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Prev Professional Automotive Repair Technical Discussions for May 8, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
1999 BMW 328i 2.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: WBAAM5333X
Vehicle came in with multiple misfire codes & rough idle when cold. Customer changed MAF & both intake snorkels. It also had multiple 02 codes & various sensor codes from customer tinkering around. I cleared all codes, smoked it & found CCV/oil separtor leakin... Trouble codes: P1188, P1189
2003 BMW 525i 2.5L MIL Lamp on VIN: WBADT43443
Has any of you bimmer guys delt with this P2098 code? could it suck air from flange and not hear exhaust leak? Trouble codes: P2098 (bank 2 post cat lean)
2009 BMW 528i 3.0L No Start VIN: WBANU53539
The customer's 2009 E60 528i stalled on the freeway. Upon diagnosing it with MaxiSys Pro, the only relevant code was fuel pump(DME code 2AAE).So we replaced the fuel pump and fuel filter. The battery voltage was also under 11V, so we installed a new AGM batter...
2011 BMW 528i 3.0L No Start VIN: WBAFR1C52B
Hello there. Please please help me with this bmw i have in my shop for last 3days. It got towed in with no start condition. It cranks but will not run. Performed diagnosis and found no ground signal to injectors from dme. Scanned dme and found 2 toruble codes ... Trouble codes: 1B510, 1B560
2004 Cadillac Escalade ESV 6.0L Recalibration VIN: 3GYFK66N84
No codes in system. Vehicle will not relearn. Tryed tech2, autel scan tool, manually by remove ecas fuse. It goes through the relearn process,doors are all moving. Again no codes. Seems as if it just doesnt learn the positions. I cant control the temp on drive...
2001 Chevrolet Tahoe 5.3L heat ac fiap VIN: 1GNEC13T71
the truck came in with the heater ac flap not working i can turn it by hand and it works so i checked for 12v & ground. AT THE ACTUATR I replaced the temp actuatr the actuatr is ont moving at all. i'm not the best on auto ac. it blows the same on both sides. p...
2007 Dodge Ram 1500 ST 5.7L Surge, Stall VIN: 1D7HA16267
Hello to everyone today. I got one that I am not sure that anyone else has seen. It has left me wondering. I have truck that came in 2 years ago and the complaint was when they would stop for a light or stop sign the vehicle would lunge forward with foot on t...
2000 Ford Focus Sony Limited Edition 2.0L Stall VIN: 1FAFP3639Y
customer complained vehicle had a little extended crank time and vehicle would continue to run at idle until accelerater pedal pushed, then it would stall. I don't have any codes. scan data appears to be normal, fuel trim 0 +or- 2, maf 3.9 gm/s. manuel fuel ga...
2000 Ford E-350 Econoline Club Wagon XLT 5.4L headlights high beam VIN: 1FBSS31L4Y
I am having a tough time on this one. The high beams do not work.The headlight switch,multi-function switch have been replaced, all the relays and fuses have been tested and all are good. I don't have any good wiring diagrams on this year so it is hard to trac...
2002 Ford Mustang 3.8L Cuts out VIN: 1FAFP444X2
Cuts out when accellorating, no codes!!! tested egr system, fuel pressure (new filter) no vacumme leaks, pvc system ok, fuel regulater good, vacumme in normal range, tps no fault, maf no fault, iac no fault all seem to opperate within values. Also tested intak...
2005 Ford Expedition XLT 5.4L Misfire VIN: 1FMFU165X5
Vehicle came in Misfiring, and a lot of Timing Chain Noise.Another Shop had replaced the Phasers. Left Bank Cylinders 5-6-7 Misfiring. Diagnosed as lack of Compression. Sent the head out to our Machine Shop. Vacuum test on Head, Cylinders 5 and 8 ok, 6-7 poor....
2006 Ford F-350 Super Duty XLT 6.0L Airbag System Inop. Flashing Code 33 VIN: 1FTWF31P56
This truck came to us with a good used drivers side airbag and clockspring installed. System remains inop. Due to fault codes earlier described. Up to this point i have replaced the rcm module with a new oe replacement because of the internally faulted unit, d...
2007 Ford Expedition XLT 5.4L air temp VIN: 1FMFU16537
2007 ford expedition 5.4L ac blows cold in the rear and the passenger vents...but blows warm air out the drivers vents
2000 Honda S2000 2.0L Hesitation, Misfire VIN: JHMAP1149Y
hey guys, we got this sweet 2000 S2000 with only 60k miles. Car is bone stock, no modifications. When car is up to operating temp, you get the slightest misfire under load, usually under 3,000 rpm. Here's what we did so far: new maf sensor, new plugs. move...
2009 Honda Accord EX-L 3.5L Electrical VIN: 1HGCP368X9
Hey everyone, hoping one of you have been there on one of these. The local Honda dealer gave up on this one and I have no idea what they did, so I started from scratch. It has a 750ma draw that goes away with underhood fuse 15 pulled. I traced it to the LF pow...
2002 Lexus LX470 4.7L Abs, Vsc VIN: JTJHT00W62
Vehicle came in with VSC, VSC off, ABS and brake light on. We used techstream to scan vehicle. No communication to ABS/VSC computer, Try a different good techstream with the same result. Try another snap on scan tool still no communicating with the VSC/ABS com...
