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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 31, 2014
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Open Help Requests for All Makes and Models
Help Request Answers
1987 Chevrolet Corvette 5.7L Clutch VIN: 1G1YY2187H
Customer call and indicated he needs to pump pedal to get in gear all of a sudden with soft pedal to floor. The problem is the slave push rod does not fully depress the fork all the way.(noticed after we install new parts) New clutch master and Slave cylinder ...
2000 Chevrolet Silverado 1500 5.3L Fog Lights VIN: 2GCEK19T3Y
Hello fellow techs, sometimes the easy repairs are the most challenging. cust complaint fog lights inop.Confirmed fog lights do not work, scan with tech 2 under body controls special functions lighting control you can manually turn fog lights on & off as much ...
2002 Chevrolet Camaro 3.8L Cuts out, MIL Lamp on VIN: 2G1FP22K12
thanks in advance for any help given.this camaro came in with check engine lamp on po420,ltft was high i checked 02s,b1s2 was dead so i replaced it and fuel filter.customer didnt want to pay for setting monitors so they took the car.they went to a local do it ... Trouble codes: P0420
2008 Chevrolet Silverado 3500 HD LTZ 6.6L Hesitation, Cuts out VIN: 1GCJC33688
Came in with a knocking engine, replaced long block. A code P0087 showed up and the engine was cutting out at 2200 rpm. fuel pressures were not matching so replaced wix fuel filter with ac delco. Fuel pressures matched but still got the same code when engine s... Trouble codes: P0087 (Low rail pressure previously)
2003 Chrysler PT Cruiser Limited 2.4L Compressor VIN: 3C8FY68B03
used car dealer says no a/c - true. scan no codes in pcm and no comm with HVAC. PCM module shows cruise but no a/c. under actuators there is no compressor option. called chry parts and the vin shows a/c equipped (HHA). don't want to go after the no comm till t...
2006 Dodge Sprinter 2500 2.7L Stall VIN: WD0PD64436
This sprinter has no power coming off idle in park. when I put it in drive and load it it wont get over 1000 rpms and pours black smoke. actual frp and demand are 50-100 psi off but Im not sure of the pressure specs. I dont work on alot of these, any help woul...
2004 Ford Crown Victoria 4.6L speedometer VIN: 2FAFP71W44
vehicle towed in with transmission smoked. over hauled trans. speedometer not working. replaced ecm, instrument cluster. checked all grounds, have signal to scan tool but dash doesn't work.
2004 Ford F-550 Super Duty XL 6.0L hard start VIN: 1FDAW57P74
Thanks for every ones time. I do not have much experience with 6.0 liters, but being small town and closest dealer is an hour away I decided to give it a shot. I have had pretty good luck in the past but could use some help. Vehicle came in missing on cylinder... Trouble codes: P0269, P0470, P2290, P2291
2005 Ford Taurus SE 3.0L Engine VIN: 1FAHP53295
Vehicle originally came in with p0300,p0316 about 4 months ago. Found 2 TSB's about flashing ECM #'S 05-11-13, AND 06-10-02. ECM was flashed and tune up performed due to it having OEM plugs and wires in it. Now it is back with the same codes. Please help
2010 Ford F-250 Super Duty Harley-Davidson Edition 6.4L No Start VIN: 1FTSW2BR3A
Thank you for any help. I have a 2010 f-250 with a 6.4 diesel that was towed in for a no start. The customer said it would not turn over it acted like it was hydrolocked. When the truck arived it turned over fine, but would not start. It has several codes, po1... Trouble codes: P0193, P0205, P0201, P0207, P0203
2010 Ford F-250 Super Duty Lariat 5.4L fuel pump VIN: 1FTSX2B56A
This sure seams dumb, but I cannot get the fuel pump seperated from the bottom of the tank. It is a 2 piece module assembly where the upper and lower pieces are only connected by permanently attached hose and wires. the lower piece is attached to the bottom of...
2000 Honda Odyssey EX 3.5L brights and drl VIN: 2HKRL1860Y
this vehicle arrived with low beams working. High beams only right front worked and the daytime running lights were working then 1 minute later they were not working. also noticed no high beam indicator in the cluster. Also intermittently the brights would wor...
2011 Honda Odyssey Touring Elite 3.5L Alternator VIN: 5FNRL5H96B
Hi Guys, And thank you in advance for your help. I order an alternator coz no one had it in stock. Meanwhile the customer calls Honda. They tell her its probably not the alternator and they tell her that they never go bad. I am sticking to my diagnoses. and I ...
2006 Hyundai Sonata GLS 3.3L abs VIN: 5NPEU46F06
Brought back in found codes for communication with ABS and brake switch replace switch and light did go out until pedal got rock hard again- replaced master cyl and rebled pedal good then after twenty min got rock hard again I think affecting only ft brakes. t...
1999 Infiniti I30 3.0L Excessive Emissions VIN: JNKCA21AXX
Hello to all members hope all is good with everyone,have this 99 infiniti that is dumping fuel from the exhaust pipe, only have codes p0300 random miss fire and the bank 2 lean code p0174,injector on time seems normal on a cold start there on for around 3.5 to...
