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Prev Professional Automotive Repair Technical Discussions for May 20, 2015
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Open Help Requests for All Makes and Models
Help Request Answers
2002 BMW M3 3.2L Mechanical VIN: WBSBL93432
Hi all, This M3 was in last week for a set of spark plugs. We found the #3 spark plug hole full of oil. Suspecting a valve cover gasket concern we rescheduled for replacement today. Upon closer examination we found a small freeze plug in the cylinder 3 spark ...
2004 BMW 530i 3.0L Engine VIN: WBANA73594
2004 BMW 530i with a 3.L. Misfirs codes all cylinders and alot of smoke out tail pipe. I have changed the plugs and coil packs. I performed a compression check. 150-165psi. By all data that is within spec. I noticed cylinder 4,4 and 6 spark plugs are oil foule...
2005 BMW Z4 2.5i 2.5L convertible top VIN: 4USBT33525
Convertible top wont completely open or close in one motion like it should. From a closed position the top will open about the first foot then stops. from then it is sporadic. I found that it is losing power when it stops.(can hear the relay click and then no ...
2003 Chevrolet Malibu 3.1L No Start, no pulse VIN: 1G1ND52JX3
At wits end.Pcm will not pulse injectors to ground.My scope skills are novice at best, mostly as a go-no go guage (is there a signal or not?).Have a 0-5v square wave from cam sensor at pcm,what appear to be good signals from both crank sensors.Am not versed in... Trouble codes: P1189 (oil pressure switch circuit)
2005 Chevrolet W3500 Tiltmaster W3S042 6.0L MIL Lamp on VIN: 4KBB4B1U55
I have this truck in that's giving me fits. We usually don't work on these but it's a friend of the bosses. What I'm looking for is the TAC CONTROL MODULE LOCATION, I got a special request from alldata that said it was on the firewall, but this is a tilt maste... Trouble codes: P0120, P0220, P1516, P2101, P2135
2008 Chevrolet Express 1500 4.3L Poor Idle Quality, Cuts out, Stall VIN: 1GCFG15X58
Hi This van came in with a reduced power light on and codes P1516 and P2101. It was running very bad(misfiring) especially at idle and if you would bring the RPM up to about 2300 RPM the misfires would go away, but the vehicle lacked power. So I pulled the dog... Trouble codes: P1516 (Throttle actuator performance), P2101 (Throttle actuator position performance), P2176 (TAC idle postion not learned)
2011 Chevrolet Express 1500 4.3L No Start VIN: 1GCSGAFX0B
This is a no crank no start. This vehicle is a theft job but had a breathalyzer system installed. We removed the breathalyzer system and reconnected and repaired all spliced wires. If purple power wire is powered up starter is engaged. Power probing stater rel... Trouble codes: P0460
1996 Chrysler Concorde LX 3.5L low and high speed fan relay on times VIN: 2C3HD56F2T
vehicle came in with a complaint that temp guage is starting to go higher than normal. found that the low speed fan relay does not come on until 230 degrees and shuts of at 219. low speed seems to cool it down to the 219 and no fans any lower, never see comput...
2007 Chrysler Sebring 2.4L Won't fill VIN: 1C3LC46K77
Owner says can't get tank to fill over 1/2, pump keeps cutting off. No codes stored or active. I replaced fuel tank (with a used one). Still has same complaint. When he brought vehicle back, I disconnected the large vent line at the tank (one that goes to cani...
2003 Ford E-350 Club Wagon Chateau 5.4L Misfire VIN: 1FMNE31L93
van will run rough when ac is on, ids shows miss fires on all cylinders only at idle or low rpms runs fine at higher speeds Test drive on interstate no miss was seen at deceleration only when petal was first pushed to accelerated was miss seen . No miss with a...
2003 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTNW21P83
First 6.0 high pressure pump we have changed at school. on the original diagnosis we had hard start and one cylinder not contributing. On diagnosis we were slow to build high pressure oil. In tearing apart we found a pin burnt off at the FICM which was to the ...
2008 Ford E-350 Super Duty 6.0L Cylinder 3 low compression VIN: 1FTSE34P28
We performed a leak down test and and with 100 psi going in we are leaking 3 psi, so that is a good test. We pulled the valve cover and oil rail and rolled over the engine and the push rods and rockers are moving. So all we can think is the piston rod is bent ...
