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Professional Automotive Repair Technical Discussions for September 15, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2010 Audi Q7 TDI 3.0L Tpms VIN: WA1LMAFE5A HI everyone my name is shawn i work at [...] automotive in lexington Ky, my problem is this audi Q7 is setting a TPMS fault of 3542 wheel Diameter implausible. i can reset the TPMS and it will stay off till you reach a speed of 80 miles per hour and then it... |
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| 2007 Cadillac Escalade ESV 6.2L "Thump" under acceleraction VIN: 1GYFK66887 This truck belong to a friend/Shop owner. He's complaining about a "thump" noise under hard/medium acceleration. Can't duplicate on lift, on when the wheels are on the ground. He lubed the drive shaft splines. Took truck to his transmission shop, where they op... |
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| 2007 Chevrolet Colorado LT 3.7L Ignition VIN: 1GCDS13E27 after repair issue seemed to be fine, ran vehicle for about 30 mins. and shut off to let cool soak since that was the original issue. I started it back up after about an hour and started to run fine then started to have a miss fire, found a few random rolling ... |
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| 2006 Chrysler 300 Touring 3.5L keyless entry VIN: 2C3KA53G16 Vehicle originally came in with a battery with a dead cell. I replaced the battery and he left, came back 2 days later dead again. He wanted to take it to the Chrysler dealer. They diagnosed it as a bad radio head unit draining the battery. I took it to an ind... |
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| 1996 Ford Mustang SVT Cobra 4.6L Pats VIN: 1FALP47V9T Customer states he drove vehicle to a shop to have plug wires replaced and it has not run since. We are the 3rd shop to have it and I can see why. Theft light flashing rapidly with key on for about 3 minutes then will flash what appears to be a code 12 for a m... |
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| 2003 Ford F-150 XLT 4.6L Sinking Brake Pedal VIN: 2FTRX18W43 Truck has good brakes but the pedal fads . I believe it Is the HCM. Brake Hydraulic Control Module. Does any one have any experience with this problem and what was the fix? |
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| 2005 Ford F-250 Super Duty XL 5.4L Hesitation VIN: 1FTNF215X5 Bad stumble when cold if you step on foot feed quick. Also pops back though intake. I checked cam timing with IDS they look fine. Down stream [...] one sits rich the other sits lean if stab throttle the will respond upstream o2 moving fairly good. Long ter... Trouble codes: P0300 |
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| 2007 GMC Sierra 2500 HD Classic SLT 6.6L Excessive Emissions VIN: 1GTHK23D27 Hey everyone, this might sound like a rant... but here we go: This truck is giving me a run for my money... It smokes excessively from the tailpipe, with no change no matter what I do. It is grey smoke, raw fuel. My first look at the truck I check fuel trims... |
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| 2008 GMC Envoy SLT 4.2L MIL Lamp on VIN: 1GKDS13S38 problem child here. came in from another shop where it supposedly had the ftp sensor changed. droped the tank to gain access to ftp sensor and found what looked to be oe gm sensor. tested all circuits via circuit / system testing found on prodemand and identif... Trouble codes: P0454 |
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| 2011 Hyundai Sonata Limited 2.4L Radio VIN: 5NPEC4AC3B The radio has a chirping noise in it. About every 3/4 of a second it will chirp if you are listening to AM, FM, CD... The chirp will get louder and softer. (The radio volume does not when this happens.) Have disconnected the steering wheel controls thinking it... |
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| 2002 Jeep Liberty Limited 3.7L Tachometer VIN: 1J8GL58K12 Simple question. We have this Jeep Liberty and the Tachometer doesn't work. Needle does not move on a Sweep Test. Question is, can I replace the Tach with a good used, or is the cluster serviced as an assembly . |
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| 2004 Toyota Highlander 3.3L MIL Lamp on VIN: JTEGP21A54 we got another cat inefficiency code today and decided to used the Autel to print out the data stream when the code was recorded. Got coolant temp at -40, short term fuel trim, long term fuel trim at -100, vehicle speed 0.00, engine speed 5 rpm, intake air at ... |
