× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for October 25, 2017
International Automotive Technicians' Network (iATN) - Members Only
(Also Available: All, Asian, Chrysler, European, Ford, GM.)
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Open Help Requests for All Makes and Models
Help Request Answers
2006 Audi A4 Cabriolet 1.8L MIL Lamp on VIN: WAUAC48H36
Customer recently bought vehicle and the previous owner had done a head gasket replacement himself and installed a "larger turbo" we're told. Vehicle barely ran when it came in. First I'll start with what I had to correct: The wastegate vacuum hose was discon... Trouble codes: P0011 (Camshaft A position - over advanced or system performance)
2004 BMW X5 4.4i 4.4L Brake Pedal VIN: 5UXFB53514
Im stuck on this one - customer came in with a low brake pedal. Drops half way. Pinched off all 4 brake hoses-still low. Replaced abs unit - still same issue . So now i figuring its the master cyl, replaced with new one - still same low pedal. Blocked off all ...
1957 Chevrolet Bel Air 4.6L Steering VIN: 57CHEVY125
Guys, I need some help on this 57. Slightly before my time. When driving it pulls right and pulls hard when braking. If I try it in reverse it pulls hard left when braking. Logic tells me something in the front end is moving but I can't find it. Ball joints a...
1992 Chevrolet Lumina 3.1L Cuts out VIN: 2G1WL54T9N
cant belive this car kicking my butt, i have it on the lift,if i put it in drive and power brake it it runs bad, cuts out, in reverse it dont do it, it run good in reverse, i stsrted it and unplugged the range sensor and it still do the same thing, car came in... Trouble codes: 44 (lean exhaust)
2000 Chevrolet Silverado 1500 5.3L starter VIN: 2GCEC19T8Y
Got a tow in - c/s the starter engages with the key on in any position. Verified, although starter was trashed by the time it got to us. Checked starter wiring, crank fuse, swapped relays. **Will not start w/crank fuse and/or starter relay removed. Installe...
2001 Chevrolet Silverado 1500 5.3L Monitor not ready VIN: 1GCEC19T31
Truck been on the shop before for code p0410 we tested and found valves stuck removed and replaced, retest and o2s went to lean when command air pump system, truck left couple weeks customer replaced f.pump ,drove it then ck eng lite on he brought to us found ...
2011 Chevrolet Malibu LT 2.4L Unknown VIN: 1G1ZC5E14B
Vehicle came into us shifting fine. Check engine light on. We covered basics like checking transmission fluid and charging system/battery tests. Vehicle had a code P0700 in the engine side to turn on MIL. When we scanned the transmission side we had a P0601 ...
2005 Dodge Grand Caravan SXT 3.8L Poor Idle Quality, Hesitation, Misfire VIN: 2D4GP44L35
This one is giving me a little trouble. One of the 3 coil drivers is drawing a lot of current. I checked cam/crank and it seems fine. I am not sure why this coil driver is turning on so long and drawing way too much current. Here is what it looked like when i...
2007 Dodge Ram 1500 ST 4.7L MIL Lamp on VIN: 1D7HA16P57
Got a 2007 Dodge Ram 1500 4.7 that keeps setting p0457 loose fuel cap. Gas cap message on where shift indacator is. cleared code and message still there. Smoke tested evap system from purge valve under hood to rear of truck with esim plugged off. No leak now. ... Trouble codes: P0457 (Loose fuel cap)
2005 Ford F-250 Super Duty Lariat 5.4L Hesitation, Cuts out VIN: 1FTSW21595
Hi guys, I hope someone can give me some insight on this one. Before cleaning then replacing the MAF I could not duplicate the lean on bank 1&2 codes, now I can replicate them easily. This thing has a severe hesitation, won't get any power or accelerate until ... Trouble codes: P0174 (Lean bank 2), P0171
2006 Ford Explorer Eddie Bauer 4.0L Poor Idle Quality, MIL Lamp on, long term fuel trims VIN: 1FMEU74E86
This vehicle came from several other shops. Start vehicle and after 2-3 minutes of running, idle starts to get rough and fuel trims climb to 28 on both banks. Runs great off idle. With both banks compression being good and equal, i have hard time believing tim... Trouble codes: P0172, P0174, P0300
2009 Ford F-150 XLT 5.4L dash IPC VIN: 1FTPW14V79
OK I'm running out of ideas Customer brought vehicle in with numerous warning lights on IE tpms brake light SES light on No turn signals AC inoperative and Can communication errors .Scanned and we have numerous codes in both ECM and BCM Turn signals don't work...
2011 Ford F-150 Platinum 3.5L Misfire, MIL Lamp on VIN: 1FTFW1ET0B
We've had trouble repairing a misfire in an ecoboost. Found relative compression good, fuel trims indicate a slight rich condition in bank one @ -7, and -2.2 in bank two. As load increases fuel trims normalize. Will not misfire in first or light load instances... Trouble codes: P0302 (Misfire Cylinder 2)
2005 GMC Sierra 1500 SLE 5.3L starting circuit VIN: 2GTEK13T45
I have another one... 2005 GMC Sierra 4x4 5.3T tow in - no crank. Drop in a fresh battery, check & replace fuses, swap relays. Checked PNP/TR switch and connector - no issues found. Checked ground G-102. I have communication, cluster, 12V constant & switche...
2015 GMC Yukon XL Denali 6.2L Ride Control VIN: 1GKS2JKJ0F
Vehicle was in for a Tire Rotation and Oil Change at one of our other locations. The services were performed and the vehicle was delivered to the customer. The customer came back almost immediately complaining of the vehicle riding "like a log wagon". He then ...
