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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 27, 2018
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Open Help Requests for All Makes and Models
Help Request Answers
2004 BMW X5 3.0i 3.0L Coolant VIN: 5UXFA13594
This car came in with a cracked coolant reservoir which is pretty common but we found a moderate amount of engine oil in the cooling system. It is not transmission fluid but engine oil. Maybe a quarter inch on top of the coolant in the bottle. No coolant p...
2008 BMW 335xi 3.0L MIL Lamp on VIN: WBAVD53598
Vehicle came in last month for a missfire . We determined that the driver for the rear bank was bad in the dme. We replaced and proggramed the dme . We test drove the vehicle and it was all good and customer picked up vehicle and brought it back the same d... Trouble codes: 30FE, 3100 (Boost-pressure control deactivation)
2013 BMW X5 xDrive35d 3.0L No Start VIN: 5UXZW0C51D
Vehicle came in for egr low psi fault,Cleared code and sent customer on his way until he could schedule it in for service,Next day came back in on a hook,no start cranks but wont fire, or fires but dies shortly after starting,Was able to clear codes and ge... Trouble codes: 46C0, 4121 (Engine ecu main relay), 47C4, 4A27
2008 Buick LaCrosse CXS 3.6L No Start VIN: 2G4WE58788
When key is turned to on, only check engine on dash comes on with head lights, radio comes on but makes a audible bump noise through the speakers. No crank at all. I can communicate with the pcm no problem, only code is a u1301. When i do a system scan wit... Trouble codes: U1301 (high volts class 2 serial data)
2012 Chevrolet Colorado LT 3.7L abs module VIN: 1GCJTBFE8C
the vehicle was brought into the shop for a safety inspection before being sent back out into the field. Multiple leaks were found on the front axle from both wheel seals and the seal between the actuator and the drivers side axle seal. Truck was torn down...
1986 Chrysler LeBaron 2.2L No Start VIN: 1C3BC55E6G
Hi teem this car belongs to a friend he has replaced everything on this old bird and after he drives it and it reachs operating temp. it is hard to start and it floods he brought it to me and I scanned it and found the codes I r& r the ect sensor and pigta... Trouble codes: 22 (ect out of range), 22 (ect out of range)
2002 Dodge Intrepid ES 3.5L engine VIN: 2B3HD56M32
has injector pulse asd relay working coil spark seems weak on all but sparking. cranks fine. no codes. cam and crank say in sync or ok sync state. any thoughts let me know
2010 Dodge Dakota Big Horn 3.7L Reverse VIN: 1D7CE3GKXA
Truck will move forward but slips very bad in reverse On rack in drive, shifts 1/2 @12mph 2/3@ 20mph 3/4 @37mph On the ground in reverse reving engine truck will barely move if ground is totally flat. I have not pulled the pan, fluid is clean and fu...
2011 Dodge Charger R/T 5.7L Controls VIN: 2B3CL5CT2B
Vehicle came in with recirculate button flashing, when scanner is attached and HVAC is selected the system shuts off completely, and will not allow any functions. System constantly calibrates the door actuators and recirculate button in the media display g...
1989 Ford F-150 Custom 5.0L Surge VIN: 1FTEX15N1K
I am having an issues with tps wiring... I need to find connector c-115, which is supposed to be a black 8 wire connector on the back of the engine. I am not able to find this connector in the rear of the engine. Anyone familiar with where this might be? T...
2005 Ford Taurus SEL 3.0L lights VIN: 1FAFP56U65
This Ford will start and run, but dash and all lights electric windows, etc. are dead. Scan tool will not talk to smart junction box or dash modules. almost all the fuses in the SJB are dead no power. Started the Ford test, and have power and ground. next ...
2015 Ford F-250 Super Duty XL 6.2L Instrument Cluster and Starting VIN: 1FT7W2B64F
Only happened 1 time while at the shop. While driving customer lost all dash lights, pulled over and cycled the key several times, lights came back on. Started driving, truck lost all power, died with no restart. towed to shop, vehicle starts and runs well...
2013 Hyundai Sonata Hybrid 2.4L Starting VIN: KMHEC4A49D
We have not been able to duplicate the concern yet. The car has visited us twice with the same concern. We are using a Snap On Zeus and don't have a Hyundai factory tool. No faults are currently stored in the car. Below is the customer's description of ...
2006 Jeep Grand Cherokee Limited 5.7L Blend Door Actuator VIN: 1J4HR58226
We are BMW service center but for some reason, they want to fix this jeep by us BMW techs who don't know anything on this car, but anyways. The passenger side vents are hot and the drivers' side is cold during AC mode. This a dual zone. The refrigerant was...
2008 Mercedes-Benz ML350 4Matic 3.5L Esp VIN: 4JGBB86EX8
I hope some one can help with ml350. I have trouble when I first start and drive the car the ESP light will start to flash around 40-45 mph and it will not accelerate. i can back off the throttle and it will stop but when I get back to around 40 mph it wil...
2002 Saturn Vue 3.0L Monitors VIN: 5GZCZ63B62
Hey guys.Got one here for my fellow smog technicians. With all monitors complete I attach the car to the OIS machine. Towards the end of the test the engine dies and all the monitors are zapped to incomplete. I restart the car and finish the test. It fails...
