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Prev Professional Automotive Repair Technical Discussions for September 15, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
2006 BMW M5 5.0L comfort access VIN: WBSNB93566
Hello everyone and thanks for the help. This Bimmer came in for a complaint of losing time/date and trip resetting. Found a parasitic draw. With the help of ICOM found faults for the drivers door handle and alarm siren. replaced these and attempted full car en...
1992 Chevrolet Blazer Cheyenne 5.7L Hesitation, Cuts out, Stall VIN: 1GNEK18K6N
Vehicle came in with a misfire. Vehicle will idle and Rev fine. As soon as tog drop it into gear vehicle will not Rev or pull it's self. Customer has replaced all electrical components under hood. I've checked voltage fuel pressure timing. Everything appears t...
2006 Chevrolet Silverado 2500 HD LT 6.0L MIL Lamp on VIN: 1GCHK23U56
replace throttle body and pigtail.replaced throttle module.replaced data wires from pcm to throttle module.replace wires from throttle module to throttle body Trouble codes: U0107
2009 Chrysler Aspen Limited 5.7L Misfire VIN: 1A8HW58T49
New plugs, good compression, swapped coils, replaced injector, fuel trim - B1+1%, B2+3%. Have checked intake with smoke and propane and done decarb with BG, latest software installed. Still misses intermittently at idle, otherwise runs great. Any thoughts? Trouble codes: P0307
2012 Chrysler 200 Touring 2.4L MIL Lamp on, Limp Home Mode VIN: 1C3CCBBB3C
I have a customer with the above listed 2012 Chrysler 200. No problems till this AM. Started car and left for work. Engine light, ETC Light, and Traction Light came on. Shortly thereafter it apparently went into Limp Home Mode. So he did and took his other car... Trouble codes: P2173 (High Airflow / Vacuum Leak Detected - Slow Accumulation), P2110 (Electronic Throttle Control - Forced Limited RPM)
1997 Dodge Ram 1500 ST 5.9L Poor Idle Quality VIN: 3B7HC13Z7V
Vehicle stalls at idle and has excessive spark knock. Power on acceleration ok. ECM is commanding 8 degrees of spark advance at idle, but measured spark advance with timing light is 51 degrees. No codes and all PID values ok. Engine vacuum steady at 20 inches ...
2003 Ford F-350 Super Duty XLT 6.0L a/c blower VIN: 1FTSW31P63
Good morning Ladies/ Gentlemen, I need you HELP on this internmitting problem Customer came in complaining that his a/c blower was not working/ i check the blower motor fuse F2-28 it was blown. Replace the fuse the blower work. Customer called a week later tha...
2003 Ford Excursion XLT 5.4L pressure readings VIN: 1FMNU40L63
Hello, truck came in with the low side at 75 psi and high side needle fluctuating really fast from 200 to 275 psi. The a/c blowing about 78 degrees from the front vent and about 66 from rear vents. I took out the orifice tube and it had some particles and al...
2003 Ford F-250 Super Duty Lariat 5.4L door ajar radio int light VIN: 3FTNX21L23
origenal problem was open drivers door radio and lights on interior would not work properly after vsm replacement doors open show closed when closed show open on scanner
2003 Ford Expedition Eddie Bauer 5.4L engine VIN: 1FMEU17LX3
Vehicle came in no start from another shop.
2005 Ford F-250 Super Duty King Ranch 6.0L MIL Lamp on VIN: 1FTSW21P85
vehicle came in on 1st visit with sel on. setting P0606. sent ecm off for repair,repair center said not repairable. replaced ecm and programed. customer returned said fuel gauge wasn't accurate. didn't know if it was a programing issue, found wrong vin in comp... Trouble codes: P0606, P1102, P1635
2005 Ford Freestyle SEL 3.0L Unknown VIN: 1FMZK02185
Hi, every one this suv came in with inoperative compressor. So we changed the compressor, dryer, expansion valve and flash the system. Now with compressor running and temp. Set on 60 degree my low pressure is about 65 psi and high pressure about 190 psi and at...
