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Professional Automotive Repair Technical Discussions for April 5, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2007 BMW X3 3.0si 3.0L Misfire VIN: WBXPC934X7 Hi Bmw mechanics here is a weird one, vehicle came with misfires codes, cylinder 1 and 3 misfires and other codes like o2 sensor and another that I don't know, well my first recommendation was to replace the spark plugs but when we took the coils out we notice... Trouble codes: P0301 (Cylinder 1 misfire), P0303 (Cylinder 3 misfire), C342D, P0055 (HO2S heater resistance B 1 S 3) |
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| 2008 Buick Enclave CXL 3.6L odometer reading VIN: 5GAER23718 the odometer reading is very dim. then a may come back on bright. All so on the dash the abs check engine light and other light on the bottom of the dash unit comes on, then may go off by it's self, with no code in computer system. |
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| 2003 Cadillac Escalade 6.0L Master Cyl, hydroboost VIN: 3GYEK63N33 I have this 03 Escalade EXT Truck with hydro-boost brake assist that came to us from another shop with intermittent brake lock after hard(emergency) stop. It will lock all the brakes and it won 19t let go till I crack open a brake line bleeder or brake fitting... |
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| 2000 Chevrolet Impala LS 3.8L No Start VIN: 2G1WH55K6Y Car acts like it fires at wrong time when cranking I have swapped ignition module and coils with known good same problem. I checked for water in the intake and watched fuel gage drop with fuel pump disabled for injector drop. I also pulled front o2 for closed ... |
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| 2001 Ford Escape XLT 3.0L Key - Transponder Type VIN: 1FMCU04171 Customer lost ignition key and says this was the only key they had. They have in their possession an extra FOB only. I'm assuming this is a dealer issue but want to be sure to pass along to them all the options available. thanks |
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| 2004 Ford Explorer Sport Trac XLT 4.0L head lamps / gauge VIN: 1FMDU77K54 SUV was brought to the shop customer complaint is that occasionally the auto head lights will shut off, inst cluster light also shut off, the customer can override and turn the head lights on manually after a short time the head lights once again shut off as w... |
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| 2007 Ford E-350 Super Duty 6.0L MIL Lamp on VIN: 1FDSE34P37 Hello Everyone, I was wondering if someone could help us with this Ford 6.0L powerstroke. We have a fault code P0405 egr circuit low. The voltage with key on engine off is .59 volts. We have check reference voltage good at 5volts, ground ground and jumper ltbl... Trouble codes: P0405, P0611 |
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| 2000 GMC Yukon SLT 5.3L Stall VIN: 1GKEK13V3Y Thank you for reading about my headache GMC. It is a well cared for vehicle but has sat the last 16-18 months. Customer said it ran fine when he parked it but when he went to start it up again, of course the battery was dead so he installed new one but the eng... |
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| 2014 GMC Sierra 2500 HD SLE 6.6L No Throttle VIN: 1GT120C89E This truck acts like it is in reduced power mode unless you turn the traction control off, then it runs just perfect. All the wheel speed sensors, and brake pedal sensors are reading and there are no codes in any of the modules. Traction control is not active... |
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| 2012 Honda CR-V EX 2.4L compass VIN: 5J6RM4H56C compass shows correct heading but flashes constantly. key on press set up hold and set up menu comes on only. no codes in any off the systems we can monitor. did not see a system for the compass. did a battery disconnect.ran all fuses found no blown fuse.tried... |
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| 2010 Jeep Patriot Sport 2.4L MIL Lamp on VIN: 1J4NF2GB8A We have had this vehicle come back for its 3rd time for p0017 and engine light on. We have checked the VVT operation with our snap-on scanner and the camshaft actuators seem to be fine as the actual/ commanded positions match. The scanner does not display a ca... Trouble codes: P0017 (Cam/ crank correlation) |