2002 Jeep Grand Cherokee Laredo 4.0L NO Comm VIN: 1J4GW48SX2
No Comm with BCM and VTS, where is location of BCM and VTS to test bus and modules
1999 Mercedes-Benz C280 2.8L Suspension VIN: WDBHA29G3X
Car came in with rear tickling noise complaint, road test, verify noise, sound like sway bar loose, remove sway bar links & road test, noise disappear. Replace rear sway bar links, bushings (put a lot of grease in bushings) & spring seat(out of shape), noise s...
2003 Mercedes-Benz E320 3.2L ABS pump VIN: WDBUF65J03
The issue it has is: An overactive ABS pump. seems to activate/cycle more often than should. No other problems, other than the sound of pump motor. It comes on about every 2nd or 3rd time you stop, to recharge the accumulator- very annoying to the owner.. I on...
2006 Mercury Mariner Convenience 2.3L idler pulley VIN: 4M2CU57Z96
car was brought in for belt noise,idler pulley was on an angle downward,close examination revealed the bolt was broken the pulley and bearing was ok,the bolt goes thru a u-shaped bosh on the timing cover,then a space and then into another bosh on the cover tha...
2003 Nissan Altima 2.5L Cylinder Head Bolt VIN: 1N4AL11D33
I've been ordering cylinder head bolts for this engine without much luck, the original bolts have allen hex drive heads with washers, the ones I keep getting have external torx drive heads and no washers, they have flanged heads instead, I have not been able t...
2006 Nissan Murano SL 3.5L MIL Lamp on VIN: JN8AZ08T16
Another tech did this head job. I set the timing chains for him. Engine runs well but sets this correlation code P0011. At idle bank 2 is -1 degrees and bank 1 is 15 degrees. Bank 1 does not moved off 15 degrees at any time. bank 2 will go to -4 degrees while ... Trouble codes: P0011 (Bank 1 Intake Valve Timing Control)
2005 Subaru Forester X 2.5L engine misfire VIN: JF1SG63695
i have a 2005 subaru forester in the shop for reoccuring misfires. only happens when vehicle is warm. when starting cold it runs normally to every other subaru 2.5 ive worked on. condition is vehicle starts idles normally for about a minute and then starts to ...
2003 Volkswagen Jetta GLX 2.8L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Stall, Misfire, MIL Lamp on VIN: 3VWTH69M13
Came in running rough all the time, had a bad coil on cylinder 5. Also mad misfire codes for 2 and 6, but could confirm. Replaced all the plugs and 2,5,6 coils. Now it runs good down the road, but has a very rough idle in park and in gear. Maf is reading betwe... Trouble codes: P0300 (Random misfire), P0302 (Cylinder 2 misfire), P0305 (Cylinder 5 misfire), P0306 (Cylinder 6 misfire)
2004 Volkswagen Passat GLX 2.8L Mechanical VIN: WVWWH63B74
hello vw gurus,,,got this passat that came in making alot of rattling noises esp on start up...pulled valve covers..and chain tensioners were missing plastic guides and marks on on one cam was off a tooth...i went ahead and replaced the tensioners,seals,v.cove...
2000 Volvo S80 T6 2.8L No Start VIN: YV1TS90D6Y
Vehicle cranks but doesn't start. Checked spark, fuel pressure, injector pulse, cylider compresions and all checks out ok. When cranking it has 20PSI of cranking vacuum and vehicle will start and idle if a spark plug is removed (doesn't matter which). Disconne... Trouble codes: 91B7, 91A7

Fixes & Summaries for All Makes and Models
Fix/Summary Answers
2001 BMW 325i 2.5L No Start VIN: WBAAN37421
There's 2 fuses for the DME relay. One had blown. And no there was no way to cross connectors cause of there length and shape. There's only like 6 or 7 connectors to unplug and there routed just right! Why does everyone tiring to help jump to same conclusion? ...
2005 BMW 760Li 6.0L Misfire VIN: WBAGN83515
So after we did an induction chemical cleanup with the BG system in order to dissolve carbon buildup on the valves. Customer drove the car for over 2 weeks with no problem. Called in after that and complained of vibration when first starting in the morning. We...
2008 BMW 335i 3.0L Unknown VIN: WBAVB735X8
Customer took the car to the dealer to get it repaired under some sort of warranty. For this car what we have acquired is that there could be a problem with the valve body itself and or a problem with the converter lockup clutch solenoid that we could not get ...
2001 Chevrolet S10 4.3L No Start VIN: 1GCDT13E51
Thanks for all the help guys the Distributor cap and rotor cured this one. We pulled the old one off and it was green and nasty. I assume my Fuel Gauge maybe off a couple of pounds because it only read 54 lbs. Thanks again Mike [...]