1999 Mercedes-Benz C230 Kompressor 2.3L abs light, BAS ASR light VIN: WDBHA24G6X
Hello. I performed a brake maintenance on this car. Forgot to close the left rear bleeder and then pumped the pedal for allow pistons to push on brake pads. Oups! saw for an open bleeder. Closed the bleeder, bleeded this whell. Now ABS light and BAS ASR light ...
2005 Pontiac Bonneville SE 3.8L No Start VIN: 1G2HX52K65
Car came in 1 year ago cranks no start ig mod was dead installed TP414 from napa cleaned mount pad added ground . checked coil resistance all in spec . car has been back 3 times same prob tried OE unit lasted 2 weeks found center coil had high resistance ch...
2006 Porsche 911 Carrera 3.6L drivetrain VIN: WP0JB09366
Ok this is a long post ,, this pristine 911 turbo was brought in for a seized engine after being rebuilt 10,000 miles ago when the engine was opened up there was evidence of too much rtv to seal the 2 case halves it was apparent rtv went into the oil sy...
2006 Subaru Outback R L.L. Bean Edition 3.0L Misfire, MIL Lamp on VIN: 4S4BP86C36
problem happens couple times a week,customer says when it happens check engine flashing running rough,it happen to us here once for about 3-4 minutes pulled #6 injector it was dead for sure,by the time we plugged it back in, the problem was gone,did not get th... Trouble codes: P0306
2006 Volvo XC90 V8 Ocean Race 4.4L Mechanical VIN: YV4CZ85246
This xc90 came in from a used car lot so I am unaware of any repairs or attempted repairs. The customers complaint is while she is driving and accelerates the transmission will downshift hard and not shift then the transmission light comes on. I have duplicate...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2007 Chevrolet Silverado 3500 Classic LS 6.0L clutch VIN: 1GCJC33U47
Ok this was a great exp. As you know i went in after multiple attempts from another shop. First off i noticed the fluid was almost black- remember it had a new slave and master cyl and bleed alot. Lifted the truck and found the hyd line- wrapped in a metal sle...
2008 Chrysler Town & Country Limited 4.0L No Start, Misfire, MIL Lamp on VIN: 2A8HR64X68
I have replaced the #2 coil that keeps on melting .But the customer has a warranty still on this vehicle so..I installed the new coil and disconected the battery so no one tries to start it and melt another coil. So it is in the dealers hands . But I think it ... Trouble codes: P2305 (Ignition coil 2 secondary circuit insufficiant ionization), P0302 (Cylinder 2 misfire).
2005 Dodge Magnum R/T 5.7L Hesitation VIN: 2D4GV58235
Thank you to all that chimed in. The tech that mentioned the ground short was right. We found the TCM circuit shorted to ground that was causing to take the CAN C BUS down intermittently. We fixed the shorted wires, car had power again when driven and many of...
2008 Dodge Ram 2500 SLT 6.7L tempeture VIN: 3D7KS28A58
As I said in my up date. When I started the truck to first thing the next day, with the scan tool connected my AC pressure went to 500 psi. I pulled it in the shop shut it off and hooked it to the AC machine. The static pressure was still around 350 psi on the...
1993 GMC K1500 Sierra SLE 5.7L Hesitation, Cuts out, Lacks Power VIN: 1GTEK19K3P
Thanks for all of the replies. I checked the field circuits and nothing wrong there. I then lab scoped the injectors with alternator connected and not connected (at idle)and saw no problems. I then test drove it with lab scope connected and WOOT WOOT !!! I saw...
2006 Jeep Commander Limited 5.7L cooling fan VIN: 1J8HG58296
Thank you guys for your responses. Turns out fan kicks in at 230F+ or around 250psi of A/C pressure with A/C switched on. Works as designed
1997 Lincoln Town Car 4.6L No Start VIN: 1LNLM81W5V
First off, thanks for all the help. I disconnected the pcm and the fuse still blew. When i disconnected the relay my short finder went from red to green. So from there and it was just cutting loom and sorting through the wires till i found 2 shorted red and gr...
2008 Mercedes-Benz CL63 AMG 6.3L Esp/Abs VIN: WDDEJ77X08
This car is "mostly" fixed. After a little additional diag I soon realized this car does not appear to have any mechanical or electro-mechanical defects. All sensors working normally, and most all tests and calibrations completed successfully. In order to expe...
2005 Mercury Mountaineer 4.0L Misfire, MIL Lamp on VIN: 4M2ZU66E85
well after all this we decided to replace the spark plugs. So far we have not heard back from this customer which is good so we assume it was the plugs.?? Haha. Thanks for everyones help. Trouble codes: P0304, P0316.
2001 Nissan Sentra GXE 1.8L Excessive Emissions, Hesitation, Poor Fuel Economy VIN: 3N1CB51D41
After swapping fuel rail with injectors, still had same problem. I did notice something that helped me figure out this problem. After only about 10 miles of driving, engine already used 1 quart of oil. It turns out the smoke was from the engine being flooded w...
2006 Nissan Sentra S 1.8L Poor Idle Quality VIN: 3N1CB51D46
Wow this is going to be long. First I would like to thank all of you that replied. Where to begin, I had a rare opportunity to talk to the customer directly. I was able to ask him why he replaced the throttle body and was there any DTCs at that time. He told m...
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