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Prev Professional Automotive Repair Technical Discussions for June 12, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2008 BMW X5 3.0si 3.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 5UXFE43508
This is a non turbo, non direct-injected engine. About a month ago, it came in misfiring bad, and had codes for valvetronic power supply, exhaust vanos, and all cyls misfiring. We replaced all plugs and coils, changed the oil, cleared codes, and let the cust. ... Trouble codes: 29E1, 29E0, 2A38
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1959 Cadillac DeVille 6.4L Mechanical VIN: 5900542560
Hi, everyone: i have this cadi. With brake problem, they had changed the brake booster and master to newer version of power booster and master. Rebuilt carb. Is on it, three different booster has been used still having problem stopping. Installed vacuume gauge...
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2002 Chevrolet Silverado 2500 HD 6.6L EGR monitor VIN: 1GCHC29182
A regular customer brought this truck in stating that it didn't pass smog inspection. The paper work shows EGR monitor not run. We verified and cannot get monitor to run. As far as we know the PCM has not been recently cleared. Does any one know what might cau...
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2003 Chevrolet Silverado 2500 HD 6.0L No Start, Cuts out, Stall, MIL Lamp on VIN: 1GBHK24U83
So to start with, I am posting this just to help someone looking for a fix. I have already solved the problem. Vehicle had a intermitant no start and set a crank sensor code. Replaced crank sensor, no change. Tested wiring from sensor to pcm. Wiring not shorte... Trouble codes: P0335 (Crank sensor circuit)
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2004 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19T94
checked fuel injector with noid light and 12 volt headlight bulb both test pass. replaced injector ohm test showed it to be higher than 12 ohms. no change in running condition. removed plugs checked good checked spark with st125 and spark is good.checked compr... Trouble codes: P0200, P0308
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1995 Dodge Ram 2500 5.9L power steering VIN: 1B7KC26C3S
Hello everyone, we are having some problems with the power steering fluid foaming out the resivour when you turn the truck off. We replaced te pump twice, replaced high pressure & return line, turned wheel back and fourth bleedsystem.. any san suggestions or h...
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2001 Ford Expedition Eddie Bauer 5.4L L/S Cylinder Head VIN: 1FMFU18L11
Original complaint was cylinder 8 had blown spark plug. Unable to tap and repair. Cylinder head was replaced with a head { complete with cam, rockers, and lifters } from Pep Boys. After replacement lifters will not pump up, very low oil flow to head and knocks...
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2002 Ford E-150 Econoline 4.2L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTRE14202
This van has a mil code for Bank 1 too lean. No code for bank 2 which I usually see on others but not this time. When cold I heard what sounded like a vacuum leak from the right side of the engine but it seems to go away as the engine warms. Checked all vacuum... Trouble codes: P0171 (Bank 1 Too lean)
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2004 Ford F-250 Super Duty Lariat 6.0L Poor Idle Quality, Cuts out, Stall, Misfire, MIL Lamp on VIN: 1FTNX21P94
First, thank you for reviewing and helping me with this. Initially came in for engine miss on cylinder #6. R&R #6 injector. After test drive, #1 miss firing and engine making oil. #3 injector leaking O ring. R&R #3 injector. Changed oil and filter. White smoke...
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2007 Ford Five Hundred SEL 3.0L Surge VIN: 1FAHP27187
This customer just drove here from the west coast and started experiencing a weird elec glitch intermittently. While driving the tach will start jumping the cluster lights and gauges will flicker and then die then jump right back normal. It will also loose pow...
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2001 Honda Odyssey LX 3.5L Misfire VIN: 2HKRL18561
This Honda idles in park good with no misfire but as soon as you put the vehicle in gear the engine starts to misfire and runs so rich that it starts to smoke from the tail pipe and is almost un drivable, on first inspection I found cylinders # 2 and 5 had spa... Trouble codes: P0301, P0302, P0303, P0304, P0305, P0306
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2008 Honda Accord EX 3.5L Harsh Shift VIN: 1HGCP36828
After transmission flush, expected smooth up shift. During drives transmission has pronounced up shift. At steady travel 40 mph acts like torque converter lock up and immediate unlock, immediate lock up, immediate unlock... Under heavy acceleration all feels g...
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2000 Jaguar Vanden Plas 4.0L 3rd gear VIN: SAJDA24C7Y
Jag came in on tow truck. customer states car sometimes stuck in park and also when driving car seems slow to shift up in gear. we could not duplicate the 'stuck in park' fault, so customer opted to have the transmission serviced with a new filter and refill w...
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2012 Jeep Wrangler Unlimited Sahara 3.6L radio hvac windows wipers VIN: 1C4HJWEG8C
This jeep came in with complaint of radio and hvac turning off and on while driving. We were able to duplicate problem. When problem is present the accessory relays in the underhood fuse box are clicking on and off.
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2004 Lexus GX470 4.7L Multidisply unit VIN: JTJBT20X64
Has anyone successfully replaced one of these radio/GPS units with a used one? Did it have to be reprogrammed? Were there any pitfalls I should be aware of?
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2003 Mercedes-Benz SL55 AMG Kompressor 5.5L Consumer battery VIN: WDBSK74F83
This Mercedes has a draw of 70mA continuously and a spike of 80mA to 150mA every few minutes. I tried to remove all fuses, draw/spike was still present. I then started to look into the parent components to the fuse boxes and what I found is stated in the Testi...
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2001 Porsche Boxster Roadster 2.7L Timing Chains VIN: WP0CA29861
Hi Porsche techs. Need some expert advise on this one. We are a MB BMW shop and do a few Porsche on request. This is a low mileage one owner but a year around daily driver. Normal commute 1 mile home to work and mile back. Towed in for heavy oil smoke. Replace...
