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Professional Automotive Repair Technical Discussions for November 19, 2019 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2006 BMW 325i 3.0L Excessive Emissions VIN: WBAVB13506 Trying to figure out what would cause the cat faults to return. Autologic shows both cats have the efficiency fault codes at exactly the same time. Is there something else in common to both banks causing this or it just happens to be that the DME is testin... Trouble codes: P0420 (29F4 Catalytic Converter1 conversion), P0430 (29F5 Catalytic Converter1 conversion 2) |
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| 2010 Buick Allure CX 2.4L Power Reduced light VIN: 1G4GH5EC5A The engine we put in ran smooth, no check engine light. My manager to it for a test drive, after a mile(?), the reduced power notice came on, as did the check engine light, showing codes P0089, and P228D. We replaced the direct injection fuel pump, didn't ... Trouble codes: P0089 (Fuel pressure regulator performance), P228D |
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| 2001 Cadillac Eldorado ESC 4.6L Remove & Instl VIN: 1G6EL12Y31 Vehicle came in with P0741 TCC code performance. Dealer replaced solenoid but no help. Our tech drove vehicle and could see a 250 rpm slip on the converter when lock-up up. Have seen this before, problem is definately the torque converter is slipping. Yes ... |
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| 2012 Chevrolet Silverado 1500 LT 5.3L ABS System VIN: 1GCPKSE75C I have a 2012 Silverado 1500. Customer complaint is an ABS and traction control light. Scanning system reveals C0050 RR abs sensor plausibility code. All circuits tested good. Removing both ABS speed sensors revealed the RR tone ring is loose and spinning ... |
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| 2016 Chevrolet Silverado 2500 HD LT 6.0L Body module VIN: 1GC0KUEG8G Keeps setting U0401 code in BCM have ran what little diagnostics there in Mitchell with no answer, also perfomed bulliten repairs with no fix, also reflashed ECM and BCM. Code is U0401 symtom 71 invalid data recieved from ECM. Checked all communication wir... |
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| 2003 Dodge Ram 1500 Laramie 5.7L Poor Idle Quality, Misfire VIN: 1D7HU18D43 We pulled the plugs and all seems good and all cylinders have spark. Seeing this happens so intermitt i finally figured out #1,2,4 are dead. It doesn't set a misfire code and exhaust is rich (smelly) but if you shut it off and restart it will run fine 90% ... Trouble codes: P0222 (Tp sensor 2 low voltage), P0123 (Tp sensor 2 high voltage), P0118 (Ect sensor), P0113 (Iat), P0129 (Baro) |
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| 2004 Ford F-150 Heritage XLT 4.2L No Start VIN: 2FTRF17234 This F-150 has a very very intermittent no start after it has run for about 15 minute or more. When it does act-up there is no communication with the PCM, instrument cluster, or the PATS module. According to the wiring diagram I have the PCM and the instru... Trouble codes: U1262 (SCP Communication Bus Fault), B1681 (PATS Transceiver Module Signal Not Received) |
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| 2010 Ford Mustang GT 4.6L Stall VIN: 1ZVBP8CH9A Thank you all in advance, This is one has become quite the little problem child . Ok this is the typical kids hot rod and when coming up to a stop with the clutch pushed in the engine can die . It will always restart . Bring it back to the shop and hook up... |
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| 2011 Ford E-150 4.6L Obd monitor VIN: 1FTNE1EW9B Unable to get oxygen sensors obd monitor complete. There is a permanent code p0351( ignition coil a circuit). I test drove for 156 miles. Each trip, i start when engine is cold. Has anyone have this problem before??? other ford i test drove, it complete le... |
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| 2013 Ford F-150 FX4 3.5L turbo VIN: 1FTFW1ET4D fitting on rear of left cylinder head for coolant pipe to turbo leaking has anyone changed one of these quick connect fittings on the rear of cylinder head how do you get access to it i lowered rear of transmission to tilt engine but that did not help at a... |
