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Professional Automotive Repair Technical Discussions for February 6, 2015 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2002 BMW 745Li 4.4L Anti-theft VIN: WBAGN63432 Hey there iATN! Hoping you can help steer me through someone else's BMW disaster. Short history: A local shop drove this 745 into his garage to change the water pump. New pump went on, went to start it, wouldn't crank. Played with it for a month before giving... |
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| 1997 Chevrolet Blazer 4.3L abs The truck came in for soft/spongy brakes. Randomly, the red brake light would come on, and the brake pedal would go to the floor. Other times the brakes would feel and work normal. We found that the proportioning valve (mounted to the ABS unit) was by-passing ... |
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| 2007 Chevrolet Silverado 1500 Classic LS 4.3L No Start, no crank VIN: 1GCEC19X17 Vehicle was towed in with a No Crank/No Start condition. Hooked up scanner and had no communications with any modules on the high speed data bus. PCM, TCM, SRS, BCM, ABS all no communication. Also noticed that when this was occuring, The digital shift indicato... |
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| 2006 Chrysler 300 C SRT8 6.1L Fuel Trim VIN: 2C3LA73W46 I have posted about this car previously. I have a found somthing of interest to what the computer is doing with the injector and coil control. I have confrimed that this engine is lean. During the symptom occurance when STFT are peaked postive 33%, I can add p... |
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| 2004 Dodge Stratus SXT 2.4L transmisson The transmission is in limp mode with a code p1751 set (trans relay always off). The problem is with the car off key on when I try to clear the codes or run function test it will not let me because the scanner says the engine is running and the conditions are ... |
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| 1991 Ford F700 6.6L Mechanical VIN: 1FDWK74P4M Anybody got wiring diagrams for this truck? i have a fuel shut off problem, new solinoid working and will not stay on run position after cranking, engine starts and when key is released to run position fuel shut off will not stay on. I know there is a relay in... |
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| 2002 Ford Taurus LX 3.0L Surge, Stall VIN: 1FAFP55U22 I got a ford Taurus that has us stumped. 2002 Engine starts fine cold it runs for 10 -30 seconds once rpm comes down to 1000 put it in drive or reverse it stalls and then is flooded . You have to hold accelerator on the floor to get it to restart . Car has new... |
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| 2006 Ford Explorer Eddie Bauer 4.6L MIL Lamp on VIN: 1FMEU74836 mil on and p2015 set in memory/code cleared out and retested. passed koeo test after clearing code A tsb for code 06-7-10 found related to code set for imrc vehicle returned to customer and returned 1 week later with mil on and p2015 set again performed tsb. f... Trouble codes: P2015 |
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| 2005 Jaguar S-Type Sport 4.2L No Start, Misfire, MIL Lamp on VIN: SAJWA01U35 Jaquar tech, please help on this bad boy here. Car came in with check engine light on & misfire randomly when engine first start, misfire will go away after once you step on gas pedal one time, sometimes also has long cranking issue. P0300, P0303, P0304, P0306... |
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| 2007 Jeep Wrangler Unlimited Rubicon 3.8L No start, no power windows, no wipers, headlights VIN: 1J4GA69167 I believe this Jeep has a bad TIPM but I am not able to confirm it. It will not crank. I also noticed that the power windows, blower motor, wipers and headlights do not work. I was able to determine none of the run relays are getting the ground signal from the... |
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| 2007 Jeep Compass 2.4L p0848 VIN: 1J8FF47W37 Thanks everyone for viewing my post. I have this Jeep Compass. We had the vehicle here 2 weeks ago with the complaint of a no move. Scanned vehicle, no codes. Fluid level and condition OK. Could no duplicate symptoms and shipped back to customer. He returned 1... |
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| 2007 Jeep Liberty Limited 3.7L Abs module VIN: 1J4GL58K67 Hi everyone. Having some issues here. Vehicle rolled into shop customer complaining of abs light and esp light. Scanned abs codes and found trouble codes for rear speed sensor circuit open. I found rear abs sensor pigtails corroded so I r eplaced them cleared ... |
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| 2008 Mercury Mariner Premier 3.0L Misfire, MIL Lamp on VIN: 4M2CU97158 Struggling with this one. 2008 Ford 3.0 in an Mercury Mariner with 100k. Missing under low rpm torque converter locked up only 45-60 mph. Vehicle came in owner requested new plugs and coils from reading on line and the fact it had 100k on it. Installed 6 new c... Trouble codes: P0301 (Cylinder 1 misfire.) |
