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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for February 7, 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
2002 Acura MDX Touring 3.5L Misfire VIN: 2HNYD18692
Problem fist flared up about three months ago, I would have a slight miss at the first stop light. By the next light, no more problem. About two months ago, the service engine light would come on(PO300), along with VTM-4 light. About a week ago, on the hig... Trouble codes: P0300
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2007 Audi A4 2.0L Poor Idle Quality, Cuts out VIN: WAUAF78E17
This one is starting to drive me up a wall. On cold idle, once it comes down from the 1200ish initial start idle, it idles like a Chevy 350 with a very aggressive cam. Idle rapidly and rhythmically fluctuates about 200 rpm between 600 and 800 rpm. No codes...
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2004 Chrysler Sebring Limited 2.7L Poor Heat VIN: 1C3EL65R74
Seems like a simple problem, but NOOOO, heater seems to blow cool at Idle in gear, when placed in Park (Idle slightly higher)gets warm. Obviously affected by engine RPM. At traffic lights (in Drive-Foot on Brake)blows cool, but instantly on acceleration ge...
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2008 Dodge Grand Caravan SXT 3.8L sliding doors VIN: 1D8HN54P98
Both sliding rear doors work great when you push the pillar switch to open or close. Also when you hit the remote, they both work. When you manually try to open either side, it opens, but doesn't activate the motor to help open the doors. The owner has ...
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2009 Dodge Grand Caravan SE 3.3L MIL Lamp on VIN: 1D8HN44E79
I am stumped at this vehicle which should be an easy diagnose. Vehicle came in last December for po420. The vehicle had no running issue. No other codes. Checked exhaust system for leaks-none found. 150,000 mileson vehicle. Replaced converter with an after... Trouble codes: P0420
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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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1998 Ford F-150 XL 4.2L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: 1FTZX1723W
Hi Techs, This F-150 98 with 137K miles is running crazy rich. As listed above STFT1 and STFT2 are pegged at -20% @ idle and @ 3K rpms. F/P is good (34-37psi running). Modis reads no Faults on any injectors. Fuel pulse width is .01 (but not absolutely sure... Trouble codes: P1507, P0102 (MAF A circuit too low)
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2006 Ford F-150 XLT 5.4L Misfire VIN: 1FTPW14556
truck cam in with bad misfire at idle. Had code p0018 in it. Pulled valve covers and looked like new cam phasers already installed, verified they was working with scanner. pulled timing cover to make sure timing was intact. New chain and guides installed. ... Trouble codes: P0018 (crankshaft position -camshaft position correlation)
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2008 Ford F-450 Super Duty XL 6.4L starts stalls VIN: 1FDXF47R58
Truck will start and stall. Truck will stay running if you give it throttle when starting but if starting without giving it a little throttle it doesn't stay running which seems strange on an electronically controlled diesel engine. Has anyone ran into ...
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2012 Ford F-150 FX4 5.0L p0463 VIN: 1FTFX1EF6C
Good evening all. I have a 2012 f150 here in the shop with a gas gauge that reads empty and a warning that says low fuel on the message center. I ran diagnostics and found code p0463 fuel level sensor A circuit high. checked circuit vmc11 (ye/vt) and circuit r... Trouble codes: P0463
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2000 Honda Accord EX 2.3L Unknown VIN: JHMCG5660Y
Hi yall... thx in advance if u can help.i have a vibration above 60 mph n resonates in n out bout every 3 seconds on long drives from 75mph from lite to steady vib.. Left axle is new n did not change vib issue.. at 75 mph..feom lite
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2007 Honda Odyssey EX 3.5L battery draw VIN: 5FNRL38437
battery is dead in the morning I have a constant .39amp draw. if i remove the fuse #7 7.5amp back up/acc in the drivers fuse compartment it drops down to .001 immediately. left power sliding door does not operate anymore. wiring diagram indicates sliding d...
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2007 Mini Cooper 1.6L vanos VIN: WMWMF33587
the car runs fine but, has code 2845 and 288d. remove exhaust cam and replace steel sealing rings with oem Teflon seals, still has code 2845 and 288d. swapped cam sensors, replace exhaust vanos solenoid oem part. still has same codes, any ideas?