2007 Chevrolet Tahoe LTZ 5.3L No Start, Poor Idle Quality, Stall, MIL Lamp on VIN: 1GNFK13017
2010 Chevrolet Equinox LS 2.4L Hesitation, Stall, only when ice cold VIN: 2CNFLCEW0A
This one really pisses me off. The following parts were installed and money was wasted: throttle body mass air flow timing chain to crank pulley vacuum hose carbon cleaning and then, gm told my tech about a silent bulletin regarding 2010 only equinox's with ... Trouble codes: P0690, P2119 (throttle closed position performance).
2010 Chevrolet Equinox LS 2.4L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 2CNFLCEW0A
This one really pisses me off. The following parts were installed and money was wasted: throttle body mass air flow timing chain to crank pulley vacuum hose carbon cleaning and then, gm told my tech about a silent bulletin regarding 2010 only equinox's with ...
2005 Chrysler Pacifica Limited 3.5L Pass. Windows And Locks VIN: 2C8GF784X5
1994 Ford Ranger STX 2.3L dropping spark VIN: 1FTCR14A3R
So. Turns out Ford parts are terrible and it took 3 more tries on the ICM, a total of nearly a dozen ICMs, until it was actually fixed. We tried Motorcraft and every aftermarket brand there is and the only thing that changed was how long it took to throw the c... Trouble codes: 224.
2006 Ford F-150 XLT 4.6L power loss VIN: 1FTRX12W06
After performing, full load exh back pressure test (passed), fuel injector balance test (passed), cylinder balance test (passed), cleaning the m.a.f. . Fuel supply and delivery test (passed), koeo, koer test (passed). No codes ever generated nor stored. I went...
2006 Ford E-250 5.4L Misfire, MIL Lamp on VIN: 1FTNE24LX6
Swapped #4 and #3 Injectors and sent out on the road so far no check engine light or running problems so I guess time will tell. Trouble codes: P0204 (Injector circuit open cylinder 4).
2007 Ford F-150 XLT 5.4L low engine power VIN: 1FTPW14V37
sorry forgot to mention that I replaced the fuel pump and filter from the begging for low fuel pressure and volume test, all motorcraft stuff, after learning that running compression should be 50% of regular compression test, with running compression at maybe ...
2006 GMC Envoy SLT 4.2L No Start
I had a chance to get back onto this Envoy today. I figured out what PCM was in it. They had the "replacement" in it when I received it. Today, I put the factory PCM back in the car. I probed the ign switch and saw a fluctuation of output with [3V most of ...
2010 Honda Civic Si 2.0L Vtec VIN: 2HGFA5E57A
After driving the vehicle for a while we decided to leave the air cleaner out (Which was brand new and CLEAN). After driving without the air filter and the air filter box open the car ran beautifully and hit VTEC. Upon investigation, Honda puts a rubber bo...
2006 Hummer H3 3.5L Poor Idle Quality, Misfire, MIL Lamp on, Reduced power VIN: 5GTDN13606
OK I am going to call this one fixed. customer has had it 16 days now with no problems he called last week an said he's had no problems and thinks it runs smoother.thanks mark. Trouble codes: P0030 (O2 heater control bank 1 sensor 1 P0135 heater performance), P0036 (O2 heater control bank 1 sensor 2 P0141 heater performance), P2101 (throttle actuator position performance), P1516 (throttle actuator control module throttle actuator position performance), P1682 (ignition 1 switch circuit 2), P0300 (misfire detected).
1978 Mercedes-Benz 230 2.3L Poor Idle Quality VIN: 1070441204
Well, i think it's fixed. We did an Induction Service with BG stuff, had the customer fill the tank with gas and told him to drive it. It's been a week and a half. I called him and he says he's not sure if it's fixed because he hasn't driven it much since he ...
2000 Mitsubishi Eclipse GT 3.0L HVAC, Heat VIN: 4A3AC84L7Y
ended up replacing the water pump. tested flow by removing both hoses from heater core one at a time. had slow flow on both sides of heater core. installed clear hose and by passed heater core, still showed slow coolant flow at idle (almost none). not sure ...
1997 Toyota Tacoma DLX 2.7L Flywheel, Torque Converter VIN: 4TAWM72N4V
We found the problem I believe and have got this vehicle back together. First of all I was misinformed on the things that were found after removing the transmission and flywheel. I posted the tech help proir to finding out that we indeed had a missing dow pin ...
2000 Toyota Avalon XL 3.0L Poor Idle Quality VIN: 4T1BF28B9Y
First thing, I disconnected MAF. Car would start and stall with it unplugged. Plugged back in, car idled fairly normal. I was then able to check functionality of new OCV. It is working fine. I scoped MAF, voltage would only go up to 3.5 volts, so replaced... Trouble codes: P1354 (VVT Fault Bank 2).
2005 Toyota Tacoma 2.7L MIL Lamp on VIN: 5TEUX42N35
Thanks for all the help. James [...] almost hit the nail on the head. I did have a restriction, but not because of a changed head. The pipe going from the diverter valve to the head was completely blocked with carbon from the exhaust. I cleaned the pipe and t... Trouble codes: P2441.
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