble codes: P1800.
2007 Nissan Maxima SE 3.5L abs
thanks for the replies there was a code finally c1124 it turned out to be a stuck solenoid in the electric control unit at the abs actuator replaced unit and did relearn problem gone it was the left rear inlet soleniod stuck open thanks for the help
1998 Plymouth Neon High Line 2.0L No Start VIN: 1P3ES42Y6W
would have never believed it..timing all lined up fine..thanks to the replies that said broken pin in gear, throwing intake cam off and losing sync...pretty slick guys..again thanks biggeo
2001 Saab 9-5 SE 3.0L Mechanical VIN: YS3EF58Z91
After reading all the replies I am not going to "bypass" the turbo.I never considered the turbo coming apart and causing more problems.This is why iatn is great-kept me from doing something stupid and found found some part sources to do the correct repair wit...
2006 Toyota Corolla S 1.8L MIL Lamp on VIN: 1NXBR32E06
thanx for all the imput, also tried replacing upstream HO2 just to be sure... same results. my diag was the cat before i posted this and overwhelming responses concure... sometimes all the customer hears is the cost of the repair and then everything goes sile... Trouble codes: P0420.
1998 Volkswagen Jetta GLX 2.8L clutch VIN: 3VWTD81H1W
The shift linkage is attached to the top of the trans with 3 rubber grommet fitted bolts. The rubber grommet on the top bolt was chewed up. This allowed the bolt to screw into the bell housing too far. The bolt was hitting the clutch release bearing arm on the...
2002 Volvo V70 X/C 2.4L MIL Lamp on VIN: YV1S758D42
First of all thanks to all that responded. I wanted to make sure I wasn't missing somthing before pulling the motor. The fix was cleaning the block and bell housing surfaces. They didn't look that bad but it did fix the reduced power problem. Before the ac vo... Trouble codes: 5200 (engine rpm signal).
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