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Professional Automotive Repair Technical Discussions for August 3, 2017 International Automotive Technicians' Network (iATN) - Members Only |
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Open Help Requests for All Makes and Models
| Help Request | Answers | |
| 2010 Buick lacross 3.8L Poor Idle Quality, Cuts out, Stall, Misfire VIN: 1G4GC5EG0A Vehicle is a hard start , runs rough , *** tach readings are incorrect on the cluster. We scooped the crankshaft signals into the ignition module and at the computer - all have good patterns - the scanner shows erratic readings for the crank shaft sensor "b" -... Trouble codes: P0336 |
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| 1992 Chevrolet Corvette 5.7L No Start, Poor Idle Quality, Misfire VIN: 1G1YY33P0N hi every one I need help fast, customer needs this car by Friday. came in with customer complaint of running rough at idle and almost stalls, I cleaned a very dirty throttle body, compression test changed the plugs. every once in the while the car would not st... |
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| 2002 Chevrolet Trailblazer LS 4.2L No Start, Long crank VIN: 1GNDT13S42 Long crank time feels fuel related, sometimes slight backfire through throttle body. No codes, fuel pressure ok. |
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| 2007 Chevrolet Impala LTZ 3.9L front right wheel bearing VIN: 2G1WU58R37 When you turn steering wheel ever so slightly to right make sound just like bad wheel bearing , Replace both right bearings , right front rotor. Had transmisson guy drive also he said bearing . has been replaced .This only happens at 45 mph plus. Thanks in adv... |
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| 2008 Chevrolet Colorado WT 2.9L Stall, MIL Lamp on VIN: 1GCCS14988 Code will set after driving on highway(hot) and coming to a stop. will idle rough and stall if you dont 2 foot it.On scan tool cmp signal drops to zero unless engine speed is brought up over 1200-1300 rpm then will smooth out and run good. if it is shut off an... Trouble codes: P0017 (Cam crank correlation) |
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| 2002 Chrysler Sebring LX 2.7L Engine VIN: 1C3EL46R62 This is a post I hate to make since it is a noise concern. Vehicle originally came in for a coolant leak and we found the water pump leaking. We advised client that the timing chains and cover would need to come off to replace it. While the vehicle has very hi... |
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| 2005 Chrysler Town & Country LX 3.3L MIL Lamp on VIN: 2C4GP44R15 This vehicle came in with a P0406 code. Like every other Chrysler product with a 406, we through an EGR valve on it knowing how common they go bad. This one decides it still doesn't want to be fixed. As soon as you pull out the drive, the CEL comes back on imm... Trouble codes: P0406 |
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| 2005 Chrysler 300 Limited 3.5L MIL Lamp on VIN: 2C3AA53G85 Hi everybody! And thank you in advance! This is my friends car that I'm trying to help! In this car one of the problems is that the battery light comes on once I a while, and the lights flicker, kind of like when the alarm goes off but with out horn, I've been... Trouble codes: P0406 (EGR Position Sensor Circuit High), P0563 (Battery/System Voltage High), U0019 (CAN-B Bus-stored), U1107 (ECU in Single-Wire Mode) |
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| 2003 Dodge Ram 2500 ST 5.9L No Start VIN: 3D7KA28653 Hello Cummins techs, I have been struggling with this truck for a week now. It slowly became hard to start when the vehicle was hot or driven and then sits for 30 minutes or so. But, occasionally will start ok. We performed the low pressure pump update first, ... |
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| 2004 Ford F-550 Super Duty Lariat 6.0L Excessive Emissions, smoke VIN: 1FDAF57P24 This is my tow truck!! i did a short tow a couple of miles the truck started good and was running good while loading up the other truck it started running rough and missing and black smoke with no power at all!? at the shop i checked for codes found see list.a... Trouble codes: P0603, P0113, P0284 (Cylinder 8conribtion balance fault), P132B, P2199 (Iat sensor correlation) |
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| 2005 Ford Five Hundred SEL 3.0L Accessories VIN: 1FAFP24165 This ford 500 are known for bad solder joint on instruments cluster. Does anyone have a picture or know where this joint is located within the cluster. Thanks for the help in advance |
