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Prev Professional Automotive Repair Technical Discussions for October 31, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2004 Acura MDX Touring 3.5L engine VIN: 2HNYD18974
THanks to all for the help. This vehicle came in for a PO300, PO301 thru PO306. Fuel pressure is at specs. all coils spark good. So we suggested to adjust the valve as this is always what it is when you get all these misfire codes. So we adjusted all the valve...
2004 BMW 325i 2.5L MIL Lamp on VIN: WBAAZ33464
hi guys i have this bmw 325i had a lean code on both banks so i change the air boot it was crack clear codes when drive on the high way the light on again lean codes both banks .somke system no leaks found i am thinking the air flow meter .but i want to make s...
2004 Chevrolet Colorado Z71 LS 2.8L Engine VIN: 1GCDT19814
Vehicle was towed in ,overheated,determined head gasket fail removed cly head,pressure test -ok re-assembled , runs at normal temp, 220 until reaching 60 mph,temp climbs to 257 after 5 miles on highway, turning heater on reduces temp to 245. I can drive this t...
2001 Chrysler 300M 3.5L no shift VIN: 2C3HE66G41
We had this vehicle sent to us from another shop. The transmission seems to be in limp mode. The transmission goes into reverse fine. But when you drive it, you only have second gear. We have checked all power and grounds to the TCM, seems to be ok there. Chan...
2007 Chrysler 300 2.7L Misfire, MIL Lamp on VIN: 2C3KA43R07
I am having an issue with a chrysler 300. It initally came in running rough. The vehcile was not charging and had multiple circuit codes for egr, cam, crank and fuel injectors. First diagnosed charging issue, and found pcm not commading alternater on. Replaced... Trouble codes: P0201, P0202, P0203, P0204, P0205, P0206
2002 Dodge Ram 1500 Van 5.9L Poor Idle Quality, Stall, Misfire VIN: 1B7HU18Z62
We just replaced the heads due to cracking used old valves and springs. if I command idle to say 1100 to 1500 it will run smooth for a few seconds then will stumble a few seconds and repeat. Ive vltg drop tested the gnds at the firewall and have .003 vlts. If ...
2007 Dodge Ram 3500 SLT 6.7L Excessive Emissions, MIL Lamp on, no off idle power VIN: 3D3MX39A67
Unit originally came in with P1507. Crankcase filter restriction. Lack of power complaint. Replaced with Mopar 6800 2433 AB filter assy. Cleared codes, Road tested and had better power, and no turbo surge sound like before. Attempted to clean debree from in fr... Trouble codes: P0087 (Fuel Rail Pressure Too Low), P1011 (Fuel Pump Delivery Pressure to Low)
1988 Ford F-250 XL 7.5L No Start, No NOID Light VIN: 1FTHF25G1J
Vehicle came in as a "Cranks but No Start". Customer said "Fuel Pump" runs continously,( Which it Does). Customer had replaced the "Fuel Pressure Regulator", prior to bringing the vehicle to us. To try and solve the pump problem I replaced the Fuel Pump Relay....
1989 Ford Probe GT 2.2L abs VIN: 1ZVBT22L8K
ABS light flashes 4 times when starting the vehicle. Tried reading the code then clearing but keeps flashing after start up. Stops flashing after the 4 times for that ignition cycle. I tried jumpering the green/black wire to the all black wire on the connector...
1994 Ford F-250 XL 7.3L No Start VIN: 1FTHX26FXR
This vehicle came in for a long crank. It is...about 12 seconds before ICP will build to the necessary 500 psi to start. Block off oil to both banks and the gauge shows near 5000 psi within 1-1/2 seconds. This indicates HPOP and IPR function are ok. Block ...
1999 Ford Windstar SE 3.8L All VIN: 2FMDA5247X
Customer stated battery die couple days ago so she had battery replace at other shop. Work for couple day and battery die again yesterday morning. Had to jump battery to drive it here. First thing I did was charging system and battery test, all passed. I let i...
