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Prev Professional Automotive Repair Technical Discussions for September 13, 2017
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Open Help Requests for All Makes and Models
Help Request Answers
2006 BMW 325xi 3.0L struts VIN: WBAVD13586
I recently purchased this car, and am disappointed with the ride of the car. With our bad roads in Utah it bottoms out easily and has a very harsh ride. When it bottoms out it sounds like some thing is going to break. Car has the sport option, 17 inch wheels (...
2011 BMW 535i GT 3.0L Poor Idle Quality, MIL Lamp on VIN: WBAFR7C53B
first time poster. 101f01 hard fault. rough idle. checked maf, intake pipe pressure sensor, manifold pressure sensor for oil or debris. also smoke tested intake pipes and manifold, no leaks. refered to SI B12-05-13 regarding throttle valve and updated software... Trouble codes: 101F0
2000 Chevrolet K3500 7.4L abs VIN: 1GCHK39J3Y
I have this 2000 chev pickup that after driving a little bit,the speedometer starts jumping and the transmission starts shifting up and down.Watching the scanner when it acts up the vehicle speed jumps around and also the output speed jumps.it also sets an ABS...
2006 Chevrolet Equinox LT 3.4L starter VIN: 2CNDL63F16
car came in with no crank/no start condition, when i turn the key to the on position, i get power at the relay,and to park/neutral switch, then to the pcm, the pcm suppose to supply ground to the starter relay for it to crank, but the pcm does not supply groun...
1998 Dodge Ram 2500 8.0L Oil pressure VIN: 1B7KF23W9W
This truck came to us with a condition of oil pressure drop. Would run at 40psi the suddenly drop to 0 confirmed with mechanical gage drops to about 3-4psi. does it as fast a turning off a switch. removed timing cover check pump & relief valve / spring and did...
2001 Dodge Dakota SLT 3.9L No Start, Poor Idle Quality, Surge, Cuts out, Stall VIN: 1B7HG2AX41
I repaired the reference voltage wire and ran it correctly to all sensors. After I did that the vehicle fired right up and ran for an hour. Test drove another 25 minutes. The next morning I was going to give it one last test drive. Vehicle fired up and idle fo...
2005 Dodge Ram 1500 ST 5.7L wipers VIN: 1D7HA18D65
Wipers will work on intermittent two or three times then it stays on and goes off when it decides too.When you don't use intermittent wipers it takes longer to act up. WIPER MOTOR,SWITCH AND FMC CHANGED ALREADY! Scratching my head on this one guys, HELP! Is it...
2014 Dodge Charger SE 3.6L alternator VIN: 2C3CDXBG1E
I don't usually work on dodges. This is my son in law's car. Battery light kept coming on so he asked me about it. I scanned and found code p0622. Field showed 100% in data. I was going to check voltage on field wire and noticed smoke from alternator so I shut...
2002 Ford Explorer Postal 4.0L Mode operation VIN: 1FMZU62E92
This vehicle came in for no air flow out of vents. Found the mode in the default setting of defrost no matter which setting the mode was in. Tested for vacuum at the source of the vacuum manifold at the mode switch. Vacuum is good. Checked for leaks at the act...
2004 Ford Expedition Eddie Bauer 4.6L Poor Idle Quality, MIL Lamp on VIN: 1FMRU17W74
Have this Ford Expedition. Code P0171 Lean Bank 1 ONLY is the code it sets. I am out of patience and ideas. Fuel Trims, Short term are ok on both banks, bounce between -5 and +5. Long Term however are polar opposites. Bank 1 at +22 and Bank 2 at -18. Wont set ... Trouble codes: P0171 (Lean Bank One)
2007 Ford F-350 Super Duty XLT 6.0L Engine VIN: 1FTWX31P17
Hi and thank you in advance for any advice you can offer me. So a friend of mine is thinking of buying this truck. First i want to state that i have very little expirience with diesel vehicles and thats why im asking you guys for help. I know these 6.0l engine...
2012 Ford Flex Limited 3.5L Mechanical VIN: 2FNDK4JC2C
need ford techs held .i can not do any test because car is on vacation,customer bought car 3 months ago and all was well until after hard excellration he got headache causing fumes in car.dealer said there was nothing wrong $100 .this has happened on many driv...
2008 Hyundai Santa Fe GLS 2.7L Misfire, MIL Lamp on VIN: 5NMSG13D88
This is an interesting one. Timing belt, water pump and oil pan was done based on mileage/rust and the vehicle had no issues at the time. Being an easier job, i gave it to my B tech. He seemed to do a good job and had no real issues. Customer called 2 days lat... Trouble codes: P0300, P0301, P0305
2008 Jeep Wrangler Unlimited X 3.8L instrument cluster VIN: 1J4GA39158
Good afternoon Chrysler techs, I have 2008 Jeep Wrangler that has an inoperative instrument cluster since battery was changed. Code u0155 is present {communication error with cluster} We have good power and ground at cluster, When we disconnect and reconnect i...
2001 Land Rover Range Rover HSE 4.6L Misfire VIN: SALPM16431
Hi Group, Engine misfire on cylinder 7 only.Did basics.Good compression,new wire and plug.Spark is very weak.I have had bad coil packs on these vehicles in the past and if it is a bad coil,there is usually another cylinder that misfires,in this case it would ... Trouble codes: P0307 (misfire cylinder 7)
2008 Lexus GX470 4.7L Misfire, MIL Lamp on VIN: JTJBT20X78
Any help will be appreciated. Car came in with cylinder misfires on bank #1. Feels like a lean misfire. According to short and long trim bank one runs rich. When disconnecting battery to reset fuel trim and running engine with disconnected MAF engine runs bett...
