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Prev Professional Automotive Repair Technical Discussions for November 25, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2004 Chevrolet Avalanche 1500 Z66 5.3L Battery VIN: 3GNEK12T54
Hope some one can help I'm stumped battery goes dead over night tested alt and battery both r good . I connected my volt meter between the negative cable and battery I have a 12v draw pulled all fuses and relays no Change removed all after market ad ons same t...
2005 Chevrolet Tahoe LS 5.3L dash lights VIN: 1GNEC13TX5
Hi everybody, and thanks in advance. The problem is the lights on the IP, radio, door switches etc, flicker when you shut the engine off and take the key out. the only way to stop them is disconnecting the battery. This is my neighbors vehicle, and Im at home,...
2008 Chevrolet Avalanche LS 5.3L misfire VIN: 3GNFK123X8
misfire in #7 but cel only shows a p0300
1999 Dodge Dakota R/T 5.9L Transmission VIN: 1B7GL22Z6X
Hey again, iATN! Got a transmission issue I could use some help with. This Dakota came to us on a hook with two slashed tires, a shredded serpentine belt, multiple horrible fluid leaks... it was falling apart. Guy just want to leave the state, asks for the ba...
2000 Dodge Neon ES 2.0L No Start VIN: 1C3ES46C0Y
we new that the compression was low and the customer decided to drive it anyway instead of replacing the motor. It was doing O K for about a month. The car was towed in as a no start. we did a fuel and comp test both were as good as they could be. we checked f...
2004 Dodge Ram 2500 SLT 5.9L Airbag VIN: 3D7KU28C54
Hello to all and thank you for your time. I just replaced the broken mode doors in the HVAC unit and after completion I now have an airbag warning light on. Active codes are passenger Squib line 1 open, line 2 open, Driver squib line 1 and 2 open. Total of 4 c...
2007 Ford Explorer XLT 4.0L Transmission VIN: 1FMEU73E97
We put an engine in this and vehicle now has hard shift. It is getting a P0960 and P0748 as soon as it is started. I installed a Trans pressure guage and pressure goes up to 300psi instantly. I checked to see if both solenoids were functioning back at Computer...
2007 Ford Expedition XLT 5.4L Misfire VIN: 1FMFU16557
5.4 3v Triton. Vehicle misfires on number 6 cylinder only on a cold start up for about a minute or two and then will run like a top. Monitoring mode 6 data only shows counts and cylinder 6 and check engine light coming on for that cylinder and misfire with in ... Trouble codes: P0306, P0316
2009 Ford Escape XLT 3.0L Starting
Hope you ford guys can help
2002 Hyundai Accent GS 1.6L MIL Lamp on, MIL flashing VIN: KMHCG35C72
Hello, and thanks to those who took the valuable time to read this. This Excel came in as a Wisconsin EPA test fail. The vehicle is equipped with a "Abate" device which locks out the starting system until the owner blows into a breath analyzer and it passes... Trouble codes: P0302 (Cylinder 2 Misfire), P0303 (Cylinder 3 Misfire), P0441 (Evap System Incorrect or no Purge Flow)
2005 Hyundai Tiburon GS 2.0L MIL Lamp on VIN: KMHHM65DX5
Car came in for emission inspection in August. Showed not ready for testing. I told them to drive it for a while. Finally came back two weeks ago. This time had code for speed sensor. Replaced and that code did not return. But now I am getting this code. Sm... Trouble codes: P0133 (B1S1 sensor slow response)
2009 Infiniti G37 X 3.7L Hesitation, Surge, Cuts out, Won't go over 2400 R VIN: JNKCV61F69
Hello all I am having a problem with this Infinity's very intermittent drivability issue. The last time this car was in, it did not act up at all. It had a code P010B Mass Air Flow Sensor bank 2 performance stored. I cleared the code and it didn't return whil... Trouble codes: P010B
2008 Jeep Patriot Limited 2.4L Poor Idle Quality, Stall VIN: 1J8FF48W98
I have this Jeep the customer complaint is vehicle stalls and or runs bad with a full tank of fuel also excess fuel smell around vehicle when parked in garage. According to customer this is an issue that occurs when tank is around half to completely full of fu...
2006 Land Rover Range Rover Sport HSE 4.4L air suspension VIN: SALSF25446
Hello Group, Customer's complaint is soft suspension,especially in the rear end of vehicle. Scanned EAS for faults.Had code C1A18-64,Pressure increases too rapidly when filling reservoir.Erased fault,has not reoccurred. Suspension pumps up to correct heigh...
2011 Lincoln MKS EcoBoost 3.5L Hvac VIN: 1LNHL9FT8B
I will be looking at this again Friday as the customer says he smells coolant now. After checking for leaks, I am looking for some guidance as to any other things I should be looking for. Thanks in advance,
2002 Mercedes-Benz E430 4.3L Hesitation, Cuts out VIN: WDBJF70J62
This E430 came into the shop with complaint of very slow acceleration. Scanned and found codes P0122 and P0123. Cleared codes, went for a short test drive, codes returned. Installed known good pedal position sensor with no change. Not sure where to go from her... Trouble codes: P0122 (throttle/pedal position sensor high input), P0123 (throttle/pedal position sensor low input)
2006 Mercedes-Benz E320 CDI 3.2L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: WDBUF26J36
Vehicle runs ok on cold start as warms up will begin to knock, smoke and appears to run rich. Replaced fuel rail assembly per TSB and O2 sensor. Pressure is ok and O2 reads correct. Problem is still reoccurring. Will run ok and about 5-6 minutes of driving wit... Trouble codes: 2021 (Rail pressure monitoring via control valve is too low), 2047 (Rail pressure monitoring via control valve pressure too low)
2004 Mini Cooper S 1.6L Engine VIN: WMWRE33474
Has anyone ever see this type of problem.? Seems like could have a very small crack or pin-hole internal of the engine block. Or Could this be related to the aftermarket tuner or the Oil Catch Can system not working properly.? We would love to get this car and...
