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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 8, 2018
International Automotive Technicians' Network (iATN) - Members Only
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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
2009 Audi Q7 3.6L fuel injection VIN: WA1CY64L39
Audi / VW Master Techs help:Q7 Towed in, no start. Turns over well. Hard codes P2149 Fuel Injectors group B supply circuit open. P0206 Injector 6 circuit open, P0268 Injector 3 circuit high, 00616 Cyl 3 short to positive. VedisII scanner does not show inj....
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2006 BMW X5 3.0i 3.0L Unknown VIN: 5UXFA135X6
Need some help on this bmw. Came in a little over a month a ago with transmission shifting issues. Was in limp mode. Code was 055. We serviced the transmission found fluid dark but full. Installed new fluid and set to proper level, cleared code and reset a...
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2006 Cadillac SRX 4.6L Radio VIN: 1GYEE63AX6
Took car to get detailed and they pressure washed the perimeter of the rear hatch opening. In the process water under pressure entered the left rear cargo panel through the hatch support rubbers. This got the amplifier for the Bose radio with NAV system we...
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2005 Chevrolet Silverado 1500 LS 5.3L Throttle
This truck has come to my shop several times for this issue. It keeps kicking into reduced engine power when the truck is at idle. If you turn the truck off and back on within 1-2 minutes, it will go away. We have checked all grounds. and everything is good. T...
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2015 Chevrolet Tahoe LT 5.3L Misfire VIN: 1GNSK3EC0F
hey guys got this tahoe with the listed codes car is owned by a local fire dept did a carbon clean procedure codes came back fuel pressure is good any ideas thanks! Trouble codes: P0300, P050D, P219B
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2010 Chrysler Town & Country Touring 4.0L Front Heater VIN: 2A4RR8DXXA
The vehicle warms up within 15-20 minutes and the thermostat is closed until the coolant reaches 195 degrees.The vents will blow hot air (150 degrees) one day and then the next it will not blow above 100. We found the rear heater core hoses were cold so we...
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1952 DeSoto Firedome 4.5L Poor Idle Quality, Poor Idle Quality, Poor Idle Quality, Poor Idle Quality
So after putting the heads / lifters back in this thing and fixing out oiling / collapsing lifter issue we still find ourselves with the following. Cold start, runs great, as it warmed up it starts to misfire and the vacuum gauge flutters. Used my lab...
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2006 Dodge Charger R/T 5.7L front end noise VIN: 2B3KA53H46
road test car heard loud banging noise front both side . put on lift found two front strut rods very loose. replaced them still a noise front end . check all frame to body bolts
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1981 Ford F-250 Ranger XLT 5.8L Excessive Emissions VIN: 1FTEF25G7B
Hi everyone, thanks in advance for your time. Hoping to get some help on this one. I have this 1981 F-250, 5.8W engine, with ( yes the infamous )VV variable venturi carb. This vehicle is in very good shape, well taken care of, low mileage for it's age, it'...
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2010 Ford Transit Connect XLT 2.0L No Start VIN: NM0LS7BN2A
Car towed to shop after customer was driving and came to a stop and car stalled and could turn over but not start. All Spark plugs were fuel soaked. We have spark. Top of cylinders full of fuel. Cranked engine without spark plugs and fuel is pouring int...
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2015 Ford Explorer Sport 3.5L Interior VIN: 1FM5K8GTXF
My customer called me from the road saying he was getting a very strong natural gas type of smell from his vehicle and asked me what it could be. He said other people would mention the smell when he parked next to them. The vehicle was dropped off to me...
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2011 GMC Yukon XL 1500 Denali 6.2L lifters VIN: 1GKS2MEF9B
ok. this truck came with "belt chirp" noise. i suspected lifters and removed the serpentine belt to confirm. also had a tapping noise. it sounded like only one lifter, and it was coming from the passenger's side. removed both v/c and turned engine through ...
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2013 GMC Sierra 1500 SLE 5.3L Low Coolant Light VIN: 1GTR2VE75D
Low coolant light is stuck on, fixed these in the past by removing coolant tank and getting air out of sensor. This model has no sensor in the tank. Looked on Alldata and Prodemand, could not find any info on coolant level sensor, how it worked or location...
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2006 Hyundai Santa Fe GLS 3.5L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: KM8SC13E36
Hey guys I have an issue with misfires after customer requested a tune up. replace spark plugs and wire set as the customer requested. afterword's the PCM is throwing p0300-p0306, randomly throwing codes and taking them away. car is not misfiring when this hap... Trouble codes: P0300, P0301, P0302, P0303, P0304, P0305
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2011 Infiniti G37 X 3.7L High Horn VIN: JN1CV6EL6B
Thanks to all in advance. Our repair shop appreciates IATN. So... This all started as my horn doesn't work complaint. We found 2 burnt fuses for the horns first, then uncovered a high note horn that was shorted to ground and causing the blown fuse problem....
