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Prev Professional Automotive Repair Technical Discussions for August 13, 2018
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Open Help Requests for All Makes and Models
Help Request Answers
2014 BMW 750Li xDrive 4.4L Interior VIN: WBAYF4C57E
hey guys i have this 2014 bmw 740li cluster inop check wiring all power an ground test ok no other codes in any module no communication with the cluster is there any one to rebuilt it or have to get new from the dealer an program an code it thank u guys
2003 Buick Park Avenue 3.8L Unknown VIN: 1G4CW54K73
This Park Avenue has a vibration that is noticeable at idle and at highway speeds. It comes and goes on rhythm. It vibrates for 2 to 3 seconds then goes smooth for 2 to 3 seconds and so on. I can't think what would cause this pulsating type vibration. Any ...
1985 Chevrolet Corvette 5.7L Poor Idle Quality VIN: 1G1YY0783F
The new engine fired right up, ran smooth, BUT check engine light was on, lean run condition. My Mgr. drove it, reported it made strong acceleration, and was smooth. He did notice a slight roughness under de-celebration, but it didn't stall. HELP!!! Eld...
2010 Chevrolet Silverado 1500 LT 4.8L Cyl 3 firing VIN: 3GCRCSEA3A
Vehicle came in for drivability issues. Codes as follows p0300, p03xx for ignition coil cylinder 3 Replaced 8 spark plugs/wires, and cylinder 3 coil. Nothing changed. Vehicle has power to coil, the two flashing grounds needed and full time ground. Swappe...
2004 Dodge Caravan SE 2.4L Shift Solonoids VIN: 1D4GP25B14
Vehicle came in for stall then restart.Found trans in limp in mode. Stuck in second gear. Code P-0888 and code p0755 on the trans relay the fuse 15 is i have power on pin 87 wiring for pin 30 to solenoid assembly is good pin 85 i have ground from the pcm t...
2006 Ford F-250 Super Duty XLT 5.4L MIL Lamp on VIN: 1FDNF21546
Hi all, Anybody experiencing this conditions? Tested, got power at all 4 02s (12v) placed the test light between both heaters wires engine start light on solid. Bidirectional control evap purge circuit with scanner it lite up the test light. Road test... Trouble codes: P0135 (B1s1 heater circuit fault), P0141 (B1s2 heater circuit fault), P0155 (B2s1 heater circuit fault), P0161 (B2s2 heater circuit fault), P0443 (Evap purge control valve circuit)
2014 Ford Focus SE 2.0L compressor VIN: 1FADP3F2XE
hello everyone. i have this focus that we purchased at auction. the vehicle had minor damage to the front and engine was no good so we had repaired and replaced engine. when I was checking ac system i found suction and discharge hoses were damage so they w...
2016 Ford F-550 Super Duty XL 6.7L Parking brake VIN: 1FD0X5HT6G
Hello Replaced rear brakes and parking brake shoes , adjusted the shoe until They drug on drum. The parking brake pedal seems to go to the Floor . I drove and readjusted shoes and not any better. I don’t see any cable adjustment . I was wondering if there ...
2007 Jeep Wrangler X 3.8L MIL Lamp on VIN: 1J4FA24157
After replacing the clutch and flywheel, on test drive check engine light will flash, mostly on decel. While watching mis-fire monitor mis-fires are counted on all cylinders except 3 and 6. No misfire is felt at all. I have replaced and tried shimming cran... Trouble codes: P0300
2013 Jeep Patriot Sport 2.4L no power VIN: 1C4NJRBB0D
It has a new coil on #3, no codes, fuel press and compression good. here is the kicker. on scanner base timing is -48 degrees, exhaust cam is 121.7 degrees actual and 121.3 desired. Intake cam is 119.7 actual and 120.1 desired at idle. Correct me if i am w...
2012 Land Rover Range Rover Sport HSE 5.0L Dying VIN: SALSF2D41C
Vehicle keeps dying like the engine just shut off. all electrical still works. Starts right back up. Will die again. No set time, Nothing pointing to any sensor. Am suspecting PCM) Changed CPS to no avail.
1995 Mercedes-Benz SL320 3.2L 5th gear VIN: WDBFA63E3S
I have this sl that I cant it to go into 5th gear. Every thing was good until the harness to the AMM shorted out due to bad wires-I replace the harness and repaired the wiring-Had to replace the air mass meter and bass module. Every thing is working but no...
2010 Mini Cooper S Clubman 1.6L MIL Lamp on VIN: WMWMM3C5UA
New customer came in woth a check engine light and 2885 or P1297 Charge air pressure control deviation plausibility or boost pressure low. after checking diverted valve and looking at the blads of the turbo we ordered a new Borg Warner turbo. After inst... Trouble codes: 2884 (p1296)
2003 Mitsubishi Montero Limited 3.8L abs VIN: JA4NW51S13
I know that this is a fairly common issue with these vehicles, but I'm trying to narrow down the actual cause. It has full brake function and no functional issues, but it has that cricket-like chirp coming from (what seems like) the steering wheel area. My...