2004 Honda Civic EX 1.7L MIL Lamp on VIN: 2HGES267X4
I have a complicated mess so I will try to make this as short as possible. The wires to the crank sensor had been spliced and came apart during a water pump replacement and then two of them got crossed connected by mistake. Engine was started and ran ok for a ... Trouble codes: P0335 (CKP Sensor No Signal)
2006 Honda Civic LX 1.8L shift sol. b VIN: 1HGFA165X6
i have no power from pcm to shift sol. b when in gear or in fucntion test. can hear sol. if i put power to it.
2006 Kia Sedona LX 3.8L MIL Lamp on VIN: KNDMB23366
After installing new timing system components, MIL on with P0012 code set. Rechecked timing marks, good. Monitored scan data and see that intake bank 1 cam actual degrees is 20, desired is 0. B2 is ok. Oil Control solenoids have power and will activate when gr... Trouble codes: P0012
1993 Mercedes-Benz 300CE 3.2L Misfire, MIL Lamp on VIN: WDBEA66E9P
#6and #1 cyl have no spark battery or charging voltage is present at all coils can trigger spark by momentarily applying a ground source it appears the original and the used ecu's we have are defective no ground trigger pulse any suggestions is there a reactiv... Trouble codes: 057 (mercedes factory dtc ignition stage1 t1/1 current not reached)
2014 Nissan Versa 1.6 SV 1.6L Unknown VIN: 3N1CN7AP2E
Need help on this one Please. This vehicle Came to our shop with basically a no power issue and customer stated if they unhook the TCM and reconnect vehicle would perform properly for a short period of time, however I haven't been able to get the same results....
1991 Porsche 944 S2 3.0L Abs Module VIN: WP0ZZZ94ZM
When ignition switched on, central warning light illuminates as does the abs warning light in right dash clock. Both lights extinguish after engine starts and after hand-brake released. On road no warning lights illuminated, however abs does not work when hard...
1997 Porsche 911 Carrera 3.6L Alarm VIN: WP0CA2991V
This is weird one, car came on the tow truck. Any time hooking up the battery the alarm starts to go off, lights flashing the trunk light also flushing,car won't crank. . I tried locking and unlocking the car using the drivers door and turning the ignition on ...
2012 Ram 1500 SLT 5.7L No Start VIN: 1C6RD7LT0C
Just looking for another set of eyes on this one. Towed truck in for cranking no start, came off the tow truck and started right up. Before I went home, tried it again and it just cranked, started twice and stalled, sounds like a fuel pump. Before I can get an...
2001 Toyota Highlander 3.0L Transmission VIN: JTEHF21A71
Towed to shop with customer complaint of will not go forward or reverse when put in gear with shifter and ck engine and vsc light came on when this happened. At the shop the vehicle would hardly pull out of its tracks when we were pulling it inside to ck. Code...
2007 Toyota Tundra SR5 5.7L Hesitation, Cuts out, MIL Lamp on VIN: 5TBRV54117
Need tap the mines of Toyota techs. First of all the dealer says the warranty ran out on this code P2440 at 150,000 miles. The part man says their is two air pumps do I need both air pumps or just the one on bank 1. They also say I need air switching valve and... Trouble codes: P2440 (ENGINE---Secondary air injection AIR system switching valve stuck open bank 1), C1201 (ABS/VSC/TRAC---engine control system malfunction), B1661 (AIR BAG---Roll over cut off indicator)
2012 Toyota Camry XLE 2.5L heater VIN: 4T1BF1FK5C
Vehicle came in with complaint of AC not working, checked pressures-good (40/175) outlet air temp at center vents- 38 deg.F Switch to full hot-no heat. Code in module-B1441 -air damper servo. Replaced servo, verified alignment and still have no hot air. Evap t...
2009 Volkswagen Tiguan SE 2.0L Hesitation, Surge, Misfire, MIL Lamp on VIN: WVGBV75N49
Vehicle runs lousy when cold, misfires , seems to backfire through intake or pop sound on acceleration. Smoke test system for vacuum leaks none present. Had replaced ignition coils,and plugs, fuel pressure with scan tool is spot on. When car is warmed up after... Trouble codes: P0300 (Random multiple cylinder missfire), P0301 (Cylinder 1 missfire), P0302 (Cylinder 2 missfire), P0304 (Cylinder missfire)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 BMW 750i 4.8L abs/brakes VIN: WBAHL83596
sorry for the delay on the repair but traced down problem to the master cylinder that the customer supplied was letting fluid bypass to the precharge pump when the pedal was not pushed. I could bearly hold my foot on the pedal and drive it all day without the ...
2009 Cadillac CTS 3.6L Misfire VIN: 1G6DV57V19
Yes, this is direct injection. While the intake was off for the repairs, I did look at the valves and they did have carbon build up. This being the only car the customer has, we did do a upper intake cleaning. We don't know if this helped it or not due to the ...
2010 Hyundai Genesis Coupe 3.8 Track 3.8L No Start VIN: KMHHU6KH7A
thank you for the help. most replies involved purge valve when filling but problem happens when not filling. we could occasionally get vehicle to act up for a couple of seconds during start up but it was very rare and cured itself in seconds. never got actua...
2005 Lexus RX330 3.3L steering rack VIN: 2T2GA31U15
Thanks for the help. As many of you offered, I found that the technician managed to swap the lines at the rack. They are different diameters, but are similar. After replacing a damaged return line and included fitting, all is well.
Prev (Also Available: All, Asian, Chrysler, European, Ford, GM.) Next