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2005 Nissan Altima S 2.5L Electronic VIN: 1N4AL11D85
Hy, every one this car came in due to check engine light . Run the test and got p0725 code ,this is why we change the sensor. Clear code and test drive the car ,every thing looked good so we deliver the vehicle. Next day brought back for same problem and s...
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2011 Nissan Murano CrossCabriolet 3.5L convertible top VIN: JN8AZ1FY5B
Hey all. I am posting for my son. He is a Nissan tech. This Murano has constant issue of the convertible top just not operating. No codes ever and all sensor data is within factory specs. When top is completely closed the lock light on dash is off as it sh...
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2005 Subaru Outback i 2.5L MIL Lamp on VIN: 4S4BP61C85
this car came in and the MAF was way off on grams per seconds. the customer installed a cheap after market MAF sensor off the internet along with a A/F sensor. The AF sensor reads .98-1.00 volts all of the timegoing down the road or at idle. One of our tec... Trouble codes: P0171 (bank 1 lean)
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2009 Audi Q7 3.6L starting VIN: WA1AY74L69
WE HAVE FINALLY FIXED THIS VEHICLE. THE CUSTOMER FORGOT TO TELL US THAT THEY OVERHEATED IT AND RUN IT FOR 10 MILES WITH NO COOLANT AND THE GAUGE PEGGED. BUSTED HEAD GASKET
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2000 Cadillac Escalade 5.7L HVAC control head VIN: 1GYEK63R9Y
Well, here goes: As of this writing the car has continued to function and not blown a fuse. The customer is debating whether to repair/replace her stereo (or, God forbid, ask me to do it). When I finish this job I think I will leave the 1A fuse @ the compresso...
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1999 Chevrolet Astro 4.3L No Start, Poor Idle Quality, Stall VIN: 1GCDM19W9X
Thank you all for the great suggestions. Looks like many of you hit the nail on the head with the EGR Valve. Took the EGR Valve off and there was no obvious big hunk of crud (moderate carbon coating) cleaned the valve, reinstalled, instant results. Van now idl... Trouble codes: P0420 (Cat. Efficiency).
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2013 Dodge Dart SXT 1.4L PCM Replacement
Thank you for all the responses. After trying a multitude of things, I actually was able to successfully realign the proxy and start and run the vehicle, but was left with a flashing theft light, and incorrect vin. Not good enough for a workable solution to me... Trouble codes: P0513, B1A28.
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1999 Jeep Cherokee Sport 4.0L No Start VIN: 1J4FF68SXX
Thank you to each and everyone of you that took the time to respond and help me out. Many of you were correct that it was engine computer and the coil. Took a long time to get a rebuilt computer for this jeep but finally got it and it's now running excellent. ...
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2003 Mercedes-Benz CL55 AMG 5.5L left rear strut VIN: WDBPJ74J93
Sorry, completely forgot to close post. We used the WIS system from Mercedes-Benz to help diagnose and test the Rear valve block located inside the front left wheel well. Using an oscilloscope, we scoped the signal to both solenoids on the valve. Getting good ...
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2010 Mercury Milan Premier 3.0L No Start, Cuts out, Stall, No m.i.l VIN: 3MEHM0CG2A
I decided to take off the intake plenum to look underneath it because I could see all the retainers and clips for the wiring harnesses / hoses were broken from a previous repair I would assume. Found an engine wiring harness laying on the EGR pipe which burned...
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2000 Nissan Frontier XE 3.3L Door lock VIN: 1N6ED26TXY
THANKS ,THANKS,THANKS FOR ALL THE RESPOND. DURING REMOVING SMART CONTROL UNIT TO INSPECT TERMINALS. I RECONNECT IT, CLOSED ALL DOORS, USE A KEY , LOCK AND UNLOCK THE DRIVER DOOR TWICE. PROBLEM IS FIXED. HAVE A GREAT DAY EVERYBODY!!!
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2008 Toyota Tundra 4.7L Valve Clearance VIN: 5TBRT54188
Once again the good people of IATN have given me good advice. The majority speculated the engine had either been overheated or torn apart by someone else. We decided to do a compression test to be sure the engine was solid before we continued. That painted a b...
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