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Prev Professional Automotive Repair Technical Discussions for February 13, 2018
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Open Help Requests for All Makes and Models
Help Request Answers
2001 Audi A6 Quattro 4.2L Mechanical VIN: WAUZL64B61
This car came to us with no brakes and had been sitting for a long time .They want me to get it going. Its been a nightmare trying to bleed the brakes . I tried everything . pressure bleeding the system, using the abs pump , pump pedal and bleed nothing will g...
2011 BMW 335d 3.0L No Start VIN: WBAPN7C54B
No start since carbon cleaning due to MIL and codes for rough run, EGR and swirl flap. Have done bleed procedure in Autologic numerous times and the engine sounds like its about to start but never does. Have even cracked the fuel lines loose at the injecto... Trouble codes: 4B90
2011 BMW 328i xDrive 3.0L Instrument cluster VIN: WBAUU3C57B
I am asking the BMW techs for some guidance before I dig into this car. Customer brought it in for intermittent instruments dropping out and various lights in cluster illuminating. When I started car all was fine. I scanned the cluster and retieved codes A...
2013 BMW 535i GT 3.0L cant reset inspectio VIN: WBASNZC55D
Hi Guys, customer bought a car from a texas dealer and shipped to california. brought to me for an inspection to make sure the dealer performed the repairs that she requested based on the inspection she got in texas. we noticed that the inspection light sh...
2001 Chevrolet Corvette 5.7L No Start VIN: 1G1YY22G61
Gonna try to keep it short and sweet. This Vette was in an accident that crunced the right front fender destroying the TAC module and damaging the ECM. Both are located behind the fender. Replaced both. When you cut ignition on you have no communication wi...
2001 Dodge Dakota Sport 4.7L 4wd VIN: 1B7GG22N71
He called Identifix several times to find out what the root cause is of the 4WD function problem. He verified powers, grounds and PCI bus communication. The question is how can he verify a failed CTM? The other CTM functions work fine - wipers, lights, etc...
2006 Ford F-150 XLT 5.4L Drive train VIN: 1FTPX14V16
Vehicle came in customer complained of heavy vibration. Stated he was stuck in the mud, started Erving it to get unstuck and he suddenly heard a pop and then it started vibrating badly. It usually starts normal ad doesn't vibrate and after a couple of minu...
2010 Ford F-550 Super Duty XL 6.4L engine oil temp VIN: 1FDAF5HR5A
P012f engine coolant temp/ engine oil temp correlation. freeze frame data from 3 different test drives is coolant was always 203-206 engine oil was 251-260. Replaced engine oil cooler with oem cooler, flushed cooling system w/ vc9. Installed coolant filter...
2011 Ford F-150 Platinum 3.5L tire light on VIN: 1FTFW1ET1B
Have a2011 ford f150.the tpms wont relearn. bcm constantlly shows start in ignition switch state pid. any one ever seen this before?
2013 GMC Sierra 1500 SL 5.3L Hard shifts VIN: 1GTN29E08D
After the customer drives it 200 miles the transmission shifts hard. No Transmission codes. We had a engine code P015B Oxygen sensor B1-S1. After clearing the code the transmission shifted normal. We did not reset the transmission adapts. Question: Can thi...
2011 Mercedes-Benz R350 Bluetec 4Matic 3.0L MIL Lamp on VIN: 4JGCB2FE8B
Hey all; I have a new customer with a 2011 Mercedes-Benz R350 Bluetec. First came into the shop with a fault stored in the SCR control unit: 20BD18 for "output AdBlue tank heating element open circuit". Found 250k Ohms so I replaced the tank heater and lev... Trouble codes: 203D1, 203C1
2013 Mercedes-Benz Sprinter 3500 3.0L MIL Lamp on VIN: WDAPF4CC0D
Hello all, we deal with a fleet of Sprinters, some with DEF and some without. This one is in countdown mode due to the listed codes. We've handled this a number of times before but are running into a wall here. When we bring up the data stream for the SCR,... Trouble codes: P16CF, P18BC
2007 Pontiac Solstice GXP 2.0L Axle Vent VIN: 1G2MG35X17
We relocated the rear axle vent per TSB-07-04-20-001A; which ads a hose between the differential and vent. Fluid continues to leak although the vent is now at the floor pan. Has anyone else run into this issue before?
