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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for May 26, 2020
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Open Help Requests for All Makes and Models
Help Request Answers
2010 Audi Q5 Premium Plus 3.2L Misfire VIN: WA1MKAFP1A
We have had an intermittent misfire at idle only on cylinder 1. we have changed plugs, coils and even a new injector. we also found an intake valve not sealing all the time with a pressure wave scope check. with intake off and cranking, you could here it s... Trouble codes: P0301 (Cylinder one mifire)
2015 BMW M3 3.0L clutch disk and pressure plate VIN: WBS3C9C51F
Hi Guys, I have a customer with an f80 m3 manual transmission that has a noise coming from the clutch area when pushing on the clutch, it does not feel like a vibration from the pressure plate, but does have the noise of a bad pressure plate. At this milla...
2013 Chevrolet Malibu Eco 2.4L MIL Lamp on VIN: 1G11F5RRXD
Hello IATN. im dealing with this 2013 Chevrolet Malibu eco hybrid. Vehicle was originally towed into my vehicle for engine replacement. Customer elected to go with a used engine. After work was done, customer called stating his check engine light came on t... Trouble codes: P0191, P0191
2004 Chrysler PT Cruiser GT 2.4L Surge, Cuts out, Stall, MIL Lamp on VIN: 3C8FY78GX4
Group this car has been to a few shops. I received 3 weeks ago. Complaint is suddenly drops power and will not go. It sometimes even dies. Key off and back on usually runs fine till next problem. I got the mentioned codes above ( all 4 injector code p0201-... Trouble codes: P0201, P0202, P0203, P0204, P0038, P0032
2011 GMC Acadia SL 3.6L Unknown VIN: 1GKKRNED5B
Afternoon everyone! I have a bit of a puzzling problem that you would think would be pretty straight forward. This acadia has come back to the shop twice without any Freon in the system. We previously installed compressor and condenser, charged up, and eve...
2016 Honda Odyssey SE 3.5L Surge VIN: 5FNRL5H30G
Van has surge on acceleration that feels like ignition miss.Has no codes but misfire data showed miss on #3 and #6.Plugs looked good,but tried new plugs and coils on those two cylinders.I can feel the surge even when nothing shows on misfire data.I noticed...
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
2014 Nissan Altima SV 2.5L Stall VIN: 1N4AL3AP3E
I hope everyone is doing alight out there. This is a question that hopefully someone who knows these cars well can answer. The customer said sometimes the car will buck and surge and sometimes stall only when in drive. When put to neutral it goes away. If ... Trouble codes: P17F0
2016 Porsche Cayenne S 3.6L radio VIN: WP1AB2A23G
Hello all, Have this Porsche Cayenne that likes to do a radio reboot every 3-4 min. When it happens Porsche emblem is on the display, takes about 20 seconds to refresh and radio comes back on. May be on a different station or input but it seems to be do...
2003 Toyota Highlander 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: JTEGF21A63
Here's a little back story of the car. Customer came in requesting to replace the converters. He had someone check them and found to be bad. I replaced all of them for him. The cats where indeed clogged and separating. Car started up and ran ok afterwards.... Trouble codes: P0300, P0301, P0303, P0305
2007 Toyota Tacoma 4.0L ABS module VIN: 5TEMU52NX7
ABS and brake light are on. DTC's are C0210 Right Rear Speed Sensor Circuit and C0215 Left Rear Speed Sensor Circuit. ABS Sensor Pinpoint Tester shows a signal coming from both rear sensors. Sending a signal to the module shoes no signal received at the mo...
2002 Volkswagen Beetle GLS 1.9L No Start VIN: 3VWCP21C52
we have check timing marks verified in time. cam never moved to crank during service. bled using a mitivac air vaccum system. cracked injector lines several times. tried running off a different fuel source thru injection pump. also bled that fuel source. F...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 Chevrolet Suburban 1500 LTZ 5.3L Filling Fuel VIN: 1GNFK16308
I did find what was the problem with the slow fill. Dan [...] was closest to the fix. I appreciate all the replies I received. What I found was a additive cap cardboard insert was sitting on the screen in the rubber hose. I still don't u...
2000 Ford Mustang 3.8L Fuel Gauge VIN: 1FAFP4041Y
I have not fixed this car yet. I have had to many other jobs to be able to spend enough time on it, and the customer is not in a hurry yet. When I do get it fixed I will add a reply to let everyone know what the fix was for reference later on. I appreciate all...
2013 Ford Fusion SE 1.6L Low power VIN: 3FA6P0HR0D
Thanks to all those who replied. I did check the cat with a video scope and also by driving with the exhaust disconnected. This made no difference. (Sounded fast though). I also monitored boost and high pressure fuel desired vs.actual. I did not have another v...
2014 Ford Mustang 3.7L Clutch VIN: 1ZVBP8AM8E
Removed trans and found faulty slave cylinder bearings. The slave came with the clutch kit. I've been burned a couple times by these slave cylinders. Will replace slave cylinder from dealer only from now on. Thanks for replies.
2013 GMC Yukon Denali 6.2L electrical VIN: 1GKS1EEF1D
ok everyone thanks for the help, this is what i found. first i went to the grounds under the hood, removing and clean, the one ground driver side back of the block wasn't all that tight. once done i had know problems with the rear latch or radio going off live...
2009 Toyota RAV4 2.5L Misfire, MIL Lamp on VIN: 2T3BF33V99
Hello Techs, great replies here as usual and I will be retaining this thread for reference. Glenn's reply got me looking at the fuel system a little bit harder. I never did a fuel pump volume test so I decided to perform one. I found great volume, approx. ... Trouble codes: P0301 (Missfire Cylinder 1).
2000 Volvo S40 1.9L Vvt VIN: YV1VS2559Y
well... I was never able to figure this one out. I want to thank those for the good input. The client was over the car and plans on trading it in soon. Here is what I did further on this car. First off - this S40 does not have a spring loaded VVT as a few peop...
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