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| 2007 Mercedes-Benz GL450 4.6L Cuts out VIN: 4JGBF71E47 I had a customer drop off his vehicle a couple days ago stating that he was on the HWY and that the vehicle stopped running stated the the windshield wipers flickered and that the door windows dropped down. Customer pulled to the side of the road and the vehic... |
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| 2002 Oldsmobile Silhouette Premiere 3.4L 1-2 Shift VIN: 1GHDX03E12 4T65E Transmission. Operates perfectly when cold. Once it warms up, during the 1-2 shift, the transmission appears to go into neutral and once I let off the accelerator, it will shift into the next gear. If I decrease the duty cycle of the PCS (increase line p... |
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| 2011 Ram 1500 SLT 4.7L fuel pump VIN: 1D7RV1GP8B I need help locating which relay is the fuel pump relay. Mitchell shows me diagrams that do not match this truck. tried newer and older models, same garbage. If I jump power to fuse M25 fuel pump fuse it will start and run. Lable under lid shows 7 relays. K1 i... |
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| 2009 Subaru Impreza WRX 2.5L Poor Idle Quality VIN: JF1GE76619 Ok all ypu Subaru wizards i have here a 2008 Subaru WRX that has a lean code p0171 To me the MAF reads a bit high but not sure if that because of the turbo. map sensor is around 10 ish. fuel trims are high. dont hear a vacuum leak. but customer did state that ... Trouble codes: P0171 |
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| 2001 Volvo V70 2.4L Poor Idle Quality, Hesitation, Surge VIN: YV1SW61N21 Hi Volvo Techs, Trying to get this V70 to run on the cheap for a friend. As you will deduce, I don't usually work on Volvos. Red triangle light on dash illuminated and message to service engine but no check engine light. Car seemed to run pretty well, no dri... Trouble codes: CEM1A, ECM91 |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2006 Audi A8 Quattro 4.2L right inner brake light VIN: WAULL44E46 Well, the customer picked the car up as is. (no right inner brake [...]) Haakan gave us some useful info and all checked out as he described. If I learn any more, I will post at a later date. Thanks to all who took the time...Jeff |
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| 2006 BMW X3 2.5i 2.5L MIL Lamp on, limp mode VIN: WBAPA71066 All right guys this car is fixed; replaced maf w new Bremi unit (this car is a Mexico / european market). Road tested; punched a bunch of times and no more limp mode. David and my good friend Chris [...] were right about a bad maf Cheers & thanks again! Trouble codes: 1770 (CAN torque interface), 28A2, 5F1E. |
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| 1999 Chevrolet Cavalier 2.2L Anti-Theft VIN: 1G1JC5243X Thanks for the replies. Tried another switch and cluster to no avail.Pulled Passlock module from running vehicle and installed. Performed relearn and all is good. |
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| 2001 Chevrolet Tahoe 5.3L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1GNEK13T51 Thanks to everyone that replied! I replaced the already updated pump connector plug with a new one just to be sure. I don't know how else to say it but all of my headaches were caused buy dirty fuel that I didn't notice the first three times I pulled the pump.... Trouble codes: P0300 (Random Misfire), P0171 (Lean B1), P0174 (Lean B2). |
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| 2006 Chevrolet Impala LT 3.5L high beam VIN: 2G1WT58K96 couldn't get it to act up again, we did find white corrosion in the ground wires (both sides) under headlights, and pulled battery cables to clean and reinspect. customer will let us know if problem returns. Thanks for the input, really stinks when you can't d... |
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| 2008 Chevrolet Corvette 6.2L Will not crank intermittently VIN: 1G1YY36W28 Car acted up untill we accessed the modules, has not acted up since. we are going to clean the connectors, add stabilitant and kick it out the door. Thanks for the help |