2001 Ford Ranger XL 2.5L No Start VIN: 1FTYR10C11
Ok vehicle came in on rollback as no start. Customer states that vehicle died while driving then took it to local shop for repairs that shop said timing belt broke, they replaced timing belt and still no start then it was taken to someone else who said vehicle...
2004 Ford Excursion Eddie Bauer 6.0L Poor Idle Quality VIN: 1FMSU45P64
This issue has me stumped. Shortly after changing all eight injectors the customer complained of a slight rough idle when waiting at a stop light. With the IDS we can see cylinders 4-5-6 dipping down slightly with the engine warm and in gear. Codes for 4 and 5... Trouble codes: P0272 (Cylinder 4 Contribution/Balance), P0275 (Cylinder 5 Contribution/Balance)
2004 Ford Freestar SES 3.9L reverse VIN: 2FMZA57694
the trans will not go into reverse now. on the scanner the vehicle speed will be at 0 when in park. shift to any gear and the speed will go immediately to 65-120. I have disconnected the abs (this where the vss is located I think), stays the same, unplugged th...
2008 Ford Fusion SE 3.0L p1639 VIN: 3FAHP07128
Vehicle came in as a no-start, scanned for codes found the P1639 tried reflash still a no start . Ordered a reman- flashed still a no -start . Cranks fine , tried spraying starting fluid , no change , OK Ford guys whats the deal with the P1639 code Alldata doe...
2011 Ford F-350 Super Duty King Ranch 6.7L MIL Lamp on VIN: 1FT8W3DT0B
Truck has had p1249 since about 120000 miles, Customer states truck runs fine, and only exhibits poor fuel mileage while trailering. We have followed diagnostic tree and found no problem with system. Clear code with ids and run koer test and the code immediate... Trouble codes: P1249 (Wastegate Control Valve Performance)
2012 Ford Escape XLS 2.5L Cam\Crank Timing VIN: 1FMCU0C71C
Vehicle sent in from another shop for timing cover oil leak.My 30 year experienced technician was not aware of the setup of no crankshaft pulley keyway & buzzed the bolt out.The crank gear is not turning the chain to close all the valves-how to proceed from he...
2002 GMC Sierra 2500 HD SL 6.6L No Start, Stall VIN: 1GTHK23192
Need some duramax help here. Truck came in about a month ago with crankcase full of fuel. I put in 8 injectors, new fuel filter, resealed the filter housing and changed the oil. The truck started and ran good. After the guy put about 100 miles on it, it came i... Trouble codes: P1094 (Low fuel rail pressure)
1996 Infiniti Q45 A 4.5L Coil VIN: JNKNG01D5T
This Infiniti came in with intermittent misfire/loss of power. Would accelerate from stop and it would buck for a few seconds and then return to normal. Happens rarely, maybe once every 20 tries. Checked the above components. The only abnormality that I found ...
2008 Jeep Wrangler Unlimited X 3.8L Transmission VIN: 1J4GB39198
Hello and Thanks for looking at this help request!! Customer dropped off vehicle with complaint of no upshift. He said it was fine then it just quit shifting. I connected scanner and found transmission was in limp mode.It also had a pending code P0882 in Tr...
2006 Lincoln LS Sport 3.9L Power steering pressure hose VIN: 1LNFM87AX6
The customer complaint of a "pop" then lost power steering.We found "O" ring blown out of fitting at pump. We replaced the hose with aftermarket hose that we had to wait a week for. Ford had no pressure hose available in North America. The new hose leaked be...
2002 Mitsubishi Montero Limited 3.5L Abs Ecu VIN: JA4MW51R62
THANK YOU IN ADVANCE FOR YOUR HELP!!! vehicle came in with no power assist, very hard pedal, abs light, brake light, and constant warning buzzer. found codes 53 78 18. pulled up the trouble tree for code 18 disassembled center console and unplugged connector E...