2003 Saturn Vue 2.2L No Start, Uneven cranking VIN: 5GZCZ33D03
Thanks for looking at my post. This vehicle was towed in. Owner says it hasn't run since before X-Mas. Prior to that shops installed new plugs and new alternator and battery. After Alt they said ran for 2 days then not after. Battery was completely dead so...
2003 Subaru Forester XS 2.5L MIL Lamp on VIN: JF1SG65683
found fuel pressure at 22 psi and goes up when hose is pulled off 32psi replace fuel pump the samething is there something Iam missing here Trouble codes: P0130 (o2 sensor circuit b1s1), P0171 (bank 1 too lean)
2006 Subaru Outback 2.5i Limited 2.5L No Start, No crank VIN: 4S4BP62C66
This car was towed in with a broken left front drive axle. The stub axle was also seized in the final drive and the spider gears were locked. I replaced the transmission with a used unit from the local salvage yard and replaced the axle with a new axle. No... Trouble codes: ER, HC
1989 Toyota Pickup DLX 2.4L No Start VIN: JT4RN01P9K
Just looking for a little knowledge/ info. I don't have any credible repair info on these early Toyotas. Any info via wiring diagrams, and general knowledge etc. would be a huge help right now. I am chasing a cold start injection problem on this little ...
2004 Toyota Corolla CE 1.8L Excessive Emissions VIN: 1NXBR32E44
car came in with P0172 and long term fuel trims at -25%. cleaned throttle body checked MAF sensor. changed upstream O2 sensor. when using map gas O2s go full rich. when creating a vacuum leak O2s go full lean. checked air tube from MAF to throttle body for... Trouble codes: P0172

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2014 Chevrolet Silverado 1500 LT 5.3L steering module VIN: 3GCUKREC9E
As always thanks to all who took time to reply. As Craig and Jeff said the wrong component has been installed. If you look into the GDS menu you will find the part and software numbers that should be in the vehicle and they did not match. The truck belonged to...
1981 Ford F-250 Ranger XLT 5.8L Excessive Emissions VIN: 1FTEF25G7B
Thanks everyone for your help, I couldn't tell you all how much I appreciate your time. Looks like I have this one repaired. After much diagnosing, chasing wires, and back probing the ECU, I found an intermittent lost reference signal at the EGR position senso...
2006 Ford F-150 XLT 5.4L Fuel VIN: 1FTPX14V16
I'm going to close and revise this so that I can accurately give people information without there being any bias.
2011 Ford F-250 Super Duty King Ranch 6.7L Calipers VIN: 1FT7W2BT2B
Well I guess we will call this one fixed. After replacing both front brake hoses the problem never reoccurred. I slit both of them length wise end to end and found no problems, wear, break down, anything. I really like to be able to prove failure of parts but ...
2012 Ford F-150 FX4 5.0L park assist system VIN: 1FTFX1EF7C
Hey gang, not fixed yet, customer took home while we research. per input from our brothers in the trade we plan to: 1. Clean, inspect and coat all rear object sensor harness plug connections with di-electric 2. then run thru car wash / heavy rain will kee...
2013 GMC Sierra 1500 SLE 5.3L Low Coolant Light VIN: 1GTR2VE75D
Wiring diagram showed no wire for level sensor, service info for truck had nothing about the algorithm type calculation for coolant level. I even went down to the dealer and looked at the OEM info, same as alldata word for word. So I used service info for corv...
2004 Honda Accord EX 3.0L Mechanical VIN: 1HGCM66514
2005 Honda Civic EX 1.7L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 2HGES26745
Well this one is fixed, as most said, look for the loss of oil pressure at the rockers. With no info or help from the shop that did the work, I was left with what did they do wrong? Went to remove the rocker arms to inspect the oil control orifice and found th... Trouble codes: P2646 (rocker arm oil control valveA stuck on/off).
2010 Mazda 3 i 2.0L MIL Lamp on VIN: JM1BL1SG2A
First I want to thank everyone for chiming in and being patient for the results on this Mazda. I wasn't able to get back to that vehicle until later today due to a lot of other services and diagnostics and emission failures and so on, plus customer had another... Trouble codes: P0171.
2008 Saturn Sky 2.4L Balance shaft chain tensioner? VIN: 1G8MB35B88
Thank you everyone for the help. Did reset balance shaft chain tensioner. Whine is now gone. Not the new water pump. The G.M. Tool to hold pump gear is junk. In the future I will plan to reset tensioner. Again thank you all.
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