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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 1, 2020
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
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Open Help Requests for All Makes and Models
Help Request Answers
2012 Audi Q7 Premium Plus 3.0L engine oil pressure VIN: WA1LGBFE0C
customer complaining of epc light coming on do not exceed 4000 rpms intermittently. recently had f22 switch replaced for the same issue a few month back. removed the switch and checked for oil pressure with vehicle fully warm. 20psi@idle, 25psi@2500, 27...
2002 BMW 325xi 2.5L Drive-axles VIN: WBAEU33442
Hi all in IATN land. I hope you are all safe and getting through this Covid thing. I'v been servicing BMWs for quite some time but this one is giving a fight. Customers complaint is only after driving at 60 mph for at least 20 min, the car will develop a v...
2007 Chevrolet Tahoe LTZ 5.3L Cuts out VIN: 1GNFK13067
This truck has an intermittent p0335. Randomly the tack will go to zero and truck starts to run bad. It has happened twice in 10 days. When I pulled in the truck ran fine. Pulled the starter to check the harness and all seemed OK. At this point the truck w... Trouble codes: P0335
2005 Chrysler Town & Country Touring 3.8L Left blend door VIN: 2C8GP54L95
We need some help with this Town and Country. It has automatic temperature control. It came in with the A/C system empty. After an evacuate and recharge the system seemed to blow cold. After a few minutes of run time the driver's side started moving to ful...
2015 Ford F-150 XLT 2.7L Poor Idle Quality VIN: 1FTEW1EP3F
I have a 15 Ford F150 here that has kicked my butt for a month now. It was towed in with the timing chain broken to the right cylinder head. We pulled it apart and found the crank pulley for the right chain broken into 4 pieces. We retrieved all of the par... Trouble codes: P0301 (1 cylinder misfire), P0316 (1 cylinder misfire on start-up this code does not always set)
2009 Infiniti M35 X 3.5L Poor Fuel Economy, MIL Lamp on VIN: JNKCY01F49
Hello, This car has come to us from local body shop. After they replaced bank 2 converter (after market) bank 2 upstream A/F sensor and bank 2 down stream O2 sensor (aftermarket), trans cooling lines. Check engine light comes on setting PO174 bank 2 lea... Trouble codes: P0174

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2010 Audi Q5 Premium Plus 3.2L Misfire VIN: WA1MKAFP1A
OK, I think I have followed this as far down the rabbit hole as I needed to. The original problem was an intermittent misfire on cyl 1. we had a valve that leaked at lower engine speed and was identified with pressure wave scope test that confirmed intermitt... Trouble codes: P0301 (Cylinder one mifire).
2000 Jeep Grand Cherokee Laredo 4.0L No Start VIN: 1J4G248SXY
Cars fixed.2 Bad keys from dealer. Got an aftermarket, programmed it and it fired right up. Locksmith who cut key for me explained what's going on. Dealers are buying super cheap chips for their keys. Original chips cost about $6 for these Jeeps. They're bu...
2011 Mercedes-Benz S550 4Matic 5.5L Air ride level VIN: WDDNG8GBXB
I am closing this request with the desire to update it at a later date for everyone. Nothing to date has helped repair this issue. Yes the struts are OE new. The pump is OE new. The valve block is OE new. The relay is OE new. We switched a module from another ...
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