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| 1966 Ford Mustang 4.7L driveline VIN: 6F07A18715 The LR axle was bent. Thanks guys. I guess I over looked it when I installed the axles into the rear. It wasn't bent much but enough to cause a substancial vibration. All my drive angles were acceptaple as there are always many opinions on these. 3 degrees dow... |
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| 2006 Ford F-250 Super Duty XL 5.4L Mechanical VIN: 1FTS21586E Good evening all I finally got with my friend and figured this beast out supposedly the previous owner said plugs were changed .Well we took all your advices and my friend said lets take a look at one spark plug,well they were not replaced so he replaced them ... |
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| 2003 Honda Civic LX 1.7L Cuts out, Stall, MIL Lamp on VIN: 1HGES16593 Thanks to the many responders. We did indeed find the alternator loose. The bolt was tight but the slide bushing was froze in place. Customer opted to replace alternator and belts. We added a redundant ground from alt case to the body for safety sake. Replaced... |
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| 1997 Infiniti Q45 4.1L Starting VIN: JNKBY31D4V Thank you for all help from Techs. I found problem from Battery circuit connector to fuse box wasn't connect properly. |
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| 2006 Kia Amanti 3.5L MIL Lamp on VIN: KNALD12486 I APPOLOGIZE FOR THE DELAY IN CLOSING THIS REQUEST BUT IT TOOK ME THIS LONG TO FIND AN ACCURATE VACUUM DIAGRAM FOR THIS VEHICLE. TURNS OUT THE DEALER EGR VACUUM DIAGRAM IS INCORRECT. ALONG WITH EVERY OTHER DIAGRAM I COULD FIND. CALLED PRODEMAND TECH SUPPORT LI... Trouble codes: P0401 (Egr insufficent flow). |
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| 1999 Lexus ES300 3.0L No Start VIN: JT8BF28GXX Never would have guessed it- 5 out of 6 ignition coils were bad at one time- Engine must have gotten hotter than first thought but still did not show signs of overheat- such as melted plastic Gotter running now- Trouble codes: P0115 (Cts ckt), P0330 (Knock), P0446 (Evap vent control ckt), P0500 (Speed sensor a), P1359 (Vvt malfunction). |
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| 2003 Lincoln Aviator 4.6L Transfercase VIN: 5LMEU78H63 Thanks to all who replied. The vehicle belonged to a dealer and decided not to repair. Im pretty sure it needed a tarnsfer case |
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| 2005 Lincoln Navigator 5.4L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire VIN: 5LMFU27585 Thanks to all who replied, well I still don't understand how to check for the bad injector, what I did is I took the O2 sensor out and turn the car on and I noticed this time that number 2 was misfire, before I had many misfires so i knew was the injector but ... |
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| 1997 Mercedes-Benz S500 5.0L No Start VIN: WDBGA51G9V The car is running and on it's way. Beckmann Technologies sync'd the N54 and keys and got a start authorization. When I got the ME,N54 and keys back the car started right up. I gave the customer the paperwork describing the repair and told him to go back to ... Trouble codes: P1570 (DAS To ECM faulty), P1584. |
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| 1999 Toyota 4Runner 2.7L exterior lights VIN: JT3HM84RXX well turns out I was staring the problem in the face the whole time. I took off the circuit board cover off the back of the instrument cluster and found some burnt spots and a broken resister so whatever whenever happened to the fuse box must have reeked havoc... |
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| 2005 Toyota Sequoia Limited 4.7L MIL Lamp on VIN: 5TDZT38A75 Replaced ECM and the purge valve duty cycle returned to normal along with vapor pressure reading. Thanks for the help Trouble codes: P0175 (System too rich Bank 2). |
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| 2013 Volvo XC90 3.2 3.2L Hesitation, Misfire VIN: YV4952CY9D After trying different oxygen sensors without any change, Matt from St. Charles MO. suggested I reinstall the whole exhaust system and measure through the holes of the front oxygen sensors for any back pressure. I constructed a makeshift adaptor for the sensor... Trouble codes: P3040, P3050, P3060. |
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