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Professional Automotive Repair Technical Discussions for January 29, 2016 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2009 BMW 335i 3.0L Poor Idle Quality, Hesitation, MIL Lamp on VIN: WBAWB73509 Experiencing Code P052B (believe it's 2A7A) for VANOS (variable intake timing) control fault, with a boost pressure deactivation and misfire codes (assuming tied to the VANOS issue). Customer brought vehicle in for oil leak, with NO drive-ability issues at all... Trouble codes: P052B, 2A7A, 3100 (Boost pressure control deactivation), P0300 |
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| 2012 BMW 535i xDrive 3.0L Poor Idle Quality, MIL Lamp on VIN: WBAFU7C58C This vehicle has had a used motor installed due to a hole in the oil pan (over a rock), and damaged the original motor, the engine starts and runs, (not well but okay), it will immediately log the two faults in the DME, we have checked the wiring to the high p... Trouble codes: 16501, 16501 |
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| 2008 Chevrolet Express 1500 4.3L MIL Lamp on VIN: 1GCFG15X78 Gil here from Angelo,s Town Line,this is a work van Chevy express,4.3l 65k, check engine light on, lean code bank 2, we done a fuel pressure check,and the volume seems ok when pushing the gauge bleed valve, the only weird thing is scope pattern is wavy and the... Trouble codes: P0174 |
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| 2012 Chevrolet Sonic LS 1.8L LF Sensor/Bearing VIN: 1G1JB5SH7C Customer complaint was abs false activation. Test drove, confirmed. Scanned and found C0035 for LF sensor. Swapped sensors side to side, still have LF code. Searched Iatn/Identifix, found TSB for knuckle and bearing. Replaced. Still have erratic wss on scanner... |
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| 1988 Ford Mustang LX 5.0L No Start VIN: 1FABP44E0J Customer came in with two mustangs, 1988 and 1989. Both are set up for the 5.0 with automatic transmission. The 1989 was running. The 1988 had no engine, transmission, transmission wiring, computer or engine wiring. Put the 89 engine, transmission, computer an... |
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| 2000 Jaguar S-Type 4.0L No Start, Cuts out, Stall VIN: SAJDA01D7Y mind bender jaguar car has been doing this for over a year or more , ended up at my door it will start multiple times no problem ,, no codes drive the car down the street and it goes fine , if you shut it off and get a bite to eat and come out 2 things h... |
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| 2007 Mazda CX-7 Touring 2.3L MIL Lamp on VIN: JM3ER29347 The customer brought this in saying that it needed a catalytic converter. As I was looking the data on my scantool I noticed the heater on the downstream o2 sensor (B1S2)does not or isn't signaled to turn on until after the engine had reached normal operating ... Trouble codes: P0421 (Bank 1 warm up catalyst under limit), P0234 (Turbocharged engine overboost) |
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| 2007 Mercury Mountaineer Premier 4.0L Radio VIN: 4M2EU48E37 This truck came to us with a noise in the radio found it to be the cooling fan in the radio so we replaced the radio.when the old one would come it would light with Mercury and then then say navigation. The new radio just lights up and says ford. We got the ne... |
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| 2005 Mitsubishi Galant LS 3.8L starter VIN: 4A3AB36S65 still makes grinding noise will starting. cars runs,shifts sounds great. |
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| 2002 Nissan Sentra CA 1.8L electrical VIN: 3N1CB51DX2 This car came in with oil in the coolant, so I changed the head and put a new timing chain in while I was in there. Never heard it run. When I put it back in the car it wouldn' start. I put the scanner on it and got a po340 which was the cam sensor. I thought ... |
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| 2002 Pontiac Montana 3.4L Overheating and no heat VIN: 1GMDX03E92 Customer called to set up an appointment for a no heat complaint. The next day, he called back and said the vehicle was overheating and couldn't be driven. I checked the coolant which was completely full. When I drove it, the vehicle had no heat and the temp g... |
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| 2012 Porsche Cayenne S Hybrid 3.0L Safety VIN: WP1ZZZ92ZC I have to do some cutting and welding at driver door pillar but need to know what disconnect from hybrid systme to work safetly in this car. |
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| 2007 Saab 9-7x 5.3i 5.3L battery/alternator VIN: 5S3ET13M47 ok have this saab...same as envoy/trailblazer that shows overcharge...15.5 volts and will actually discharge battery...using modis ultra and controlling gen L terminal of and on no voltage change...after running for some time voltage will come down into the 14... |
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| 2001 Toyota Tundra SR5 4.7L monitors VIN: 5TBKT44151 This vehicle has been an ongoing problem for quite a while now. No matter what we do, it will not set the O2 or evap monitors for OBD. There are no pending codes, the sensors are all Toyota, and all seem to be operating normally. It will set the cat monitor, w... |
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| 2004 Toyota Tacoma 2.4L Excessive Emissions, MIL Lamp on VIN: 5TENL42N44 Customer returned after driving 4 weeks with light on. P0171 freeze frame indicates STFT 19.5% LTFT 28%. Tested front o2 and heater circuit within spec, no issues or short found in wirirng. Have not gotten to the ecu yet. Vehicle drives normal, no misfire, sl... Trouble codes: P2237 (B1S1 A/F Pumping Current Circuit Open), P0135 (B1S1 A/F Heater Circuit Open), P0134 (B1S1 A/F No activity), P0171 (Fuel Trim) |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2003 Acura MDX Touring 3.5L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 2HNYD18693 thanks for the great help. the Suv starts great, runs great for the last couple didn't act up. we told the customer to test drive it for us to see if it's going to act but so far he hasn't call us. Trouble codes: P0420. |