2013 Mazda 3 i 2.0L no power in drive VIN: JM1BL1TF8D
car will rev up fine but when you put in drive or reverse no power it's like its smothering out. fuel pressure is 60 lbs. No codes don't really know where to go on this one. Computer is showing every thing working like it should. Thanks
2008 Nissan Altima 2.5L Cuts out, Stall VIN: 1N4AL21E98
starts and runs for couple seconds then dies..no codes.no security light that i know of.fuel pressure good.tried a maf sensor.back pressure in ex good.tried a used throttle body.the no codes thing has me stumped
2008 Nissan Titan XE 5.6L Head Gasket VIN: 1N6AA06C78
Any known Cylinder head issues on these titans? Vehicle has intermittent MIL with a P0300 - Block test shows minor color change - found 150 hydrocarbons - We found TSB NTB13-081 for Updating intake an dexhaust valves and cups, but no indiaction from Nissan on ...
2005 Volkswagen Passat GLS TDI 2.0L transmission shifts VIN: WVWCE63B55
Hello, thank you for reading my help request. A client purchased this vehicle and has no history with it. Its runs very well (Diesel) but when i drove it, i felt the transmission was in limp home mode. Got back to the shop and retrieved P0716, Turbine speed se...
2005 Volkswagen Passat GLS TDI 2.0L all brakes VIN: WVWCE63B15
This vehicle came in for a brake job and a check engine light, the front brake rotors were resurfaced and the pads and wear sensors replaced on the front. the check engine light was on with a P3102 code, the tech. removed the EGR Valve thinking this was the mo...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Audi A4 Quattro 3.2L Stability control VIN: WAUDG74F16
We did not fix this car. We had repaired a number of other things on the car and the customer decided they had spent enough. Researching on the web on this code the overwhelming number of fixes were just recalibration. My guess is that either Michael or Haaka...
2000 Chevrolet Monte Carlo LS 3.4L alarm module VIN: 2G1WW12E3Y
The GM alarm is a DEI but I couldn't match it to a specific model wiring diagram. But it appears that the starter disable was caused by an intermittent Passlock not the alarm. So I removed the alarm, repaired the Passlock and the owner drove the car home. T...
2008 Dodge Avenger R/T 3.5L Compressor VIN: 1B3LC76M38
Well guys. I got a new generator in this afternoon. That corrected the charging/voltage issue. I still have no AC output on C27. I did see where the PCM calibration were out of date. On a whim, I updated it to the latest part number. Afterward, the PCM s...
2006 Ford F-250 Super Duty XLT 6.0L Exhaust VIN: 1FTSW21P66
Customer picked up vehicle, had the computer reflashed at ford. Did not fix the smoking. Went to 2 other diesel shops and had no luck. Customer has stopped trying to fix and is just driving the truck.
2008 Ford F-150 King Ranch 5.4L Hesitation, Surge, Misfire VIN: 1FTPW12V28
Thanks to all of you for putting me back on the right track. The problem is the base oil pressure is 18psi at idle (5w30). I drained and filled with thicker oil, (15w40) for test purposes only, the pressure held at 24 psi at idle. I drove the truck around with... Trouble codes: P0022 (p0300-), P0300 (p0301-), P0301 (p0305-), P0305 (p0307-), P0307.
2002 GMC Envoy SLE 4.2L shifting out of park VIN: 1GKDT13S22
Shift control solenoid bad. all replies were very helpful. Thanks to everyone that helped.
2003 GMC Sierra 2500 HD SLE 6.6L poor starting VIN: 1GTHK23183
Found the main source of fuel in the oil was from the banjo fittings on the return lines at the injectors as they were a bit loose. Replaced all 8 injectors and extended crank starting problem went away. Interesting job as there were at least 3 significant fai...
2010 Honda Civic DX 1.8L Mechanical VIN: 2HGFA1F40A
Check everything was good found out that ac compressor had one loose bolt that was causing noise tighten bolt noise is gone
1995 Isuzu Rodeo LS 3.2L whining noise VIN: 4S2CY58V7S
thanks top everyone help, i ended up rewiring a 2 pin Chevy alternator in and it worked with no sequels, I'm thinking either the alternators i received where junk or i may have a PCM issue since it controls the duty cycle for the alternator, i have full loads ...
1984 Mercedes-Benz 190E 2.3 2.3L No Start VIN: WDB1232431
Ok, thank you for the replies. Terry was most helpful and had relay location correct. Andrew had the fuel pressure spec correct. Everyone who suggested system similar to an old VW Rabbit correct. Just intake air goes through vane in different direction. Jumper...
2017 Ram 3500 Limited 6.7L No Start VIN: 3C7WRNDL4H
This truck went back to the dealer for repair. The body shop owner said they had found a bad ground at g206 which supplies the ground for the drivetrain control module and the valve,intake air diverter. I appreciate all the help. I wish All data was a little ...
2010 Toyota Tundra 5.7L Mechanical VIN: 5TFUW5F1XA
Thanks for the replies. It sounded like it had a couple of noises. It sounded like a typical chain rattle along with a phaser knock. I actuated the cam gears when the noise was occurring and it went away. I replaced both left cam gears along with new chains...
2004 Volkswagen Touareg V8 4.2L Cuts out, Stall VIN: WVGCM67L54
Sorry it took so long to respond and close this request. I didn`t get to check everything everyone suggested because right after I posted this request, my boss sent it to an electronic shop. The fix ended up being the left fuel pump, but i had both pumps repla... Trouble codes: P0171.
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