2006 Nissan Pathfinder SE 4.0L Antitheft VIN: 5N1AR18U96
Hello iatn friends I got this Nissan and I am trying to program a extra key and the scantool is asking me for a pin code any one know how I can get it.ive heard that you need the bodcontrol number the last five if iam correct the number is 55d84 .thanks in adv...
2000 Oldsmobile Intrigue GX 3.5L Engine VIN: 1G3WH52H4Y
R&R engine to replace head gaskets and to heli coil head bolt holes in block. After install engine started ran for about 2 minutes and shut off. Try to restart and it tries but just don't quite make it. Left sit for a few hours and same thing. Checked for spar...
2004 Pontiac Grand Prix GTP 3.8L Abs VIN: 2G2WR524X4
This has been an ongoing problem. The customers complaint is on start up the abs light and traction control message will intermittently come on and the warning chime will sound. ABS fault codes C0236 and C0240 will always show up as history codes. Cycle the ke...
2003 Saturn Ion-1 2.2L clutch pedal VIN: 1G8AF52F33
hi everyone I have this car with no clutch pedal just goes to the floor...I pulled the trans. and found that the slave cylinder was leaking so I replaced it with a new one and a new clutch assembly.of course when its all done I have to bleed this wonderfully d...
2007 Saturn Outlook XE 3.6L Poor Idle Quality, Surge, Misfire, MIL Lamp on VIN: 5GZER13737
hey every one thanks for any help.. vel. came in with a evap code p0496 pinpoint test showed bad canister purge valve...replace valve then is when the lean codes showed trims at 25 to 30 maxed vacume leaks found..checked air filter and found oi... Trouble codes: P0300, P0171, P0174, P0496
1996 Volkswagen Golf GL 2.0L limp mode VIN: 3VWFA81HXT
Group I have a no shift problem on this golf. It has a transmission code for solenoids 88-94. They will clear but iimediately come back. Trans is in limp mode. I checked all wiring on outside of transmission and it is good. My question is my alldata shows no s...
2003 Volkswagen Jetta TDI 1.9L No Start VIN: 3VWSP69M23
everything went very smooth after installing new head and head gasket... veh would not start. seemed to not have fuel at injectors... did fuel prime procedure. now have fuel but still no start. did use vw cam lock tool and pin lock tool for inj.pump. timing se...
2004 Volkswagen Passat GLX 2.8L rear window regulator VIN: WVWRH63B84
We are trying to fasten the window glass to the regulator after installing in the rear door. There is a double roll pin fastener that secures the glass to the regulator, when one pin is pushed inside the other. The trouble we have is to get the outer roll pin ...
2001 Volvo S80 2.9 2.9L No Start, Stall VIN: YV1TS94D31
no spark, no fuel pump op, no inj . Do not have volvo scanner, generic shows no codes. 1st turn of key shows bump in engine rpm on graph, starter cuts off. next turn of key rpm on graph flat, cranks normal. tach above 200 rpm during cranking event always. remo...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
1989 Chevrolet K1500 Cheyenne 4.3L mode door VIN: 1GCDK14Z5K
After retesting all possibilities I ordered another new actuator and fixed the issue. Thanks
2002 Chevrolet Trailblazer LS 4.2L ignition switch VIN: 1GNDT13S12
thanks fellow techs after scanining for codes with modis i got body control computer code b 2995 pass lock data fail also code b 2961 key in igntion circut fault pcm code p 1631 theft system incorrect that made me check body control modules for shorts.w ith my...
2010 Chevrolet Traverse LT 3.6L Misfire, MIL Lamp on, No power VIN: 1GNLVFED9A
THANKS AGAIN TO ALL WHO RESPONDED TO MY POST.AFTER CHECKING AND RECHECKING FOR VOLTAGE DROPS OUTSIDE OF THE PCM,IT ALL CAME BACK AGAIN AND AGAIN TO AN INTERNAL PCM PROBLEM.THERE WAS 12VOLTS GOING INTO PCM,BUT 2.24 COMING OUT FOR SENSOR REFERENCE.I ADVISED THE ... Trouble codes: P2101 (Throttle actuator performance), P0338 (Crank position sensor), P2138 (Throttle/pedal position sensor), P0698 (Sensor reference voltage c circuit low), P0602 (Ecm/pcm processor), P0335 (Crank position sensor a circuit).
