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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for June 6, 2019
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Open Help Requests for All Makes and Models
Help Request Answers
2002 Audi TT 1.8L No Start VIN: TRUSC28NX2
This TT came to us as a crank/no start issue. We verified: fuel pressure (41PSI) injectors firing coils/plugs produce good spark Compression : 155#-160# on all cylinders Leakdown loss less than 7% on all cylinders Timing components good a...
1991 BMW 750iL 5.0L Hesitation VIN: WBAGC8314M
Vehicle came in for low power, after checking it out, found noid light on drivers side is flashing very dim. passenger side is bright, pulled spark plug wires on drivers side no change in idle and has good spark, passenger side has good spark too and engin... Trouble codes: 201 (O2 sensor control), 201 (O2 sensor control)
2006 BMW X5 3.0i 3.0L master cyl VIN: 5UXFA13556
customer says pedal is soft,and wanted brake bleed. preformed pedal didn't change replaced master still no change no air in system. rear brakes when you pump up and crack both rear bleeders fluid doesn't shoot out it dribbles out and pedal doesn't go down ...
2002 Cadillac Escalade 6.0L MIL Lamp on VIN: 3GYEK63N42
Thanks in advance, got some rich codes kicking my butt. Hopefully someone has been here before. No Drivability issues at all, codes will reset at 3 miles down road but not at idle. Fuel trims at idle and cruise S -7 and L -10 at all times, never goes into ... Trouble codes: P0172, P0175
1995 Chevrolet Caprice Classic 4.3L Poor Idle Quality, Stall, MIL Lamp on VIN: 1G1BL52W1S
starts and runs fine until accelerating . then cel light comes on with low oil level light. engine cooling fan comes on and stays on until ignition is turned off. everything resets when ignition is cycled. engine idles rough & hesitatesafter lights come on Trouble codes: 13 (heated o2 open circuit), 27 (egr solenoid open circuit)
2011 Chevrolet Express 4500 6.6L White smoke VIN: 1GB6G5CL9B
This diesel will blow billows of white smoke intermittently. When it does, it seems to run fine and no codes. We thought it was the DEF system pumping excessive urea in the exhaust. We did a flash to delete the DEF system. We removed DPF and still blows wh...
2006 Dodge Durango Adventurer 4.7L No Start VIN: 1D4HB48N06
truck ran just had overheated,now no injector pulse,have spark will run if spray fuel in intake g100 and g114 are attached .what am I missing ?//
1996 Ford F-150 Eddie Bauer 5.0L hard starting VIN: 1FTEF14N1T
this thing is hard starting more after sitting overnight. after it starts it misses for a few seconds then clears out. starts and runs ok after that. spark plugs and wires replaced. fuel pressure cold is 40 psi, maf is 0.15 g/s, baro 158, iat 91 degrees, e... Trouble codes: P0141
2012 Ford Fusion SE 2.5L Battery drain VIN: 3FAHP0HA1C
Vehicle brought in from used car lot down the street. The R.O. says they have put two batteries in the vehicle but it still keeps draining batteries over night. I verified the draw. 3.4 amps after key is turned off continuous up until you either physical...
2015 Ford F-450 Super Duty XL 6.8L intake manifold runner VIN: 1FDUF4GY5F
Truck came in with low power. Low end power is OK. At upper speeds and load the power tapers off. There is a squeal noise from intake manifold. Can not see IMTV working. Data says that the IMTV is "ON" at all speeds and RPM's. According to data the PCM wat...
2006 GMC Sierra 2500 HD SLT 6.6L Steering VIN: 1GTHK23D66
Hey guys, I have this 06 2500 Sierra 6.6 diesel with hydroboost system. When turning the steering wheel to the left at slow speeds or while stopped, there is a rubbing/grunt type noise, doesn't do it when turning right. The pump is full, no air in fluid, I...
2004 Honda Civic DX 1.7L Steering VIN: 2HGES16364
Looking for some insight. At full lock, power steering pressure switch is off, otherwise on. Power assist is lost at full lock at idle. If you raise the engine speed, steering wheel will actually 'kick back' in an attempt to reverse the direction of steeri...
2004 Mini Cooper S 1.6L brake warning light VIN: WMWRE33444
So the customer came to us after coming from the dealer. Her brake warning light was on dealer told her one of the sensor was malfunctioning because the front brake pads were low, she asked if we could replace them. So upon checking the pads they were l...
2011 Mini Cooper Countryman S ALL4 1.6L oil pressure VIN: WMWZC5C58B
Customer brought in Mini with a VVT solenoid and oil pressure switch. Did some research I guess. The oil pressure warning would come during hard driving. Also, it was due for an oil change. He said there were codes for the solenoid (intake)he cleared. Ther...