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| 2011 Ford Crown Victoria Police Interceptor 4.6L compressor VIN: 2FABP7BV7B this is a county police car, the complaint is the a/c stops cooling whenever it likes, it has manual controls.I have been battling this car when the compressor clutch stops I'm watching the scanner and it is still requesting a/c on so I put a test light on the... |
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| 2012 Ford Mustang GT 5.0L unknown VIN: 1ZVBP8CFXC After extended in-town driving (45 mins or more) and more noticeably on warm summer days the clutch will develop a chatter. The chatter occurs under normal acceleration, when releasing the clutch with an engine speed around 1,500 rpm to 2,000 rpm. Most of the ... |
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| 2014 Ford F-250 Super Duty XL 6.7L forward engagement VIN: 1FT7W2BT7E When transmission gets hot, it will bang into forward gear, upon this happening bangs 3-4 times without vehicle moving at idle. Feels like engages 3-4 times harshly. Feels similar to a quick learn on a Chevy Allison transmission. |
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| 2007 Honda Civic LX 1.8L Abs VIN: 2HGFG12667 This Honda is driving me nuts. When you are driving above 25 MPH and use the brakes the ABS pump kicks on and you can feel kick back in the peddle. I figured no problem, bad ABS sensor. Live DATA on scan tool shows all sensors are reading with in 1 MPH of each... |
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| 2013 Kia Optima LX 2.4L MIL Lamp on VIN: 5XXGM4A77D Alright ladies and gents. This car is eating my lunch. Vehicle is in excellent condition and is maintained completly. I have run diagnostic procedure for p0455 multiple times. Have smoke tested entire evaporative emissions system. Replaced charcoal canister wi... Trouble codes: P0455 |
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| 2010 Land Rover Range Rover Supercharged 5.0L Safety VIN: SALMF1E44A This Rover came in with air bag light is on scan it with auto logic found code B1A55-11 Crash Record output circuit short to ground, clear the code comes back on immediately , all data dont show any help, i checked all fuse and ground and the basic check up bu... |
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| 2011 Land Rover Range Rover Sport Supercharged 5.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: SALSH2E47B This Rover idles very rough and the engine makes allot of noise. The super charger coupler is bad and that makes noise but with the belt off there is still timing chain type noises. I scoped the camshaft and crankshaft sensors and found the bank 1 intake out o... Trouble codes: P302P, P0300, P0316, P0019, P054B |
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| 2003 Lincoln LS 3.9L 3-4 shift VIN: 1LNHM87A53 Got this 03 Lincoln LS 3.9 I'm looking at for a transmission shop. Every shift is smooth as silk except 3-4 which is harsh. They have had this unit out 3 times and in the process have rebuilt the unit, replaced valve body, replaced the direct drum and assembly... |
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| 2005 Mercedes-Benz S430 4Matic 4.3L transmission VIN: WDBNG83J55 Hi Everyone, Just got this car, I serviced it since new form the previous owner. It's got 132K on it, it's in excellent condition, the customer never asked how much it would cost. He states that sometimes it gets stuck in first gear. I wasn't able to duplicate... |
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| 2008 Mercedes-Benz GL450 4.6L Wipers VIN: 4JGBF71E38 Used car lot unit that they said wipers just quit.motors are good.they say that relays are new.combi switch shows all positions send signal.is there something simple here that is common to these |
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| 2007 Mitsubishi Eclipse Spyder GS 2.4L blower speed/ A/C VIN: 4A3AL25F97 we have a 07 eclipse for a/c any help will be great and thank you. recharged system, but the blower motor does not work on 1 & 2 speed but the a/c does kick on. but on blower speed 3 & 4 the blower works but the a/c shuts down. we are all at a loss here. have ... |
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| 2006 Toyota Tundra 4.7L MIL Lamp on VIN: 5TBJT32176 hello iatn, have this 2006 tundra 4.7 that has two codes po174 p2445 it is in limp mode with reduced power clear codes and runs fine on identifix they show code p2445 with other codes but none with po174 the air injection pump and check valves are common failu... Trouble codes: P0174, P2445 |
