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Professional Automotive Repair Technical Discussions for May 11, 2018 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2007 BMW 530i 3.0L cylinder head VIN: WBANE73577 Pattern failure. We do not have boroscope but am trying to optain one for this. It appears that valve is hanging open, my feeling is valve seat fell out. Is that a thing? EVerything as far as rockers and lifters looks okay, but when cam on low point of lob... |
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| 2012 BMW 750Li 4.4L warning light VIN: WBAKB8C55C Car came in with no drivebility complaint, only because drive train message and check engine light came on. Pulled codes, multiple faults in various control units, the only dme fault is 130108 (vanos,inlet:control fault) and fault S0398(power management, b... |
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| 2004 Chevrolet Silverado 2500 LS 6.0L MIL Lamp on VIN: 1GCGK23U64 When this truck came in, it was in limp mode, Check Engine Light on, code P0220, and had no throttle response. Throttle body was carboned up bad. With KOEO, used throttle holder to keep throttle open. Using a small wire brush and rag, gently cleaned as muc... Trouble codes: P0220 (TPS 2 voltage low), P2135 |
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| 2009 Chrysler 300 C 5.7L alternator VIN: 2C3LK63T39 Car towed in. Customer says battery light came on, drove it home and it wouldn't start next morning. We found battery dead and alternator shorted to ground. Exchange Denso alternator not charging most of the time, voltage fluctuating wildly between 11 and ... |
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| 2006 Dodge Stratus SXT 2.4L Unknown VIN: 1B3EL46X76 car has a ticking noise similar to a lifter, changed lifters noise still there, most prominent at the exhaust manifold and lead off pipe. any one ran into this noise before? |
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| 1965 Ford Fairlane 500 4.7L engine VIN: 5K47C24105 Need some different ideas for this one.Classic Ford 289 2bbl v-8.Cranks but won't start.Occasionally will try to start when first keyed and turned,but never more than a cough.Checked timing and it is dead on.Compression seems good,good fuel and everything ... |
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| 2001 Ford F-150 Lariat 4.6L power loss VIN: 1FTRX17W81 2001 f150 4.6 truck starts fine good slight throttle add more throttle vehicle goes flat on accelration .full throttle performance ok. replaces f pump filter maf tps coils dropped exhaust. seems to go into neg timing when this occurs.timing reading when at... |
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| 2009 Ford Crown Victoria Police Interceptor 4.6L Stall, Ac compressor VIN: 2FAHP71V49 Vehicle will die at idle very occasionally, maybe once an hour, runs fine otherwise. There is no indication that it will die at idle,but sometimes it will start to shake or miss but will not die.ALSO- the compressor relay will be ungrounded at times, the t... Trouble codes: P2195 |
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| 2008 GMC Acadia SLT 3.6L Speed Sensor VIN: 1GKEV33718 Customer bought car and brought into us for the ABS, Service Stability Control, All Wheel Drive Off. Codes ran and C0045 and C0569 were found in the system. After checking for TSB and finding the ones for the ring becoming dirty, we cleaned ring with n... |
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| 2014 Honda CR-V LX 2.4L Pressure readings VIN: 2HKRM4H37E AC blow no cold air at all. From what I know it worked last year/summer and am 99.9% sure no one else but me has touched the ac system on this. Checked pressures and low side with compressor running is at 0 and high side is at 30 psi. We recovered and got ... |
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| 2010 Jeep Commander Sport 5.7L MIL Lamp on VIN: 1J4RG4GT8A Does any one have a known good cam crank waveform for this 5.7? any help appreciated thank you Trouble codes: P0016 |
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| 2004 Lincoln Navigator 5.4L Excessive Emissions, Poor Idle Quality This navigator idles and runs rough has b1short term at around 5 and b1long term 12 and b2 short term at 10 and b2 long term 22 I changed spark plugs and coils no improvement also did compression test and all within specs need help thank you |
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| 2010 Mercedes-Benz C300 Luxury 3.0L Drive Belt System VIN: WDDGF5EB4A Customer complaint was a noise from the drive belt system that was audible during cold start-up, but always disappeared after several minutes of driving. Confirmed complaint, and found noise coming from the upper (grooved) idler pulley. I replaced the uppe... |
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| 2005 Volvo XC90 2.5T 2.5L No Start VIN: YV1CZ59235 Looking for advise. I have a 2005 volvo xc90. I need to install a fuel control module. I have conflicting info of location. I'm I pulling the fuel tank? Book time says 2 hrs. We all know you can spend a lot of time pulling stuff aprart to find out its not ... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2010 Audi A3 2.0L Poor Idle Quality VIN: WAUEFCFMXA Engine smoothed out and ran well after reassembling upper timming cover so no further testing could be done. suspect cam adjuster solinoid stuck and freed up during removal. Trouble codes: P0011, P052A, P0300, P0506. |
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| 2004 Dodge Stratus SXT 2.4L MIL Lamp on, Poor high rpm perfor VIN: 1B3EL46X84 Hey guys, So i took a look at the timing belt but i couldnt see the crankshaft mark but when i lined up the camshafts (it was a DOHC system) they lines up with each other and other marks made from when the belt was replaced, i also took a scope shot of the cam... Trouble codes: P0339 (Crankshaft circuit intermittent). |
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| 2015 Dodge Challenger SXT 3.6L speed sensor VIN: 2C3CDZAG5F Thank you for all of the replies you guys offered. AS I found out, the 2015 Challenger has two different ABS sensors for the front wheels. The cut off date is 3/15 for the early dated sensors but this one was built in 4/15 and had the early sensor. There is a ... |
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| 1998 Ford F-150 Lariat 4.6L No Start, Stall VIN: 2FTZX18W7W Fuse box under dash was bad causing intermittent loss of key on power to the ecm relay . |
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| 1998 Ford Expedition Eddie Bauer 4.6L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on VIN: 1FMRU18W2W Thank you for all the replies, once we discovered the compression issue and the need for further teardown the customer declined any further work. I believe the next step would have been to pull the valve cover and check the valve train, possibly a rocker arm c... Trouble codes: P0133, P0153, P1131, P1151, P0174. |
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| 2005 Jeep Grand Cherokee Laredo 4.7L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 1J4HR48N25 It was/is an internal issue! After spending 2 days trying to find external vacuum leaks, throwing a MAP & TPS at this thing to no avail I went with compression testing yesterday afternoon. I came up with no specific issue on compression and decided to reassemb... Trouble codes: P0068 (Manifold pressure/throttle position correlation), P0068 (Manifold pressure/throttle position correlation), P0068 (Manifold pressure/throttle position correlation). |
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| 1993 Mercedes-Benz 500SL 5.0L Poor Idle Quality, Cuts out, Stall VIN: WDBFA67E4P I want to thank everyone for there advise and help; I did inspect all the areas that were mentioned and everything did look ok, what i did find was the cap & rotors were completely worn and had moister in them & also replaced the coils because they looked like... |
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| 2012 Mini Cooper Countryman S 1.6L Misfire VIN: WMWZC3C51C Thank you Chris and Alan for the replies. Chris suggested a battery reset by disconnecting the battery terminals and touching the positive cable to ground for thirty seconds. Chris also suggested making sure my ICOM firmware is up to date. Another great tip... |
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| 2006 Nissan Frontier SE 4.0L Timing Chain VIN: 1N6AD07U96 High mileage engine, combined with possible complications, I decided to pass on this job. It would be like petting a porcupine, need to be careful! A poor boy special on a repair is okay at times, but there is just too much time involved in this repair. Thanks... |
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