2005 Nissan Pathfinder LE 4.0L Electronic VIN: 5N1AR18W45
hey guys i have a question am replacing a valve body on a 2005 nissan pathfinder the new valve body part number is 31705 -08x0a when i go to nissan site an blank path to input the part number 31705 is not there i dont have the old number need some help tha...
2012 Subaru Outback 2.5i Premium 2.5L MIL Lamp on VIN: 4S4BRCBC8C
on previous diagnosis i replaced the b1s1 AF sensor for this code. have checked for exhaust leaks and been unable to locate any. downstream o2 sensor goes from 0.0 to 0.8. upstream is 0.99 to 1.35. it runs great and has plenty of power. any Subaru guys out... Trouble codes: P2096

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Acura TL 3.2L chirp noise VIN: 19UUA66206
First of all, thank you to everyone that took time to reply. Those that suggested a problem with the pcv system were spot on. But it was not due to a malfunctioning pcv valve. I let the engine run to the point that I heard the chirping noise begin. Then I just...
2013 BMW X5 xDrive35i 3.0L Poor Idle Quality VIN: 5UXZV4C53D
thanks for the 2 replies I got. the new servomotor fixed the problem. I took the valve cover back off to make sure nothing was messed up on installation and there really isn't anything to mess up (pinched wires, loose plugs, etc...) so while I was looking at i... Trouble codes: 2DD6.
2002 Chevrolet Monte Carlo LS 3.4L Hesitation VIN: 2G1WW12E62
Ended up, that the issue was coil #2. Previous tech had stated he replaced coil, but actually had not. never got to get any misfire data from computer until i decided to get on a really long incline and throw the gas to it. Finally a traceable misfire. Replace...
2010 Dodge Ram 1500 SLT 5.7L Misfire, MIL Lamp on VIN: 1D7RV1CT6A
After much digging and testing, we got wind of a tsb that we are still looking for about mds engines and metal particles, we went and found the old filters off the engine and cut them apart, they are full of filings, when we had it apart originally it looked c... Trouble codes: P0304 (Misfire), P1414 (Cylinder 4 Reactivation Control Performance).
2005 Ford Freestyle Limited 3.0L alternator VIN: 1FMDK06125
A lot of you guys nailed it, wrong regulator in the reman alternator. I had no idea this was such a widespreaed problem. Anyway, the Bosch from world pac was correct. Identifix has an article on testing to make sure the alternator is correct by measuring resis...
2011 Ford F-150 XLT 3.7L Occupancy Classification VIN: 1FTEX1EM6B
Unfortunately we weren't able to go any further on this vehicle as the customer elected to take vehicle to Ford Dealership (100 mi away) and will advise us of their findings afterward. Thank you to those who replied.
2004 Hummer H2 6.0L fresh air actuator VIN: 5GRGN23UX4
I installed the part number given to no avail. The customer is in the process of finding me a new original gm control head. thanks for the attemps to help. If I fix it I will open a new help request with what worked.
2013 Hyundai Sonata GL 2.4L engine camshaft system VIN: KMHEC41DMC
Hi, As you all recommend it's exactly what you guys expected. Con road bearing was spun on 1 St cylinder. We took the car to our local dealer and they called us in the evening and said they will replace engine in this case. Thank you guys for your spot on rec...
2012 Lincoln MKZ Hybrid 2.5L Compressor VIN: 3LNDL2L34C
My Snap on scan tool showed 77 degrees at the evaporator. I took the car to the local Ford dealer, their scan tool showed 47 at the evaporator. I replaced the evap sensor and the ac is now ice cold.
1995 Mercedes-Benz SL500 5.0L Excessive Emissions, Poor Idle Quality, Surge, Cuts out, Stall, Poor Fuel Economy
Turns out the power and rich condition was the drivers side distributor was wired 180 degrees out of time. The fuse was blown in the base module creating the stall condition. Hard to believe it idled smooth and took gas pedal response. It did spit while drivin...
1999 Mercedes-Benz S420 4.2L No Start VIN: WDBGA43G0X
thanks to all that replied. In the end it has a bad PCM. Has all powers and grounds and input from crank and cam as well as temp sensors and any other sensor i thought to check. Customer said he wasn't going to fix it and will probably end up at the dealer. Ou...
2011 Volkswagen Tiguan S 2.0L MIL Lamp on, 2500 rpm VIN: WVGBV7AX7B
The problem with car was the computer acting up. We had replaced the computer and had exactly the same problem. I found solution on Ross Tech website. It's called a deep relearn for lack of a bether description. I cleared trouble codes 6 times in a row using a... Trouble codes: P0300 (p0302-), P0302 (p0303-), P0303 (testing and results).
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