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Prev Professional Automotive Repair Technical Discussions for November 7, 2013
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Open Help Requests for All Makes and Models
Help Request Answers
2000 BMW 328i 2.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: WBAAM5332Y
This E46 is driving me crazy. The car runs perfectly when cold, it only acts up once it gets into closed loop. It has misfire codes for cylinders 1,2 & 3. The O2 sensor voltage on bank 1 remains near 0 volts when the car is acting up. It seems like a simple va... Trouble codes: P0300 (Random multiple misfire), P0301 (Misfire cyl. 1), P0302 (Misfire cyl. 2), P0303 (Misfire cyl. 3), P0170 (Fuel trim bank 1), P1188 (Fuel control bank 1 sensor 1)
2005 Buick LeSabre Custom 3.8L Backup Lights,Trunk Release Switch VIN: 1G4HP52K55
Customer dropped off car for brakes and rear air shocks.asked me to install a backup alarm and to get rear trunk release working.checked fuses under hood and rear seat.all fuses and relays are good.both backup lamps are good.i get voltage at light green wire f...
2002 Chevrolet Camaro Z28 5.7L No Start VIN: 2G1FP32G12
hello group.have 02 camaro crank but will not run intermitantly.no codes stored.battery starting charging are good.used different key had same problem.cranks but will not run.few times pushed unlock on remote vehicle started.removed ignition key lock cylinder ...
2006 Chevrolet Silverado 2500 HD LT 6.0L MIL Lamp on VIN: 1GCHK24U66
Hello Group, this truck came in with a complaint of the CEL coming on at 65 mph and flashing. If you speed up or slow down the light will go out. There are no driveability issues when this happens. If you check for codes after this occurs there will only be a ... Trouble codes: P0300 (Random Misfire)
2008 Chevrolet Cobalt LT 2.2L Brake Lights VIN: 1G1AL55F88
Hi All, We have an 08 Cobalt that has some brake light issues. The dealer has installed 3 switches because the lights will come on while driving (foot off brake) and won't work when braking intermittenly. I can't seem to get this car to act up for me. Any su...
2014 Chevrolet Silverado 1500 LT 5.3L Trailer brake controller VIN: 1GCVKREC2E
Hello all I have purchased a brand new 2014 Chevy Silverado 1500 Z71 4x4 pickup VIN# [...] It does NOT have the GM factory brake controller. I need to install a brake controller either OEM or Aftermarket for trailer brake control while towing. ...
2007 Chrysler 300 Limited 3.5L engine VIN: 1C3H9E3D07
need wiring diagram for complete immobilizer system,layout of all relays an fuses to check an c y no communication to engine module
1996 Dodge Caravan 3.0L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 2B4FP2536T
this vehicle has a p1391 code.. feels like a missfire when started cold also on accel just off idle feels like its missfireing but at higher rpm seems to improve.it seems to improve when the vehicle warms up but again just off idle it has what feels like a mis... Trouble codes: P1391
2000 Ferrari 360 Modena 3.6L MIL Lamp on VIN: ZFFYU51A5Y
Looking for help from Ferrari guru's. We have a 2000 360 with trouble code P1339 that has been coming on and off for about a a year now. (car runs well) It has been coming on more frequently and quicker after resetting the light. I cannot find an OBD code char...
2005 Ford F-150 FX4 5.4L 4x4 VIN: 1FTPX14595
Thanks to everone that can help. The customer has no 4 wheel drive operatation. There was a code c1979 iwe code. Ran the tests for that code with all data. Have found that the pcm is allways grounding the iwe solenoid. So it stays in 2 wheel drive. I have a m...
2006 Ford Escape XLT 3.0L Timing VIN: 1FMYU02156
We took the admisión crankshafts out to check the valve controlers. Now we cant find the right timing. This is a 4 cranckshafts engine and Michell on demand just says what to do when assembling and disasembling but not what to do when you miss everything. Plea...
2007 Ford Explorer Sport Trac XLT 4.6L MIL Lamp on, Tpms fault VIN: 1FMEU51877
Car brought in from a used car lot with codes below plus this GEM specific code: U0155-lost comm with IC module; original complaint: dash lights on, ie, MIL, TPMS, BRAKE, etc. followed diagnostic flow chart for U0155, led me to bad GEM. Replaced GEM, tried ... Trouble codes: B1687 (dome light short to B), U0140 (Lost comm with BCM), U1900 (in IC module CAN comm fault receive error), U1900 (in IC module CAN comm fault receive error), U1900 (in IC module CAN comm fault receive error), U1900 (in IC module CAN comm fault receive error)
2009 Ford Escape Limited Hybrid 2.5L Steering Column VIN: 1FMCU59379
I have this 2009 Ford Escape Hybrid that I replaced the steering column in for a code B2278 and intermittent hard steering. I took it to our local Ford dealer to have the Power Steering Control Module configured per code B2000.It set due to replacement of the ...