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| 2012 Toyota Sienna Limited 3.5L p0990 VIN: 5TDYK3DC8C P0990 - transmission fluid pressure sensor/switch. WE TESTED THE OLD ONE, DID NOT GET 10K oms. Replace with a new one, and a new harness to the TCM. Code comes back after about 60 miles. Swapped TCM with a different one, same thing - about 60 miles code comes ... |
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| 2005 Volvo XC70 2.5L No Start, Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: YV1SZ59245 Replaced OEM fuel pump, Car came back 1,000 miles with code 2900 fuel pressure faulty signal, 290D fuel pressure too low, fuel pump was not active, replaced fuel pump module, car started but code 2900 returned, manually checked fuel pressure & it was 43 psi at... Trouble codes: 2900 (fuel pressure faulty signal), 290D |
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Fixes & Summaries for All Makes and Models
| Fix/Summary | Answers | |
| 2002 Audi Allroad Quattro 2.7L Unknown VIN: WA1YD64B02 thanks to all who responded. the ignition switch was the one that was faulty. replaced it and it fired up. |
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| 2004 BMW 545i 4.4L Cooling System VIN: WBANB33524 Well we didn't fix this car. It was suggested that we replace both temperature sensors so we did that. We also checked the electric water pump that is connected into the heater lines, it was locked up so it was replaced as well. The vehicle still exhibited a f... |
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| 2008 BMW Z4 Roadster 3.0i 3.0L No Start VIN: 4USBU33508 This one is down the road. Many of you suggested we check the condition of the battery. The condition was checked and it was OK. Some suggested some sort of programming that needed to be done. When we bought this unit the dealer told us it was ready to go and ... Trouble codes: 2F44, 2F45. |
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| 2003 Chrysler Town & Country LX 3.8L MIL Lamp on VIN: 2C8GP44LX3 SORRY TO POST THIS LATE, AS THE CUSTOMER DECIDED NOT TO GO WITH ANY FURTHER REPAIR AT THIS TIME. I JUST WANT TO CLOSE THIS ONE NOW. HE SAID AT LEAST THE RADIATOR AND CONDENSER FANS AND FUNCTIONING NOW SO HE WON'T HAVE TO WORRY FOR ENGINE OVERHEATING IN THIS SU... Trouble codes: P1491 (Fan controlled relay circuit using autel maxisys), P1491 (Fan controlled relay circuit using autel maxisys). |
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| 1979 Ford Mustang 5.0L Engine VIN: 9F03F48116 thanks to everyone who replied, I recieved 17 replies not only from the US but from around the world! The fix was to remove the head apply a small amount of silicone between the layers of the MLS gasket in the area of the drain back hole, then a coat of coppe... |
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| 1997 Ford Expedition Eddie Bauer 5.4L Misfire VIN: 1FMFU18L7V well i have no explanation on why the misfire counters were acting in that manner, but what i did was take the truck out and did three 60-40mph coast without hitting the brake, was kinda hard to get it to do it because driveability was so bad, and poof P0302, ... |
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| 1998 GMC K1500 Suburban SLE 5.7L Hesitation, Cuts out VIN: 3GKFK16R2W Thank you all so much for the advice and feedback. Fuel pressure was fine. Checked grounds as well, cleaned and re-secured them but still the problem was there. The culprit/s it seems was a combination it between a relatively small manifold leak which would go... Trouble codes: 171 (bank lean), 174 (bank lean). |
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| 2003 Lincoln Navigator 5.4L compressor VIN: 5LMFU28R63 thanks everyone for the informative test procedures. I replaced the thermostatic expansion valve switch and all was good . |
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| 2007 Toyota Tundra SR5 4.7L MIL Lamp on VIN: 5TFBT54157 During testing of the in question valves a vacuum leak was found. Fixed the problem. Thanks to all. Trouble codes: P2442 (Air Check Valve), P2443 (Air Check Valve). |
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| 2015 Volkswagen Jetta SE 1.8L Fluid VIN: 3VWD17AJ6F I bought the Mityvac MV 6412 trans fill kit...worked like a charm,trans is ok even though customer drove it out of fluid.. |
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