2008 Ford E-450 Super Duty 6.8L Stall VIN: 1FD4E45S28
this bus came to me needing a new computer installed and programed. after programing computer and resetting cluster engine started and ran untill it got hot. once its hot if u are stopped and have foot on brake or turn steering wheel the engine will slowly dro...
1995 GMC Sonoma SLE 2.2L No Start VIN: 1GTCS1943S
This one has me stumpted. A good friend of mine ownes this. It started running bad so he figured it was time to do a tune up this is when he did the plugs and wires. Well it would not start. He checked for spark and it would come and go very eratic. This is wh...
2003 GMC Yukon XL 1500 SLE 5.3L evaporator VIN: 1GKFK16Z43
Customer says cools great but after 20-30 minutes the air flow decreases and gradually stops. Shut off or switch to vent (no compressor) for 5-10 minutes and works again. Rear air always works. I did have a issue with orifice install, line was tweaked and had ...
2002 Honda Odyssey EX 3.5L Compressor VIN: 2HKRL18062
Customer came in last week with a request for a compressor install on his Honda Odyssey.Old vehicle didn't want to spend much blah blah you know the story.Our local supplier had a new line of Global Parts Distributors compressors that they wanted us to try.Pul...
1989 Jaguar XJS 5.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire VIN: SAJNV4842K
Good afternoon, I hope you Jag guys can point me in the right direction. Car came in running bad with no power. Has excessive emissions and seems to be dumping fuel to the point of rolling the idle and fouling spark plugs. Car starts on a dime but wont acceler...
2003 Kia Sorento EX 3.5L Air Bag VIN: KNDJD73373
This vehicle came in with a customer complaint of the airbag light being on. Retrieved DTC B1346, and B1481. Both codes stating drivers airbag resistance was high, both stage one and two. We have been working on this car for days. We also have access to anoth...
2013 Land Rover Range Rover Evoque Pure 2.0L Stall, MIL Lamp on VIN: SALVP2BG4D
Car was towed in died on the road- will only start and stall. can be throttle and will stay running longer very rich with black smoke and dies out. has good low pressure fuel supply and volume. I unplugged MAF and starts right up and runs perfect- sets only ... Trouble codes: P0258 (Injection pump fuel metering b low), P219F, P219A, P013A, P2066 (Fuel level sensor b circuit range), P0133 (Heated o2 exhaust gas o2 bank 1 sensor 1 slow response)
2001 Mercedes-Benz S500 Guard 5.0L Misfire VIN: WDBNG75J11
This car misfires under light load or at least it thinks it does. Customer brought it in a month ago and said he heard a rattling noise from the console area and the check engine light came on and it started running rough. Little did I suspect it would still b... Trouble codes: P0300
2005 Mercury Grand Marquis LS 4.6L Cruise control Inop VIN: 2MEFM75W25
2005 Grand marq. Cruise control is INOP at all times. When you attempt to activate it by the button on the steering wheel, NO DASH LIGHT illuminates. I have performed the tests that tell you to back probe the PCM connector and activate the switch. Resistance v...
2007 Mini Cooper 1.6L battery draw VIN: WMWRF33577
Hello, This Mini has become quite troublesome. There is a parasitic draw of 1.2 amps that requires removal of two fuses to bring it down to .02 Fuse 21 for "Instrument Cluster Control Module" and Fuse 24 for several systems: Siren w/tilt alarm sensor, rear lef...
2007 Nissan Armada SE 5.6L No Start VIN: 5N1BA08A07
i have a nissan armada 5.6le with a no start problem.the engine cranks. on the first revolution theres spark and injection pulse then it cuts off spark and inj. pulse. my scanner can communicate with all the rest of the modules except for the ecm.checked for g...
2001 Oldsmobile Intrigue GX 3.5L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1G3WH52H31
Misfire on cylinder 1 when cold. Goes away when warmed up. Swapped coils, injector and spark plugs but misfire stays on cylinder 1. Vehicle gets hot when idling but is fine when driving. Cooling fans are working. Tested coolant for combustion gasses but passed... Trouble codes: P0300
2007 Saturn Aura XE 3.5L Cuts out VIN: 1G8ZS57N57
35-40 mph no acceleration when gas pedal is pushed sometimes does it sometimes not. I drove it a few times no problems, customer comes get it- on way home does it-NO CODES SET
1995 Toyota Tacoma DLX 2.4L Misfire VIN: 4TAUN53BXS
Hello all, We have one that refuses to reveal itself. Customer brought the truck in for a hard start under heat soak, we found the ecu to be at fault and was replaced with a used unit. That problem has been resolved. A few days later the customer brought the v... Trouble codes: P0170
2006 Toyota Tundra SR5 4.0L No Start, Poor Idle Quality, Surge VIN: 5TBRU34126
Some days this is just a hard strt with excessive fuel burn off out exhaust. Clears within 1 minute with no more starting issues. Sits overnight and maybe a hard start again and today is a no start with rich fuel smell. Pulled plugs and all plugs soaked with f...