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| 2004 Toyota Tacoma 2.7L MIL Lamp on VIN: 5TEWM72N74 Applied vacuum by pump to egr valve and vehicle stalled right away. Next went to the ported vacuum source and found NO vacuum for the Egr solenoid (VSV)at the throttle body. Took Throttle body off of vehicle and cleaned out the two small ports with carb clean ... Trouble codes: P0401 |
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| 2014 Toyota Corolla L 1.8L tire sensors VIN: 5YFBURHE8E Vehicle came in with tire light on. Code C2126 is stored in tire module. Description for this code includes this, When the tire pressure warning ECU and receiver successfully receives radio waves from all the transmitters whose ID's are stored in the ECU, DTC ... |
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| 1990 Volkswagen Cabriolet 1.8L Hesitation, Cuts out VIN: WVWCB0150L Hi this cabrio as a miss all the time when you are between 2000 and 3000 rpm at cruise its the worst the rpm will drop about 400 rpm every 3 seconds. at idle in the shop it wont do it that often but i can make it do it by starting the wipers. we went trough al... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2005 Audi A4 3.0L license plate lights VIN: WAULT68E75 Thanks to each of you that replied to my help request. It was and is much appreciated. As the majority of you said it was broken wiring in the wire loom. Ground wire for license plate lights was broken in 2 places along with another wire that went to the trunk... |
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| 2003 Dodge Durango SLT 4.7L compressor VIN: 1D4HS48N43 Thank You for all of your responses and great recommendations. The electric fan had an intermittent failure that was hard to catch. Thanks to your feedback we were able to catch it in the act! Why do we overlook the most obvious, we try to make things harder t... |
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| 2005 Dodge Ram 1500 ST 4.7L Rear differential VIN: 1D7HA18N25 Waiting on customer to decide what he wants to do. After driving with solenoid pack disconnected,I could not get it to act up. I dropped transmission pan and found metal shavings. I advised customer of the situation and recommended trans repair or replacement.... |
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| 2008 Hyundai Santa Fe GLS 2.7L Misfire, MIL Lamp on VIN: 5NMSG13D88 ok so this one is fixed. It turns out the timing had jumped a 3rd time. i replaced the already new tensioner , reset the timing and the engine runs perfectly. its just crazy that it didnt set any kind of cam crank codes. thanks for all the input. Trouble codes: P0300, P0301, P0305. |
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| 2001 Land Rover Range Rover HSE 4.6L Misfire VIN: SALPM16431 Hello Again, It indeed was a bad coil as most replies stated.I tested old coil and the primary was shorted to the secondary on cylinder 4 and 7.why 4 didn't misfire is a mystery. A few of the replies suggested wiggling out the old coil without removing the... Trouble codes: P0307 (misfire cylinder 7). |
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| 2010 Mini Cooper Clubman 1.6L A/c Compressor VIN: WMWML3C51A We used the advise provided and all of it still pointed to the Junction Box that houses the relay for the compressor clutch. It in built in and not accessible. We plugged in a known good Junction Box and the compressor worked properly. Coded the Junction Box t... |
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| 2006 Pontiac G6 GTP 3.9L Hesitation, Stall, MIL Lamp on VIN: 1G2ZM55176 The fix for this vehicle wound up being the MAP sensor. My mistake was assuming that by replacing the old MAP sensor with a new MAP sensor originally and still having the same symptom that the MAP sensor was not the issue. It turns out the new MAP sensor I ins... Trouble codes: P0106 (MAP sensor performance), P0108 (MAP sensor circuit high voltage), C0550 (ECU performance), C0561 (System disabled - invalid serial data received). |
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| 2005 Volkswagen Passat GLS TDI 2.0L transmission shifts VIN: WVWCE63B55 Removed the valve body today, and found a broken input drum that in turn broke the input speed sensor. This vehicle will need the transmission repaired or replaced. Thanks Marlon from Europa Motors for informing me of this possibility. |
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