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Professional Automotive Repair Technical Discussions for July 13, 2020 International Automotive Technicians' Network (iATN) - Members Only |
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| (Also Available: All, Asian, Chrysler, European, Ford, GM.) | ||
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2009 Audi A4 Quattro 2.0L Misfire VIN: WAUVF78K79 Hey guys here's good one. Car has a misfire on cylinder 4 but it doesn't happen all the time. I checked the data and it will go from 10-24 per 1000 revolution. Carbon on the intake valves were clean. They didn't look too bad for the mileage. Replaced the w... Trouble codes: P0304, P0300 |
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| 2010 Chevrolet Silverado 2500 HD LTZ 6.6L communicatio VIN: 1GC4KYB64A We have got the vehicle to intermittently communicate. We have tried a new tcm with no communication and cannot program. we have power at both ign feeds power at both battery feeds. grounds. and comm line test good for resistance. and we can communicate wi... |
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| 2011 Mercedes-Benz E350 3.5L wipers inop VIN: WDDKK5GF2B Hey everyone got this car in the shop customer states windshield wipers, high beams and turn signals don't work,and headlights won't turn off. I tried to scan the car with. Multiple scan tools ,but they all cannot communicate with the car because they thin... |
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| 2010 Mercury Milan Hybrid 2.5L Restricted Braking Performance VIN: 3MEDM0L30A After Replacing the complete ABS-Hydraulic-unit, incl ECU, I was able to activate the Motor and the Vacuum Pump via scanner, which was not possible before. Also manual bleeding process and ABS bleeding process went flawless. However, the braking is very mu... |
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| 2008 Toyota Avalon XLS 3.5L all gears VIN: 4T1BK36B48 vehicle lost all gears while driving on highway per customer. He disconnected battery thinking it might fix the problem, now all data lost, no codes found. Transmission doesn't engage any gear- verified. |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2014 Audi A8 Quattro L 4.0L Poor Idle Quality, Surge, Cuts out, Stall, Misfire VIN: WAUR2AFD4E Time requires me to close this now. Although the repair is not complete just yet, I'm confident the IATN family has put us on the right path. The turbos were bad (see update) & have been sent out for rebuild. One reply suggested check for coolant migration to ... Trouble codes: 17262 (Terminal 30 U140A 00 039 Open Circuit), 2875 (P0030 00 237 B1/S1 02 heater open circuit), 4012 (P050A 096 cold start idle air control system malfunction). |
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| 2012 Buick Regal Turbo 2.0L No TCM Data VIN: 2G4GS5EV8C Thanks for all the information and suggestions. I did pull the cover back off and disconnected both speed sensors plus the shift position sensor. This did not help with the lack of data. This did however provide codes so the module is responding. This is a cu... |
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| 2010 Chevrolet Silverado 1500 WT 4.8L MIL Lamp on VIN: 3GCRCPEA6A Thanks for the help folks. Glen pretty much nailed it. I flushed the system even though it didn't look that bad. Put in full synthetic oil. I could watch the pids and the longer I drive it the quicker the response time. I probably put about 30 miles on it 4 te... Trouble codes: P0011 (Variable cam timing error). |
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| 2006 Ford E-450 Super Duty 6.8L Instrument Cluster and power windows VIN: 1FDXE45S76 Well I'm calling this one fixed. No matter what I did I couldn't get the cluster to fail while this van was here at the shop. I rechecked all my powers and grounds, wiggled every related harness etc. and went on multiple extended drives. The responses I rec... |
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| 2002 GMC Yukon SLE 5.3L Misfire VIN: 1GKEK13Z62 Thanks to all that replied. Replies included check fuel trims for poss pump problems. Long term was +8 and short term was -3. Also check fuel pump volume. I noted that was good on my original request and didn't bleed down for an extended time. I also had alrea... Trouble codes: P0300 (Random miss), P0171, P0174 (Lean bank 2), P0329 (Knock sensor), P0102 (Maf). |
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| 2007 Honda Civic LX 1.8L Unknown VIN: 1HGFA15567 Son Of A B... THANK YOU ALL SO MUCH! General consensus was the clutch relay and sure enough, swapped it out with the fan relay (same part number) and the compressor kicks on immediately and ice cubes fall out of the vents. I was reading too much into it and th... |
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| 2009 Mazda CX-7 Touring 2.3L No Start VIN: JM3ER29L19 So I was able to confirm that the throttle body does not respond to pedal input with the ignition "on" position. It did respond when I cranked the engine though. I discovered that the engine was extremely sludged up inside as it looked like the oil hadn't be... |
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| 2007 Mercedes-Benz S350 3.5L MOST component position 2 Actually my MB diagnostic machine was on update. Received updated MB diagnostic machine and then I was able to see specified configuration vs actual configruation. Then I went to measure another MB and found that Number 2 component is audio amplifier(N93/1). ... |
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