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| 2015 GMC Yukon XL Denali 6.2L electrical VIN: 1GKS2JKJXF This truck has an electrical problem thats driving us crazy..Intermittently it will not start no power at push button, when it does start the dash gages will drop out, radio and hvac will not light up, had many codes stored in many modules, sometimes no co... |
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| 2015 GMC Yukon Denali 6.2L undercarraige VIN: 1GKS2JKJ8F I have this car with a vibrating/scraping noise under slight load at 20 mph. the noise is loud in the rear drive shaft but lower in the transfer case. keep in mind we already changed 2 transfer cases(used with under 10 miles) and the rear diff unit new fro... |
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| 2008 Infiniti EX35 3.5L Air conditioner VIN: JNKAJ09E78 Ok nissan/Infiniti techs I need some help on this vehicle. It’s a 2008 Infiniti EX35. Vehicle came is with issue on the ac system staying on but wont turn off or change settings. Also the radio is not working no volume or controls on the head unit Or the s... |
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| 2011 Mini Cooper 1.6L Footwell Module VIN: WMWSU3C53B I replaced all effected modules but the CAS module will not take updates or software, vehicle has 5 codes for footwell module: Communiction with step motor controller on the right disrupted, communication with step motor controller on the left disrupted, s... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2001 Audi TT Quattro 1.8L exhaust pipe VIN: TRUUT28N21 my update said it all,once I got the factory info it was a piece of cake.once you lower the subframe and remove the cat,pipe will come right out easily.actually got it done in less than the 4 hour flat rate.thanks again.if you are doing one,removing flange ... |
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| 2009 Buick Enclave CXL 3.6L Stall VIN: 5GAER23D09 rechecked timing and it was off cams seemed in time with each other. Really had me guessing with having good compression and seemed to run smooth the few seconds it would run. Thank you all that gave advice very much appreciated Trouble codes: P0336. |
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| 2012 Chevrolet Equinox LS 2.4L Ebcm Pscm VIN: 2GNFLCEK7C A new rear clutch control module fixed this. Special thanks to Danny Kern for a 2015 post on calibrating this module. His post answered what GM techline couldn't about numbers on a connector. Bill, I tried a hard reset many times with no luck. The only modul... |
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| 2003 Dodge Ram 2500 ST 5.9L Start up VIN: 3D7KU26C93 Before isolating each injector we decided to retorque all the thru-head fuel tubes. Two were found less than sufficiently tight. Since securing them all no further extended crank time and pressures have normalized. Thanks to all who chimed in. |
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| 2017 Dodge challenger 6.4L rack n pinion VIN: 2C3CDZFJXH Did the relearn procedure . Key on ignition off lock to lock with the steering wheel. works perfect. Thanx Dan |
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| 2002 Ford Escape XLT 3.0L heavy pcv vacuum VIN: 1FMYU04192 Thanks all for your responses, the issue had turned out to be a blown intake gasket along with a torn egr o-ring causing the vacuum issues. The running rough was also fixed by this as well as with the intake off I ohmed the back coils and found them to be bout... |
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| 2011 Ford F-350 Super Duty XL 6.7L Mechanical VIN: 1FDRF3HT3B Thanks for the replies, we ended up lowering the oil pan, because the gasket was new, and installed the timing cover gasket. Crankcase breather was replaced last time. Thanks again. |
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| 2007 Jeep Liberty Limited 3.7L Transfer cas VIN: 1J4GL58K27 The responses I received were spot on.I had taken it to a transmission shop earlier and the tech that drove it didn't think it was the converter so we ignored it.While on a road trip with my son in his 2016 Yukon it did the same thing.He said that the dealer h... |
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| 2008 Volkswagen Touareg 3.6L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: WVGBE77L58 thanks guys for the help, special to mike [...] from earlville new york, you are good.this car is not fixed yet Trouble codes: 08853, 02 (fuel pressure regulator valve n276 short to grn p2295). |
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