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Professional Automotive Repair Technical Discussions for May 1, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2008 BMW X5 4.8i 4.8L Hesitation, Stall, Misfire, MIL Lamp on VIN: 5UXFE83508 Car drives and feels like it has a misfire and check eng light flashes, i swaped coils and even injectors and same thing happends. I dont want to give up on this car. Any help will be appreciated. Trouble codes: 29CC, 29CD, 29D1, 29D4, 2E27, 2E2B |
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| 2011 BMW X5 xDrive50i 4.4L Mechanical VIN: 5UXZV8C57B We have an E70 / N63 Engine 4.4 that was towed in with a lot of engine noise and only had two quarts of oil when we dumped the oil out. We changed the oil and that didn't help, we still have engine noise and codes. We pulled records from the dealer and the cus... |
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| 2004 Cadillac CTS 3.6L No Start VIN: 1G6DM57724 Customer stated that the vehicle sat over the winter and when they went to start it the battery was dead. Vehicle started and ran fine before winter. After new battery install the vehicle started and ran normal. Next day, no crank. They disconnected the batter... Trouble codes: U0100 (Lost Communication With PCM), U1000 (Class 2 Problem), U1016 (Loss of Class 2 with PCM) |
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| 2007 Chevrolet Tahoe LTZ 5.3L AFM Lifters VIN: 1GNFK13047 I am working on a 2007 Chevy Tahoe, 4WD, 5.3L engine with RPO code LMG. It came in with codes P0300 and P0521. It had a valve train noise and I was able to isolate it to the passenger side of the engine. I got the valve cover off and discovered a valve rocker ... |
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| 1993 Ford E-350 Econoline 5.8L Excessive Emissions, Misfire VIN: 1FDKE37H4P vehicle failed a tsi smog inspection. emission samples taken at both idle and 2500 rpm. hc 7500 and co 6.5% at idle. 2500 hc 4600 co 3.75. after a check of the basics found cylinders 1 and 2 at 0psi. leak down found burnt exhaust valves. removed heads and se... |
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| 1993 Ford F Super Duty XL 7.5L Excessive Emissions VIN: 2FDLF47G1P I've been chasing my tail for two weeks, going on three, working on this. It makes for a long story. This system has no cat, one air pump supplying two dump valves, one for each bank. Each valve is controlled by its own solenoid. Initial fail for high co ran... |
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| 1996 Ford Aerostar 3.0L Misfire VIN: 1FNCA11U5T start vehicle it runs fine shut it off and restart immediately misfires on number three let sit 20 mins start up runs fine till you shut it off doesn't matter if 20 seconds or 2 hours runs fine shut it off crank it right back up and dead miss has new plugs wir... Trouble codes: 90303 |
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| 1998 Ford Ranger Splash 2.5L Idle control VIN: 1FTYR10C7W Vehicle keep idle at 1100rpm up to 1200,We blocked the air control valve and /or disconnected. Problem still there, we cleaned the mass air flow meter as well. there is no engine codes. We disconnected pcm to drain all the power, when we connected back idle se... |
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| 2012 Ford E-250 4.6L Rsc/Tcs VIN: 1FTNE2EW5C On this delivery van the ABS light is on for a C1095. It had corroded power wires under the coolant reservoir. Repaired and found the HCU is also defective. Haven't replaced it yet The other problem is that the TCS off light and TCS light are blinking erratic... |
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| 2013 Ford F-150 FX4 3.5L oil pressure VIN: 1FTFW1ET8D Got this truck in and shortly after 3-5 miles of a test drive, oil pressure falls to zero and the engine starts making loud noise, almost like a timing chain tensinor . I then put the truck in natural and shut the truck off. by the time i come to a stop and tr... |
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| 2001 GMC Sierra 2500 HD SL 6.6L innacurate gauge VIN: 1GTHK29151 the customer came in with the complaint of erratic fuel gauge readings. verified and the gauge read empty and the low fuel message was on.hooked up scan tool and swept gauge, no sticking and seemed to sweep smooth 5 or 6 times. i put the truck up and unplugged... |
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| 2009 GMC Yukon Denali 6.2L camera VIN: 1GKFK03279 Hello, this vehicle has a inop rear camera. the screen goes black when put into reverse. i used identifix for the troubleshooting someone posted there that has you do the pin-out tests...of course all test good.. conclusion is to replace the camera.. had anoth... |
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| 2007 Honda Odyssey EX 3.5L Radio VIN: 5FNRL38737 I replaced battery due to maintenance. One battery was connected, I went to unlock radio but their is no display. I pressed power and nothing happens. Pressed and held #1 & #6 then pressed power still nothing. I removed battery cable for 15 min., reconnected a... |
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| 2010 Honda CR-V EX-L 2.4L Climate Control Unit VIN: JHLRE4H79A Vehicle came to the shop not cooling and low of freon. E&R system, it cooled and worked great. Testing revealed a leak coming from the evaperator housing. We removed evaperator and expansion valve,found the evaperator leaking, replaced it and re-installed. Whe... |
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| 2009 Jeep Grand Cherokee Limited 4.7L Downshift harsh VIN: 1J8HR58P39 Hi group. This Jeep was purchased by my son 2 weeks ago. I checked it at that time and all was good. Now it has developed a harsh downshift from 3-2 and 2-1. I don't really do much transmission work and any pointers to help him out would be greatly appreciated... |
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| 2010 Land Rover Range Rover Supercharged 5.0L Misfire, Poor Fuel Economy, MIL Lamp on VIN: SALMF1E41A Replaced oil cooler and water pump ,drove 15 mile test drive ran fine. Returned car to customer and within 50 miles started to run poorly ,then they returned car to us smoking with raw fuel smell out exhaust. Found #4 cylinder flooded with fuel from leaking in... Trouble codes: P0302, P0304, P0306, P0308, P0300 |