2006 Chrysler PT Cruiser Touring 2.4L MIL Lamp on VIN: 3A4FY58B96
got a reman computer from all computer resources inc. and an alternator. runs like a champ and no battery light Trouble codes: P1603 (pcm- internal dual port ram commuication failure).
2009 Dodge Challenger SRT8 6.1L Unknown VIN: 2B3LJ74W09
I recommend valve body to start and possible trans rebuild. The idea is that if we do the clutches, we would do the VB anyway. Customer took to dealer. I will close with an answer.
1987 Ford Ranger XLT 2.9L Mil Light VIN: 1FTCR10T3H
I'm closing this today and will explain. FIRST of all, MANY THANKS to everyone that sent me information and ideas. Today was supposed to have been the meeting with the referee at Victor Valley College in Victorville California which is 51 miles from my home...
2003 Ford F-350 Super Duty XLT 6.0L No Start, Stall VIN: 1FTWW32P63
First and foremost I wanna thank everyone with the very helpful replies. After I posted this I had a friend refer a tech down the street who works on a bunch of these 6.0 motors and almost all of these responses were the same as he suggested. Biggest problem...
2005 Lincoln Aviator 4.6L radio VIN: 5LMFU68H65
This car is not equipped with backup camera but thanks for all your input, Robert from California, Tim from Texas and Paul from Texas.. Customer later clarified that the issue with the Radio was a problem before the battery went dead. So this one was not fixed...
1994 Mercedes-Benz E320 3.2L Poor Idle Quality, Hesitation, Stall VIN: WDBEA32E5R
It took two (2) repairs to fix this vehicle - Replaced throttle actuator as well as the intake actuator (it had broken into two pieces and had been creating a vacuum leak)the throttle actuator wiring appeared to be internally damaged) Thanks to everyone who re... Trouble codes: 17 (oxygen sensor G3/2 signal shorted to ground).
2001 Mercedes-Benz ML430 4.3L MIL Lamp on VIN: 4JGAB72E91
thank you all for the help,i replaced the plug that had an oring on it already. I also removed the trans. control module and found oil in it cleaned it and cleared all codes. Trouble codes: P2307, C1022, C1024, C1025.
2003 Mercedes-Benz SL500 5.0L ABC Suspension VIN: WDBSK75F93
As this is an employee car and we have been extremely busy since requesting help I have not had a chance to get back to it. I will close this help request now without a resolution and update it when I get back to this vehicle. Lucky for me the owner has a seco...
1975 Other European 1100 .998L master cyl. VIN: XL2S1N1162
Replaced 'frozen' M/C & installed a NOS I found; all is good to go. Thank you everyone responding!
2007 Porsche Cayman 2.7L Mechanical VIN: WP0AA298X7
Thanks to Jay and Peter for the information. After consulting with the customer and using the information from Jay and Peter, we have decided to do nothing and everyone is happy and satisfied.Originally the vehicle smoked excessively and after the breather rep...
2000 Subaru Legacy L 2.5L Poor Idle Quality VIN: 4S3BE6354Y
After a lot of searching on this car the customer decided that it needed the check engine light out so it could pass inspection. He didn't want to spend a ton of money on a 280000 mile car so I ran a new signal wire from the ecm to the tps and the light is out... Trouble codes: P0122.
2005 Toyota Sienna XLE 3.3L steering VIN: 5TDZA22C75
speed sensor all read same, working on getting van back to check aditional items.I am closing this early so not to forget,, will up date once that is done.
2006 Toyota Prius 1.5L Hybrid Drive VIN: JTDKB20U96
This was a intermitent fault but finally after many test drives the fault returned. At that time the IGCT relay which is Unit B in the Underhood R/B failed the pinout out test of 7j1-7k1 this was not engergizing when voltage was applied. The old "Tap Test" Cur...
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