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2004 Subaru Forester XT 2.5L turbo
Our shop has now 2 with same issue. 04 forester & 05 legacy. Have we missed something. Talked to tech line, did what they said, still the whistle. Any suggestions would be appreciated. Thanks in advance.
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2002 Toyota Sienna LE 3.0L shifter VIN: 4T3ZF13C82
toyota tech please help this van came in with a broken shift control shaft sub assy replaced it now will not come out of park brake lights work all fuses good very easy job i thought not sure what to do next thanks for help offerd
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2008 Toyota RAV4 Limited 2.4L Charging VIN: JTMBD31V48
Thank you for your help ahead of time. Every 4 or 5 months I get a call that this nice lady battery light is on and she is going to drive it in so i can diagnose her problem. She never makes it. The next day it will be in the lot with a dead battery, battery i...
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2004 Volvo XC90 T6 2.9L Unknown VIN: YV1CM91HX4
customer states that vehicle stalled and took several minutes to be able to turn over and restart after it stalled. only code in the system is a 372: cem-6c48 transponder type, faulty signal, intermittent fault. vehicle runs well. any suggestions on areas to c...
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Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Audi A4 Quattro Avant 2.0L Cam Sensor VIN: WAUKF78E57
TESTED PINS AT MAIN RELAY J271. 1/30 TO GROUND HAD 12.64V. TESTED ELECTRICAL HARNESS CONNECTOR TERMINAL T94 FOR RESISTANCE, .8 OHM. REPLACED BOTH 614 RELAYS AND INTAKE CAM SENSOR. CODES CLEARED, CUSTOMER HAS NOT RETURNED.
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2007 Audi Q7 Premium 4.2L Accessories VIN: WA1BV74L07
We did a little more research & talk [...] dealer & skip the headache. Will u...
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2006 BMW 530i 3.0L No Start VIN: WBANE735X6
RPM Motorsport required dme as well as ews and key.Plug and play on return.Thanks to all for advice.
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2007 Chevrolet Silverado 3500 HD LT 6.6L MIL Lamp on VIN: 1GBJC34697
Well the New EGR valve was stuck open again. This time I removed the sensor/actuator assy and was able to tap on the mechanical portion of the valve. It is spring loaded and so I tried tapping on the stem and letting the valve return under its own spring loade... Trouble codes: P0101 (Maf sensor fault).
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2014 Chevrolet Tahoe LT 5.3L drivers air bag VIN: 1GNSK2EC8F
found the info. provided was excellent, I was able to use a mirror and find the clips, and release the air bag.
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2008 Chrysler Town & Country Touring 3.8L master cylinder VIN: 2A8HR54P58
Always replace calipers do not waste your time bad design
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2014 Chrysler 200 Limited 2.4L shuts off and will not restart VIN: 1C3CCCAB0F
Ok I think we got this figured out, a regional. Chrysler rep came to our shop and helped out, ynder the fuse box (pdc), there are 3 large connectors, he had a pin similar to the pins on the back of the fuse box. He tested every pin in the 3 large connesyors an...
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1986 Ford F-150 XL 5.0L No Start, Stall VIN: 1FTCF15N9G
Hi there. What we ended up doing since this has been in intermittent nightmare for so long, we unplugged the spout connector. This is the connector that allows the computer to control ignition timing. I called the customer about two weeks ago and he said he's ... Trouble codes: 14 (Pip sensor circuit malfunction).
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1999 Ford Expedition Eddie Bauer 5.4L Accessories VIN: 1FMRU17L6X
Thanks for your help. Still have not been able to find the 16 pin module that the ford dealer sold us for this vehicle. We gave them the VIN. Vehicle is in between changes for 1999 and 2000. Again, thanks!
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2009 Ford F-150 XLT 5.4L Misfire, MIL Lamp on VIN: 1FTPW04V39
Put an in line fuse in each wire to isolate the issue found o2 sensors were the issue
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2003 Honda CR-V EX 2.4L Flashers VIN: JHLRD78883
It's fixed ! I should have suspected the cause right away when I saw the trailer hitch, but I guess when you've been doing this long enough you forget things ! Anyway I followed the flat four connector into the body panel and found that aside from some water g...
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1997 Mercedes-Benz C230 2.3L speed sensors VIN: WDBHA23E7V
Found rear wheel speed sensor (one, mounted in rear differential) would drop signal after several miles of driving, when it did, veh would go into limp mode, would drop into 1st gear and no shift.. replaced rear wheel speed sensor and two ten mile test drives ...
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2003 Mercedes-Benz SL500 5.0L Screen VIN: WDBSK75F83
Thank you for the replies! I did give an estimate for a rebuilt unit and a used junk yard unit. Customer took the car and will bring it back once funds are available.
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2002 Mitsubishi Montero Sport ES 3.0L Compressor VIN: JA4LS21H02
Well this vehicle is finally fixed with a repair and a lot of thanks to yall out there. I did some more research on Alldata and found a pin out voltage chart for the Automatic compressor controller and discovered that it was supposed to receive 12V's from the ...
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2000 Volkswagen Jetta GLS 2.8L compressor VIN: 3VWSE29M4Y
Ok, so this one is fixed. When I bypassed the pressure switch, it only made the fans run on high not the compressor. The compressor i had to straight wire (apply power with my power probe if you want it to sound smart) in order to run it. Long story short, ide...
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2008 Volkswagen Beetle SE 2.5L Pass Power Window VIN: 3VWRF31Y78
We decided to let the customer take it to the dealer. She decided that she just wanted to sell the car and let it be someone else's problem. (She was planning on selling the car anyway, thats why she was going to get it fixed. The window issue is not the reaso...
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