2006 Nissan Quest SL 3.5L Nats Theft VIN: 5N1BV28U96
I replaced ecm with used and get NATS p1610 code-can read pin a0804 with scanners but can not get into NATS -How do I reset key code to match or do I need a locksmith
2008 Nissan Sentra SL 2.0L Airbag VIN: 3N1AB61E58
We pulled this vehicle in and scanned the SRS module. We pulled code B1129 for Right Side Open Circuit. We can not find any info in Alldata or Mitchell that will help us diagnose this code. We have used the following scan tools: Snap-on Verus, Autel and Launch...
2008 Nissan Sentra SL 2.0L Starting VIN: 3N1AB61E98
Hi every bode this car came in with towing truck, no starting condition,some one did replace engine wiring harness, cam and crank sensor and check engine was on because of cam shaft sensor code, we did replace pcm with a used one program the immobilizer and ca...
2010 Porsche Cayenne S 4.8L Mechanical VIN: WP1AB2APXA
Hi, This Vehicle has a oil leak from the front of the engine, possible oil pan. I have seen this on most of the 4.8L Cayenne engines. Is There a pattern failure?
2009 Subaru Tribeca 3.6L engine VIN: 4S4WX91D69
our regular customer, 6-7 months ago we noticed an oil leak at the front of the engine, it is getting worse now. Chain cover is wet, oil is pooling at the top of the motor, driver's side and running down. We have not washed and inspected yet hoping our local d...
2001 Volvo V70 X/C 2.4L transmission module VIN: YV1SZ58D51
This is my second request on this car. It was fine but sat for a couple weeks and when ran again the check engine light comes on with an ecm-530b code for tcm communication failure. The central electronic module is also showing a tcm failure code. I verified t...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2008 BMW Z4 Roadster 3.0i 3.0L Starter VIN: 4USBU33538
once again the vehicle had not had an issue for a couple of weeks and released back to customer,happened to him again.and he tried second key and vehicle started.goinmg to replace key battery when vehicle returns as a starting point,thanks for all the help
2000 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19T3Y
After reviewing the test results and finding the STFT reading not within range, and replacing the fuel injectors. I replaced pre cat O2's as something that is low cost and made sense to try based on all the other information. Now truck runs great and all the c... Trouble codes: P0306.
2005 Chevrolet Tahoe LS 5.3L MIL Lamp on VIN: 1GNEK13T55
Most replies centered around smoke testing the exhaust to look for exhaust leaks and checking wiring and connectors, etc from the sensor in question back to the computer. The customer has yet to return to allow me to do this. He is deciding whether to spend ... Trouble codes: P0157.
1999 Ford F-250 Super Duty Lariat 7.3L MIL Lamp on VIN: 1FTNX21F6X
I wanted to give this one a little time before closing the post. I do beleive this one is fixed. After going through all the harness' and several test parts I had the problem narrowed to the injector coil was just bad enough to fail test criteria when the Idm ... Trouble codes: P1273 (3 cyl.high/low open idm), P1316 (Idm codes detected pcm).
2011 Honda CR-V EX-L 2.4L Unknown VIN: 5J6RE3H72B
hey thanks for the help guys ...this turned out to be the torque converter ..the honda tech told me the dead giveaway was it happens just after it shifts up a gear ...
2004 Hyundai Sonata 2.4L Left front brake VIN: KMHWF25S24
We are calling it fixed. We found a problem, corrected it, and the customer has not reported any further trouble. Someone unknown to us, replaced the stoplight switch. Apparently not realizing that it must be properly adjusted. The service manual says that the...
2009 Land Rover Range Rover Sport Supercharged 4.2L Unknown VIN: SALSH23439
Thanks to your help I was able to confirm the fix and it indeed was the mismatched tires!I never would have thought of that being the culprit. My hat's off to those that replied and to the original tech who diagnosed this issue as being mismatched tires. ...
2008 Pontiac Grand Prix 3.8L hvac VIN: 2G2WP55238
As stated i pulled the motor off and door moves freely. Used control head did the same thing. I believe i have a bad control head but customer did not want to spend the money. Thanks again.
2005 Toyota Highlander 3.3L Mechanical VIN: JTEDP21A75
Thank you for all your help. It took a while for the customer to get this back to me thus the delayed post. The guys who said it was debris in the abs actuator were right. I did some panic stops on a gravel road wnd bled the system with a scanner. Thanks again...
2000 Volkswagen Passat GLS 1.8L Poor Idle Quality VIN: WVWMA23B0Y
well the fix was a pair of cams and followers, the vacuum still drops when secondary air pump is commanded on but at least you have power brakes and start up. Thanks to all who wrote in.
2006 Volkswagen Passat 2.0T 2.0L Hydraulic Lash Adjusters VIN: WVWAK73C06
I am calling this a fix because marvel mystery oil quieted the lifters.This is only masking the symptoms of a sludged engine and I informed the customer that more work is required to make the cam codes go away for good.Thanks for your replies,it bolsters my su...
1997 Volvo 850 GLT 2.4L MIL Lamp on VIN: YV1LS564XV
As advised, I let the car sit overnight, took it on a suggested test drive. It set all the monitors but one. Texas allows an inspection with one monitor unsatisfied, so off it went. Thanks to all who helped.
2001 Volvo S60 2.4T 2.4L Seats.Wipers. Ect VIN: YV1RS58D91
Well we found that the CEM module is going bad. Just waiting for customer to make a decision. Thanks for the help.
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