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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 15, 2018
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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
2011 Audi A5 Quattro 2.0L Oil Pressure VIN: WAULFAFR8B
Hello Audi Techs, We have a winner here! Code P164B Oil Pressure Switch. We replaced the two Oil Pressure switches at first with Audi switches that didn't take care of it, the code comes back above 3,700 RPM's and the EPC light turns on. We tested the oil ...
2003 BMW 325i 2.5L MIL Lamp on VIN: WBAAZ33403
Got a e46 M56 with bmw code 2761 - air injection system. Verified that the air pump is not turning on when started cold and here is what i have done so far: CHECK PUMP OPERATION WITH EXTERNAL POWER SOURCE- OK CHECK VALVE RESTRICTION AND DIAPHRAGM - O... Trouble codes: P1418 (SECONDARY AIR SYSTEM bmw code 2761)
2005 BMW X3 3.0i 3.0L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire VIN: WBXPA93425
Good evening, I need some BMW help. I brought this car in for an oil change, drained the oil and changed the filter, then left for the night came in this morning added the oil and reset the service warning light then started the car it would not idle. I am...
2011 BMW 335d 3.0L poor urea VIN: WBAPN7C56B
Customer brought car to us because a no start in 80 miles due to poor urea. First drained and filled with Genuine fluid test drove for 20 minutes, still had hard code and could not reset the SCR. Change both Nox sensors with dealer part. Cleaned injector nozz... Trouble codes: 41F9, 41F9, 41F9
2011 BMW 328i xDrive 3.0L MIL Lamp on VIN: WBAPK5G53B
Car came in for an oil leak. CEL was not on when customer dropped off car. Found valve cover gasket leaking the most. Replaced valve cover gaskets. Cleaned engine & ran for a while to burn off oil/ smell. CEL came on with codes 2d29, 2d2a, & obd code p12ba... Trouble codes: 2D2A, 2D29, P12BA
2010 Cadillac SRX Performance 3.0L Service Stabilitrac message, trac off light on VIN: 3GYFNEEY1A
Vehicle came in for Service Stabilitrac message and trac off light on. Warnings were on steady. Too many DTCs too count, went through all DTCs, all history, cleared codes. Upon driving vehicle, C0710, U0074, U0125 and U0126 set immediately. no communicatio...
2006 Chevrolet Trailblazer LT 4.2L aborts evap test VIN: 1GNDT13S76
hey guys, this 2006 Trailbazer is giving me a headache, customer brought it in for it's annual state inspection, I had to fix the secondary air system , put a vent valve in it. it had an intermittent misfire and lean code...O2's ok , after some testing, I ... Trouble codes: P0171
2009 Chevrolet Impala LS 3.5L Speedometer/Transmission VIN: 2G1WB57K09
HELLO GUYS AND GUYS,i have concern that only shows up at temp`s of above 45deg`s and up.after the veh. is at running temp., the veh. taking off from a dead start the speedo will not read until approx. 20 mph then the needle jumps up to approx 20 mph but mo...
2001 Dodge Dakota Sport 4.7L 4wd VIN: 1B7GG22N71
He called Identifix several times to find out what the root cause is of the 4WD function problem. He verified powers, grounds and PCI bus communication. The question is how can he verify a failed CTM? The other CTM functions work fine - wipers, lights, etc...
2005 Ford Expedition XLT 5.4L front end VIN: 1FMFU16595
Hello, We have a Ford expedition that has a nasty pull to the right on acceleration but ONLY in 4 wd. In two wheel drive it drives perfect. As soon as you go into 4 wheel, it pulls really hard to right on accel. On coast or decal its fine. The harder you accel...
2008 Ford F-350 Super Duty XL 6.4L Excessive Emissions, Poor Fuel Economy VIN: 1FTWW31R28
owner of truck complains of heavy exhaust smoke intermittent fuel economy very poor i think one injector is overfueling intermittingly message comes up on das drive to clean exhaust i suspect a faulty injector but dont know if there is a way to figure out ...
2013 Ford F-150 FX4 6.2L Steering VIN: 1FTFW1E61D
hey everyone, i am having a heck of a time bleeding this power steering after rack replacement.. i dont have the tool to vacuum fill , as ford says.. i have turned steering wheel back and forth forever first with engine off then on. let it set over night w...
2013 Infiniti QX56 5.6L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: JN8AZ2NF0D
Vehicle towed in due to running really rough, ran well for us @ first them started running badly, Truck is dumping fuel and running extremely rich, runs well on the road but is always running rich, Sensors reading proper info, reading rich condition, Good ... Trouble codes: P0300, P0175
2002 Kia Spectra GS 1.8L Cat Monitor VIN: KNAFB16152
Cat.Conv. Monitor Not Ready. Replace rear O2 sensor for testing. Drove car for 100 miles still not ready?
2006 Mercedes-Benz E350 3.5L battery warning VIN: WDBUF56J66
I'm having a rough time with this Benz. I can't get the red battery warning message to go out after all repairs were done. I'm thinking the last thing could be a CAN wiring problem near the BCM. Code B1070- component K75 (cut off relay for interruptible lo...
2008 Mercedes-Benz E350 3.5L Rattle Over Bumps VIN: WDBUF56X78
Help Mercedes techs! This e350 has a slight muffled rattle over bumps- front. had worn ball joints and loose wheel bearings. corrected those issues- noise is still there. we have been over this thing front to back- chassis ears indicate front struts- there is ...