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| 2008 Lexus LS460 4.6L check eng VIN: JTHBL46F88 Hello customer came in with this car with the message check VSC system and check eng light on.. I scanned car with our new snap on versus edge and I'm able to scan all the systems the only code I have is a [...] to lean bank 1. No abs codes thats the onl... |
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| 1996 Mazda Miata 1.8L Poor Idle Quality VIN: JM1NA3531T Hi, this car has a p1794 hard fault, from what i read this code is related to clutch switch input to ecm, this car runs like timing belt has jumped or has low fuel pressure, won't idle and has no power, should i chase this code or test all the basics first.I r... Trouble codes: P1794 |
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| 2005 Mercedes-Benz C230 Kompressor 1.8L MIL Lamp on VIN: WDBRF40J25 This vehicle has a re occuring code p0340 after clearing codes, none of the other codes have returned. Scope traced intake camshaft position sensor, the signal wire pattern is a clean square wave pattern, b+ is present and ground is present at the correspondin... Trouble codes: P0340 (Camshaft position sensor a intake camshaft), P0304 (Cylinder 4 misfire detected), P0010 (Camshaft position actuator circuit/open bank 1) |
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| 2003 Mercury Mountaineer 4.0L Safety VIN: 4M2ZU66K73 hads no power to starter relay change switch on side of trans . now it still won't start. pats problem. codes b1213 b1681 b2103 pulled steering wheel cover apart found receiver wires missed up changed receiver and plug still same codes. I have checked all wiri... |
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| 2015 Ram 1500 SLT 5.7L Eps VIN: 3C6RR7KTXF Customer complained about no p/s assist. Since we have had it we haven't been able to duplicate problem. We have checked with chrysler canada to see if a recall had been done or if one was outstanding and the answer was "no outstanding recalls on this vehicle"... |
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| 2003 Saturn Vue 3.0L Cuts out VIN: 5GZCZ63B93 ok my saturn techs out the i have a 2003 saturn Vue 3.0 that at first has a hard time starting. and when cold it would turn on and run for about a minute or less then shut off . cranks on right away. but as soon as the engo=ine is warn it stays on and wont shu... Trouble codes: P1629 |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2010 Audi A4 2.0L Engine Noise VIN: WAUAFAFL7A ---SUMMARY Noise was definitely from rear of engine. We removed the transmission and inspected the dual mass flywheel and the flexplate. We saw no breakage or cracks on either. On the flexplate we some wear in the center but nothing significant, nothing we f... |
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| 2007 Chevrolet Impala LS 3.5L Tcm VIN: 1G1ZS57N57 Thanks so much for the replies, what it turns out being was one of the ground splices that bolt to the engine via trans stud. There are multiple grounds in each of the three ground spices. Loving the Michigan winters along with salting the roads to melt ice th... |
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| 1997 Honda Accord LX 2.2L Unknown VIN: 1HGCD7235V after removing the cooling lines that go to the radiator. noticed when the engine was on i would not get any fluid coming out from there. mostlikely a damaged pump or restriction. junk yard gave me a new one. all is good now |
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| 2008 Kia Sportage LX 2.0L MIL Lamp on VIN: KNDJF72448 well customer has taken the car and said she will bring it back if the light comes back on. that was 2 weeks now. we have checked the exhaust, vacuum leaks, cleaned the mass air flow, compared the 2 o2 sensors, road test and could not get code to reset. gave i... Trouble codes: P0133. |
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| 2003 Mercury Mountaineer 4.0L No Start VIN: 4M2ZU66K73 had no power going to starter relay changed switch on side of trans nnow I have pwer to starter relay still no start pats problem |
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| 2010 Pontiac G6 2.4L Poor Idle Quality, Hesitation, Cuts out, Misfire VIN: 1G2ZA5E09A Thank you all so much for such quick responses. The pattern on both sensors looked good but I did not bring both together and compare. Since We installed a timing set to try and resolve this issue I know that the set was installed correctly. We did not know th... Trouble codes: P0017 (ckp to exhaust cmp correlation), P0106 (map SYMPTOM 00). |
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| 2008 Saturn Astra XE 1.8L Hesitation, MIL Lamp on VIN: W08AR671X8 Hi, sent to dealer, suspected ecm, another shop put in a gas pedal assy. customer was impatient and did not want to spent money. Too much risk, let gm deal with them...Thanks for all the help |
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| 2012 Subaru Impreza Sport Premium 2.0L blower motor VIN: JF1GPAL68C I am not sure if I fixed the problem or not. The fuse would blow about once a month. I did replace the new blower with another one. I checked all wiring the best that I could. I replaced one of the blower fuses with one 5 amps more. Thanks for all the help. |
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| 1996 Toyota Avalon XL 3.0L MIL Lamp on VIN: 4T1BF12B4T So after installing the new ecu the egr vsv is no longer being commanded on when coolant temp is below 125F. After the install I put it on my Dyno and saw no vacuum to the egr until about 1 minute of driving where as before it was immediate on cold start up. T... Trouble codes: P0402. |
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| 2007 Toyota Camry XLE 2.4L security VIN: 4T1BE46K57 After spending much time on this vehicle we decided to recommend to customer to bring vehicle back to auction. We were not able to fix it. Jeremy was right about connectors near kick panel. Their were many wires that were corroded and I don't believe the flo... Trouble codes: B2799 (Engine Immobilizer code). |
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| 2010 Toyota Venza 3.5L Starting System VIN: 4T3BK3BB6A Hello! Thanks for the replies. After a lot of further diagnostic time and getting help from other technicians in my local area, weve decided to call it for a body control module. The BCM just isn`t sending out the correct signals, even though everything going ... |
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