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2009 Lincoln MKS 3.7L MIL Lamp on VIN: 1LNHM94R99
Vehicle came in with a traction control light always on and cruise control concern. Scanned vehicle and found codes P1635 in the PCM for Tire / Axle Ratio Out of Acceptable Range along with code in the ABS U2023-E0 for Fault Received from External Node - A... Trouble codes: P1635 (Tire / Axle Ratio Out of Acceptable Range - PCM), U2023 (Fault Received from External Node - ABS)
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1993 Mercedes-Benz 190E 2.6 2.6L No Start, Poor Idle Quality VIN: WDBDA29DXP
The vehicle still starts poorly cold -- It has no Fast idle valve operation-most all the time--(although we have seen it work and run a few times during our testing)At the time that we have seen it work it seems to run a steady 28% duty cycle. It also has ...
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2004 Mercedes-Benz SL500 5.0L transmission VIN: WDBSK75F64
hello guys i do need help with a Mercedes 2004 sl 500 the car has a humming buzzing noise you can hear the noise all the time we take the drivel off the noise did not go away boss took it to a mercedes benz shop they say is the pwer steering pump we replac...
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1999 Mitsubishi Montero Sport LS 3.0L Stall VIN: JA4LS31H6X
Ok group hope someone has an idea where to go here. This vehicle was driven in as a dies, surges and stalls when hot. I checked and found a misfire so replaced wires and code for p0100. The mass airflow had been changed by someone to a cardone part. I coul...
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2012 Mitsubishi Fuso Canter FE160 3.0L head gasket VIN: JL6BNK1A7C
Hi guys, Im in the middle of replacing a cylinder head gasket on this truck and cannot find any repair specifications for torqueing cylinder head or base timing setting. I hoping someone has something to get me going on this...for some reason Mitsubishi in...
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2010 Subaru Outback 2.5i 2.5L No Start, Poor Idle Quality, Cuts out, Stall, Misfire VIN: 4S4BRCGC5A
been seeing this customer come in with complaints of the car loosing power and stalling. states that lights come on before it all happens. (unable to describe lights) we had this car at are shop for some time driving many miles every day with no stall or c... Trouble codes: C0231
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1999 Toyota Tacoma Pre Runner 2.7L MIL Lamp on VIN: 4TANM92N8X
I replaced VSV on intake, it was dead when 12 volts applied. I have no vacuum from throttle body to vsv, even connecting vacuum gauge straight to port. I removed throttle body and cleaned thoroughly, blew carb cleaner and air through all the ports, they ar... Trouble codes: P0401 (EGR insufficient flow)
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Aston Martin DB9 Volante 6.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: SCFAD02A96
the air filters were very dirty along with some oil contamination...duh thanks Stewart [...] Trouble codes: P2073 (EMS-P Manifold Absolute Pressure/ Mass Air Flow - Throttle position correlation), P0171 (EMS-P System too lean bank 1), P0174 (EMS-P System too lean bank 2), P0316 (EMS-S Misfire detected on startup), P0300 (EMS-S Random misfire).
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1993 Dodge D250 5.9L No Start VIN: 3B7KE23C2P
Thanks for the help. The decision was made to let another shop that is tooled up for this operation do the job. The shop was not willing to invest in tools we probably would not have used again.
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2006 Dodge Ram 3500 SLT 5.9L Lack of power VIN: 3D3MX48C36
After testing the fuel rail return volume, I found that I had 570 mL return flow in 1 minute idling. After isolating individual injectors one at a time I found that injector #4 was flowing over 500 mL when the engine was hot, return volume is ok, 120 mL, when ... Trouble codes: P0148 (Fuel Delivery Error), P0251 (Injection Pump Valve Feedback).
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2012 Ford E-150 XL 4.6L Engine VIN: 1FMNE1BW1C
Not sure if it will fix the leak but I replaced the oil cooler. I left the pressure tester on the vehicle for 3 days and it held pressure and the coolant never dropped. The oil cooler was by far the easiest thing to try. Changed the oi and filter twice and let...
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2003 GMC Envoy SLT 4.2L SRS Lamp VIN: 1GKDT13S23
Thanks to everyone who replied. Customer wasnt interested spending the money for either one of the modules. Thanks again.
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2009 GMC Canyon SLE 2.9L ignition switch
The truck starts now. I had no power to the inline fuse under the dash that went to the ignition switch. The wire runs from the battery through the sdm inline fuse, through the lockable connector in the passenger side kick panel, then through the tdm inline ...
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2012 Jeep Wrangler Unlimited Sport 3.6L Engine cooling fan VIN: 1C4BJWDG1C
Thank you all for your input and help. The jeep had to go to the dealer for proper programming of new TIPM. The service manager there told me that its not uncommon to see the Fan fail and take out the TIPM, and sometimes PCM. The two computers we were using we...
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2006 Land Rover Range Rover HSE 4.4L MIL Lamp on VIN: SALME15456
Customer decided to pick up the vehicle & drive it with fuel injector cleaner in the tank. He will return at a later date to have us go into it further. Thanks for all the replies will put the info. to use when it comes back. Trouble codes: P0171 (Fuel system too lean Bank 1), P0171 (Fuel system too lean Bank 1).
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