2011 Mini Cooper Countryman S ALL4 1.6L No Start VIN: WMWZC5C57B
Customer complained of an extended crank and the check engine light was on. There were several codes 3887, 2F7C, 2F79, 2F78, 2F76, 2DA2, [...]. We did find extreme vacuum in crank case. There were several camshaft related codes. Since the car was just... Trouble codes: 2DD7, 27DA, 36E2
2012 Nissan Frontier SV 2.5L MIL Lamp on VIN: 1N6BD0CT7C
Hey all, this vehicle came in, customer was upset as he has had it in three other shops and all of them hve throw 02 sensors on it. I just sent him packing as he wants a fast fix and became irrate because we were trying to duplicate the freeze frame data t... Trouble codes: P0101
2005 Pontiac Bonneville GXP 4.6L No Start, MIL Lamp on VIN: 1G2HZ54Y45
Vehicle will not start No crank .Has code for transmission mode switch.Transmission staying in drive.Put power to purple wire to starter and vehicle runs but stuck in drive. Check on rack and found oil pressure switch leaking and wiring to OPS switch and b... Trouble codes: P0102, P1819, P0897
2003 Subaru Forester XS 2.5L MIL Lamp on VIN: JF1SG65683
no intake leaks or exhaust leaks replace fuel pump,regulator,filter. replace afs and downstream o2 sensor check wires from afs connector to pcm all good (there is no flash for this car have the j2534 disc from subaru)also the injectors are good fuel pressu... Trouble codes: P0130 (o2 sensor circuit b1s1), P0171 (bank 1 too lean)
2009 Subaru Impreza Outback Sport 2.5L Misfire, misfires over 4500rp VIN: JF1GH63689
Thank you in advance for any help that you folks can give. We have a weird one. This 2009 Subaru Imprezza 2.5 liter 4cyl with just under 100k miles normally aspirated engine throws misfire codes for cylinders 3 and 4 when the motor gets over 4500rpm while ... Trouble codes: P0303, P0304
2011 Subaru Forester X Limited 2.5L Transmission Operation Cold VIN: JF2SHCEC3B
This subaru runs perfect with the exception of harsh upshifts when cold. (colder ambient the harsher the upshift) the harsh upshift is in all forward gears. Driving with pressure gauge the moment (almost instant within a 30 sec window) the tempstarts to go...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW 535i 3.0L shifter, trans operation VIN: WBANW13518
okay we have this one trumped. when the technician put the mechatronic unit back in he did not line the park release lever correctly in its slot. thanks to Chris [...] Technician Long Beach BMW Long Beach, California, USA we took the mech unit out and went ...
2008 BMW 335xi 3.0L Tpms (rdc) VIN: WBAWC73588
replaced wheels sensors with new BMW brand sensors ordered by VIN. reset the system and have not had the problem returned
2013 Chevrolet Suburban 1500 LT 5.3L Radiato fans VIN: 1GNSKJE77D
This one is fixed. Troy got me to retrace my steps and figure it out. The left fan motor gets voltage supplied to it from the low fan relay and seeks a ground in series from the right fan motor that is grounded at G101. The ground and wire and frame connection...
2015 Chevrolet Tahoe LT 5.3L Misfire VIN: 1GNSK3EC0F
thanks for all the tips guys replaced the four injectors on passenger bank with ac delco injectors road tested and completed all monitors all good thanks again Trouble codes: P0300, P050D, P219B.
2001 Ford Ranger Edge 4.0L No Start VIN: 1FTYR14E21
Thanks so much for the help everyone. Truck still starts and runs. have put a pigtail socket with a 194 bulb in is attached to the inertia switch, at least it will tell me if there is power to the Pump when starting. Thanks for the input from everyone.
2004 Ford F-150 FX4 5.4L MIL Lamp on VIN: 1FTPW14554
A true misery! NOT fixed... Thank you for all your very thoughtful replies. 1) Changing ECM/ Reflash/ Reprogram/ Reloading software did not fix a thing. 2) We looked very closely at fuel injectors and they are the old injectors the truck came with. 3) Blockin... Trouble codes: P0171 (Lean Exhaust bank one), P0174 (Lean exhaust bank two).
2008 Honda Pilot Special Edition 3.5L Timing Belt VIN: 5FNYF18378
A Honda pump fixed the problem. Bad casting or pulley on the aftermarket pump from what I can tell. I should have known better but there is no replacement for Honda original parts when it comes to timing. Thank you to everyone who took the time to reply......
2012 Honda CR-V EX-L 2.4L engine mount? VIN: 5J6RM3H79C
ill update when i replace the axels as most people have suggested. waiting on customer . thanks
1995 Pontiac Grand Am SE 3.1L Truck Light VIN: 1G2NE15MXS
OK guys we have this one figured out. We started tracing the two wires out of the light socket back. There was an orange wire that had power all the time and an orange w/black tracer which we figured had to be the ground. Harness ran back under rear seat and t...
2002 Volkswagen EuroVan MV 2.8L Fuel gauge and temp gauge VIN: WV2NB47082
"ground" wires from coolant temp sensor and fuel level sender were open to dash cluster. It was a PITA to access the fuel level sender (front seats and carpet have to come out) but added new wires to senders, all seems well. Never found where the buggers ch...
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