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| 2003 Mitsubishi Montero XLS 3.8L limp mode VIN: JA4NW31S03 Hi techs.I have a Mitsubishi Montero XLS 3.8L running real good, No code shown. It goes to the "limp mode" once every "blue moon".I tried to capture freeze frame, none shows, check A.P.P sensor and electronic Throttle Body and TPS values, they change very smoo... |
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| 2000 Nissan Xterra SE 3.3L Poor Idle Quality VIN: 5N1ED28Y8Y car came into shop with idle high,(1250-1500)rpm. on inspection noticed idle stop linkage bent and twisted. repaired and lubed linkage, checked I,a,c,valve with scan tool and can increase and decrease idle .a/c on and car idles up ok. reassemble and road test ... |
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| 2005 Nissan Maxima SL 3.5L MIL Lamp on VIN: 1N4BA41E75 This vehicle came in with a cel light on . runs fine . Code is for vent solenoid closed at wrong time p1446. The canister and vent solenoid is above the rear cross member and difficult to access. I ran the Nissan test from All Data and the vehicle passed all t... Trouble codes: P1446 |
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| 2006 Nissan Altima S 2.5L cylinder 1 VIN: 1N4AL11DX6 Vehicle came in with MIL on p0301, cleared DTC road tested vehicle. No misfire or hestitation felt, but pending p0301 set. Swaped plug, coil, and injector with #4 stills sets pending p0301 (MIL off). Used Vantage to scope patterns for coil and injector and com... |
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| 2005 Pontiac Grand Prix 3.8L heatre VIN: 2G2WP52235 loose heat going down the road. when at idle heat comes back, when on high blower speed- loose heat. 3 times come back for lack of heat- Acts like an air pocket. No coolent in Oil. check for head gasket failure- ok same to have alot of air in system when it co... |
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| 2010 Toyota Corolla XLE 1.8L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 2T1BU4EE4A hello all, have this nightmare vehicle I'm just stumped on. This woman filled it with diesel fuel back in december 2014. We cleaned out the tank, flushed lines, and performed an injector cleaning service and all was well (didnt replaced pump module just cleane... Trouble codes: P0300, P0301, P0304 |
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| 1996 Volkswagen Jetta GLS 2.0L No Start Intermittant hard to start.Came in no spark and no injector pulse . found bad coil wire and coil had carbon track . replaced coil and wires and cranksensor . cranksensor because of age . still didnt start no power to injectors and fuel pump , bypass relay fuel... |
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| 2011 Volkswagen Jetta SE 2.5L Charging VIN: 3VWDX7AJ1B Charging circuit 2011 Jetta 2.5, Exciter field terminal 1 only pulls one second then off. Does not charge up at all. Tested wire back to BCM # 49 does switch to battery voltage only 1 second. Cant get to charge at all. Customer bought and installed(good used a... |
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| 2002 Volvo V70 X/C 2.4L Temperature VIN: YV1SZ58D52 Reduced heat from dash after veh sat for a few days. Had orig tstat that seemed to be not closing fully. Had an ac fan on all the time. Engine temp gage normal. Heater core 50 degrees cooler than known good veh. No bubbles in system. Replaced tstat, disabled ... |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2001 Audi TT Quattro 1.8L coolant resovoir VIN: TRUUT28N11 thank you all for the replies..i removed the coolant hoses from the oil cooler and ran the engine until oil came out..replaced oil cooler, thermostat, degas bottle and flushed cooling system. |
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| 2005 Buick Rendezvous CXL 3.4L MIL Lamp on VIN: 3G5DB03E45 well I'm calling this a fix. We tried a new cat from long island cat and did a proper break in procedure. HO2S staying steady downstream. Customer has been gone for 2 weeks and no check engine light. Thanks to all who replied Trouble codes: P0420. |
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| 2004 Chevrolet Tahoe LS 5.3L Accessories VIN: 1GNEK13T84 Hey thanks for the help lane [...] started testing sp207 and I had a square wave then I started wiggling the sp207 withe lab scope on the light blue class 2 at the mod and it came to life . Loose connection on the pins for the spice comb thanks again lane |
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| 2004 Chevrolet Tahoe LS 5.3L Accessories VIN: 1GNEK13T84 This posted 2 tec helps I supplied the info on the first request |