2012 Ford Focus SE 2.0L pats VIN: 1FAHP3F20C
hi everyone. just want to thank everyone in advance for their time. i got a a real weird scenario here. i have an intermittent no crank. it is a security issue the pats is disabling crank and fuel. i have three codes that are reoccurring. two of them are uo100...
1995 GMC Safari 4.3L No Start VIN: 1GTDM19W9S
Vehicle came in with no cranking. We put a starter in and now cranks and doesn't start. Also noticed no check engine light on with key. Bulb and circuit are good. After checking all fuses and other basic checks, we have spark and no injector pulse. Vehicle wil...
2004 GMC Sierra 2500 HD SLE 8.1L Shift solenoid d VIN: 1GTHK23GX4
Do not have the much info on this trans. I would like to know ware it is and what the solenoid should test . By the way it has code p0846 solenoid sticking open.
2008 Jaguar XK 4.2L convertible VIN: SAJWA44B08
This '08 Jaguar XK came into shop on flatbed. Driver said Battery is dead, needs replacement(as related from the Owner). Battery in behind the top compartment and cannot be accessed with the top in down position. We jumped using the rear Positive connector on ...
1993 Jeep Grand Cherokee 4.0L security alarm
Is there any other way to disable the security system permanently on this 1993 jeep? The module is behind the dash and time consuming to get too. Archives said to start and run engine for 2 min,disconnect module connector,run 2 more min and then turn engine of...
2005 Jeep Wrangler Unlimited Rubicon 4.0L Poor Idle Quality, Cuts out, Misfire VIN: 1J4FA64S15
Hello everyone in "bald because youve pulled all your hair out town". I have an issue with this Jeep Wrangler Rubicon. First a little history. Vehicle came in with low power and late shift, your guessing restricted exhaust right? Me too! Performed back pressur...
2008 Mercury Milan Premier 3.0L Brake Pedal VIN: 3MEHM08118
Customer came in with almost no brake pedal. No fluid leaks anywhere. Manually bled the brake system and used the scan tool to bleed the system 2x, suspected master cylinder and replaced it, still no pedal. When pumping up the brake pedal can hear air/vacuum c...
1998 Mitsubishi Eclipse Spyder GST 2.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 4A3AX55F8W
When car is cold runs like flooding or running on 2 cylinders, after runs for awhile idles good but no power. I know #1 & #2 cylinders have high leakage but I have seen worst run better. Any help would be great.
2006 Nissan Titan XE 5.6L timing VIN: 1N6AA07A66
engine starts and run cut off after about 16 mins would not start untill eng cools off. took a dtc reading got code p0340. replaced cam and crank sensor . truck starts and run do not cut off when hot anymore. the problem is that at cranking, the motor sound as...
2011 Saab 9-5 Turbo4 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: YS3GN4ARXB
The problem that I am having is that this is the first 2011 9-5 in the shop for diagnostics. The Tech2 will not communicate with it and the TIS site does not address this model. There is a diagnostic procedure for a 2010 9-5 in TIS for this code, but I am unsu... Trouble codes: P2135 (Throttle/Pedal Postion sensor/switch A/B voltage correlation)
2000 Subaru Outback 2.5L Hesitation, Cuts out VIN: 4S3BH6754Y
I have a real head scratcher here, customer has been complaining about a very intermitent hesitation while driving usually at a steady speed, occumpanied by the a/t oil temp light coming on and going out. i have only been able to experience issue twice. When t...
2000 Subaru Forester L 2.5L MIL Lamp on VIN: JF1SF6358Y
we have this subura forrester that keeps coming back wit a inefficient cat code I have checked for exhaust leaks found none the car runs great we took it back to muffler shop to replace a bad cat and they put another one on with the same results its burning cl...
1996 Toyota Camry DX 2.2L Stall, Misfire VIN: 4T1BG12K4T
I have a camry 2.2l that has a misfire, sputter like symptom with an occasion stall. First it was very interm. Now it seems to be doing it all the time. The misfire and occ. stalling. No codes in system. Items replaced to correct this is as follows. Plugs, wir...