2007 Ford Escape Hybrid 2.3L power steering VIN: 1FMCU59H67
Hello, Been trying to get as much info for diagnosing this hybrid steering system Michel is not too in depth on the subject. The module is telling me to the motor is bad, replaced gear and same problem. Now before I go throwing another 500 at this thing i want...
2010 Ford Explorer Sport Trac XLT 4.0L MIL Lamp on VIN: 1FMEU3BE9A
Truck came in with multiple codes and complaint of stalling once when waiting for a lite.After checking FF data I cleared codes.Owner needed for work.Checked for tsb's and there were none. All six parts share the same power source.Came back today all six codes... Trouble codes: P0053, P0054, P0059, P0060, P0403, P0443
2007 GMC Envoy SLE 4.2L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GKDS13S27
Yesterday scanned, had a p0300 looked at misfire data using otc geneysis evo. Cyl. 4 & 5. Pulled both coils to watch spark #5 appeared weak yellow arc. When i replaced plugs all appeared darker than normal and #5 was fouled. The plugs were not that old gap was... Trouble codes: P0300 (Random misfire)
2007 GMC Acadia SLT 3.6L Camshaft sys VIN: 1GKER23767
We set the timing in correct order and code PO019 is gone but we can't get rid of PO341, we replaced cam sensor on bank 1 intake cam sensor and we still keep getting the same code, PO341. We appreciate any help.
2011 GMC Acadia Denali 3.6L Windshield Wipers VIN: 1GKKVTED7B
Hello. This Acadia will blow the wiper fuse intermittently, it has happened twice for the customer. The first time we put a fuse in it and checked the amp draw on the system and it was ok. A few weeks later it blew again but now, at times, when working the wip...
1997 Jaguar XK8 4.0L Stall, no acceleration VIN: SAJGX5749V
this vehicle came from a different shop. the owner complaining of now power and stalling. it had the codes listed for cam and crank sensor. they replaced both and it did not change the performance. i looked at vehicle. there are no codes presently. i was tryin... Trouble codes: 0335 (crank sensor), 0340 (cam sensor)
1997 Jaguar XK8 4.0L shift interlock VIN: SAJGX2748V
Customer had vehicle towed in because she couldn't get out of gear. After experiencing complaint we took the shifter cover off and checked for power to shift lock solenoid, there was no power going to solenoid.we checked fuses and fuse #7 on the drivers side f...
1997 Jeep Wrangler Sport 4.0L engine VIN: 1J4FY19S7V
we received this jeep second hand due to previous tech could not diagnose, now I know why. this thing will run up to 244 deg on a 77 deg day with ac on when at 65 mph or higher, idles all day long at 201 deg with ac on and 196 deg with ac off, no debri in cond...
2002 Jeep Grand Cherokee Laredo 4.0L electrical system VIN: 1J4GX48S22
When I first looked at the vehicle I went to try and start it, it clicked one time and lost all power. I thought bad ground, cleaned battery terminals and tried again. No good still no power to anything. Checked power to starter, alternator and power distribut...
2006 Kia Sorento EX 3.5L Intake runner butterflies VIN: KNDJD73356
Posting for 2 reasons, Need to see why this happened and how you might handle it. Customer brought vehicle in for check engine light and rough idle. Codes for misfires in cyls 2 and 4. Found 2 of 3 coils to be bad, spark plugs loose and wrong plugs. Also sold ...
1995 Lexus ES300 3.0L Stall, MIL Lamp on VIN: JT8GK13T6S
Hey yall. i only have a few hairs left on my head which are about to fall out from this car. Customer had this 1995 Lexus es300 towed in stating starts up and stalls. was able to verify that it will start normally. then chug and die. sounds Exactly like a fuel...
2001 Lexus RX300 3.0L overdrive VIN: JTJHF10U81
check engine light comes on 2 trip logic. Won't shift into overdrive. Confused about omhs. Understood in alldata for code P0765 diagnostic, solenoid suppose to be between 5.1-5.5 New solenoid is 13.4, same as old one. was up???