2017 Nissan Rogue SV 2.5L Audio Video Module VIN: 5N1AT2MT7J
For you Nissan guys, Has anyone ever seen this DTC, not in any manual? Multi AV B1309-11 (TBD) System On. Anyone know what TBD is? FYI, it is a 2018 Nissan Rouge.
2013 Ram 2500 SLT 5.7L p0750 VIN: 3C6TR5DT6D
Hello Group. My personal truck - getting ready to leave on family vacation this am - running erands & truck goes into limp mode in stays in 4th gear -- po750 -- clear code & resets immmediatly. - go to shop & start checking out. I find the power supply fro...
2014 Ram 2500 SLT 6.7L no power VIN: 3C6MR5BL8E
have check all power and grounds, data lines seem to be ok.it only does this on cold start in the morning. starts fine but put in gear and has no power.code then sets. drive for just a little bit and its like flipping a switch everything goes to normal hav... Trouble codes: U010C
2007 Toyota Avalon XLS 3.5L ignition switch VIN: 4T1BK36B87
Need help desperately. I removed dash to replace evaporator and in doing so I left the immobilizer module unplugged which caused a no start. It would crank at that point, but would not start. So I had to remove the whole dash again because the immobilizer ...
2010 Toyota Prius 1.8L head gasket VIN: JTDKN3DU4A
Hello Techs! We haven't, as of yet, had the privilege to replace a head gasket yet on one of these vehicles. Just wanting to know any pitfalls or area's of concern prior to commencement of this repair. According to what info we have, the engine/Trans assem...
1982 Volkswagen Vanagon Campmobile 1.6L Hesitation VIN: WV2YG0254C
Came in diesel engine was replaced with a I believe 97 Passat TDI. installation isn't the cleanest. My issue usually on first acceleration after start it does not accelerate. RPM levels out at 1197 RPM Seems to me like it's going in limp mode. I was able t...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Audi A4 Quattro 2.0L Unknown VIN: WAUDF78E77
Well this one is fixed, a OEM valve cover fixed the problem, with new valve cover on and a the intercooler pipes drained of oil and a long test drive, I removed the inter cooler pipes and very little amount of oil came out, what I would call normal. Thanks to...
2000 BMW 323Ci 2.5L purge solenoid VIN: WBABM3347Y
Thank you Group for your responses. Let me "recap" what was going on with this vehicle. Zero complaints from customer other than the "Service Engine Soon" or BMW's version of "Check Engine" light. Customer wishing for Smog or Emission test. Checking codes we f...
2001 Dodge Ram 3500 5.9L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1B7MC33741
Good afternoon everyone. well folks i'll have to hang my head once again.. we discovered that if we disconnect the PCM, the problem will go away,so we replaced the PCM with a known good PCM, with no change.. further testing revealed that when we disconnect the... Trouble codes: P1689 (No communication between ECM Injection pump).
2015 Ford F-550 Super Duty XL 6.7L MIL Lamp on VIN: 1FDUF5GT0F
Replaced doses valve and have test drive , driver states everything Is ok . Trouble codes: P20A1, P20E9.
2014 Honda Civic DX 1.8L Battery light on VIN: 19XFB2F53E
A fresh start in the morning, I realize I mistakenly was looking for power on single yellow excite wire from comp to alt. However , since this alt is comp control,that wire would be grounded. That being said... and tested to be ok. I replaced alternator from ...
2013 Hyundai Veloster 1.6L Alignment VIN: KMHTC6AD2D
Thanks for all the help. All responses gave us some real valuable and informative information concerning aligning that can be used on other cars. In end we decided to go with former Hyundai tech Ty's response. This time we replaced the rear shocks and infor...
2006 Land Rover Range Rover Supercharged 4.2L Air Suspension VIN: SALMF13496
We did not fix the final issue of the trouble code for the VIN mismatch. In the end the customer was willing to put up with the warning on the dash to save 700.00. In some ways I wish we had not installed the used unit at all but it did allow us to confirm a d...
2010 Mini Cooper 1.6L MIL Lamp on, limp mode VIN: WMWMF3C56A
We decided to take this in steps. We removed the vanos solenoids cleaned them with carb cleaner and then lubed them with fresh motor oil. Sent the customer on her way she will let us know if we had success. So I'm not sure if we fixed it but the customer is wi... Trouble codes: 2851 (Valvetrronic Servomotor Activation), 2863 (Valvetronic Power limitation).
2002 Porsche 911 Carrera 3.6L MIL Lamp on VIN: WP0CA29902
I found the signal wire was broken internally right were it comes around the # 1 injector repaired break all is good.' Thanks Trouble codes: P0941 (insufficient flow B1), P0492 (insufficient flow B2).
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