2002 Toyota Celica GT 1.8L Hesitation, Surge, MIL Lamp on VIN: JTDDR32T12
When this car arrived, I thought it would be an easy fix. It had a K&N air filter and a lean code. The live data and freeze data showed everything to be okay, except for the fuel trim. Both short and long fuel trim added up to around 50 percent. I tested fuel ... Trouble codes: P0171 (testing and results)
2001 Volkswagen Jetta GL 2.0L shift VIN: 3VWST29M41
Sold car to a customer (big mistake)looking for cheap transportation. I put transmission from other jetta i had. The speed sensor at end of (back of)transmission (g68). I had to swap pigtail on car to go with that sensor on used transmission. This car may driv...
2002 Volkswagen EuroVan MV 2.8L Immobilizer VIN: WV2NB47042
Wanted to know if anyone knows of a way around the generation 3 immobilizer on the 2002-2003 Eurovans with the separate immobilizer control unit behind the cluster...we are trying to do a customer a favor who lost a key and went to use the backup flip key whic...
2006 Volkswagen Jetta 2.5 2.5L No Start VIN: 3VWSF81K76
Hi every one i need your help w/this vw this vehice came to me from a used car dealer there mechnics installed a used computer and they broughted to be to code and to learned the key ,i have all read code the pcm but i dont know how to lean the key and i dont ... Trouble codes: 02241 (engine control module immobilzerdata not adapted)
1991 Volvo 740 T 2.3L Crank Seal VIN: YV1FA8744M
Replaced front seals and customer returned a week later.found leaking from front crankshaft seal.replaced seal and returned to customer.returned again for same leak and noticed that distributor seals leaking,checked operation of pcv system and found smoke comi...

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2006 Audi A6 3.2L No Start VIN: WAUDH74F06
Thanks for the replies.The fuel pump module was the fix.I think the high current draw from the pump fried it.Put in a new filter for good measure.Lucked out a tuner from another shop had a good used one to try before buying the new one.The number on the one in... Trouble codes: P3073 (Fuel pump circuit), 12403 (VAG code).
1998 BMW M3 3.2L switch rolls VIN: WBSCD9328W
First of all let me address the first issue of how to remove the lock tumbler. After taking it to a couple of lock smith that did not want to mess with it or did not know how, we searched youtube and found a video of how to get the key and tumbler out using a ...
1999 BMW 528i 2.8L Readiness status VIN: WBADP6330X
Thanks for every ones help. Rechecked all the data and everything was in specs. Kept driving it and finally the EVAP ran. Still don't why the CAT and 02 didn't run. Was able to smog it and it passed. Car is gone.
2000 BMW 328Ci 2.8L abs VIN: WBABM5343Y
Thanks to all that responded, This job would be really difficult if it you guy's weren't around. Bill and Brian were right on I got ahold of a used module and it took care of the problem. I don't have the 20 pin adapter but I will soon have one. Thanks everybo...
2004 BMW 330xi 3.0L abs VIN: WBAEW53424
we tried a new abs module based on another reply that had the same codes and odd speed readings listed before. That did not fix the car. I did get some trans codes when the car returned, (145)91 p1750. When i searched that code i found a post that reference...
1998 Chevrolet Corvette 5.7L key fob VIN: 1G1YY22G7W
toni was the only person that read the post right. I said the fob was checked. at the dealer and auto zone. it shows you something about the dealer. the fob was sending a signal, but didn't work. order new fob and programmed it works great. thanks toni
2002 Chevrolet Silverado 2500 HD 8.1L Cuts out VIN: 1GCHK29GX2
Sorry for my late closing. Yes, it was a crank sensor located in a bad spot. I soaked with wd40 al lot overnight and still did not want to move. Spend a lot of time to get loose and finally I can able to turn back and forth, adding more wd40 and trying to pull... Trouble codes: P0335 (Crank shaft position sensor circuit), P0404, P0706.
2003 Chevrolet Malibu 3.1L Poor Idle Quality VIN: 1G1ND52J63
wound up leaving IAC disconnected for the meantime as this college kid has not made it back as of yet.idle is normal and as soon as i get car back will have more information.thanks to all who participated and helping.the code was for pedal position and will lo...
2001 Dodge Stratus ES 2.7L cam timing
Well it has been a learning experience. The customer finally got his car back last week, but it is back at my shop again. The dealership did replace the LH cam gear with the correct one, and the car runs fine, but... the dealership did sell him a battery, wh...
2005 Dodge Ram 2500 Laramie 5.9L MIL Lamp on VIN: 3D7KS28C15
Thanks everyone for your help. Customer returned today and was able to get his truck smogged and is stating he will be back next week. I have a feeling I will not see him again as he stated the check engine light has been on for two years, he drove it lightly ... Trouble codes: P0148 (High pressure common rail error).
2008 Dodge Avenger SXT 2.4L Electronic VIN: 1B3LC56K88
We found some resistance values out of spec for the solenoid pack at side of transmission. After replacing solenoid pack it took a little longer for the light to come on but it still went into limp mode.We sent car to the dealer and they hard wired PCM road te...