2005 Lexus RX330 3.3L rear tailgate autolift VIN: 2T2GA31U75
There is a door control receiver and the up/down motor assy. Checked for power and ground at the motor-none. checked fuses-all ok. Mitchell is no help on testing the receiver. The remote works fine, the led lights up on the remote when the buttons are depresse...
2002 Mercedes-Benz ML320 3.2L fuel system VIN: WDC1631132
this is a ml270,2.7 5cyl diesiel,starts drives well,idles good,no codes,put into drive or reverse, idle increases.exess black smoke from exhaust,reading data from das machine only thing out of whack is the injection quantity at idle should be 5-6 actual is 4,p...
2009 Mini Cooper S 1.6L MIL Lamp on VIN: WMWMF73529
Hi, I have a 2009 Mini Cooper S. N14 Engine, arived with engine noise (3qrts low on oil) MIL on. Topped up oil and cleared codes. Now vihicle has no power/reduced eng perfomance and keeps setting fault 296A. Inlet Camshaft sensor, (Faulty Phase Position). The...
2000 Nissan Altima GLE 2.4L a/c evap VIN: 1N4DL01D0Y
customer complaint is a/c freezes up, low side line freezes up within 5 min with fan on low for testing purposes, scanner shows a/c relay commanded on at all times and compressor never cycles. If a/c clutch relay is removed a/c compressor will shut off.
2001 Nissan Sentra GXE 1.8L Poor Idle Quality, Surge, Cuts out, MIL Lamp on VIN: 3N1CB51D01
This car came in with multiple issues. First the MIL was on with the stated codes. Next on cold start it runs rough for appox. 30 seconds at idle and can not accelerate past idle . When warm you can accelerate to 2-3K RPM . When hot (10 Minutes Run Time) you c... Trouble codes: P0325, P0335, P0340
2011 Nissan Altima 2.5L Hesitation VIN: 1N4AL2AP8B
This car was towed in for lack of power. There is very little throttle response when I press the accelerator pedal. When I monitor the data, the accelerator pedal position data changes, but the throttle position data doesn't. Intermittently, the throttle will ... Trouble codes: P0744, P0868
2006 Subaru Outback 2.5i 2.5L Rocker assembly VIN: 4S4BP61C06
Need help from experienced Subaru Tech. I had a guy replace the head gaskets on this outback. The camshafts were removed from the car. So the cam plate, rocker assembly, etc... After reinstalling the cams and rockers. Now whenever the intake rockers are instal...
2009 Volkswagen Jetta TDI 2.0L Egr VIN: 3VWRL71K39
Hello techs this jetta throws code p045e-egr #2 stuck open i have replaced both egrs cleared code returns instantly is this throwing this code due to something else wrong like the dpf???has anyone come across this if so any help is great thanks

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2002 Audi A4 1.8L abs VIN: WAUJC68E92
Sorry for the late close. sent the ABS module out for repair. could not be repaired. installed new ABS repair kit at pump. could not code the steering angle sensor, so we had to replace that too...coded system, all good now. Thanks!
2008 Audi A6 3.2L Eng. Codes VIN: WAUAH74F98
thxs for everyones help..what we have found is that all vacuum lines were good and no intake leaks where found..we had to re-flash the pcm and body control modules with new updates fixed the problems!!!
2007 BMW 328i 3.0L Mechanical VIN: WBAVC53547
Hello guys, thanks for your help on this one. We replaced complete valve cover because the PCV system is integral to the cover and there is no way you can replace just the pcv itís sealed in. For the mixture codes we replaced eccentric shaft sensor. Reprogramm...
1998 Chevrolet S10 LS 2.2L No power VIN: 1GCCS1941W
Thanks for all the replies. Customer has had PCM reprogrammed and allthough truck still doesnts feel right to Me He seems satisfied. So case closed at this time. Troy
1993 Dodge W250 5.9L Poor Idle Quality VIN: 1B7KM26C6P
Had already sent original pump in for core, ended had a friend with a used engine and he let me use his pump to test, after putting known good pump on problem is corrected, gonna get a pump now from another supplier, thanks for all the help, watch out for rema...