2003 Volkswagen Jetta GLS 1.8L Immobilizer VIN: 3VWSE69M03
Hello VW tech's. another shop installed a used ECM and it needs key matching. Was able to get the 4 digit security codes out of both modules. The only way we have ever done this is when adding a new key to a existing ECM. Is it even doable to program a used EC...
2012 Volkswagen CC Sport 2.0L Poor Idle Quality VIN: WVWMN7AN2C
after it runs and waems up has a suction whistle right at driver side where there is a sensor w/2 vac lines and a short actuator arm.above it which is plastic intake thee is a dime size hole which rotates w/arm and has large vac leak.that s not where whistlin ...
1996 Volvo 850 2.4L Cuts out VIN: YV1LW5546T
My message is can anyone tell me what the reset valve cam means? I can't seem to find this in alldata. And any possibilities on what causes this to die after 5 seconds and restart immediately. Sometimes it dies later and has to cool off to restart. Thank you Trouble codes: 5E, 73 (TPS Signal)

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2000 Acura Integra LS 1.8L No Start VIN: JH4DC4359Y
Thanks to all that replied.Some of the suggestion had been done with the tests mentioned in the post. The fix was the fuel pump connector. Corrosion from water leak at sun roof.The yel/grn wire from pgm-fi relay is the main prob.voltage will not pass through c...
2004 Chevrolet Impala 3.4L No Start VIN: 2G1WF52E94
Thank you everyone for your great responses. I finally found the fix after much frustration. There is two big plug in connectors by the battery that are blue and have a pull down lever to disconnect the connector. In the big connector that hangs from the cross...
2007 Chrysler PT Cruiser Limited 2.4L starter VIN: 3A4FY58B57
Would like to thank everyone for their help,disassembled switch actuator for inspection,actuator was in good shape,ended up being ignition switch.Once again thanks everyone for the help.
1989 Dodge Dynasty 2.5L No Start, Start/stall VIN: 1B3BC46K7K
More testing confirmed the loss of injector pulse causing the stall. I confirmed this with a noid light, while running the engine crudely with my injector tester in hand, pulsing the injector. The light would quit in a second or two of running, (while still ...
2005 Dodge Stratus SXT 2.4L MIL Lamp on VIN: 1B3EL46X25
2010 Ford F-250 Super Duty Harley-Davidson Edition 6.4L battery VIN: 1FTSW2BR5A
I decided to send this one down the road. I wasn't comfortable replacing the modules that seemed to be causing the problem. The shop that ended up with this is still stuck on it, when I hear what finally fixes it I'll amend this help request. Thanks for the re...
1993 GMC G3500 Magnavan 6.2L Motor VIN: 181177BLUE
Most everyone mentioned checking for higher than usual current draw due to poor connections or degraded wiring. These basics we already had checked. Also mentioned was the likely worn starter which after trying a new pair of batteries we considered most likely...
2006 Honda Ridgeline RTS 3.5L cam or rocker VIN: 2HJYK16426
appears that the cams and vtec rockers where they push on the spring are worn.customer is goin to drive untill it blows up..thank you to all this is one of the best tools in my box .
2009 Mercedes-Benz CLS550 5.5L Mechanical VIN: WDDDJ72X19
I apologize for the delay in closing this request I ended up putting back the OE transmission and it worked out fine. Thanks everyone for the enlightenment on this transmission
2008 Subaru Forester X 2.5L MIL Lamp on VIN: JF1SG63618
well guys I am %98 sure this one is fixed. thank you for all the replies I got they were all good directions to go in. seeing as this suby doesn't have lights on the rear hatch I steered away from the hatch wiring. the charging system was working flawlessly so... Trouble codes: P0691, P1718.
2005 Volkswagen Passat GLS 2.0L Tcm VIN: WVWAE63B05
We were able to program it with the Launch scan tool, Got correct Valve Body, Install transmission today
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