2008 Saturn Vue XE 2.4L No Start VIN: 3GSCL33P28
I need help again!! Please excuse the long write up. This Vue was brought in as a crank but no start. ECM was replaced and programmed before the vehicle got to me. Other shop claimed wrong programming was done on ecm and therefore they couldn't the the imm... Trouble codes: P0615 (Starter Relay Control Circuit), P0463 (Fuel Level Sensor Circuit High Voltage), P2068 (Fuel Level Sensor 2 Signal Circuit)
2004 Toyota Sienna XLE 3.3L Hesitation VIN: 5TDBA22C24
This is my personal van. Overnight I have experienced a big hesitation while under load. What I discovered is the throttle valve opens only to 49% according to scan data and a visual on the plate confirms it doesn't open all the way while flooring the peda...
2005 Toyota Sequoia SR5 4.7L Hesitation VIN: 5TDBT44A55
This car belongs to my Son. He lives out of state in Colorado. I plan to diagnose the problem when I visit next week. I was hoping to get some guidance in advance. The VCS off, VCS track, ABS, brake and check engine lights all come on. At the same time ...
2005 Toyota Tundra Limited 4.7L Starter VIN: 5TBDT48105
I am stuck attempting to remove the starter on this vehicle. I can not figure out how to access the starter bolts. I have tried to remove the rear coolant crossover and there is something holding that in that I can not figure out. There are two canisters f...
2004 Volkswagen Touareg V8 4.2L cylinder heads VIN: WVGCM67LX4
This is the 4.2 Audi V8 from hell! Here's a quick history. Customer brings in car with passenger side valve cover and cams removed. TDC pin is in place. All bolts etc are in well marked zip-lock baggies. He said the cam chain broke due to worn pads on the ...
2012 Volkswagen Tiguan S 2.0L MIL Lamp on VIN: WVGBV7AX8C
Please help all VW Gurus! Posting for my tech so please be forgiving if i bo bo.The Tiguan came in with no drive ability issues. found tsb 2031426. Followed to a t- fuel pressure sensor was high in resistance- we replaced. Fuel pump in tank(main) would onl... Trouble codes: P0087
2000 Volvo S80 2.9 2.9L ABS, ETM etc. VIN: YV1TS94D6Y
Volvo experts needed - this S80, well past the expiry date, has an intermittent multiple module shutdown. It starts with the ABS (no VSS, codes 0093,0095) ECM no throttle response and rough idle, TCM has comm codes and CEM 1D02 internal failure and E000 - ...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2004 Cadillac Escalade 6.0L Alarm system VIN: 1GYEK63N64
Thank you to everyone for your help. After countless attempts to reset this alarm system, nothing was working. I finally contacted the customer to see if they had another key fob (willing to try anything at that point). The customer said yes, but didn't unders...
1998 Chevrolet K1500 Cheyenne 5.7L Starting VIN: 1GCEK19R8W
We installed another security module and that took care of the issue. Sorry for the confusion with the first post. Thanks to all.
2013 Chevrolet Impala LS 3.6L No Start VIN: 2G1WF5E34D
Replaced the engine computer with a new unit, programmed it, and it fired right up. No more starter codes. Double checked all data, wiring, and ignition switch inputs and decided to go with the ECM. As always thanks to all who took time to reply. Special than... Trouble codes: P0617 (Starter relay circuit).
2005 Dodge Ram 2500 Laramie 5.9L vent door/a/c VIN: 3D7KS28C45
HI ALL AND THANKS FOR THE REPLIES.I TRIED THE BATTERY DISCONNECT TO get a relearn from computer,but didnt work.also with the motor removed,the door does swing freely with ease.i did find a menu in my scanner to actuate the door,which i did.it would go to full ...
2000 Ford F-450 Super Duty Lariat 7.3L Excessive Emissions, reduced power VIN: 1FDXF46F8Y
so the previous tech that worked on the vehicle when replacing the valve cover harness pig tail accidentally also hooked up the wrong wires together once this was found i installed a new pig tail (correctly) and the truck was perfect thanks for everything ...
2002 Ford F-350 Super Duty Lariat 7.3L VSM Module VIN: 1FTWX33F92
Well the Ford is fixed... Thanks you especially to Steven for suggesting the door switches. We ended up trying one year older door ajar switches (fits 2000-2001, even though this is a 2002) & it read correctly & all is fixed.
2014 Ford Focus SE 2.0L Shift Fork B VIN: 1FADP3F22E
Just an update on this vehicle - AL [...] good replies, and considering battery, connections, etc had been checked already as part of the original diagnosis of a no-crank symptom, it is only logical that the issue here was going to be one of two suggestions - exces...
2012 GMC Savana 3500 6.6L reduced power VIN: 1GTZ7UBLXC
Sorry about the delay everyone. Customer has not decided as yet Whether to go ahead with the PCM replacement and continue using this vehicle or to replace it entirely. I will update with the fix asap. Thanks to all for the great tips.
2008 Mercedes-Benz C63 AMG 6.3L Poor Idle Quality, Surge
Firstly thanks to all for your input , I managed to find a new Throttle plate on ebay through a seller called rebuiltmastertech for US $497 including shipping . The thing that sent me chasing an electrical fault was that it would idle fine when cold and gradu...
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