1967 Ford Galaxie 500 4.7L Mechanical VIN: 7J56H10650
Wow. Thanks everybody for the great inputs, The casting number on the driver's side block proves it 100%to be a 390 engine. (6.4L) The most response I ever got...
1996 Ford E-150 Econoline 5.8L Power Steering VIN: 1FDEE14H2T
Most replies suggested air, but I was sure that wasn't the cause unless it was trapped somehow. I took the pump off with the two lines, flushed them out, and blew through them to check for "flappers" as suggested, and something I considered as well. I rep...
2006 Ford E-350 Super Duty XLT 5.4L abs, trac VIN: 1FBSS31L86
Thanks to all that replied, looked deeper into this problem and noticed that the second time we scanned vehicle, it had a code for ECU malfuntion. removed connector from ECU and found corossion on plug, cleaned it and everything is back to normal, ABS and trac...
2006 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTSW21P76
sorry for the delay on the fix. it was the injectors. they were leaking internaly. Trouble codes: P2290 (Icp too low).
1994 Honda Accord LX 2.2L No Start, Stall VIN: 1HGCD5535R
Hello all thanks for all the great advice. Many comments about common failures which are distributors, main relay, and ignition switch. I had fuel pressure, power to fuel pump and injectors so that ruled out main relay. The parts store admitted they have had m... Trouble codes: 15 (problem in ignition output signal).
2005 Hyundai Sonata GLS 2.7L engine VIN: KMHWF35HX5
once the van became a crank no start and I lost communication with my scan tool I went around and unplugged every connector I could find. I pretty much had every plug disconnected and still had no communication with the scanner. One of the junk yards I do busi...
1987 Jeep Comanche Pioneer 4.0L Cuts out, Misfire VIN: 1JTML63P8H
Thanks to the help I received. The fix was a new crank sensor. The old sensor made a clean signal from 1.75 to 4 volts at idle and 3 to 4.8 volts at 1000 RPM. The new one does 1.5 to 4.5 volts at idle and 2.5 to 4.75 volts at 1000 RPM. Before I put in the n...
1988 Mercedes-Benz 560SL 5.6L MIL Lamp on VIN: WDBBA48D1J
Thanks to all ! With the replies, and especially the most excellent article Steve Brotherton wrote for Import Car,2/2001, I was quickly able to diag.and repair the car with a replacement ECU. Pin #3 of the round diagnostic connector,X11,can be read with a ...
1994 Oldsmobile 88 Royale 3.8L Misfire VIN: 1G3HN52LXR
1st found customer had tried to diag himself ( we all know how that goes ) they had 2 spark plug wires wrong. after finding that found #1 plug wire was pulling down 1/4 coil. replaced wire and all is fine. thanks for all the reply's and help
2006 Pontiac G6 GT 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G2ZH558X6
Customers complaint was check engine light keeps coming on. P0300 was the code. Cylinder 2 was the cylinder that was misfiring the most. (Checking with a Tech2 misfire graph, at 1200 rpm in neutral.) At WOT I would get random misfires on the graph. Nothing ... Trouble codes: P0300.
2002 Subaru Impreza WRX 2.0L Hesitation, Cuts out, Lack of Power VIN: JF1GG29652
A few of you nailed it! The catalytic converter before the turbo was plugged solid. It looked to small to be a cat to us so skipped right past that. Replaced it and now car has great power. Thanks for all the help
1976 Volkswagen Super Beetle 1.6L Excessive Emissions, Hesitation
Done! Following Clay [...]'s advice to go ahead & tighten spring tension on air door in AMM a couple notches & started seeing readings coming down. Ended up 20 notches tighter, 'bout three turns out on CO adjustment screw for final readings of 2.2% CO, 120 on HC. ...
2002 Volkswagen Passat GLX 2.8L Poor Idle Quality, Misfire VIN: WVWRH63B72
Thanks everyone for all your feed back... we were all pretty much on the same page. ended up advancing the b2 intake cam one tooth. all faults cleared, cam was reading -6 instead of -25. Trouble codes: P0300 (Random missfire), P0301, P0302 (Cyl 2 missfire), P0303 (Cyl 3 missfire), P1347 (Cam/crankshaft correlation bank 2).
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