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| 2006 Chevrolet Avalanche 1500 LS 5.3L Hesitation VIN: 3GNEK12Z96 thanks for all who replied. after I posted this I drove it alot more and I found that if I decell slowly from 4mph the frt sensors would drop to 3mph just before the rear. I could actually keep rolling like that for a while with rear showing 4 and frt 3. At ... |
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| 2008 Chevrolet HHR SS 2.0L Ecm VIN: 3GNCA73X38 Very educational experience here. Could have gotten vehicle running by poking around things customer had touched, but wouldnt have known why it was fixed and if it would stay fixed.Lots of good help here.I tracked the control line of run/crank relay from ign s... |
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| 2011 Chevrolet HHR LT 2.2L Poor Idle Quality VIN: 3GNBABFW3B thank you guys i change the throttle body program it drive the car about a 100 mills light so i call a fix thank you guys again |
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| 2003 Chrysler 300M Special 3.5L head gaskets VIN: 2C3HE76K73 Thanks to all for replying, and giving input. I think I am safe on install and prep. The heads were properly resurfaced, torque to specs. I did the test drive, and put it on the hoist. Let it over night. Coolant started showing up around the edge of the he... |
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| 1999 Ford F-250 Super Duty Lariat 6.8L Poor Idle Quality VIN: 1FTNX21S0X First i want to say thanks to all the you guys who took the time out of your busy day to help me. I'm happy to report this one is fixed. We put truck on the back burner for a couple of weeks. But after reading different post's and considering everything you gu... |
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| 2004 Ford F-250 Super Duty King Ranch 6.8L fuel gauge VIN: 1FTNW21S64 Thanks for everyones input. Sometimes you need the extra backing to make sure your testing the systems correctly. I finally diagnosed the cluster as being bad. My overhead console would read 180 miles before empty while the dash was reading empty. I had everyt... |
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| 2004 Honda Odyssey EX 3.5L No throttle response VIN: 5FNRL18674 Thank you to all who responded. The customer took this to the dealer and told me they replaced the main relay. They said it had "soft" codes in it that our scan tool could not see. |
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| 2008 Mazda CX-7 Grand Touring 2.3L No Start VIN: JM3ER29L48 With intercooler off would start for a second then shut off. Hooked air box up to intake like a non turbo car and having the MAF in play now vehicle started up and ran fine. The turbo had failed internally and blowing oil/exhaust gas back through charge pipe... |
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| 2008 Nissan Titan PRO-4X 5.6L Driver Cylinder head VIN: 1N6BA07C08 The vehicle would exhibit puffs of smoke in the morning startup. Due to suspecting other potential coolant leaks, I chose to use conventional pressure testing. I let the warmed up vehicle sit overnite, and while I lost 15lb. I still had no visible leakage. Pre... |
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| 2004 Saturn Ion-3 2.2L speedometer VIN: 1G8AW14F74 First thanks to Brady, Timothy, Craig, Bernard, and Brad for taking time to respond. Now as Paul Harvey used to say it's time for 'The rest of the story'. As I stated in my post, this car belonged to a used car lot that does all of their work in house.I ori... |
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| 2007 Volkswagen Touareg 3.6L Misfire, MIL Lamp on VIN: WVGZE77L57 Thanks everyone for the info. Customer approved a teardown. We found that one of the timing chain guide rails was broken and had allowed enough slack on the chain for the camshaft to jump a tooth. We replaced timing chains, guide rails, tensioners, oil pump sp... Trouble codes: P0341 (camshaft position sensor), P0088 (Fuel rail/system pressure too high), P0300 (Multiple cylinder misfires), P0306 (Cyl. 6 misfire), P0302 (Cyl. 2 misfire), P0304 (Cyl. 4 misfire). |
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| 2011 Volkswagen Jetta TDI 2.0L windshield washer VIN: 3VWLL7AJ1B Thanks for the replies. You did lead me in the right direction, but I still don't have any good electrical diagrams or pin identifications at the module for further testing. Since this module may need replaced or re-programmed, I have sent the customer to the ... |
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| 2003 Volvo S40 1.9L steering column VIN: YV1VS29553 Sorry on the late reply, but I couldn't verify the fix until today as I was waiting for ignition parts on an unrelated issue. But when I removed the column and tried to pull the intermediate shaft out of it's sleeve, it would not budge. Even if I took a hamm... |
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