1988 Ford F-150 Custom 5.0L starter VIN: 1FTDF15N7J
everyone was right on the money as starter soll. was the culprit.it took three and finally found a old school black instead of grey and did the trick.thanks to all members as we haven`t had one of these in a long time
2001 Ford F-250 Super Duty Lariat 7.3L Poor Idle Quality, Hesitation, Cuts out, Stall, MIL Lamp on VIN: 1FTNX21F31
Had feeling it was starving for fuel. Dropped tank and found lots of dirt and tar substance in bottom of tank (radiator shop that cleaned tank suspect it was sugar!!) and in micron filters in sending unit (have to take bottom of sending unit apart to see them ... Trouble codes: P1209, P1211.
2001 Ford Windstar LX 3.8L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: 2FMZA50471
Thanks for all the great information! Quite a few people suggested the EGR system, I removed the vacuum hole to the EGR valve but it made no difference. It shouldn't affect the idle anyway. I tested the fuel pressure and it was good. I replaced the #1 spar... Trouble codes: P0171 (System too lean bank 1), P0174 (System too lean bank 2), P0301 (Cylinder 1 misfire dedected).
2004 Ford F-350 Super Duty Lariat 6.0L No Start VIN: 1FTSX31P24
found icp sensor was loose at connector and would just spin replace sensor and fired up thanx
2007 Ford Taurus SE 3.0L suction line at compressor VIN: 1FAFP53U07
finally got the customer back in. after trying 2 aftermarket compressors (1 new and 1 reman)we decided to go with a new motorcraft and all is now good.the motorcraft unit had much less turning resistance than the other 2. thank you to those who replied.
2007 Ford Taurus SE 3.0L Stall, Misfire, high idle VIN: 1FAFP53U67
We'll call this one done. The aftermarket IAC was a P.O.S.. I'm getting very tired of double guessing new part problems day in and day out. It doesn't matter if it is from World Pac or NAPA or the Zone. thanks for all of the input you guys rock
2003 GMC C6500 Topkick C6C042 8.1L No Start VIN: 1GDJ6J1EX3
Thanks to Alex [...] bent the metal inside the tank and the float stopped hitting it and sending incorrect readings to the gauge. Thanks for all the help from everyone that responded.
2004 GMC Sierra 2500 SLE 6.0L 2nd gear VIN: 1GTHK23UX4
All of you who said the range fork, was right on the money. Took a few days to get the customer back, but got it in and tore down today. Most definitely was a bad range fork. Thanks to all who replied and hope I can pay it back some day!
2003 Honda Odyssey EX 3.5L Hesitation, Surge VIN: 5FNRL18673
Hey I just wanted to say thanks to all those who replied. Unfortunately the customer ended up taking it. So we weren't able to continue on it. Someone had mentioned unplugging the alternator and it makes lots of sense in that possibly being the problem. I hav...
2003 Kia Sorento EX 3.5L transfer case VIN: KNDJC73363
Hi, all thanks for the replies David [...] was right on the money. The transfer case chain was indeed jumping. I guess with the front driveshaft being loose I never heard the extra noise until shaft was replaced. The funny thing was the noise sounded like an ig...
2004 Mazda 6 i 2.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1YVHP81C14
Didn't recieve too much help on this one. 4 replies mostly mentioning poor connections,1 mentioned an updated connector at the throttle body, couldn't find any info on that. Ended up finding a bad pin in the throttle body connector causing an intermittent conn... Trouble codes: P2100 (throttle actuator circuit open).
2001 Mercedes-Benz E320 3.2L esp abs bas VIN: WDBJH65J91
2004 Mercury Sable LS Premium 3.0L Driver Info Center VIN: 1MEFM55S74
I Am Sorry The Vehicle Has Returned For Minor Service And There Has Been No Reoccurrence Of The Posted Problem And I Still Do Not Know What The Trigger For That Message Is "SERVICE BRAKE SYSTEM" If The Problem Comes Back And I Have Information That Is Useful I...
2001 Saab 9-3 2.0L air distribution drum VIN: YS3DD55H01
The consensus was that the lubrication procedure was just to get the cars through warranty and that if done it would break again soon. I advised the customer of this and he decided to not fix it. I priced out the job to replace the heater box and the cust a...
1993 Toyota T100 SR5 3.0L Cuts out, Stall VIN: JT4VD20C3P
Ok guys, got it fixed. this truck has more than one speed sensor on the tranny. I noticed that the cruse control shares the wiring circuit with #2 shift solenoid. turns out the speed sensor for the cruse is shorted. replaced sensor and works great.
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