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| 2001 BMW X5 4.4i 4.4L Abs Module VIN: WBAFB33541 Determined that ABS pump was bad. Wiring was all good. Just coincidental that system acted up after we repaired the brake fluid leaks and replaced master cylinder. Customer did not want to spend the money for new assembly so we let it go as-is. |
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| 2009 BMW X5 xDrive35d 3.0L Engine VIN: 5UXFF03579 Well thanks so much for the replies! Not fixed yet, sorry. One member suggested removing the accessory belt to try and eliminate some of the possibilities, which is a good idea. The other two mentioned exhaust manifold studs being loose or broken. I ended ... |
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| 2000 Buick Regal LS 3.8L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2G4WB55K1Y Thanks for all the insight everyone. With absolutely no physical evidence or data, just noise, we replaced all the lifters & it's a night & day difference. Quite & smooth all day |
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| 2002 Cadillac Seville SLS 4.6L Hesitation VIN: 1G6KS54Y12 Yes we changed the cat an car runs like new we then changed air pump and it no longers blows air pump fuse. Thanks to everyone!!! IATN is great. Trouble codes: P0404. |
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| 2012 Chevrolet Equinox LT 3.0L Trac Light VIN: 2GNFLEE59C Once we found that 3 cylinders had misfires we had the customer bring the vehicle back and we installed new plugs. The misfires have left for the time being and so have the ABS and Trac lights. Will let everyone know if the problem comes around again. Thank... |
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| 2001 Chrysler Sebring LX 2.4L Fuel odor VIN: 1C3EL46X01 The o-ring seal kits fixed the gas leak. A 13.50 parts bill instead of a 400.00 parts bill for all injector was good for the customer. An a special shoot out to Sarcastic Dan from Texas, I should have posted that it was before dawn (that means its dark Dan) w... |
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| 2005 Dodge Stratus SXT 2.4L engine VIN: 1B3EL46X65 I studied the test results further on the laptop: staging six or eight graphs side by side on the screen at a time. I can map up to twelve at a time. It seemed that the upstream and downstream O2s didn't swing in any pattern consistent with one another. I g... |
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| 2008 Ford F-350 Super Duty XL 6.4L MIL Lamp on VIN: 1FTWW31R28 Customer decided to not repair truck at present, we discussed removing and cleaning the turbo's or replacing, but it is a very intermiten problem he said he live with it, thanks to all the replies Trouble codes: P0234 (overboost condition). |
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| 2012 Ford F-350 Super Duty King Ranch 6.7L No Start VIN: 1FT8W3BT6C thanks for the replies after we got pcm prgramed correct we did furter investgating and the fuel system was junk metal everywere thanks to all who replied its fixed and down the rode Trouble codes: P2291. |
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| 2008 GMC Yukon XL 1500 Denali 6.2L No Start, Stall VIN: 1GKFK66808 Thanks everyone. New ECM and reprogram and vehicle has been running 2 weeks without a problem. Trouble codes: P0513, P0606. |
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| 2014 Hyundai Veloster 1.6L Steering As most replies said the vehicle is still under warranty. I sent it to the dealer and was told there was nothing wrong with it. I did google the complaint and owners of these cars have a lot of complaints for this issue, guess it just is not the steering feel... |
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| 2005 Kia Rio 1.6L Surge VIN: KNADC12585 Guys, thank you very much for your suggestions--you got us over the finish line. Dan and Nigel, we did worry about the quality of the parts the customer had put in. And did get the right plugs in (though the customer had put in iridium, we wanted to go w... |
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| 1997 Mercedes-Benz S500 5.0L Pump VIN: WDBGA70G2V hey guys, this one is fixed. I bleed the brakes using a launch and bleed each valve on closed and open. then manually bleed the brakes with pressure pump with the y61 valve activated per Steve [...]. test drove and all is well and all the codes cleared. thanks guys |
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| 2004 Nissan Frontier XE 3.3L Poor Idle Quality, Misfire VIN: 1N6ED26Y34 thank you for everyone help, found the battery neg. cable had 4.8 ohms, so we replaced the neg. battery cable. (fixed the stalling while turning the wheels and fixed the stalling with blower on) found that the distributor timing was off by maybe 5 degrees. Tru... |
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| 2008 Scion xB 2.4L no power steering VIN: JTLKE50EX8 Appreciate for all people who replied. But I finally determined send this car to dealer because my shop's scanner does not support scion' power steering system. |
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| 1996 Toyota Avalon XL 3.0L idle VIN: 4T1BF12B0T thanks everbody for your help, and after checking and making sure all the other systems where working as they are supposed to , i found tps little out of adjustment, and clean the throttle plate as well and car is idling the way is supposed , thank you for you... |
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